| /* |
| * Copyright (C) 2007 Google (Evan Stade) |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #include <stdarg.h> |
| #include <math.h> |
| #include <limits.h> |
| |
| #include "windef.h" |
| #include "winbase.h" |
| #include "winuser.h" |
| #include "wingdi.h" |
| #include "wine/unicode.h" |
| |
| #define COBJMACROS |
| #include "objbase.h" |
| #include "ocidl.h" |
| #include "olectl.h" |
| #include "ole2.h" |
| |
| #include "winreg.h" |
| #include "shlwapi.h" |
| |
| #include "gdiplus.h" |
| #include "gdiplus_private.h" |
| #include "wine/debug.h" |
| #include "wine/list.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(gdiplus); |
| |
| /* looks-right constants */ |
| #define ANCHOR_WIDTH (2.0) |
| #define MAX_ITERS (50) |
| |
| /* Converts angle (in degrees) to x/y coordinates */ |
| static void deg2xy(REAL angle, REAL x_0, REAL y_0, REAL *x, REAL *y) |
| { |
| REAL radAngle, hypotenuse; |
| |
| radAngle = deg2rad(angle); |
| hypotenuse = 50.0; /* arbitrary */ |
| |
| *x = x_0 + cos(radAngle) * hypotenuse; |
| *y = y_0 + sin(radAngle) * hypotenuse; |
| } |
| |
| /* Converts from gdiplus path point type to gdi path point type. */ |
| static BYTE convert_path_point_type(BYTE type) |
| { |
| BYTE ret; |
| |
| switch(type & PathPointTypePathTypeMask){ |
| case PathPointTypeBezier: |
| ret = PT_BEZIERTO; |
| break; |
| case PathPointTypeLine: |
| ret = PT_LINETO; |
| break; |
| case PathPointTypeStart: |
| ret = PT_MOVETO; |
| break; |
| default: |
| ERR("Bad point type\n"); |
| return 0; |
| } |
| |
| if(type & PathPointTypeCloseSubpath) |
| ret |= PT_CLOSEFIGURE; |
| |
| return ret; |
| } |
| |
| static REAL graphics_res(GpGraphics *graphics) |
| { |
| if (graphics->image) return graphics->image->xres; |
| else return (REAL)GetDeviceCaps(graphics->hdc, LOGPIXELSX); |
| } |
| |
| static COLORREF get_gdi_brush_color(const GpBrush *brush) |
| { |
| ARGB argb; |
| |
| switch (brush->bt) |
| { |
| case BrushTypeSolidColor: |
| { |
| const GpSolidFill *sf = (const GpSolidFill *)brush; |
| argb = sf->color; |
| break; |
| } |
| case BrushTypeHatchFill: |
| { |
| const GpHatch *hatch = (const GpHatch *)brush; |
| argb = hatch->forecol; |
| break; |
| } |
| case BrushTypeLinearGradient: |
| { |
| const GpLineGradient *line = (const GpLineGradient *)brush; |
| argb = line->startcolor; |
| break; |
| } |
| case BrushTypePathGradient: |
| { |
| const GpPathGradient *grad = (const GpPathGradient *)brush; |
| argb = grad->centercolor; |
| break; |
| } |
| default: |
| FIXME("unhandled brush type %d\n", brush->bt); |
| argb = 0; |
| break; |
| } |
| return ARGB2COLORREF(argb); |
| } |
| |
| static HBITMAP create_hatch_bitmap(const GpHatch *hatch) |
| { |
| HBITMAP hbmp; |
| BITMAPINFOHEADER bmih; |
| DWORD *bits; |
| int x, y; |
| |
| bmih.biSize = sizeof(bmih); |
| bmih.biWidth = 8; |
| bmih.biHeight = 8; |
| bmih.biPlanes = 1; |
| bmih.biBitCount = 32; |
| bmih.biCompression = BI_RGB; |
| bmih.biSizeImage = 0; |
| |
| hbmp = CreateDIBSection(0, (BITMAPINFO *)&bmih, DIB_RGB_COLORS, (void **)&bits, NULL, 0); |
| if (hbmp) |
| { |
| const char *hatch_data; |
| |
| if (get_hatch_data(hatch->hatchstyle, &hatch_data) == Ok) |
| { |
| for (y = 0; y < 8; y++) |
| { |
| for (x = 0; x < 8; x++) |
| { |
| if (hatch_data[y] & (0x80 >> x)) |
| bits[y * 8 + x] = hatch->forecol; |
| else |
| bits[y * 8 + x] = hatch->backcol; |
| } |
| } |
| } |
| else |
| { |
| FIXME("Unimplemented hatch style %d\n", hatch->hatchstyle); |
| |
| for (y = 0; y < 64; y++) |
| bits[y] = hatch->forecol; |
| } |
| } |
| |
| return hbmp; |
| } |
| |
| static GpStatus create_gdi_logbrush(const GpBrush *brush, LOGBRUSH *lb) |
| { |
| switch (brush->bt) |
| { |
| case BrushTypeSolidColor: |
| { |
| const GpSolidFill *sf = (const GpSolidFill *)brush; |
| lb->lbStyle = BS_SOLID; |
| lb->lbColor = ARGB2COLORREF(sf->color); |
| lb->lbHatch = 0; |
| return Ok; |
| } |
| |
| case BrushTypeHatchFill: |
| { |
| const GpHatch *hatch = (const GpHatch *)brush; |
| HBITMAP hbmp; |
| |
| hbmp = create_hatch_bitmap(hatch); |
| if (!hbmp) return OutOfMemory; |
| |
| lb->lbStyle = BS_PATTERN; |
| lb->lbColor = 0; |
| lb->lbHatch = (ULONG_PTR)hbmp; |
| return Ok; |
| } |
| |
| default: |
| FIXME("unhandled brush type %d\n", brush->bt); |
| lb->lbStyle = BS_SOLID; |
| lb->lbColor = get_gdi_brush_color(brush); |
| lb->lbHatch = 0; |
| return Ok; |
| } |
| } |
| |
| static GpStatus free_gdi_logbrush(LOGBRUSH *lb) |
| { |
| switch (lb->lbStyle) |
| { |
| case BS_PATTERN: |
| DeleteObject((HGDIOBJ)(ULONG_PTR)lb->lbHatch); |
| break; |
| } |
| return Ok; |
| } |
| |
| static HBRUSH create_gdi_brush(const GpBrush *brush) |
| { |
| LOGBRUSH lb; |
| HBRUSH gdibrush; |
| |
| if (create_gdi_logbrush(brush, &lb) != Ok) return 0; |
| |
| gdibrush = CreateBrushIndirect(&lb); |
| free_gdi_logbrush(&lb); |
| |
| return gdibrush; |
| } |
| |
| static INT prepare_dc(GpGraphics *graphics, GpPen *pen) |
| { |
| LOGBRUSH lb; |
| HPEN gdipen; |
| REAL width; |
| INT save_state, i, numdashes; |
| GpPointF pt[2]; |
| DWORD dash_array[MAX_DASHLEN]; |
| |
| save_state = SaveDC(graphics->hdc); |
| |
| EndPath(graphics->hdc); |
| |
| if(pen->unit == UnitPixel){ |
| width = pen->width; |
| } |
| else{ |
| /* Get an estimate for the amount the pen width is affected by the world |
| * transform. (This is similar to what some of the wine drivers do.) */ |
| pt[0].X = 0.0; |
| pt[0].Y = 0.0; |
| pt[1].X = 1.0; |
| pt[1].Y = 1.0; |
| GdipTransformMatrixPoints(graphics->worldtrans, pt, 2); |
| width = sqrt((pt[1].X - pt[0].X) * (pt[1].X - pt[0].X) + |
| (pt[1].Y - pt[0].Y) * (pt[1].Y - pt[0].Y)) / sqrt(2.0); |
| |
| width *= pen->width * convert_unit(graphics_res(graphics), |
| pen->unit == UnitWorld ? graphics->unit : pen->unit); |
| } |
| |
| if(pen->dash == DashStyleCustom){ |
| numdashes = min(pen->numdashes, MAX_DASHLEN); |
| |
| TRACE("dashes are: "); |
| for(i = 0; i < numdashes; i++){ |
| dash_array[i] = roundr(width * pen->dashes[i]); |
| TRACE("%d, ", dash_array[i]); |
| } |
| TRACE("\n and the pen style is %x\n", pen->style); |
| |
| create_gdi_logbrush(pen->brush, &lb); |
| gdipen = ExtCreatePen(pen->style, roundr(width), &lb, |
| numdashes, dash_array); |
| free_gdi_logbrush(&lb); |
| } |
| else |
| { |
| create_gdi_logbrush(pen->brush, &lb); |
| gdipen = ExtCreatePen(pen->style, roundr(width), &lb, 0, NULL); |
| free_gdi_logbrush(&lb); |
| } |
| |
| SelectObject(graphics->hdc, gdipen); |
| |
| return save_state; |
| } |
| |
| static void restore_dc(GpGraphics *graphics, INT state) |
| { |
| DeleteObject(SelectObject(graphics->hdc, GetStockObject(NULL_PEN))); |
| RestoreDC(graphics->hdc, state); |
| } |
| |
| static GpStatus get_graphics_transform(GpGraphics *graphics, GpCoordinateSpace dst_space, |
| GpCoordinateSpace src_space, GpMatrix **matrix); |
| |
| /* This helper applies all the changes that the points listed in ptf need in |
| * order to be drawn on the device context. In the end, this should include at |
| * least: |
| * -scaling by page unit |
| * -applying world transformation |
| * -converting from float to int |
| * Native gdiplus uses gdi32 to do all this (via SetMapMode, SetViewportExtEx, |
| * SetWindowExtEx, SetWorldTransform, etc.) but we cannot because we are using |
| * gdi to draw, and these functions would irreparably mess with line widths. |
| */ |
| static void transform_and_round_points(GpGraphics *graphics, POINT *pti, |
| GpPointF *ptf, INT count) |
| { |
| REAL unitscale; |
| GpMatrix *matrix; |
| int i; |
| |
| unitscale = convert_unit(graphics_res(graphics), graphics->unit); |
| |
| /* apply page scale */ |
| if(graphics->unit != UnitDisplay) |
| unitscale *= graphics->scale; |
| |
| GdipCloneMatrix(graphics->worldtrans, &matrix); |
| GdipScaleMatrix(matrix, unitscale, unitscale, MatrixOrderAppend); |
| GdipTransformMatrixPoints(matrix, ptf, count); |
| GdipDeleteMatrix(matrix); |
| |
| for(i = 0; i < count; i++){ |
| pti[i].x = roundr(ptf[i].X); |
| pti[i].y = roundr(ptf[i].Y); |
| } |
| } |
| |
| static void gdi_alpha_blend(GpGraphics *graphics, INT dst_x, INT dst_y, INT dst_width, INT dst_height, |
| HDC hdc, INT src_x, INT src_y, INT src_width, INT src_height) |
| { |
| if (GetDeviceCaps(graphics->hdc, SHADEBLENDCAPS) == SB_NONE) |
| { |
| TRACE("alpha blending not supported by device, fallback to StretchBlt\n"); |
| |
| StretchBlt(graphics->hdc, dst_x, dst_y, dst_width, dst_height, |
| hdc, src_x, src_y, src_width, src_height, SRCCOPY); |
| } |
| else |
| { |
| BLENDFUNCTION bf; |
| |
| bf.BlendOp = AC_SRC_OVER; |
| bf.BlendFlags = 0; |
| bf.SourceConstantAlpha = 255; |
| bf.AlphaFormat = AC_SRC_ALPHA; |
| |
| GdiAlphaBlend(graphics->hdc, dst_x, dst_y, dst_width, dst_height, |
| hdc, src_x, src_y, src_width, src_height, bf); |
| } |
| } |
| |
| /* Draw non-premultiplied ARGB data to the given graphics object */ |
| static GpStatus alpha_blend_pixels(GpGraphics *graphics, INT dst_x, INT dst_y, |
| const BYTE *src, INT src_width, INT src_height, INT src_stride) |
| { |
| if (graphics->image && graphics->image->type == ImageTypeBitmap) |
| { |
| GpBitmap *dst_bitmap = (GpBitmap*)graphics->image; |
| INT x, y; |
| |
| for (x=0; x<src_width; x++) |
| { |
| for (y=0; y<src_height; y++) |
| { |
| ARGB dst_color, src_color; |
| GdipBitmapGetPixel(dst_bitmap, x+dst_x, y+dst_y, &dst_color); |
| src_color = ((ARGB*)(src + src_stride * y))[x]; |
| GdipBitmapSetPixel(dst_bitmap, x+dst_x, y+dst_y, color_over(dst_color, src_color)); |
| } |
| } |
| |
| return Ok; |
| } |
| else if (graphics->image && graphics->image->type == ImageTypeMetafile) |
| { |
| ERR("This should not be used for metafiles; fix caller\n"); |
| return NotImplemented; |
| } |
| else |
| { |
| HDC hdc; |
| HBITMAP hbitmap; |
| BITMAPINFOHEADER bih; |
| BYTE *temp_bits; |
| |
| hdc = CreateCompatibleDC(0); |
| |
| bih.biSize = sizeof(BITMAPINFOHEADER); |
| bih.biWidth = src_width; |
| bih.biHeight = -src_height; |
| bih.biPlanes = 1; |
| bih.biBitCount = 32; |
| bih.biCompression = BI_RGB; |
| bih.biSizeImage = 0; |
| bih.biXPelsPerMeter = 0; |
| bih.biYPelsPerMeter = 0; |
| bih.biClrUsed = 0; |
| bih.biClrImportant = 0; |
| |
| hbitmap = CreateDIBSection(hdc, (BITMAPINFO*)&bih, DIB_RGB_COLORS, |
| (void**)&temp_bits, NULL, 0); |
| |
| convert_32bppARGB_to_32bppPARGB(src_width, src_height, temp_bits, |
| 4 * src_width, src, src_stride); |
| |
| SelectObject(hdc, hbitmap); |
| gdi_alpha_blend(graphics, dst_x, dst_y, src_width, src_height, |
| hdc, 0, 0, src_width, src_height); |
| DeleteDC(hdc); |
| DeleteObject(hbitmap); |
| |
| return Ok; |
| } |
| } |
| |
| static GpStatus alpha_blend_pixels_hrgn(GpGraphics *graphics, INT dst_x, INT dst_y, |
| const BYTE *src, INT src_width, INT src_height, INT src_stride, HRGN hregion) |
| { |
| GpStatus stat=Ok; |
| |
| if (graphics->image && graphics->image->type == ImageTypeBitmap) |
| { |
| int i, size; |
| RGNDATA *rgndata; |
| RECT *rects; |
| |
| size = GetRegionData(hregion, 0, NULL); |
| |
| rgndata = GdipAlloc(size); |
| if (!rgndata) |
| return OutOfMemory; |
| |
| GetRegionData(hregion, size, rgndata); |
| |
| rects = (RECT*)&rgndata->Buffer; |
| |
| for (i=0; stat == Ok && i<rgndata->rdh.nCount; i++) |
| { |
| stat = alpha_blend_pixels(graphics, rects[i].left, rects[i].top, |
| &src[(rects[i].left - dst_x) * 4 + (rects[i].top - dst_y) * src_stride], |
| rects[i].right - rects[i].left, rects[i].bottom - rects[i].top, |
| src_stride); |
| } |
| |
| GdipFree(rgndata); |
| |
| return stat; |
| } |
| else if (graphics->image && graphics->image->type == ImageTypeMetafile) |
| { |
| ERR("This should not be used for metafiles; fix caller\n"); |
| return NotImplemented; |
| } |
| else |
| { |
| int save; |
| |
| save = SaveDC(graphics->hdc); |
| |
| ExtSelectClipRgn(graphics->hdc, hregion, RGN_AND); |
| |
| stat = alpha_blend_pixels(graphics, dst_x, dst_y, src, src_width, |
| src_height, src_stride); |
| |
| RestoreDC(graphics->hdc, save); |
| |
| return stat; |
| } |
| } |
| |
| static ARGB blend_colors(ARGB start, ARGB end, REAL position) |
| { |
| ARGB result=0; |
| ARGB i; |
| INT a1, a2, a3; |
| |
| a1 = (start >> 24) & 0xff; |
| a2 = (end >> 24) & 0xff; |
| |
| a3 = (int)(a1*(1.0f - position)+a2*(position)); |
| |
| result |= a3 << 24; |
| |
| for (i=0xff; i<=0xff0000; i = i << 8) |
| result |= (int)((start&i)*(1.0f - position)+(end&i)*(position))&i; |
| return result; |
| } |
| |
| static ARGB blend_line_gradient(GpLineGradient* brush, REAL position) |
| { |
| REAL blendfac; |
| |
| /* clamp to between 0.0 and 1.0, using the wrap mode */ |
| if (brush->wrap == WrapModeTile) |
| { |
| position = fmodf(position, 1.0f); |
| if (position < 0.0f) position += 1.0f; |
| } |
| else /* WrapModeFlip* */ |
| { |
| position = fmodf(position, 2.0f); |
| if (position < 0.0f) position += 2.0f; |
| if (position > 1.0f) position = 2.0f - position; |
| } |
| |
| if (brush->blendcount == 1) |
| blendfac = position; |
| else |
| { |
| int i=1; |
| REAL left_blendpos, left_blendfac, right_blendpos, right_blendfac; |
| REAL range; |
| |
| /* locate the blend positions surrounding this position */ |
| while (position > brush->blendpos[i]) |
| i++; |
| |
| /* interpolate between the blend positions */ |
| left_blendpos = brush->blendpos[i-1]; |
| left_blendfac = brush->blendfac[i-1]; |
| right_blendpos = brush->blendpos[i]; |
| right_blendfac = brush->blendfac[i]; |
| range = right_blendpos - left_blendpos; |
| blendfac = (left_blendfac * (right_blendpos - position) + |
| right_blendfac * (position - left_blendpos)) / range; |
| } |
| |
| if (brush->pblendcount == 0) |
| return blend_colors(brush->startcolor, brush->endcolor, blendfac); |
| else |
| { |
| int i=1; |
| ARGB left_blendcolor, right_blendcolor; |
| REAL left_blendpos, right_blendpos; |
| |
| /* locate the blend colors surrounding this position */ |
| while (blendfac > brush->pblendpos[i]) |
| i++; |
| |
| /* interpolate between the blend colors */ |
| left_blendpos = brush->pblendpos[i-1]; |
| left_blendcolor = brush->pblendcolor[i-1]; |
| right_blendpos = brush->pblendpos[i]; |
| right_blendcolor = brush->pblendcolor[i]; |
| blendfac = (blendfac - left_blendpos) / (right_blendpos - left_blendpos); |
| return blend_colors(left_blendcolor, right_blendcolor, blendfac); |
| } |
| } |
| |
| static ARGB transform_color(ARGB color, const ColorMatrix *matrix) |
| { |
| REAL val[5], res[4]; |
| int i, j; |
| unsigned char a, r, g, b; |
| |
| val[0] = ((color >> 16) & 0xff) / 255.0; /* red */ |
| val[1] = ((color >> 8) & 0xff) / 255.0; /* green */ |
| val[2] = (color & 0xff) / 255.0; /* blue */ |
| val[3] = ((color >> 24) & 0xff) / 255.0; /* alpha */ |
| val[4] = 1.0; /* translation */ |
| |
| for (i=0; i<4; i++) |
| { |
| res[i] = 0.0; |
| |
| for (j=0; j<5; j++) |
| res[i] += matrix->m[j][i] * val[j]; |
| } |
| |
| a = min(max(floorf(res[3]*255.0), 0.0), 255.0); |
| r = min(max(floorf(res[0]*255.0), 0.0), 255.0); |
| g = min(max(floorf(res[1]*255.0), 0.0), 255.0); |
| b = min(max(floorf(res[2]*255.0), 0.0), 255.0); |
| |
| return (a << 24) | (r << 16) | (g << 8) | b; |
| } |
| |
| static int color_is_gray(ARGB color) |
| { |
| unsigned char r, g, b; |
| |
| r = (color >> 16) & 0xff; |
| g = (color >> 8) & 0xff; |
| b = color & 0xff; |
| |
| return (r == g) && (g == b); |
| } |
| |
| static void apply_image_attributes(const GpImageAttributes *attributes, LPBYTE data, |
| UINT width, UINT height, INT stride, ColorAdjustType type) |
| { |
| UINT x, y, i; |
| |
| if (attributes->colorkeys[type].enabled || |
| attributes->colorkeys[ColorAdjustTypeDefault].enabled) |
| { |
| const struct color_key *key; |
| BYTE min_blue, min_green, min_red; |
| BYTE max_blue, max_green, max_red; |
| |
| if (attributes->colorkeys[type].enabled) |
| key = &attributes->colorkeys[type]; |
| else |
| key = &attributes->colorkeys[ColorAdjustTypeDefault]; |
| |
| min_blue = key->low&0xff; |
| min_green = (key->low>>8)&0xff; |
| min_red = (key->low>>16)&0xff; |
| |
| max_blue = key->high&0xff; |
| max_green = (key->high>>8)&0xff; |
| max_red = (key->high>>16)&0xff; |
| |
| for (x=0; x<width; x++) |
| for (y=0; y<height; y++) |
| { |
| ARGB *src_color; |
| BYTE blue, green, red; |
| src_color = (ARGB*)(data + stride * y + sizeof(ARGB) * x); |
| blue = *src_color&0xff; |
| green = (*src_color>>8)&0xff; |
| red = (*src_color>>16)&0xff; |
| if (blue >= min_blue && green >= min_green && red >= min_red && |
| blue <= max_blue && green <= max_green && red <= max_red) |
| *src_color = 0x00000000; |
| } |
| } |
| |
| if (attributes->colorremaptables[type].enabled || |
| attributes->colorremaptables[ColorAdjustTypeDefault].enabled) |
| { |
| const struct color_remap_table *table; |
| |
| if (attributes->colorremaptables[type].enabled) |
| table = &attributes->colorremaptables[type]; |
| else |
| table = &attributes->colorremaptables[ColorAdjustTypeDefault]; |
| |
| for (x=0; x<width; x++) |
| for (y=0; y<height; y++) |
| { |
| ARGB *src_color; |
| src_color = (ARGB*)(data + stride * y + sizeof(ARGB) * x); |
| for (i=0; i<table->mapsize; i++) |
| { |
| if (*src_color == table->colormap[i].oldColor.Argb) |
| { |
| *src_color = table->colormap[i].newColor.Argb; |
| break; |
| } |
| } |
| } |
| } |
| |
| if (attributes->colormatrices[type].enabled || |
| attributes->colormatrices[ColorAdjustTypeDefault].enabled) |
| { |
| const struct color_matrix *colormatrices; |
| |
| if (attributes->colormatrices[type].enabled) |
| colormatrices = &attributes->colormatrices[type]; |
| else |
| colormatrices = &attributes->colormatrices[ColorAdjustTypeDefault]; |
| |
| for (x=0; x<width; x++) |
| for (y=0; y<height; y++) |
| { |
| ARGB *src_color; |
| src_color = (ARGB*)(data + stride * y + sizeof(ARGB) * x); |
| |
| if (colormatrices->flags == ColorMatrixFlagsDefault || |
| !color_is_gray(*src_color)) |
| { |
| *src_color = transform_color(*src_color, &colormatrices->colormatrix); |
| } |
| else if (colormatrices->flags == ColorMatrixFlagsAltGray) |
| { |
| *src_color = transform_color(*src_color, &colormatrices->graymatrix); |
| } |
| } |
| } |
| |
| if (attributes->gamma_enabled[type] || |
| attributes->gamma_enabled[ColorAdjustTypeDefault]) |
| { |
| REAL gamma; |
| |
| if (attributes->gamma_enabled[type]) |
| gamma = attributes->gamma[type]; |
| else |
| gamma = attributes->gamma[ColorAdjustTypeDefault]; |
| |
| for (x=0; x<width; x++) |
| for (y=0; y<height; y++) |
| { |
| ARGB *src_color; |
| BYTE blue, green, red; |
| src_color = (ARGB*)(data + stride * y + sizeof(ARGB) * x); |
| |
| blue = *src_color&0xff; |
| green = (*src_color>>8)&0xff; |
| red = (*src_color>>16)&0xff; |
| |
| /* FIXME: We should probably use a table for this. */ |
| blue = floorf(powf(blue / 255.0, gamma) * 255.0); |
| green = floorf(powf(green / 255.0, gamma) * 255.0); |
| red = floorf(powf(red / 255.0, gamma) * 255.0); |
| |
| *src_color = (*src_color & 0xff000000) | (red << 16) | (green << 8) | blue; |
| } |
| } |
| } |
| |
| /* Given a bitmap and its source rectangle, find the smallest rectangle in the |
| * bitmap that contains all the pixels we may need to draw it. */ |
| static void get_bitmap_sample_size(InterpolationMode interpolation, WrapMode wrap, |
| GpBitmap* bitmap, REAL srcx, REAL srcy, REAL srcwidth, REAL srcheight, |
| GpRect *rect) |
| { |
| INT left, top, right, bottom; |
| |
| switch (interpolation) |
| { |
| case InterpolationModeHighQualityBilinear: |
| case InterpolationModeHighQualityBicubic: |
| /* FIXME: Include a greater range for the prefilter? */ |
| case InterpolationModeBicubic: |
| case InterpolationModeBilinear: |
| left = (INT)(floorf(srcx)); |
| top = (INT)(floorf(srcy)); |
| right = (INT)(ceilf(srcx+srcwidth)); |
| bottom = (INT)(ceilf(srcy+srcheight)); |
| break; |
| case InterpolationModeNearestNeighbor: |
| default: |
| left = roundr(srcx); |
| top = roundr(srcy); |
| right = roundr(srcx+srcwidth); |
| bottom = roundr(srcy+srcheight); |
| break; |
| } |
| |
| if (wrap == WrapModeClamp) |
| { |
| if (left < 0) |
| left = 0; |
| if (top < 0) |
| top = 0; |
| if (right >= bitmap->width) |
| right = bitmap->width-1; |
| if (bottom >= bitmap->height) |
| bottom = bitmap->height-1; |
| } |
| else |
| { |
| /* In some cases we can make the rectangle smaller here, but the logic |
| * is hard to get right, and tiling suggests we're likely to use the |
| * entire source image. */ |
| if (left < 0 || right >= bitmap->width) |
| { |
| left = 0; |
| right = bitmap->width-1; |
| } |
| |
| if (top < 0 || bottom >= bitmap->height) |
| { |
| top = 0; |
| bottom = bitmap->height-1; |
| } |
| } |
| |
| rect->X = left; |
| rect->Y = top; |
| rect->Width = right - left + 1; |
| rect->Height = bottom - top + 1; |
| } |
| |
| static ARGB sample_bitmap_pixel(GDIPCONST GpRect *src_rect, LPBYTE bits, UINT width, |
| UINT height, INT x, INT y, GDIPCONST GpImageAttributes *attributes) |
| { |
| if (attributes->wrap == WrapModeClamp) |
| { |
| if (x < 0 || y < 0 || x >= width || y >= height) |
| return attributes->outside_color; |
| } |
| else |
| { |
| /* Tiling. Make sure co-ordinates are positive as it simplifies the math. */ |
| if (x < 0) |
| x = width*2 + x % (width * 2); |
| if (y < 0) |
| y = height*2 + y % (height * 2); |
| |
| if ((attributes->wrap & 1) == 1) |
| { |
| /* Flip X */ |
| if ((x / width) % 2 == 0) |
| x = x % width; |
| else |
| x = width - 1 - x % width; |
| } |
| else |
| x = x % width; |
| |
| if ((attributes->wrap & 2) == 2) |
| { |
| /* Flip Y */ |
| if ((y / height) % 2 == 0) |
| y = y % height; |
| else |
| y = height - 1 - y % height; |
| } |
| else |
| y = y % height; |
| } |
| |
| if (x < src_rect->X || y < src_rect->Y || x >= src_rect->X + src_rect->Width || y >= src_rect->Y + src_rect->Height) |
| { |
| ERR("out of range pixel requested\n"); |
| return 0xffcd0084; |
| } |
| |
| return ((DWORD*)(bits))[(x - src_rect->X) + (y - src_rect->Y) * src_rect->Width]; |
| } |
| |
| static ARGB resample_bitmap_pixel(GDIPCONST GpRect *src_rect, LPBYTE bits, UINT width, |
| UINT height, GpPointF *point, GDIPCONST GpImageAttributes *attributes, |
| InterpolationMode interpolation) |
| { |
| static int fixme; |
| |
| switch (interpolation) |
| { |
| default: |
| if (!fixme++) |
| FIXME("Unimplemented interpolation %i\n", interpolation); |
| /* fall-through */ |
| case InterpolationModeBilinear: |
| { |
| REAL leftxf, topyf; |
| INT leftx, rightx, topy, bottomy; |
| ARGB topleft, topright, bottomleft, bottomright; |
| ARGB top, bottom; |
| float x_offset; |
| |
| leftxf = floorf(point->X); |
| leftx = (INT)leftxf; |
| rightx = (INT)ceilf(point->X); |
| topyf = floorf(point->Y); |
| topy = (INT)topyf; |
| bottomy = (INT)ceilf(point->Y); |
| |
| if (leftx == rightx && topy == bottomy) |
| return sample_bitmap_pixel(src_rect, bits, width, height, |
| leftx, topy, attributes); |
| |
| topleft = sample_bitmap_pixel(src_rect, bits, width, height, |
| leftx, topy, attributes); |
| topright = sample_bitmap_pixel(src_rect, bits, width, height, |
| rightx, topy, attributes); |
| bottomleft = sample_bitmap_pixel(src_rect, bits, width, height, |
| leftx, bottomy, attributes); |
| bottomright = sample_bitmap_pixel(src_rect, bits, width, height, |
| rightx, bottomy, attributes); |
| |
| x_offset = point->X - leftxf; |
| top = blend_colors(topleft, topright, x_offset); |
| bottom = blend_colors(bottomleft, bottomright, x_offset); |
| |
| return blend_colors(top, bottom, point->Y - topyf); |
| } |
| case InterpolationModeNearestNeighbor: |
| return sample_bitmap_pixel(src_rect, bits, width, height, |
| roundr(point->X), roundr(point->Y), attributes); |
| } |
| } |
| |
| static REAL intersect_line_scanline(const GpPointF *p1, const GpPointF *p2, REAL y) |
| { |
| return (p1->X - p2->X) * (p2->Y - y) / (p2->Y - p1->Y) + p2->X; |
| } |
| |
| static INT brush_can_fill_path(GpBrush *brush) |
| { |
| switch (brush->bt) |
| { |
| case BrushTypeSolidColor: |
| return 1; |
| case BrushTypeHatchFill: |
| { |
| GpHatch *hatch = (GpHatch*)brush; |
| return ((hatch->forecol & 0xff000000) == 0xff000000) && |
| ((hatch->backcol & 0xff000000) == 0xff000000); |
| } |
| case BrushTypeLinearGradient: |
| case BrushTypeTextureFill: |
| /* Gdi32 isn't much help with these, so we should use brush_fill_pixels instead. */ |
| default: |
| return 0; |
| } |
| } |
| |
| static void brush_fill_path(GpGraphics *graphics, GpBrush* brush) |
| { |
| switch (brush->bt) |
| { |
| case BrushTypeSolidColor: |
| { |
| GpSolidFill *fill = (GpSolidFill*)brush; |
| HBITMAP bmp = ARGB2BMP(fill->color); |
| |
| if (bmp) |
| { |
| RECT rc; |
| /* partially transparent fill */ |
| |
| SelectClipPath(graphics->hdc, RGN_AND); |
| if (GetClipBox(graphics->hdc, &rc) != NULLREGION) |
| { |
| HDC hdc = CreateCompatibleDC(NULL); |
| |
| if (!hdc) break; |
| |
| SelectObject(hdc, bmp); |
| gdi_alpha_blend(graphics, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, |
| hdc, 0, 0, 1, 1); |
| DeleteDC(hdc); |
| } |
| |
| DeleteObject(bmp); |
| break; |
| } |
| /* else fall through */ |
| } |
| default: |
| { |
| HBRUSH gdibrush, old_brush; |
| |
| gdibrush = create_gdi_brush(brush); |
| if (!gdibrush) return; |
| |
| old_brush = SelectObject(graphics->hdc, gdibrush); |
| FillPath(graphics->hdc); |
| SelectObject(graphics->hdc, old_brush); |
| DeleteObject(gdibrush); |
| break; |
| } |
| } |
| } |
| |
| static INT brush_can_fill_pixels(GpBrush *brush) |
| { |
| switch (brush->bt) |
| { |
| case BrushTypeSolidColor: |
| case BrushTypeHatchFill: |
| case BrushTypeLinearGradient: |
| case BrushTypeTextureFill: |
| case BrushTypePathGradient: |
| return 1; |
| default: |
| return 0; |
| } |
| } |
| |
| static GpStatus brush_fill_pixels(GpGraphics *graphics, GpBrush *brush, |
| DWORD *argb_pixels, GpRect *fill_area, UINT cdwStride) |
| { |
| switch (brush->bt) |
| { |
| case BrushTypeSolidColor: |
| { |
| int x, y; |
| GpSolidFill *fill = (GpSolidFill*)brush; |
| for (x=0; x<fill_area->Width; x++) |
| for (y=0; y<fill_area->Height; y++) |
| argb_pixels[x + y*cdwStride] = fill->color; |
| return Ok; |
| } |
| case BrushTypeHatchFill: |
| { |
| int x, y; |
| GpHatch *fill = (GpHatch*)brush; |
| const char *hatch_data; |
| |
| if (get_hatch_data(fill->hatchstyle, &hatch_data) != Ok) |
| return NotImplemented; |
| |
| for (x=0; x<fill_area->Width; x++) |
| for (y=0; y<fill_area->Height; y++) |
| { |
| int hx, hy; |
| |
| /* FIXME: Account for the rendering origin */ |
| hx = (x + fill_area->X) % 8; |
| hy = (y + fill_area->Y) % 8; |
| |
| if ((hatch_data[7-hy] & (0x80 >> hx)) != 0) |
| argb_pixels[x + y*cdwStride] = fill->forecol; |
| else |
| argb_pixels[x + y*cdwStride] = fill->backcol; |
| } |
| |
| return Ok; |
| } |
| case BrushTypeLinearGradient: |
| { |
| GpLineGradient *fill = (GpLineGradient*)brush; |
| GpPointF draw_points[3], line_points[3]; |
| GpStatus stat; |
| static const GpRectF box_1 = { 0.0, 0.0, 1.0, 1.0 }; |
| GpMatrix *world_to_gradient; /* FIXME: Store this in the brush? */ |
| int x, y; |
| |
| draw_points[0].X = fill_area->X; |
| draw_points[0].Y = fill_area->Y; |
| draw_points[1].X = fill_area->X+1; |
| draw_points[1].Y = fill_area->Y; |
| draw_points[2].X = fill_area->X; |
| draw_points[2].Y = fill_area->Y+1; |
| |
| /* Transform the points to a co-ordinate space where X is the point's |
| * position in the gradient, 0.0 being the start point and 1.0 the |
| * end point. */ |
| stat = GdipTransformPoints(graphics, CoordinateSpaceWorld, |
| CoordinateSpaceDevice, draw_points, 3); |
| |
| if (stat == Ok) |
| { |
| line_points[0] = fill->startpoint; |
| line_points[1] = fill->endpoint; |
| line_points[2].X = fill->startpoint.X + (fill->startpoint.Y - fill->endpoint.Y); |
| line_points[2].Y = fill->startpoint.Y + (fill->endpoint.X - fill->startpoint.X); |
| |
| stat = GdipCreateMatrix3(&box_1, line_points, &world_to_gradient); |
| } |
| |
| if (stat == Ok) |
| { |
| stat = GdipInvertMatrix(world_to_gradient); |
| |
| if (stat == Ok) |
| stat = GdipTransformMatrixPoints(world_to_gradient, draw_points, 3); |
| |
| GdipDeleteMatrix(world_to_gradient); |
| } |
| |
| if (stat == Ok) |
| { |
| REAL x_delta = draw_points[1].X - draw_points[0].X; |
| REAL y_delta = draw_points[2].X - draw_points[0].X; |
| |
| for (y=0; y<fill_area->Height; y++) |
| { |
| for (x=0; x<fill_area->Width; x++) |
| { |
| REAL pos = draw_points[0].X + x * x_delta + y * y_delta; |
| |
| argb_pixels[x + y*cdwStride] = blend_line_gradient(fill, pos); |
| } |
| } |
| } |
| |
| return stat; |
| } |
| case BrushTypeTextureFill: |
| { |
| GpTexture *fill = (GpTexture*)brush; |
| GpPointF draw_points[3]; |
| GpStatus stat; |
| GpMatrix *world_to_texture; |
| int x, y; |
| GpBitmap *bitmap; |
| int src_stride; |
| GpRect src_area; |
| |
| if (fill->image->type != ImageTypeBitmap) |
| { |
| FIXME("metafile texture brushes not implemented\n"); |
| return NotImplemented; |
| } |
| |
| bitmap = (GpBitmap*)fill->image; |
| src_stride = sizeof(ARGB) * bitmap->width; |
| |
| src_area.X = src_area.Y = 0; |
| src_area.Width = bitmap->width; |
| src_area.Height = bitmap->height; |
| |
| draw_points[0].X = fill_area->X; |
| draw_points[0].Y = fill_area->Y; |
| draw_points[1].X = fill_area->X+1; |
| draw_points[1].Y = fill_area->Y; |
| draw_points[2].X = fill_area->X; |
| draw_points[2].Y = fill_area->Y+1; |
| |
| /* Transform the points to the co-ordinate space of the bitmap. */ |
| stat = GdipTransformPoints(graphics, CoordinateSpaceWorld, |
| CoordinateSpaceDevice, draw_points, 3); |
| |
| if (stat == Ok) |
| { |
| stat = GdipCloneMatrix(fill->transform, &world_to_texture); |
| } |
| |
| if (stat == Ok) |
| { |
| stat = GdipInvertMatrix(world_to_texture); |
| |
| if (stat == Ok) |
| stat = GdipTransformMatrixPoints(world_to_texture, draw_points, 3); |
| |
| GdipDeleteMatrix(world_to_texture); |
| } |
| |
| if (stat == Ok && !fill->bitmap_bits) |
| { |
| BitmapData lockeddata; |
| |
| fill->bitmap_bits = GdipAlloc(sizeof(ARGB) * bitmap->width * bitmap->height); |
| if (!fill->bitmap_bits) |
| stat = OutOfMemory; |
| |
| if (stat == Ok) |
| { |
| lockeddata.Width = bitmap->width; |
| lockeddata.Height = bitmap->height; |
| lockeddata.Stride = src_stride; |
| lockeddata.PixelFormat = PixelFormat32bppARGB; |
| lockeddata.Scan0 = fill->bitmap_bits; |
| |
| stat = GdipBitmapLockBits(bitmap, &src_area, ImageLockModeRead|ImageLockModeUserInputBuf, |
| PixelFormat32bppARGB, &lockeddata); |
| } |
| |
| if (stat == Ok) |
| stat = GdipBitmapUnlockBits(bitmap, &lockeddata); |
| |
| if (stat == Ok) |
| apply_image_attributes(fill->imageattributes, fill->bitmap_bits, |
| bitmap->width, bitmap->height, |
| src_stride, ColorAdjustTypeBitmap); |
| |
| if (stat != Ok) |
| { |
| GdipFree(fill->bitmap_bits); |
| fill->bitmap_bits = NULL; |
| } |
| } |
| |
| if (stat == Ok) |
| { |
| REAL x_dx = draw_points[1].X - draw_points[0].X; |
| REAL x_dy = draw_points[1].Y - draw_points[0].Y; |
| REAL y_dx = draw_points[2].X - draw_points[0].X; |
| REAL y_dy = draw_points[2].Y - draw_points[0].Y; |
| |
| for (y=0; y<fill_area->Height; y++) |
| { |
| for (x=0; x<fill_area->Width; x++) |
| { |
| GpPointF point; |
| point.X = draw_points[0].X + x * x_dx + y * y_dx; |
| point.Y = draw_points[0].Y + y * x_dy + y * y_dy; |
| |
| argb_pixels[x + y*cdwStride] = resample_bitmap_pixel( |
| &src_area, fill->bitmap_bits, bitmap->width, bitmap->height, |
| &point, fill->imageattributes, graphics->interpolation); |
| } |
| } |
| } |
| |
| return stat; |
| } |
| case BrushTypePathGradient: |
| { |
| GpPathGradient *fill = (GpPathGradient*)brush; |
| GpPath *flat_path; |
| GpMatrix *world_to_device; |
| GpStatus stat; |
| int i, figure_start=0; |
| GpPointF start_point, end_point, center_point; |
| BYTE type; |
| REAL min_yf, max_yf, line1_xf, line2_xf; |
| INT min_y, max_y, min_x, max_x; |
| INT x, y; |
| ARGB outer_color; |
| static int transform_fixme_once; |
| |
| if (fill->focus.X != 0.0 || fill->focus.Y != 0.0) |
| { |
| static int once; |
| if (!once++) |
| FIXME("path gradient focus not implemented\n"); |
| } |
| |
| if (fill->gamma) |
| { |
| static int once; |
| if (!once++) |
| FIXME("path gradient gamma correction not implemented\n"); |
| } |
| |
| if (fill->blendcount) |
| { |
| static int once; |
| if (!once++) |
| FIXME("path gradient blend not implemented\n"); |
| } |
| |
| if (fill->pblendcount) |
| { |
| static int once; |
| if (!once++) |
| FIXME("path gradient preset blend not implemented\n"); |
| } |
| |
| if (!transform_fixme_once) |
| { |
| BOOL is_identity=TRUE; |
| GdipIsMatrixIdentity(fill->transform, &is_identity); |
| if (!is_identity) |
| { |
| FIXME("path gradient transform not implemented\n"); |
| transform_fixme_once = 1; |
| } |
| } |
| |
| stat = GdipClonePath(fill->path, &flat_path); |
| |
| if (stat != Ok) |
| return stat; |
| |
| stat = get_graphics_transform(graphics, CoordinateSpaceDevice, |
| CoordinateSpaceWorld, &world_to_device); |
| if (stat == Ok) |
| { |
| stat = GdipTransformPath(flat_path, world_to_device); |
| |
| if (stat == Ok) |
| { |
| center_point = fill->center; |
| stat = GdipTransformMatrixPoints(world_to_device, ¢er_point, 1); |
| } |
| |
| if (stat == Ok) |
| stat = GdipFlattenPath(flat_path, NULL, 0.5); |
| |
| GdipDeleteMatrix(world_to_device); |
| } |
| |
| if (stat != Ok) |
| { |
| GdipDeletePath(flat_path); |
| return stat; |
| } |
| |
| for (i=0; i<flat_path->pathdata.Count; i++) |
| { |
| int start_center_line=0, end_center_line=0; |
| int seen_start=0, seen_end=0, seen_center=0; |
| REAL center_distance; |
| ARGB start_color, end_color; |
| REAL dy, dx; |
| |
| type = flat_path->pathdata.Types[i]; |
| |
| if ((type&PathPointTypePathTypeMask) == PathPointTypeStart) |
| figure_start = i; |
| |
| start_point = flat_path->pathdata.Points[i]; |
| |
| start_color = fill->surroundcolors[min(i, fill->surroundcolorcount-1)]; |
| |
| if ((type&PathPointTypeCloseSubpath) == PathPointTypeCloseSubpath || i+1 >= flat_path->pathdata.Count) |
| { |
| end_point = flat_path->pathdata.Points[figure_start]; |
| end_color = fill->surroundcolors[min(figure_start, fill->surroundcolorcount-1)]; |
| } |
| else if ((flat_path->pathdata.Types[i+1] & PathPointTypePathTypeMask) == PathPointTypeLine) |
| { |
| end_point = flat_path->pathdata.Points[i+1]; |
| end_color = fill->surroundcolors[min(i+1, fill->surroundcolorcount-1)]; |
| } |
| else |
| continue; |
| |
| outer_color = start_color; |
| |
| min_yf = center_point.Y; |
| if (min_yf > start_point.Y) min_yf = start_point.Y; |
| if (min_yf > end_point.Y) min_yf = end_point.Y; |
| |
| if (min_yf < fill_area->Y) |
| min_y = fill_area->Y; |
| else |
| min_y = (INT)ceil(min_yf); |
| |
| max_yf = center_point.Y; |
| if (max_yf < start_point.Y) max_yf = start_point.Y; |
| if (max_yf < end_point.Y) max_yf = end_point.Y; |
| |
| if (max_yf > fill_area->Y + fill_area->Height) |
| max_y = fill_area->Y + fill_area->Height; |
| else |
| max_y = (INT)ceil(max_yf); |
| |
| dy = end_point.Y - start_point.Y; |
| dx = end_point.X - start_point.X; |
| |
| /* This is proportional to the distance from start-end line to center point. */ |
| center_distance = dy * (start_point.X - center_point.X) + |
| dx * (center_point.Y - start_point.Y); |
| |
| for (y=min_y; y<max_y; y++) |
| { |
| REAL yf = (REAL)y; |
| |
| if (!seen_start && yf >= start_point.Y) |
| { |
| seen_start = 1; |
| start_center_line ^= 1; |
| } |
| if (!seen_end && yf >= end_point.Y) |
| { |
| seen_end = 1; |
| end_center_line ^= 1; |
| } |
| if (!seen_center && yf >= center_point.Y) |
| { |
| seen_center = 1; |
| start_center_line ^= 1; |
| end_center_line ^= 1; |
| } |
| |
| if (start_center_line) |
| line1_xf = intersect_line_scanline(&start_point, ¢er_point, yf); |
| else |
| line1_xf = intersect_line_scanline(&start_point, &end_point, yf); |
| |
| if (end_center_line) |
| line2_xf = intersect_line_scanline(&end_point, ¢er_point, yf); |
| else |
| line2_xf = intersect_line_scanline(&start_point, &end_point, yf); |
| |
| if (line1_xf < line2_xf) |
| { |
| min_x = (INT)ceil(line1_xf); |
| max_x = (INT)ceil(line2_xf); |
| } |
| else |
| { |
| min_x = (INT)ceil(line2_xf); |
| max_x = (INT)ceil(line1_xf); |
| } |
| |
| if (min_x < fill_area->X) |
| min_x = fill_area->X; |
| if (max_x > fill_area->X + fill_area->Width) |
| max_x = fill_area->X + fill_area->Width; |
| |
| for (x=min_x; x<max_x; x++) |
| { |
| REAL xf = (REAL)x; |
| REAL distance; |
| |
| if (start_color != end_color) |
| { |
| REAL blend_amount, pdy, pdx; |
| pdy = yf - center_point.Y; |
| pdx = xf - center_point.X; |
| blend_amount = ( (center_point.Y - start_point.Y) * pdx + (start_point.X - center_point.X) * pdy ) / ( dy * pdx - dx * pdy ); |
| outer_color = blend_colors(start_color, end_color, blend_amount); |
| } |
| |
| distance = (end_point.Y - start_point.Y) * (start_point.X - xf) + |
| (end_point.X - start_point.X) * (yf - start_point.Y); |
| |
| distance = distance / center_distance; |
| |
| argb_pixels[(x-fill_area->X) + (y-fill_area->Y)*cdwStride] = |
| blend_colors(outer_color, fill->centercolor, distance); |
| } |
| } |
| } |
| |
| GdipDeletePath(flat_path); |
| return stat; |
| } |
| default: |
| return NotImplemented; |
| } |
| } |
| |
| /* GdipDrawPie/GdipFillPie helper function */ |
| static void draw_pie(GpGraphics *graphics, REAL x, REAL y, REAL width, |
| REAL height, REAL startAngle, REAL sweepAngle) |
| { |
| GpPointF ptf[4]; |
| POINT pti[4]; |
| |
| ptf[0].X = x; |
| ptf[0].Y = y; |
| ptf[1].X = x + width; |
| ptf[1].Y = y + height; |
| |
| deg2xy(startAngle+sweepAngle, x + width / 2.0, y + width / 2.0, &ptf[2].X, &ptf[2].Y); |
| deg2xy(startAngle, x + width / 2.0, y + width / 2.0, &ptf[3].X, &ptf[3].Y); |
| |
| transform_and_round_points(graphics, pti, ptf, 4); |
| |
| Pie(graphics->hdc, pti[0].x, pti[0].y, pti[1].x, pti[1].y, pti[2].x, |
| pti[2].y, pti[3].x, pti[3].y); |
| } |
| |
| /* Draws the linecap the specified color and size on the hdc. The linecap is in |
| * direction of the line from x1, y1 to x2, y2 and is anchored on x2, y2. Probably |
| * should not be called on an hdc that has a path you care about. */ |
| static void draw_cap(GpGraphics *graphics, COLORREF color, GpLineCap cap, REAL size, |
| const GpCustomLineCap *custom, REAL x1, REAL y1, REAL x2, REAL y2) |
| { |
| HGDIOBJ oldbrush = NULL, oldpen = NULL; |
| GpMatrix *matrix = NULL; |
| HBRUSH brush = NULL; |
| HPEN pen = NULL; |
| PointF ptf[4], *custptf = NULL; |
| POINT pt[4], *custpt = NULL; |
| BYTE *tp = NULL; |
| REAL theta, dsmall, dbig, dx, dy = 0.0; |
| INT i, count; |
| LOGBRUSH lb; |
| BOOL customstroke; |
| |
| if((x1 == x2) && (y1 == y2)) |
| return; |
| |
| theta = gdiplus_atan2(y2 - y1, x2 - x1); |
| |
| customstroke = (cap == LineCapCustom) && custom && (!custom->fill); |
| if(!customstroke){ |
| brush = CreateSolidBrush(color); |
| lb.lbStyle = BS_SOLID; |
| lb.lbColor = color; |
| lb.lbHatch = 0; |
| pen = ExtCreatePen(PS_GEOMETRIC | PS_SOLID | PS_ENDCAP_FLAT | |
| PS_JOIN_MITER, 1, &lb, 0, |
| NULL); |
| oldbrush = SelectObject(graphics->hdc, brush); |
| oldpen = SelectObject(graphics->hdc, pen); |
| } |
| |
| switch(cap){ |
| case LineCapFlat: |
| break; |
| case LineCapSquare: |
| case LineCapSquareAnchor: |
| case LineCapDiamondAnchor: |
| size = size * (cap & LineCapNoAnchor ? ANCHOR_WIDTH : 1.0) / 2.0; |
| if(cap == LineCapDiamondAnchor){ |
| dsmall = cos(theta + M_PI_2) * size; |
| dbig = sin(theta + M_PI_2) * size; |
| } |
| else{ |
| dsmall = cos(theta + M_PI_4) * size; |
| dbig = sin(theta + M_PI_4) * size; |
| } |
| |
| ptf[0].X = x2 - dsmall; |
| ptf[1].X = x2 + dbig; |
| |
| ptf[0].Y = y2 - dbig; |
| ptf[3].Y = y2 + dsmall; |
| |
| ptf[1].Y = y2 - dsmall; |
| ptf[2].Y = y2 + dbig; |
| |
| ptf[3].X = x2 - dbig; |
| ptf[2].X = x2 + dsmall; |
| |
| transform_and_round_points(graphics, pt, ptf, 4); |
| Polygon(graphics->hdc, pt, 4); |
| |
| break; |
| case LineCapArrowAnchor: |
| size = size * 4.0 / sqrt(3.0); |
| |
| dx = cos(M_PI / 6.0 + theta) * size; |
| dy = sin(M_PI / 6.0 + theta) * size; |
| |
| ptf[0].X = x2 - dx; |
| ptf[0].Y = y2 - dy; |
| |
| dx = cos(- M_PI / 6.0 + theta) * size; |
| dy = sin(- M_PI / 6.0 + theta) * size; |
| |
| ptf[1].X = x2 - dx; |
| ptf[1].Y = y2 - dy; |
| |
| ptf[2].X = x2; |
| ptf[2].Y = y2; |
| |
| transform_and_round_points(graphics, pt, ptf, 3); |
| Polygon(graphics->hdc, pt, 3); |
| |
| break; |
| case LineCapRoundAnchor: |
| dx = dy = ANCHOR_WIDTH * size / 2.0; |
| |
| ptf[0].X = x2 - dx; |
| ptf[0].Y = y2 - dy; |
| ptf[1].X = x2 + dx; |
| ptf[1].Y = y2 + dy; |
| |
| transform_and_round_points(graphics, pt, ptf, 2); |
| Ellipse(graphics->hdc, pt[0].x, pt[0].y, pt[1].x, pt[1].y); |
| |
| break; |
| case LineCapTriangle: |
| size = size / 2.0; |
| dx = cos(M_PI_2 + theta) * size; |
| dy = sin(M_PI_2 + theta) * size; |
| |
| ptf[0].X = x2 - dx; |
| ptf[0].Y = y2 - dy; |
| ptf[1].X = x2 + dx; |
| ptf[1].Y = y2 + dy; |
| |
| dx = cos(theta) * size; |
| dy = sin(theta) * size; |
| |
| ptf[2].X = x2 + dx; |
| ptf[2].Y = y2 + dy; |
| |
| transform_and_round_points(graphics, pt, ptf, 3); |
| Polygon(graphics->hdc, pt, 3); |
| |
| break; |
| case LineCapRound: |
| dx = dy = size / 2.0; |
| |
| ptf[0].X = x2 - dx; |
| ptf[0].Y = y2 - dy; |
| ptf[1].X = x2 + dx; |
| ptf[1].Y = y2 + dy; |
| |
| dx = -cos(M_PI_2 + theta) * size; |
| dy = -sin(M_PI_2 + theta) * size; |
| |
| ptf[2].X = x2 - dx; |
| ptf[2].Y = y2 - dy; |
| ptf[3].X = x2 + dx; |
| ptf[3].Y = y2 + dy; |
| |
| transform_and_round_points(graphics, pt, ptf, 4); |
| Pie(graphics->hdc, pt[0].x, pt[0].y, pt[1].x, pt[1].y, pt[2].x, |
| pt[2].y, pt[3].x, pt[3].y); |
| |
| break; |
| case LineCapCustom: |
| if(!custom) |
| break; |
| |
| count = custom->pathdata.Count; |
| custptf = GdipAlloc(count * sizeof(PointF)); |
| custpt = GdipAlloc(count * sizeof(POINT)); |
| tp = GdipAlloc(count); |
| |
| if(!custptf || !custpt || !tp || (GdipCreateMatrix(&matrix) != Ok)) |
| goto custend; |
| |
| memcpy(custptf, custom->pathdata.Points, count * sizeof(PointF)); |
| |
| GdipScaleMatrix(matrix, size, size, MatrixOrderAppend); |
| GdipRotateMatrix(matrix, (180.0 / M_PI) * (theta - M_PI_2), |
| MatrixOrderAppend); |
| GdipTranslateMatrix(matrix, x2, y2, MatrixOrderAppend); |
| GdipTransformMatrixPoints(matrix, custptf, count); |
| |
| transform_and_round_points(graphics, custpt, custptf, count); |
| |
| for(i = 0; i < count; i++) |
| tp[i] = convert_path_point_type(custom->pathdata.Types[i]); |
| |
| if(custom->fill){ |
| BeginPath(graphics->hdc); |
| PolyDraw(graphics->hdc, custpt, tp, count); |
| EndPath(graphics->hdc); |
| StrokeAndFillPath(graphics->hdc); |
| } |
| else |
| PolyDraw(graphics->hdc, custpt, tp, count); |
| |
| custend: |
| GdipFree(custptf); |
| GdipFree(custpt); |
| GdipFree(tp); |
| GdipDeleteMatrix(matrix); |
| break; |
| default: |
| break; |
| } |
| |
| if(!customstroke){ |
| SelectObject(graphics->hdc, oldbrush); |
| SelectObject(graphics->hdc, oldpen); |
| DeleteObject(brush); |
| DeleteObject(pen); |
| } |
| } |
| |
| /* Shortens the line by the given percent by changing x2, y2. |
| * If percent is > 1.0 then the line will change direction. |
| * If percent is negative it can lengthen the line. */ |
| static void shorten_line_percent(REAL x1, REAL y1, REAL *x2, REAL *y2, REAL percent) |
| { |
| REAL dist, theta, dx, dy; |
| |
| if((y1 == *y2) && (x1 == *x2)) |
| return; |
| |
| dist = sqrt((*x2 - x1) * (*x2 - x1) + (*y2 - y1) * (*y2 - y1)) * -percent; |
| theta = gdiplus_atan2((*y2 - y1), (*x2 - x1)); |
| dx = cos(theta) * dist; |
| dy = sin(theta) * dist; |
| |
| *x2 = *x2 + dx; |
| *y2 = *y2 + dy; |
| } |
| |
| /* Shortens the line by the given amount by changing x2, y2. |
| * If the amount is greater than the distance, the line will become length 0. |
| * If the amount is negative, it can lengthen the line. */ |
| static void shorten_line_amt(REAL x1, REAL y1, REAL *x2, REAL *y2, REAL amt) |
| { |
| REAL dx, dy, percent; |
| |
| dx = *x2 - x1; |
| dy = *y2 - y1; |
| if(dx == 0 && dy == 0) |
| return; |
| |
| percent = amt / sqrt(dx * dx + dy * dy); |
| if(percent >= 1.0){ |
| *x2 = x1; |
| *y2 = y1; |
| return; |
| } |
| |
| shorten_line_percent(x1, y1, x2, y2, percent); |
| } |
| |
| /* Draws lines between the given points, and if caps is true then draws an endcap |
| * at the end of the last line. */ |
| static GpStatus draw_polyline(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPointF * pt, INT count, BOOL caps) |
| { |
| POINT *pti = NULL; |
| GpPointF *ptcopy = NULL; |
| GpStatus status = GenericError; |
| |
| if(!count) |
| return Ok; |
| |
| pti = GdipAlloc(count * sizeof(POINT)); |
| ptcopy = GdipAlloc(count * sizeof(GpPointF)); |
| |
| if(!pti || !ptcopy){ |
| status = OutOfMemory; |
| goto end; |
| } |
| |
| memcpy(ptcopy, pt, count * sizeof(GpPointF)); |
| |
| if(caps){ |
| if(pen->endcap == LineCapArrowAnchor) |
| shorten_line_amt(ptcopy[count-2].X, ptcopy[count-2].Y, |
| &ptcopy[count-1].X, &ptcopy[count-1].Y, pen->width); |
| else if((pen->endcap == LineCapCustom) && pen->customend) |
| shorten_line_amt(ptcopy[count-2].X, ptcopy[count-2].Y, |
| &ptcopy[count-1].X, &ptcopy[count-1].Y, |
| pen->customend->inset * pen->width); |
| |
| if(pen->startcap == LineCapArrowAnchor) |
| shorten_line_amt(ptcopy[1].X, ptcopy[1].Y, |
| &ptcopy[0].X, &ptcopy[0].Y, pen->width); |
| else if((pen->startcap == LineCapCustom) && pen->customstart) |
| shorten_line_amt(ptcopy[1].X, ptcopy[1].Y, |
| &ptcopy[0].X, &ptcopy[0].Y, |
| pen->customstart->inset * pen->width); |
| |
| draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->endcap, pen->width, pen->customend, |
| pt[count - 2].X, pt[count - 2].Y, pt[count - 1].X, pt[count - 1].Y); |
| draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->startcap, pen->width, pen->customstart, |
| pt[1].X, pt[1].Y, pt[0].X, pt[0].Y); |
| } |
| |
| transform_and_round_points(graphics, pti, ptcopy, count); |
| |
| if(Polyline(graphics->hdc, pti, count)) |
| status = Ok; |
| |
| end: |
| GdipFree(pti); |
| GdipFree(ptcopy); |
| |
| return status; |
| } |
| |
| /* Conducts a linear search to find the bezier points that will back off |
| * the endpoint of the curve by a distance of amt. Linear search works |
| * better than binary in this case because there are multiple solutions, |
| * and binary searches often find a bad one. I don't think this is what |
| * Windows does but short of rendering the bezier without GDI's help it's |
| * the best we can do. If rev then work from the start of the passed points |
| * instead of the end. */ |
| static void shorten_bezier_amt(GpPointF * pt, REAL amt, BOOL rev) |
| { |
| GpPointF origpt[4]; |
| REAL percent = 0.00, dx, dy, origx, origy, diff = -1.0; |
| INT i, first = 0, second = 1, third = 2, fourth = 3; |
| |
| if(rev){ |
| first = 3; |
| second = 2; |
| third = 1; |
| fourth = 0; |
| } |
| |
| origx = pt[fourth].X; |
| origy = pt[fourth].Y; |
| memcpy(origpt, pt, sizeof(GpPointF) * 4); |
| |
| for(i = 0; (i < MAX_ITERS) && (diff < amt); i++){ |
| /* reset bezier points to original values */ |
| memcpy(pt, origpt, sizeof(GpPointF) * 4); |
| /* Perform magic on bezier points. Order is important here.*/ |
| shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent); |
| shorten_line_percent(pt[second].X, pt[second].Y, &pt[third].X, &pt[third].Y, percent); |
| shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent); |
| shorten_line_percent(pt[first].X, pt[first].Y, &pt[second].X, &pt[second].Y, percent); |
| shorten_line_percent(pt[second].X, pt[second].Y, &pt[third].X, &pt[third].Y, percent); |
| shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent); |
| |
| dx = pt[fourth].X - origx; |
| dy = pt[fourth].Y - origy; |
| |
| diff = sqrt(dx * dx + dy * dy); |
| percent += 0.0005 * amt; |
| } |
| } |
| |
| /* Draws bezier curves between given points, and if caps is true then draws an |
| * endcap at the end of the last line. */ |
| static GpStatus draw_polybezier(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPointF * pt, INT count, BOOL caps) |
| { |
| POINT *pti; |
| GpPointF *ptcopy; |
| GpStatus status = GenericError; |
| |
| if(!count) |
| return Ok; |
| |
| pti = GdipAlloc(count * sizeof(POINT)); |
| ptcopy = GdipAlloc(count * sizeof(GpPointF)); |
| |
| if(!pti || !ptcopy){ |
| status = OutOfMemory; |
| goto end; |
| } |
| |
| memcpy(ptcopy, pt, count * sizeof(GpPointF)); |
| |
| if(caps){ |
| if(pen->endcap == LineCapArrowAnchor) |
| shorten_bezier_amt(&ptcopy[count-4], pen->width, FALSE); |
| else if((pen->endcap == LineCapCustom) && pen->customend) |
| shorten_bezier_amt(&ptcopy[count-4], pen->width * pen->customend->inset, |
| FALSE); |
| |
| if(pen->startcap == LineCapArrowAnchor) |
| shorten_bezier_amt(ptcopy, pen->width, TRUE); |
| else if((pen->startcap == LineCapCustom) && pen->customstart) |
| shorten_bezier_amt(ptcopy, pen->width * pen->customstart->inset, TRUE); |
| |
| /* the direction of the line cap is parallel to the direction at the |
| * end of the bezier (which, if it has been shortened, is not the same |
| * as the direction from pt[count-2] to pt[count-1]) */ |
| draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->endcap, pen->width, pen->customend, |
| pt[count - 1].X - (ptcopy[count - 1].X - ptcopy[count - 2].X), |
| pt[count - 1].Y - (ptcopy[count - 1].Y - ptcopy[count - 2].Y), |
| pt[count - 1].X, pt[count - 1].Y); |
| |
| draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->startcap, pen->width, pen->customstart, |
| pt[0].X - (ptcopy[0].X - ptcopy[1].X), |
| pt[0].Y - (ptcopy[0].Y - ptcopy[1].Y), pt[0].X, pt[0].Y); |
| } |
| |
| transform_and_round_points(graphics, pti, ptcopy, count); |
| |
| PolyBezier(graphics->hdc, pti, count); |
| |
| status = Ok; |
| |
| end: |
| GdipFree(pti); |
| GdipFree(ptcopy); |
| |
| return status; |
| } |
| |
| /* Draws a combination of bezier curves and lines between points. */ |
| static GpStatus draw_poly(GpGraphics *graphics, GpPen *pen, GDIPCONST GpPointF * pt, |
| GDIPCONST BYTE * types, INT count, BOOL caps) |
| { |
| POINT *pti = GdipAlloc(count * sizeof(POINT)); |
| BYTE *tp = GdipAlloc(count); |
| GpPointF *ptcopy = GdipAlloc(count * sizeof(GpPointF)); |
| INT i, j; |
| GpStatus status = GenericError; |
| |
| if(!count){ |
| status = Ok; |
| goto end; |
| } |
| if(!pti || !tp || !ptcopy){ |
| status = OutOfMemory; |
| goto end; |
| } |
| |
| for(i = 1; i < count; i++){ |
| if((types[i] & PathPointTypePathTypeMask) == PathPointTypeBezier){ |
| if((i + 2 >= count) || !(types[i + 1] & PathPointTypeBezier) |
| || !(types[i + 1] & PathPointTypeBezier)){ |
| ERR("Bad bezier points\n"); |
| goto end; |
| } |
| i += 2; |
| } |
| } |
| |
| memcpy(ptcopy, pt, count * sizeof(GpPointF)); |
| |
| /* If we are drawing caps, go through the points and adjust them accordingly, |
| * and draw the caps. */ |
| if(caps){ |
| switch(types[count - 1] & PathPointTypePathTypeMask){ |
| case PathPointTypeBezier: |
| if(pen->endcap == LineCapArrowAnchor) |
| shorten_bezier_amt(&ptcopy[count - 4], pen->width, FALSE); |
| else if((pen->endcap == LineCapCustom) && pen->customend) |
| shorten_bezier_amt(&ptcopy[count - 4], |
| pen->width * pen->customend->inset, FALSE); |
| |
| draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->endcap, pen->width, pen->customend, |
| pt[count - 1].X - (ptcopy[count - 1].X - ptcopy[count - 2].X), |
| pt[count - 1].Y - (ptcopy[count - 1].Y - ptcopy[count - 2].Y), |
| pt[count - 1].X, pt[count - 1].Y); |
| |
| break; |
| case PathPointTypeLine: |
| if(pen->endcap == LineCapArrowAnchor) |
| shorten_line_amt(ptcopy[count - 2].X, ptcopy[count - 2].Y, |
| &ptcopy[count - 1].X, &ptcopy[count - 1].Y, |
| pen->width); |
| else if((pen->endcap == LineCapCustom) && pen->customend) |
| shorten_line_amt(ptcopy[count - 2].X, ptcopy[count - 2].Y, |
| &ptcopy[count - 1].X, &ptcopy[count - 1].Y, |
| pen->customend->inset * pen->width); |
| |
| draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->endcap, pen->width, pen->customend, |
| pt[count - 2].X, pt[count - 2].Y, pt[count - 1].X, |
| pt[count - 1].Y); |
| |
| break; |
| default: |
| ERR("Bad path last point\n"); |
| goto end; |
| } |
| |
| /* Find start of points */ |
| for(j = 1; j < count && ((types[j] & PathPointTypePathTypeMask) |
| == PathPointTypeStart); j++); |
| |
| switch(types[j] & PathPointTypePathTypeMask){ |
| case PathPointTypeBezier: |
| if(pen->startcap == LineCapArrowAnchor) |
| shorten_bezier_amt(&ptcopy[j - 1], pen->width, TRUE); |
| else if((pen->startcap == LineCapCustom) && pen->customstart) |
| shorten_bezier_amt(&ptcopy[j - 1], |
| pen->width * pen->customstart->inset, TRUE); |
| |
| draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->startcap, pen->width, pen->customstart, |
| pt[j - 1].X - (ptcopy[j - 1].X - ptcopy[j].X), |
| pt[j - 1].Y - (ptcopy[j - 1].Y - ptcopy[j].Y), |
| pt[j - 1].X, pt[j - 1].Y); |
| |
| break; |
| case PathPointTypeLine: |
| if(pen->startcap == LineCapArrowAnchor) |
| shorten_line_amt(ptcopy[j].X, ptcopy[j].Y, |
| &ptcopy[j - 1].X, &ptcopy[j - 1].Y, |
| pen->width); |
| else if((pen->startcap == LineCapCustom) && pen->customstart) |
| shorten_line_amt(ptcopy[j].X, ptcopy[j].Y, |
| &ptcopy[j - 1].X, &ptcopy[j - 1].Y, |
| pen->customstart->inset * pen->width); |
| |
| draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->startcap, pen->width, pen->customstart, |
| pt[j].X, pt[j].Y, pt[j - 1].X, |
| pt[j - 1].Y); |
| |
| break; |
| default: |
| ERR("Bad path points\n"); |
| goto end; |
| } |
| } |
| |
| transform_and_round_points(graphics, pti, ptcopy, count); |
| |
| for(i = 0; i < count; i++){ |
| tp[i] = convert_path_point_type(types[i]); |
| } |
| |
| PolyDraw(graphics->hdc, pti, tp, count); |
| |
| status = Ok; |
| |
| end: |
| GdipFree(pti); |
| GdipFree(ptcopy); |
| GdipFree(tp); |
| |
| return status; |
| } |
| |
| GpStatus trace_path(GpGraphics *graphics, GpPath *path) |
| { |
| GpStatus result; |
| |
| BeginPath(graphics->hdc); |
| result = draw_poly(graphics, NULL, path->pathdata.Points, |
| path->pathdata.Types, path->pathdata.Count, FALSE); |
| EndPath(graphics->hdc); |
| return result; |
| } |
| |
| typedef struct _GraphicsContainerItem { |
| struct list entry; |
| GraphicsContainer contid; |
| |
| SmoothingMode smoothing; |
| CompositingQuality compqual; |
| InterpolationMode interpolation; |
| CompositingMode compmode; |
| TextRenderingHint texthint; |
| REAL scale; |
| GpUnit unit; |
| PixelOffsetMode pixeloffset; |
| UINT textcontrast; |
| GpMatrix* worldtrans; |
| GpRegion* clip; |
| INT origin_x, origin_y; |
| } GraphicsContainerItem; |
| |
| static GpStatus init_container(GraphicsContainerItem** container, |
| GDIPCONST GpGraphics* graphics){ |
| GpStatus sts; |
| |
| *container = GdipAlloc(sizeof(GraphicsContainerItem)); |
| if(!(*container)) |
| return OutOfMemory; |
| |
| (*container)->contid = graphics->contid + 1; |
| |
| (*container)->smoothing = graphics->smoothing; |
| (*container)->compqual = graphics->compqual; |
| (*container)->interpolation = graphics->interpolation; |
| (*container)->compmode = graphics->compmode; |
| (*container)->texthint = graphics->texthint; |
| (*container)->scale = graphics->scale; |
| (*container)->unit = graphics->unit; |
| (*container)->textcontrast = graphics->textcontrast; |
| (*container)->pixeloffset = graphics->pixeloffset; |
| (*container)->origin_x = graphics->origin_x; |
| (*container)->origin_y = graphics->origin_y; |
| |
| sts = GdipCloneMatrix(graphics->worldtrans, &(*container)->worldtrans); |
| if(sts != Ok){ |
| GdipFree(*container); |
| *container = NULL; |
| return sts; |
| } |
| |
| sts = GdipCloneRegion(graphics->clip, &(*container)->clip); |
| if(sts != Ok){ |
| GdipDeleteMatrix((*container)->worldtrans); |
| GdipFree(*container); |
| *container = NULL; |
| return sts; |
| } |
| |
| return Ok; |
| } |
| |
| static void delete_container(GraphicsContainerItem* container){ |
| GdipDeleteMatrix(container->worldtrans); |
| GdipDeleteRegion(container->clip); |
| GdipFree(container); |
| } |
| |
| static GpStatus restore_container(GpGraphics* graphics, |
| GDIPCONST GraphicsContainerItem* container){ |
| GpStatus sts; |
| GpMatrix *newTrans; |
| GpRegion *newClip; |
| |
| sts = GdipCloneMatrix(container->worldtrans, &newTrans); |
| if(sts != Ok) |
| return sts; |
| |
| sts = GdipCloneRegion(container->clip, &newClip); |
| if(sts != Ok){ |
| GdipDeleteMatrix(newTrans); |
| return sts; |
| } |
| |
| GdipDeleteMatrix(graphics->worldtrans); |
| graphics->worldtrans = newTrans; |
| |
| GdipDeleteRegion(graphics->clip); |
| graphics->clip = newClip; |
| |
| graphics->contid = container->contid - 1; |
| |
| graphics->smoothing = container->smoothing; |
| graphics->compqual = container->compqual; |
| graphics->interpolation = container->interpolation; |
| graphics->compmode = container->compmode; |
| graphics->texthint = container->texthint; |
| graphics->scale = container->scale; |
| graphics->unit = container->unit; |
| graphics->textcontrast = container->textcontrast; |
| graphics->pixeloffset = container->pixeloffset; |
| graphics->origin_x = container->origin_x; |
| graphics->origin_y = container->origin_y; |
| |
| return Ok; |
| } |
| |
| static GpStatus get_graphics_bounds(GpGraphics* graphics, GpRectF* rect) |
| { |
| RECT wnd_rect; |
| GpStatus stat=Ok; |
| GpUnit unit; |
| |
| if(graphics->hwnd) { |
| if(!GetClientRect(graphics->hwnd, &wnd_rect)) |
| return GenericError; |
| |
| rect->X = wnd_rect.left; |
| rect->Y = wnd_rect.top; |
| rect->Width = wnd_rect.right - wnd_rect.left; |
| rect->Height = wnd_rect.bottom - wnd_rect.top; |
| }else if (graphics->image){ |
| stat = GdipGetImageBounds(graphics->image, rect, &unit); |
| if (stat == Ok && unit != UnitPixel) |
| FIXME("need to convert from unit %i\n", unit); |
| }else{ |
| rect->X = 0; |
| rect->Y = 0; |
| rect->Width = GetDeviceCaps(graphics->hdc, HORZRES); |
| rect->Height = GetDeviceCaps(graphics->hdc, VERTRES); |
| } |
| |
| return stat; |
| } |
| |
| /* on success, rgn will contain the region of the graphics object which |
| * is visible after clipping has been applied */ |
| static GpStatus get_visible_clip_region(GpGraphics *graphics, GpRegion *rgn) |
| { |
| GpStatus stat; |
| GpRectF rectf; |
| GpRegion* tmp; |
| |
| if((stat = get_graphics_bounds(graphics, &rectf)) != Ok) |
| return stat; |
| |
| if((stat = GdipCreateRegion(&tmp)) != Ok) |
| return stat; |
| |
| if((stat = GdipCombineRegionRect(tmp, &rectf, CombineModeReplace)) != Ok) |
| goto end; |
| |
| if((stat = GdipCombineRegionRegion(tmp, graphics->clip, CombineModeIntersect)) != Ok) |
| goto end; |
| |
| stat = GdipCombineRegionRegion(rgn, tmp, CombineModeReplace); |
| |
| end: |
| GdipDeleteRegion(tmp); |
| return stat; |
| } |
| |
| static void get_font_hfont(GpGraphics *graphics, GDIPCONST GpFont *font, HFONT *hfont) |
| { |
| HDC hdc = CreateCompatibleDC(0); |
| GpPointF pt[3]; |
| REAL angle, rel_width, rel_height; |
| LOGFONTW lfw; |
| HFONT unscaled_font; |
| TEXTMETRICW textmet; |
| |
| pt[0].X = 0.0; |
| pt[0].Y = 0.0; |
| pt[1].X = 1.0; |
| pt[1].Y = 0.0; |
| pt[2].X = 0.0; |
| pt[2].Y = 1.0; |
| if (graphics) |
| GdipTransformPoints(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, pt, 3); |
| angle = -gdiplus_atan2((pt[1].Y - pt[0].Y), (pt[1].X - pt[0].X)); |
| rel_width = sqrt((pt[1].Y-pt[0].Y)*(pt[1].Y-pt[0].Y)+ |
| (pt[1].X-pt[0].X)*(pt[1].X-pt[0].X)); |
| rel_height = sqrt((pt[2].Y-pt[0].Y)*(pt[2].Y-pt[0].Y)+ |
| (pt[2].X-pt[0].X)*(pt[2].X-pt[0].X)); |
| |
| get_log_fontW(font, graphics, &lfw); |
| lfw.lfHeight = roundr(lfw.lfHeight * rel_height); |
| unscaled_font = CreateFontIndirectW(&lfw); |
| |
| SelectObject(hdc, unscaled_font); |
| GetTextMetricsW(hdc, &textmet); |
| |
| lfw.lfWidth = roundr(textmet.tmAveCharWidth * rel_width / rel_height); |
| lfw.lfEscapement = lfw.lfOrientation = roundr((angle / M_PI) * 1800.0); |
| |
| *hfont = CreateFontIndirectW(&lfw); |
| |
| DeleteDC(hdc); |
| DeleteObject(unscaled_font); |
| } |
| |
| GpStatus WINGDIPAPI GdipCreateFromHDC(HDC hdc, GpGraphics **graphics) |
| { |
| TRACE("(%p, %p)\n", hdc, graphics); |
| |
| return GdipCreateFromHDC2(hdc, NULL, graphics); |
| } |
| |
| GpStatus WINGDIPAPI GdipCreateFromHDC2(HDC hdc, HANDLE hDevice, GpGraphics **graphics) |
| { |
| GpStatus retval; |
| |
| TRACE("(%p, %p, %p)\n", hdc, hDevice, graphics); |
| |
| if(hDevice != NULL) { |
| FIXME("Don't know how to handle parameter hDevice\n"); |
| return NotImplemented; |
| } |
| |
| if(hdc == NULL) |
| return OutOfMemory; |
| |
| if(graphics == NULL) |
| return InvalidParameter; |
| |
| *graphics = GdipAlloc(sizeof(GpGraphics)); |
| if(!*graphics) return OutOfMemory; |
| |
| if((retval = GdipCreateMatrix(&(*graphics)->worldtrans)) != Ok){ |
| GdipFree(*graphics); |
| return retval; |
| } |
| |
| if((retval = GdipCreateRegion(&(*graphics)->clip)) != Ok){ |
| GdipFree((*graphics)->worldtrans); |
| GdipFree(*graphics); |
| return retval; |
| } |
| |
| (*graphics)->hdc = hdc; |
| (*graphics)->hwnd = WindowFromDC(hdc); |
| (*graphics)->owndc = FALSE; |
| (*graphics)->smoothing = SmoothingModeDefault; |
| (*graphics)->compqual = CompositingQualityDefault; |
| (*graphics)->interpolation = InterpolationModeBilinear; |
| (*graphics)->pixeloffset = PixelOffsetModeDefault; |
| (*graphics)->compmode = CompositingModeSourceOver; |
| (*graphics)->unit = UnitDisplay; |
| (*graphics)->scale = 1.0; |
| (*graphics)->busy = FALSE; |
| (*graphics)->textcontrast = 4; |
| list_init(&(*graphics)->containers); |
| (*graphics)->contid = 0; |
| |
| TRACE("<-- %p\n", *graphics); |
| |
| return Ok; |
| } |
| |
| GpStatus graphics_from_image(GpImage *image, GpGraphics **graphics) |
| { |
| GpStatus retval; |
| |
| *graphics = GdipAlloc(sizeof(GpGraphics)); |
| if(!*graphics) return OutOfMemory; |
| |
| if((retval = GdipCreateMatrix(&(*graphics)->worldtrans)) != Ok){ |
| GdipFree(*graphics); |
| return retval; |
| } |
| |
| if((retval = GdipCreateRegion(&(*graphics)->clip)) != Ok){ |
| GdipFree((*graphics)->worldtrans); |
| GdipFree(*graphics); |
| return retval; |
| } |
| |
| (*graphics)->hdc = NULL; |
| (*graphics)->hwnd = NULL; |
| (*graphics)->owndc = FALSE; |
| (*graphics)->image = image; |
| (*graphics)->smoothing = SmoothingModeDefault; |
| (*graphics)->compqual = CompositingQualityDefault; |
| (*graphics)->interpolation = InterpolationModeBilinear; |
| (*graphics)->pixeloffset = PixelOffsetModeDefault; |
| (*graphics)->compmode = CompositingModeSourceOver; |
| (*graphics)->unit = UnitDisplay; |
| (*graphics)->scale = 1.0; |
| (*graphics)->busy = FALSE; |
| (*graphics)->textcontrast = 4; |
| list_init(&(*graphics)->containers); |
| (*graphics)->contid = 0; |
| |
| TRACE("<-- %p\n", *graphics); |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipCreateFromHWND(HWND hwnd, GpGraphics **graphics) |
| { |
| GpStatus ret; |
| HDC hdc; |
| |
| TRACE("(%p, %p)\n", hwnd, graphics); |
| |
| hdc = GetDC(hwnd); |
| |
| if((ret = GdipCreateFromHDC(hdc, graphics)) != Ok) |
| { |
| ReleaseDC(hwnd, hdc); |
| return ret; |
| } |
| |
| (*graphics)->hwnd = hwnd; |
| (*graphics)->owndc = TRUE; |
| |
| return Ok; |
| } |
| |
| /* FIXME: no icm handling */ |
| GpStatus WINGDIPAPI GdipCreateFromHWNDICM(HWND hwnd, GpGraphics **graphics) |
| { |
| TRACE("(%p, %p)\n", hwnd, graphics); |
| |
| return GdipCreateFromHWND(hwnd, graphics); |
| } |
| |
| GpStatus WINGDIPAPI GdipCreateMetafileFromEmf(HENHMETAFILE hemf, BOOL delete, |
| GpMetafile **metafile) |
| { |
| IStream *stream = NULL; |
| UINT read; |
| ENHMETAHEADER *copy; |
| GpStatus retval = Ok; |
| |
| TRACE("(%p,%i,%p)\n", hemf, delete, metafile); |
| |
| if(!hemf || !metafile) |
| return InvalidParameter; |
| |
| read = GetEnhMetaFileBits(hemf, 0, NULL); |
| copy = GdipAlloc(read); |
| GetEnhMetaFileBits(hemf, read, (BYTE *)copy); |
| |
| if(CreateStreamOnHGlobal(copy, TRUE, &stream) != S_OK){ |
| ERR("could not make stream\n"); |
| GdipFree(copy); |
| retval = GenericError; |
| goto err; |
| } |
| |
| *metafile = GdipAlloc(sizeof(GpMetafile)); |
| if(!*metafile){ |
| retval = OutOfMemory; |
| goto err; |
| } |
| |
| if(OleLoadPicture(stream, 0, FALSE, &IID_IPicture, |
| (LPVOID*) &((*metafile)->image.picture)) != S_OK) |
| { |
| retval = GenericError; |
| goto err; |
| } |
| |
| |
| (*metafile)->image.type = ImageTypeMetafile; |
| memcpy(&(*metafile)->image.format, &ImageFormatWMF, sizeof(GUID)); |
| (*metafile)->image.palette = NULL; |
| (*metafile)->image.xres = (REAL)copy->szlDevice.cx; |
| (*metafile)->image.yres = (REAL)copy->szlDevice.cy; |
| (*metafile)->bounds.X = (REAL)copy->rclBounds.left; |
| (*metafile)->bounds.Y = (REAL)copy->rclBounds.top; |
| (*metafile)->bounds.Width = (REAL)(copy->rclBounds.right - copy->rclBounds.left); |
| (*metafile)->bounds.Height = (REAL)(copy->rclBounds.bottom - copy->rclBounds.top); |
| (*metafile)->unit = UnitPixel; |
| |
| if(delete) |
| DeleteEnhMetaFile(hemf); |
| |
| TRACE("<-- %p\n", *metafile); |
| |
| err: |
| if (retval != Ok) |
| GdipFree(*metafile); |
| IStream_Release(stream); |
| return retval; |
| } |
| |
| GpStatus WINGDIPAPI GdipCreateMetafileFromWmf(HMETAFILE hwmf, BOOL delete, |
| GDIPCONST WmfPlaceableFileHeader * placeable, GpMetafile **metafile) |
| { |
| UINT read; |
| BYTE *copy; |
| HENHMETAFILE hemf; |
| GpStatus retval = Ok; |
| |
| TRACE("(%p, %d, %p, %p)\n", hwmf, delete, placeable, metafile); |
| |
| if(!hwmf || !metafile || !placeable) |
| return InvalidParameter; |
| |
| *metafile = NULL; |
| read = GetMetaFileBitsEx(hwmf, 0, NULL); |
| if(!read) |
| return GenericError; |
| copy = GdipAlloc(read); |
| GetMetaFileBitsEx(hwmf, read, copy); |
| |
| hemf = SetWinMetaFileBits(read, copy, NULL, NULL); |
| GdipFree(copy); |
| |
| retval = GdipCreateMetafileFromEmf(hemf, FALSE, metafile); |
| |
| if (retval == Ok) |
| { |
| (*metafile)->image.xres = (REAL)placeable->Inch; |
| (*metafile)->image.yres = (REAL)placeable->Inch; |
| (*metafile)->bounds.X = ((REAL)placeable->BoundingBox.Left) / ((REAL)placeable->Inch); |
| (*metafile)->bounds.Y = ((REAL)placeable->BoundingBox.Top) / ((REAL)placeable->Inch); |
| (*metafile)->bounds.Width = (REAL)(placeable->BoundingBox.Right - |
| placeable->BoundingBox.Left); |
| (*metafile)->bounds.Height = (REAL)(placeable->BoundingBox.Bottom - |
| placeable->BoundingBox.Top); |
| |
| if (delete) DeleteMetaFile(hwmf); |
| } |
| return retval; |
| } |
| |
| GpStatus WINGDIPAPI GdipCreateMetafileFromWmfFile(GDIPCONST WCHAR *file, |
| GDIPCONST WmfPlaceableFileHeader * placeable, GpMetafile **metafile) |
| { |
| HMETAFILE hmf = GetMetaFileW(file); |
| |
| TRACE("(%s, %p, %p)\n", debugstr_w(file), placeable, metafile); |
| |
| if(!hmf) return InvalidParameter; |
| |
| return GdipCreateMetafileFromWmf(hmf, TRUE, placeable, metafile); |
| } |
| |
| GpStatus WINGDIPAPI GdipCreateMetafileFromFile(GDIPCONST WCHAR *file, |
| GpMetafile **metafile) |
| { |
| FIXME("(%p, %p): stub\n", file, metafile); |
| return NotImplemented; |
| } |
| |
| GpStatus WINGDIPAPI GdipCreateMetafileFromStream(IStream *stream, |
| GpMetafile **metafile) |
| { |
| FIXME("(%p, %p): stub\n", stream, metafile); |
| return NotImplemented; |
| } |
| |
| GpStatus WINGDIPAPI GdipCreateStreamOnFile(GDIPCONST WCHAR * filename, |
| UINT access, IStream **stream) |
| { |
| DWORD dwMode; |
| HRESULT ret; |
| |
| TRACE("(%s, %u, %p)\n", debugstr_w(filename), access, stream); |
| |
| if(!stream || !filename) |
| return InvalidParameter; |
| |
| if(access & GENERIC_WRITE) |
| dwMode = STGM_SHARE_DENY_WRITE | STGM_WRITE | STGM_CREATE; |
| else if(access & GENERIC_READ) |
| dwMode = STGM_SHARE_DENY_WRITE | STGM_READ | STGM_FAILIFTHERE; |
| else |
| return InvalidParameter; |
| |
| ret = SHCreateStreamOnFileW(filename, dwMode, stream); |
| |
| return hresult_to_status(ret); |
| } |
| |
| GpStatus WINGDIPAPI GdipDeleteGraphics(GpGraphics *graphics) |
| { |
| GraphicsContainerItem *cont, *next; |
| GpStatus stat; |
| TRACE("(%p)\n", graphics); |
| |
| if(!graphics) return InvalidParameter; |
| if(graphics->busy) return ObjectBusy; |
| |
| if (graphics->image && graphics->image->type == ImageTypeMetafile) |
| { |
| stat = METAFILE_GraphicsDeleted((GpMetafile*)graphics->image); |
| if (stat != Ok) |
| return stat; |
| } |
| |
| if(graphics->owndc) |
| ReleaseDC(graphics->hwnd, graphics->hdc); |
| |
| LIST_FOR_EACH_ENTRY_SAFE(cont, next, &graphics->containers, GraphicsContainerItem, entry){ |
| list_remove(&cont->entry); |
| delete_container(cont); |
| } |
| |
| GdipDeleteRegion(graphics->clip); |
| GdipDeleteMatrix(graphics->worldtrans); |
| GdipFree(graphics); |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawArc(GpGraphics *graphics, GpPen *pen, REAL x, |
| REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle) |
| { |
| INT save_state, num_pts; |
| GpPointF points[MAX_ARC_PTS]; |
| GpStatus retval; |
| |
| TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, |
| width, height, startAngle, sweepAngle); |
| |
| if(!graphics || !pen || width <= 0 || height <= 0) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| num_pts = arc2polybezier(points, x, y, width, height, startAngle, sweepAngle); |
| |
| save_state = prepare_dc(graphics, pen); |
| |
| retval = draw_polybezier(graphics, pen, points, num_pts, TRUE); |
| |
| restore_dc(graphics, save_state); |
| |
| return retval; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawArcI(GpGraphics *graphics, GpPen *pen, INT x, |
| INT y, INT width, INT height, REAL startAngle, REAL sweepAngle) |
| { |
| TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics, pen, x, y, |
| width, height, startAngle, sweepAngle); |
| |
| return GdipDrawArc(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawBezier(GpGraphics *graphics, GpPen *pen, REAL x1, |
| REAL y1, REAL x2, REAL y2, REAL x3, REAL y3, REAL x4, REAL y4) |
| { |
| INT save_state; |
| GpPointF pt[4]; |
| GpStatus retval; |
| |
| TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x1, y1, |
| x2, y2, x3, y3, x4, y4); |
| |
| if(!graphics || !pen) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| pt[0].X = x1; |
| pt[0].Y = y1; |
| pt[1].X = x2; |
| pt[1].Y = y2; |
| pt[2].X = x3; |
| pt[2].Y = y3; |
| pt[3].X = x4; |
| pt[3].Y = y4; |
| |
| save_state = prepare_dc(graphics, pen); |
| |
| retval = draw_polybezier(graphics, pen, pt, 4, TRUE); |
| |
| restore_dc(graphics, save_state); |
| |
| return retval; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawBezierI(GpGraphics *graphics, GpPen *pen, INT x1, |
| INT y1, INT x2, INT y2, INT x3, INT y3, INT x4, INT y4) |
| { |
| INT save_state; |
| GpPointF pt[4]; |
| GpStatus retval; |
| |
| TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d)\n", graphics, pen, x1, y1, |
| x2, y2, x3, y3, x4, y4); |
| |
| if(!graphics || !pen) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| pt[0].X = x1; |
| pt[0].Y = y1; |
| pt[1].X = x2; |
| pt[1].Y = y2; |
| pt[2].X = x3; |
| pt[2].Y = y3; |
| pt[3].X = x4; |
| pt[3].Y = y4; |
| |
| save_state = prepare_dc(graphics, pen); |
| |
| retval = draw_polybezier(graphics, pen, pt, 4, TRUE); |
| |
| restore_dc(graphics, save_state); |
| |
| return retval; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawBeziers(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPointF *points, INT count) |
| { |
| INT i; |
| GpStatus ret; |
| |
| TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count); |
| |
| if(!graphics || !pen || !points || (count <= 0)) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| for(i = 0; i < floor(count / 4); i++){ |
| ret = GdipDrawBezier(graphics, pen, |
| points[4*i].X, points[4*i].Y, |
| points[4*i + 1].X, points[4*i + 1].Y, |
| points[4*i + 2].X, points[4*i + 2].Y, |
| points[4*i + 3].X, points[4*i + 3].Y); |
| if(ret != Ok) |
| return ret; |
| } |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawBeziersI(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPoint *points, INT count) |
| { |
| GpPointF *pts; |
| GpStatus ret; |
| INT i; |
| |
| TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count); |
| |
| if(!graphics || !pen || !points || (count <= 0)) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| pts = GdipAlloc(sizeof(GpPointF) * count); |
| if(!pts) |
| return OutOfMemory; |
| |
| for(i = 0; i < count; i++){ |
| pts[i].X = (REAL)points[i].X; |
| pts[i].Y = (REAL)points[i].Y; |
| } |
| |
| ret = GdipDrawBeziers(graphics,pen,pts,count); |
| |
| GdipFree(pts); |
| |
| return ret; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawClosedCurve(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPointF *points, INT count) |
| { |
| TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count); |
| |
| return GdipDrawClosedCurve2(graphics, pen, points, count, 1.0); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawClosedCurveI(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPoint *points, INT count) |
| { |
| TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count); |
| |
| return GdipDrawClosedCurve2I(graphics, pen, points, count, 1.0); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawClosedCurve2(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPointF *points, INT count, REAL tension) |
| { |
| GpPath *path; |
| GpStatus stat; |
| |
| TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension); |
| |
| if(!graphics || !pen || !points || count <= 0) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if((stat = GdipCreatePath(FillModeAlternate, &path)) != Ok) |
| return stat; |
| |
| stat = GdipAddPathClosedCurve2(path, points, count, tension); |
| if(stat != Ok){ |
| GdipDeletePath(path); |
| return stat; |
| } |
| |
| stat = GdipDrawPath(graphics, pen, path); |
| |
| GdipDeletePath(path); |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawClosedCurve2I(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPoint *points, INT count, REAL tension) |
| { |
| GpPointF *ptf; |
| GpStatus stat; |
| INT i; |
| |
| TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension); |
| |
| if(!points || count <= 0) |
| return InvalidParameter; |
| |
| ptf = GdipAlloc(sizeof(GpPointF)*count); |
| if(!ptf) |
| return OutOfMemory; |
| |
| for(i = 0; i < count; i++){ |
| ptf[i].X = (REAL)points[i].X; |
| ptf[i].Y = (REAL)points[i].Y; |
| } |
| |
| stat = GdipDrawClosedCurve2(graphics, pen, ptf, count, tension); |
| |
| GdipFree(ptf); |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawCurve(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPointF *points, INT count) |
| { |
| TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count); |
| |
| return GdipDrawCurve2(graphics,pen,points,count,1.0); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawCurveI(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPoint *points, INT count) |
| { |
| GpPointF *pointsF; |
| GpStatus ret; |
| INT i; |
| |
| TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count); |
| |
| if(!points) |
| return InvalidParameter; |
| |
| pointsF = GdipAlloc(sizeof(GpPointF)*count); |
| if(!pointsF) |
| return OutOfMemory; |
| |
| for(i = 0; i < count; i++){ |
| pointsF[i].X = (REAL)points[i].X; |
| pointsF[i].Y = (REAL)points[i].Y; |
| } |
| |
| ret = GdipDrawCurve(graphics,pen,pointsF,count); |
| GdipFree(pointsF); |
| |
| return ret; |
| } |
| |
| /* Approximates cardinal spline with Bezier curves. */ |
| GpStatus WINGDIPAPI GdipDrawCurve2(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPointF *points, INT count, REAL tension) |
| { |
| /* PolyBezier expects count*3-2 points. */ |
| INT i, len_pt = count*3-2, save_state; |
| GpPointF *pt; |
| REAL x1, x2, y1, y2; |
| GpStatus retval; |
| |
| TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension); |
| |
| if(!graphics || !pen) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if(count < 2) |
| return InvalidParameter; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| pt = GdipAlloc(len_pt * sizeof(GpPointF)); |
| if(!pt) |
| return OutOfMemory; |
| |
| tension = tension * TENSION_CONST; |
| |
| calc_curve_bezier_endp(points[0].X, points[0].Y, points[1].X, points[1].Y, |
| tension, &x1, &y1); |
| |
| pt[0].X = points[0].X; |
| pt[0].Y = points[0].Y; |
| pt[1].X = x1; |
| pt[1].Y = y1; |
| |
| for(i = 0; i < count-2; i++){ |
| calc_curve_bezier(&(points[i]), tension, &x1, &y1, &x2, &y2); |
| |
| pt[3*i+2].X = x1; |
| pt[3*i+2].Y = y1; |
| pt[3*i+3].X = points[i+1].X; |
| pt[3*i+3].Y = points[i+1].Y; |
| pt[3*i+4].X = x2; |
| pt[3*i+4].Y = y2; |
| } |
| |
| calc_curve_bezier_endp(points[count-1].X, points[count-1].Y, |
| points[count-2].X, points[count-2].Y, tension, &x1, &y1); |
| |
| pt[len_pt-2].X = x1; |
| pt[len_pt-2].Y = y1; |
| pt[len_pt-1].X = points[count-1].X; |
| pt[len_pt-1].Y = points[count-1].Y; |
| |
| save_state = prepare_dc(graphics, pen); |
| |
| retval = draw_polybezier(graphics, pen, pt, len_pt, TRUE); |
| |
| GdipFree(pt); |
| restore_dc(graphics, save_state); |
| |
| return retval; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawCurve2I(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPoint *points, INT count, REAL tension) |
| { |
| GpPointF *pointsF; |
| GpStatus ret; |
| INT i; |
| |
| TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension); |
| |
| if(!points) |
| return InvalidParameter; |
| |
| pointsF = GdipAlloc(sizeof(GpPointF)*count); |
| if(!pointsF) |
| return OutOfMemory; |
| |
| for(i = 0; i < count; i++){ |
| pointsF[i].X = (REAL)points[i].X; |
| pointsF[i].Y = (REAL)points[i].Y; |
| } |
| |
| ret = GdipDrawCurve2(graphics,pen,pointsF,count,tension); |
| GdipFree(pointsF); |
| |
| return ret; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawCurve3(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPointF *points, INT count, INT offset, INT numberOfSegments, |
| REAL tension) |
| { |
| TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics, pen, points, count, offset, numberOfSegments, tension); |
| |
| if(offset >= count || numberOfSegments > count - offset - 1 || numberOfSegments <= 0){ |
| return InvalidParameter; |
| } |
| |
| return GdipDrawCurve2(graphics, pen, points + offset, numberOfSegments + 1, tension); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawCurve3I(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpPoint *points, INT count, INT offset, INT numberOfSegments, |
| REAL tension) |
| { |
| TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics, pen, points, count, offset, numberOfSegments, tension); |
| |
| if(count < 0){ |
| return OutOfMemory; |
| } |
| |
| if(offset >= count || numberOfSegments > count - offset - 1 || numberOfSegments <= 0){ |
| return InvalidParameter; |
| } |
| |
| return GdipDrawCurve2I(graphics, pen, points + offset, numberOfSegments + 1, tension); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawEllipse(GpGraphics *graphics, GpPen *pen, REAL x, |
| REAL y, REAL width, REAL height) |
| { |
| INT save_state; |
| GpPointF ptf[2]; |
| POINT pti[2]; |
| |
| TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, width, height); |
| |
| if(!graphics || !pen) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| ptf[0].X = x; |
| ptf[0].Y = y; |
| ptf[1].X = x + width; |
| ptf[1].Y = y + height; |
| |
| save_state = prepare_dc(graphics, pen); |
| SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH)); |
| |
| transform_and_round_points(graphics, pti, ptf, 2); |
| |
| Ellipse(graphics->hdc, pti[0].x, pti[0].y, pti[1].x, pti[1].y); |
| |
| restore_dc(graphics, save_state); |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawEllipseI(GpGraphics *graphics, GpPen *pen, INT x, |
| INT y, INT width, INT height) |
| { |
| TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x, y, width, height); |
| |
| return GdipDrawEllipse(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height); |
| } |
| |
| |
| GpStatus WINGDIPAPI GdipDrawImage(GpGraphics *graphics, GpImage *image, REAL x, REAL y) |
| { |
| UINT width, height; |
| GpPointF points[3]; |
| |
| TRACE("(%p, %p, %.2f, %.2f)\n", graphics, image, x, y); |
| |
| if(!graphics || !image) |
| return InvalidParameter; |
| |
| GdipGetImageWidth(image, &width); |
| GdipGetImageHeight(image, &height); |
| |
| /* FIXME: we should use the graphics and image dpi, somehow */ |
| |
| points[0].X = points[2].X = x; |
| points[0].Y = points[1].Y = y; |
| points[1].X = x + width; |
| points[2].Y = y + height; |
| |
| return GdipDrawImagePointsRect(graphics, image, points, 3, 0, 0, width, height, |
| UnitPixel, NULL, NULL, NULL); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawImageI(GpGraphics *graphics, GpImage *image, INT x, |
| INT y) |
| { |
| TRACE("(%p, %p, %d, %d)\n", graphics, image, x, y); |
| |
| return GdipDrawImage(graphics, image, (REAL)x, (REAL)y); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawImagePointRect(GpGraphics *graphics, GpImage *image, |
| REAL x, REAL y, REAL srcx, REAL srcy, REAL srcwidth, REAL srcheight, |
| GpUnit srcUnit) |
| { |
| GpPointF points[3]; |
| TRACE("(%p, %p, %f, %f, %f, %f, %f, %f, %d)\n", graphics, image, x, y, srcx, srcy, srcwidth, srcheight, srcUnit); |
| |
| points[0].X = points[2].X = x; |
| points[0].Y = points[1].Y = y; |
| |
| /* FIXME: convert image coordinates to Graphics coordinates? */ |
| points[1].X = x + srcwidth; |
| points[2].Y = y + srcheight; |
| |
| return GdipDrawImagePointsRect(graphics, image, points, 3, srcx, srcy, |
| srcwidth, srcheight, srcUnit, NULL, NULL, NULL); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawImagePointRectI(GpGraphics *graphics, GpImage *image, |
| INT x, INT y, INT srcx, INT srcy, INT srcwidth, INT srcheight, |
| GpUnit srcUnit) |
| { |
| return GdipDrawImagePointRect(graphics, image, x, y, srcx, srcy, srcwidth, srcheight, srcUnit); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawImagePoints(GpGraphics *graphics, GpImage *image, |
| GDIPCONST GpPointF *dstpoints, INT count) |
| { |
| UINT width, height; |
| |
| TRACE("(%p, %p, %p, %d)\n", graphics, image, dstpoints, count); |
| |
| if(!image) |
| return InvalidParameter; |
| |
| GdipGetImageWidth(image, &width); |
| GdipGetImageHeight(image, &height); |
| |
| return GdipDrawImagePointsRect(graphics, image, dstpoints, count, 0, 0, |
| width, height, UnitPixel, NULL, NULL, NULL); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawImagePointsI(GpGraphics *graphics, GpImage *image, |
| GDIPCONST GpPoint *dstpoints, INT count) |
| { |
| GpPointF ptf[3]; |
| |
| TRACE("(%p, %p, %p, %d)\n", graphics, image, dstpoints, count); |
| |
| if (count != 3 || !dstpoints) |
| return InvalidParameter; |
| |
| ptf[0].X = (REAL)dstpoints[0].X; |
| ptf[0].Y = (REAL)dstpoints[0].Y; |
| ptf[1].X = (REAL)dstpoints[1].X; |
| ptf[1].Y = (REAL)dstpoints[1].Y; |
| ptf[2].X = (REAL)dstpoints[2].X; |
| ptf[2].Y = (REAL)dstpoints[2].Y; |
| |
| return GdipDrawImagePoints(graphics, image, ptf, count); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawImagePointsRect(GpGraphics *graphics, GpImage *image, |
| GDIPCONST GpPointF *points, INT count, REAL srcx, REAL srcy, REAL srcwidth, |
| REAL srcheight, GpUnit srcUnit, GDIPCONST GpImageAttributes* imageAttributes, |
| DrawImageAbort callback, VOID * callbackData) |
| { |
| GpPointF ptf[4]; |
| POINT pti[4]; |
| REAL dx, dy; |
| GpStatus stat; |
| |
| TRACE("(%p, %p, %p, %d, %f, %f, %f, %f, %d, %p, %p, %p)\n", graphics, image, points, |
| count, srcx, srcy, srcwidth, srcheight, srcUnit, imageAttributes, callback, |
| callbackData); |
| |
| if (count > 3) |
| return NotImplemented; |
| |
| if(!graphics || !image || !points || count != 3) |
| return InvalidParameter; |
| |
| TRACE("%s %s %s\n", debugstr_pointf(&points[0]), debugstr_pointf(&points[1]), |
| debugstr_pointf(&points[2])); |
| |
| memcpy(ptf, points, 3 * sizeof(GpPointF)); |
| ptf[3].X = ptf[2].X + ptf[1].X - ptf[0].X; |
| ptf[3].Y = ptf[2].Y + ptf[1].Y - ptf[0].Y; |
| if (!srcwidth || !srcheight || ptf[3].X == ptf[0].X || ptf[3].Y == ptf[0].Y) |
| return Ok; |
| transform_and_round_points(graphics, pti, ptf, 4); |
| |
| if (image->picture) |
| { |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| } |
| |
| /* FIXME: partially implemented (only works for rectangular parallelograms) */ |
| if(srcUnit == UnitInch) |
| dx = dy = (REAL) INCH_HIMETRIC; |
| else if(srcUnit == UnitPixel){ |
| dx = ((REAL) INCH_HIMETRIC) / |
| ((REAL) GetDeviceCaps(graphics->hdc, LOGPIXELSX)); |
| dy = ((REAL) INCH_HIMETRIC) / |
| ((REAL) GetDeviceCaps(graphics->hdc, LOGPIXELSY)); |
| } |
| else |
| return NotImplemented; |
| |
| if(IPicture_Render(image->picture, graphics->hdc, |
| pti[0].x, pti[0].y, pti[1].x - pti[0].x, pti[2].y - pti[0].y, |
| srcx * dx, srcy * dy, |
| srcwidth * dx, srcheight * dy, |
| NULL) != S_OK){ |
| if(callback) |
| callback(callbackData); |
| return GenericError; |
| } |
| } |
| else if (image->type == ImageTypeBitmap) |
| { |
| GpBitmap* bitmap = (GpBitmap*)image; |
| int use_software=0; |
| |
| if (srcUnit == UnitInch) |
| dx = dy = 96.0; /* FIXME: use the image resolution */ |
| else if (srcUnit == UnitPixel) |
| dx = dy = 1.0; |
| else |
| return NotImplemented; |
| |
| srcx = srcx * dx; |
| srcy = srcy * dy; |
| srcwidth = srcwidth * dx; |
| srcheight = srcheight * dy; |
| |
| if (imageAttributes || |
| (graphics->image && graphics->image->type == ImageTypeBitmap) || |
| !((GpBitmap*)image)->hbitmap || |
| ptf[1].Y != ptf[0].Y || ptf[2].X != ptf[0].X || |
| ptf[1].X - ptf[0].X != srcwidth || ptf[2].Y - ptf[0].Y != srcheight || |
| srcx < 0 || srcy < 0 || |
| srcx + srcwidth > bitmap->width || srcy + srcheight > bitmap->height) |
| use_software = 1; |
| |
| if (use_software) |
| { |
| RECT dst_area; |
| GpRect src_area; |
| int i, x, y, src_stride, dst_stride; |
| GpMatrix *dst_to_src; |
| REAL m11, m12, m21, m22, mdx, mdy; |
| LPBYTE src_data, dst_data; |
| BitmapData lockeddata; |
| InterpolationMode interpolation = graphics->interpolation; |
| GpPointF dst_to_src_points[3] = {{0.0, 0.0}, {1.0, 0.0}, {0.0, 1.0}}; |
| REAL x_dx, x_dy, y_dx, y_dy; |
| static const GpImageAttributes defaultImageAttributes = {WrapModeClamp, 0, FALSE}; |
| |
| if (!imageAttributes) |
| imageAttributes = &defaultImageAttributes; |
| |
| dst_area.left = dst_area.right = pti[0].x; |
| dst_area.top = dst_area.bottom = pti[0].y; |
| for (i=1; i<4; i++) |
| { |
| if (dst_area.left > pti[i].x) dst_area.left = pti[i].x; |
| if (dst_area.right < pti[i].x) dst_area.right = pti[i].x; |
| if (dst_area.top > pti[i].y) dst_area.top = pti[i].y; |
| if (dst_area.bottom < pti[i].y) dst_area.bottom = pti[i].y; |
| } |
| |
| m11 = (ptf[1].X - ptf[0].X) / srcwidth; |
| m21 = (ptf[2].X - ptf[0].X) / srcheight; |
| mdx = ptf[0].X - m11 * srcx - m21 * srcy; |
| m12 = (ptf[1].Y - ptf[0].Y) / srcwidth; |
| m22 = (ptf[2].Y - ptf[0].Y) / srcheight; |
| mdy = ptf[0].Y - m12 * srcx - m22 * srcy; |
| |
| stat = GdipCreateMatrix2(m11, m12, m21, m22, mdx, mdy, &dst_to_src); |
| if (stat != Ok) return stat; |
| |
| stat = GdipInvertMatrix(dst_to_src); |
| if (stat != Ok) |
| { |
| GdipDeleteMatrix(dst_to_src); |
| return stat; |
| } |
| |
| dst_data = GdipAlloc(sizeof(ARGB) * (dst_area.right - dst_area.left) * (dst_area.bottom - dst_area.top)); |
| if (!dst_data) |
| { |
| GdipDeleteMatrix(dst_to_src); |
| return OutOfMemory; |
| } |
| |
| dst_stride = sizeof(ARGB) * (dst_area.right - dst_area.left); |
| |
| get_bitmap_sample_size(interpolation, imageAttributes->wrap, |
| bitmap, srcx, srcy, srcwidth, srcheight, &src_area); |
| |
| src_data = GdipAlloc(sizeof(ARGB) * src_area.Width * src_area.Height); |
| if (!src_data) |
| { |
| GdipFree(dst_data); |
| GdipDeleteMatrix(dst_to_src); |
| return OutOfMemory; |
| } |
| src_stride = sizeof(ARGB) * src_area.Width; |
| |
| /* Read the bits we need from the source bitmap into an ARGB buffer. */ |
| lockeddata.Width = src_area.Width; |
| lockeddata.Height = src_area.Height; |
| lockeddata.Stride = src_stride; |
| lockeddata.PixelFormat = PixelFormat32bppARGB; |
| lockeddata.Scan0 = src_data; |
| |
| stat = GdipBitmapLockBits(bitmap, &src_area, ImageLockModeRead|ImageLockModeUserInputBuf, |
| PixelFormat32bppARGB, &lockeddata); |
| |
| if (stat == Ok) |
| stat = GdipBitmapUnlockBits(bitmap, &lockeddata); |
| |
| if (stat != Ok) |
| { |
| if (src_data != dst_data) |
| GdipFree(src_data); |
| GdipFree(dst_data); |
| GdipDeleteMatrix(dst_to_src); |
| return OutOfMemory; |
| } |
| |
| apply_image_attributes(imageAttributes, src_data, |
| src_area.Width, src_area.Height, |
| src_stride, ColorAdjustTypeBitmap); |
| |
| /* Transform the bits as needed to the destination. */ |
| GdipTransformMatrixPoints(dst_to_src, dst_to_src_points, 3); |
| |
| x_dx = dst_to_src_points[1].X - dst_to_src_points[0].X; |
| x_dy = dst_to_src_points[1].Y - dst_to_src_points[0].Y; |
| y_dx = dst_to_src_points[2].X - dst_to_src_points[0].X; |
| y_dy = dst_to_src_points[2].Y - dst_to_src_points[0].Y; |
| |
| for (x=dst_area.left; x<dst_area.right; x++) |
| { |
| for (y=dst_area.top; y<dst_area.bottom; y++) |
| { |
| GpPointF src_pointf; |
| ARGB *dst_color; |
| |
| src_pointf.X = dst_to_src_points[0].X + x * x_dx + y * y_dx; |
| src_pointf.Y = dst_to_src_points[0].Y + x * x_dy + y * y_dy; |
| |
| dst_color = (ARGB*)(dst_data + dst_stride * (y - dst_area.top) + sizeof(ARGB) * (x - dst_area.left)); |
| |
| if (src_pointf.X >= srcx && src_pointf.X < srcx + srcwidth && src_pointf.Y >= srcy && src_pointf.Y < srcy+srcheight) |
| *dst_color = resample_bitmap_pixel(&src_area, src_data, bitmap->width, bitmap->height, &src_pointf, imageAttributes, interpolation); |
| else |
| *dst_color = 0; |
| } |
| } |
| |
| GdipDeleteMatrix(dst_to_src); |
| |
| GdipFree(src_data); |
| |
| stat = alpha_blend_pixels(graphics, dst_area.left, dst_area.top, |
| dst_data, dst_area.right - dst_area.left, dst_area.bottom - dst_area.top, dst_stride); |
| |
| GdipFree(dst_data); |
| |
| return stat; |
| } |
| else |
| { |
| HDC hdc; |
| int temp_hdc=0, temp_bitmap=0; |
| HBITMAP hbitmap, old_hbm=NULL; |
| |
| if (!(bitmap->format == PixelFormat16bppRGB555 || |
| bitmap->format == PixelFormat24bppRGB || |
| bitmap->format == PixelFormat32bppRGB || |
| bitmap->format == PixelFormat32bppPARGB)) |
| { |
| BITMAPINFOHEADER bih; |
| BYTE *temp_bits; |
| PixelFormat dst_format; |
| |
| /* we can't draw a bitmap of this format directly */ |
| hdc = CreateCompatibleDC(0); |
| temp_hdc = 1; |
| temp_bitmap = 1; |
| |
| bih.biSize = sizeof(BITMAPINFOHEADER); |
| bih.biWidth = bitmap->width; |
| bih.biHeight = -bitmap->height; |
| bih.biPlanes = 1; |
| bih.biBitCount = 32; |
| bih.biCompression = BI_RGB; |
| bih.biSizeImage = 0; |
| bih.biXPelsPerMeter = 0; |
| bih.biYPelsPerMeter = 0; |
| bih.biClrUsed = 0; |
| bih.biClrImportant = 0; |
| |
| hbitmap = CreateDIBSection(hdc, (BITMAPINFO*)&bih, DIB_RGB_COLORS, |
| (void**)&temp_bits, NULL, 0); |
| |
| if (bitmap->format & (PixelFormatAlpha|PixelFormatPAlpha)) |
| dst_format = PixelFormat32bppPARGB; |
| else |
| dst_format = PixelFormat32bppRGB; |
| |
| convert_pixels(bitmap->width, bitmap->height, |
| bitmap->width*4, temp_bits, dst_format, |
| bitmap->stride, bitmap->bits, bitmap->format, |
| bitmap->image.palette); |
| } |
| else |
| { |
| hbitmap = bitmap->hbitmap; |
| hdc = bitmap->hdc; |
| temp_hdc = (hdc == 0); |
| } |
| |
| if (temp_hdc) |
| { |
| if (!hdc) hdc = CreateCompatibleDC(0); |
| old_hbm = SelectObject(hdc, hbitmap); |
| } |
| |
| if (bitmap->format & (PixelFormatAlpha|PixelFormatPAlpha)) |
| { |
| gdi_alpha_blend(graphics, pti[0].x, pti[0].y, pti[1].x - pti[0].x, pti[2].y - pti[0].y, |
| hdc, srcx, srcy, srcwidth, srcheight); |
| } |
| else |
| { |
| StretchBlt(graphics->hdc, pti[0].x, pti[0].y, pti[1].x-pti[0].x, pti[2].y-pti[0].y, |
| hdc, srcx, srcy, srcwidth, srcheight, SRCCOPY); |
| } |
| |
| if (temp_hdc) |
| { |
| SelectObject(hdc, old_hbm); |
| DeleteDC(hdc); |
| } |
| |
| if (temp_bitmap) |
| DeleteObject(hbitmap); |
| } |
| } |
| else |
| { |
| ERR("GpImage with no IPicture or HBITMAP?!\n"); |
| return NotImplemented; |
| } |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawImagePointsRectI(GpGraphics *graphics, GpImage *image, |
| GDIPCONST GpPoint *points, INT count, INT srcx, INT srcy, INT srcwidth, |
| INT srcheight, GpUnit srcUnit, GDIPCONST GpImageAttributes* imageAttributes, |
| DrawImageAbort callback, VOID * callbackData) |
| { |
| GpPointF pointsF[3]; |
| INT i; |
| |
| TRACE("(%p, %p, %p, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n", graphics, image, points, count, |
| srcx, srcy, srcwidth, srcheight, srcUnit, imageAttributes, callback, |
| callbackData); |
| |
| if(!points || count!=3) |
| return InvalidParameter; |
| |
| for(i = 0; i < count; i++){ |
| pointsF[i].X = (REAL)points[i].X; |
| pointsF[i].Y = (REAL)points[i].Y; |
| } |
| |
| return GdipDrawImagePointsRect(graphics, image, pointsF, count, (REAL)srcx, (REAL)srcy, |
| (REAL)srcwidth, (REAL)srcheight, srcUnit, imageAttributes, |
| callback, callbackData); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawImageRectRect(GpGraphics *graphics, GpImage *image, |
| REAL dstx, REAL dsty, REAL dstwidth, REAL dstheight, REAL srcx, REAL srcy, |
| REAL srcwidth, REAL srcheight, GpUnit srcUnit, |
| GDIPCONST GpImageAttributes* imageattr, DrawImageAbort callback, |
| VOID * callbackData) |
| { |
| GpPointF points[3]; |
| |
| TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %d, %p, %p, %p)\n", |
| graphics, image, dstx, dsty, dstwidth, dstheight, srcx, srcy, |
| srcwidth, srcheight, srcUnit, imageattr, callback, callbackData); |
| |
| points[0].X = dstx; |
| points[0].Y = dsty; |
| points[1].X = dstx + dstwidth; |
| points[1].Y = dsty; |
| points[2].X = dstx; |
| points[2].Y = dsty + dstheight; |
| |
| return GdipDrawImagePointsRect(graphics, image, points, 3, srcx, srcy, |
| srcwidth, srcheight, srcUnit, imageattr, callback, callbackData); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawImageRectRectI(GpGraphics *graphics, GpImage *image, |
| INT dstx, INT dsty, INT dstwidth, INT dstheight, INT srcx, INT srcy, |
| INT srcwidth, INT srcheight, GpUnit srcUnit, |
| GDIPCONST GpImageAttributes* imageAttributes, DrawImageAbort callback, |
| VOID * callbackData) |
| { |
| GpPointF points[3]; |
| |
| TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n", |
| graphics, image, dstx, dsty, dstwidth, dstheight, srcx, srcy, |
| srcwidth, srcheight, srcUnit, imageAttributes, callback, callbackData); |
| |
| points[0].X = dstx; |
| points[0].Y = dsty; |
| points[1].X = dstx + dstwidth; |
| points[1].Y = dsty; |
| points[2].X = dstx; |
| points[2].Y = dsty + dstheight; |
| |
| return GdipDrawImagePointsRect(graphics, image, points, 3, srcx, srcy, |
| srcwidth, srcheight, srcUnit, imageAttributes, callback, callbackData); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawImageRect(GpGraphics *graphics, GpImage *image, |
| REAL x, REAL y, REAL width, REAL height) |
| { |
| RectF bounds; |
| GpUnit unit; |
| GpStatus ret; |
| |
| TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, image, x, y, width, height); |
| |
| if(!graphics || !image) |
| return InvalidParameter; |
| |
| ret = GdipGetImageBounds(image, &bounds, &unit); |
| if(ret != Ok) |
| return ret; |
| |
| return GdipDrawImageRectRect(graphics, image, x, y, width, height, |
| bounds.X, bounds.Y, bounds.Width, bounds.Height, |
| unit, NULL, NULL, NULL); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawImageRectI(GpGraphics *graphics, GpImage *image, |
| INT x, INT y, INT width, INT height) |
| { |
| TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, image, x, y, width, height); |
| |
| return GdipDrawImageRect(graphics, image, (REAL)x, (REAL)y, (REAL)width, (REAL)height); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawLine(GpGraphics *graphics, GpPen *pen, REAL x1, |
| REAL y1, REAL x2, REAL y2) |
| { |
| INT save_state; |
| GpPointF pt[2]; |
| GpStatus retval; |
| |
| TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x1, y1, x2, y2); |
| |
| if(!pen || !graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| pt[0].X = x1; |
| pt[0].Y = y1; |
| pt[1].X = x2; |
| pt[1].Y = y2; |
| |
| save_state = prepare_dc(graphics, pen); |
| |
| retval = draw_polyline(graphics, pen, pt, 2, TRUE); |
| |
| restore_dc(graphics, save_state); |
| |
| return retval; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawLineI(GpGraphics *graphics, GpPen *pen, INT x1, |
| INT y1, INT x2, INT y2) |
| { |
| INT save_state; |
| GpPointF pt[2]; |
| GpStatus retval; |
| |
| TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x1, y1, x2, y2); |
| |
| if(!pen || !graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| pt[0].X = (REAL)x1; |
| pt[0].Y = (REAL)y1; |
| pt[1].X = (REAL)x2; |
| pt[1].Y = (REAL)y2; |
| |
| save_state = prepare_dc(graphics, pen); |
| |
| retval = draw_polyline(graphics, pen, pt, 2, TRUE); |
| |
| restore_dc(graphics, save_state); |
| |
| return retval; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawLines(GpGraphics *graphics, GpPen *pen, GDIPCONST |
| GpPointF *points, INT count) |
| { |
| INT save_state; |
| GpStatus retval; |
| |
| TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count); |
| |
| if(!pen || !graphics || (count < 2)) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| save_state = prepare_dc(graphics, pen); |
| |
| retval = draw_polyline(graphics, pen, points, count, TRUE); |
| |
| restore_dc(graphics, save_state); |
| |
| return retval; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawLinesI(GpGraphics *graphics, GpPen *pen, GDIPCONST |
| GpPoint *points, INT count) |
| { |
| INT save_state; |
| GpStatus retval; |
| GpPointF *ptf = NULL; |
| int i; |
| |
| TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count); |
| |
| if(!pen || !graphics || (count < 2)) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| ptf = GdipAlloc(count * sizeof(GpPointF)); |
| if(!ptf) return OutOfMemory; |
| |
| for(i = 0; i < count; i ++){ |
| ptf[i].X = (REAL) points[i].X; |
| ptf[i].Y = (REAL) points[i].Y; |
| } |
| |
| save_state = prepare_dc(graphics, pen); |
| |
| retval = draw_polyline(graphics, pen, ptf, count, TRUE); |
| |
| restore_dc(graphics, save_state); |
| |
| GdipFree(ptf); |
| return retval; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawPath(GpGraphics *graphics, GpPen *pen, GpPath *path) |
| { |
| INT save_state; |
| GpStatus retval; |
| |
| TRACE("(%p, %p, %p)\n", graphics, pen, path); |
| |
| if(!pen || !graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| save_state = prepare_dc(graphics, pen); |
| |
| retval = draw_poly(graphics, pen, path->pathdata.Points, |
| path->pathdata.Types, path->pathdata.Count, TRUE); |
| |
| restore_dc(graphics, save_state); |
| |
| return retval; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawPie(GpGraphics *graphics, GpPen *pen, REAL x, |
| REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle) |
| { |
| INT save_state; |
| |
| TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, |
| width, height, startAngle, sweepAngle); |
| |
| if(!graphics || !pen) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| save_state = prepare_dc(graphics, pen); |
| SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH)); |
| |
| draw_pie(graphics, x, y, width, height, startAngle, sweepAngle); |
| |
| restore_dc(graphics, save_state); |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawPieI(GpGraphics *graphics, GpPen *pen, INT x, |
| INT y, INT width, INT height, REAL startAngle, REAL sweepAngle) |
| { |
| TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics, pen, x, y, |
| width, height, startAngle, sweepAngle); |
| |
| return GdipDrawPie(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawRectangle(GpGraphics *graphics, GpPen *pen, REAL x, |
| REAL y, REAL width, REAL height) |
| { |
| INT save_state; |
| GpPointF ptf[4]; |
| POINT pti[4]; |
| |
| TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, width, height); |
| |
| if(!pen || !graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| ptf[0].X = x; |
| ptf[0].Y = y; |
| ptf[1].X = x + width; |
| ptf[1].Y = y; |
| ptf[2].X = x + width; |
| ptf[2].Y = y + height; |
| ptf[3].X = x; |
| ptf[3].Y = y + height; |
| |
| save_state = prepare_dc(graphics, pen); |
| SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH)); |
| |
| transform_and_round_points(graphics, pti, ptf, 4); |
| Polygon(graphics->hdc, pti, 4); |
| |
| restore_dc(graphics, save_state); |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawRectangleI(GpGraphics *graphics, GpPen *pen, INT x, |
| INT y, INT width, INT height) |
| { |
| TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x, y, width, height); |
| |
| return GdipDrawRectangle(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height); |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawRectangles(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpRectF* rects, INT count) |
| { |
| GpPointF *ptf; |
| POINT *pti; |
| INT save_state, i; |
| |
| TRACE("(%p, %p, %p, %d)\n", graphics, pen, rects, count); |
| |
| if(!graphics || !pen || !rects || count < 1) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| ptf = GdipAlloc(4 * count * sizeof(GpPointF)); |
| pti = GdipAlloc(4 * count * sizeof(POINT)); |
| |
| if(!ptf || !pti){ |
| GdipFree(ptf); |
| GdipFree(pti); |
| return OutOfMemory; |
| } |
| |
| for(i = 0; i < count; i++){ |
| ptf[4 * i + 3].X = ptf[4 * i].X = rects[i].X; |
| ptf[4 * i + 1].Y = ptf[4 * i].Y = rects[i].Y; |
| ptf[4 * i + 2].X = ptf[4 * i + 1].X = rects[i].X + rects[i].Width; |
| ptf[4 * i + 3].Y = ptf[4 * i + 2].Y = rects[i].Y + rects[i].Height; |
| } |
| |
| save_state = prepare_dc(graphics, pen); |
| SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH)); |
| |
| transform_and_round_points(graphics, pti, ptf, 4 * count); |
| |
| for(i = 0; i < count; i++) |
| Polygon(graphics->hdc, &pti[4 * i], 4); |
| |
| restore_dc(graphics, save_state); |
| |
| GdipFree(ptf); |
| GdipFree(pti); |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawRectanglesI(GpGraphics *graphics, GpPen *pen, |
| GDIPCONST GpRect* rects, INT count) |
| { |
| GpRectF *rectsF; |
| GpStatus ret; |
| INT i; |
| |
| TRACE("(%p, %p, %p, %d)\n", graphics, pen, rects, count); |
| |
| if(!rects || count<=0) |
| return InvalidParameter; |
| |
| rectsF = GdipAlloc(sizeof(GpRectF) * count); |
| if(!rectsF) |
| return OutOfMemory; |
| |
| for(i = 0;i < count;i++){ |
| rectsF[i].X = (REAL)rects[i].X; |
| rectsF[i].Y = (REAL)rects[i].Y; |
| rectsF[i].Width = (REAL)rects[i].Width; |
| rectsF[i].Height = (REAL)rects[i].Height; |
| } |
| |
| ret = GdipDrawRectangles(graphics, pen, rectsF, count); |
| GdipFree(rectsF); |
| |
| return ret; |
| } |
| |
| GpStatus WINGDIPAPI GdipFillClosedCurve2(GpGraphics *graphics, GpBrush *brush, |
| GDIPCONST GpPointF *points, INT count, REAL tension, GpFillMode fill) |
| { |
| GpPath *path; |
| GpStatus stat; |
| |
| TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics, brush, points, |
| count, tension, fill); |
| |
| if(!graphics || !brush || !points) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if(count == 1) /* Do nothing */ |
| return Ok; |
| |
| stat = GdipCreatePath(fill, &path); |
| if(stat != Ok) |
| return stat; |
| |
| stat = GdipAddPathClosedCurve2(path, points, count, tension); |
| if(stat != Ok){ |
| GdipDeletePath(path); |
| return stat; |
| } |
| |
| stat = GdipFillPath(graphics, brush, path); |
| if(stat != Ok){ |
| GdipDeletePath(path); |
| return stat; |
| } |
| |
| GdipDeletePath(path); |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipFillClosedCurve2I(GpGraphics *graphics, GpBrush *brush, |
| GDIPCONST GpPoint *points, INT count, REAL tension, GpFillMode fill) |
| { |
| GpPointF *ptf; |
| GpStatus stat; |
| INT i; |
| |
| TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics, brush, points, |
| count, tension, fill); |
| |
| if(!points || count == 0) |
| return InvalidParameter; |
| |
| if(count == 1) /* Do nothing */ |
| return Ok; |
| |
| ptf = GdipAlloc(sizeof(GpPointF)*count); |
| if(!ptf) |
| return OutOfMemory; |
| |
| for(i = 0;i < count;i++){ |
| ptf[i].X = (REAL)points[i].X; |
| ptf[i].Y = (REAL)points[i].Y; |
| } |
| |
| stat = GdipFillClosedCurve2(graphics, brush, ptf, count, tension, fill); |
| |
| GdipFree(ptf); |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipFillClosedCurve(GpGraphics *graphics, GpBrush *brush, |
| GDIPCONST GpPointF *points, INT count) |
| { |
| TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count); |
| return GdipFillClosedCurve2(graphics, brush, points, count, |
| 0.5f, FillModeAlternate); |
| } |
| |
| GpStatus WINGDIPAPI GdipFillClosedCurveI(GpGraphics *graphics, GpBrush *brush, |
| GDIPCONST GpPoint *points, INT count) |
| { |
| TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count); |
| return GdipFillClosedCurve2I(graphics, brush, points, count, |
| 0.5f, FillModeAlternate); |
| } |
| |
| GpStatus WINGDIPAPI GdipFillEllipse(GpGraphics *graphics, GpBrush *brush, REAL x, |
| REAL y, REAL width, REAL height) |
| { |
| GpStatus stat; |
| GpPath *path; |
| |
| TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, brush, x, y, width, height); |
| |
| if(!graphics || !brush) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| stat = GdipCreatePath(FillModeAlternate, &path); |
| |
| if (stat == Ok) |
| { |
| stat = GdipAddPathEllipse(path, x, y, width, height); |
| |
| if (stat == Ok) |
| stat = GdipFillPath(graphics, brush, path); |
| |
| GdipDeletePath(path); |
| } |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipFillEllipseI(GpGraphics *graphics, GpBrush *brush, INT x, |
| INT y, INT width, INT height) |
| { |
| TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, brush, x, y, width, height); |
| |
| return GdipFillEllipse(graphics,brush,(REAL)x,(REAL)y,(REAL)width,(REAL)height); |
| } |
| |
| static GpStatus GDI32_GdipFillPath(GpGraphics *graphics, GpBrush *brush, GpPath *path) |
| { |
| INT save_state; |
| GpStatus retval; |
| |
| if(!graphics->hdc || !brush_can_fill_path(brush)) |
| return NotImplemented; |
| |
| save_state = SaveDC(graphics->hdc); |
| EndPath(graphics->hdc); |
| SetPolyFillMode(graphics->hdc, (path->fill == FillModeAlternate ? ALTERNATE |
| : WINDING)); |
| |
| BeginPath(graphics->hdc); |
| retval = draw_poly(graphics, NULL, path->pathdata.Points, |
| path->pathdata.Types, path->pathdata.Count, FALSE); |
| |
| if(retval != Ok) |
| goto end; |
| |
| EndPath(graphics->hdc); |
| brush_fill_path(graphics, brush); |
| |
| retval = Ok; |
| |
| end: |
| RestoreDC(graphics->hdc, save_state); |
| |
| return retval; |
| } |
| |
| static GpStatus SOFTWARE_GdipFillPath(GpGraphics *graphics, GpBrush *brush, GpPath *path) |
| { |
| GpStatus stat; |
| GpRegion *rgn; |
| |
| if (!brush_can_fill_pixels(brush)) |
| return NotImplemented; |
| |
| /* FIXME: This could probably be done more efficiently without regions. */ |
| |
| stat = GdipCreateRegionPath(path, &rgn); |
| |
| if (stat == Ok) |
| { |
| stat = GdipFillRegion(graphics, brush, rgn); |
| |
| GdipDeleteRegion(rgn); |
| } |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipFillPath(GpGraphics *graphics, GpBrush *brush, GpPath *path) |
| { |
| GpStatus stat = NotImplemented; |
| |
| TRACE("(%p, %p, %p)\n", graphics, brush, path); |
| |
| if(!brush || !graphics || !path) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->image) |
| stat = GDI32_GdipFillPath(graphics, brush, path); |
| |
| if (stat == NotImplemented) |
| stat = SOFTWARE_GdipFillPath(graphics, brush, path); |
| |
| if (stat == NotImplemented) |
| { |
| FIXME("Not implemented for brushtype %i\n", brush->bt); |
| stat = Ok; |
| } |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipFillPie(GpGraphics *graphics, GpBrush *brush, REAL x, |
| REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle) |
| { |
| GpStatus stat; |
| GpPath *path; |
| |
| TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", |
| graphics, brush, x, y, width, height, startAngle, sweepAngle); |
| |
| if(!graphics || !brush) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| stat = GdipCreatePath(FillModeAlternate, &path); |
| |
| if (stat == Ok) |
| { |
| stat = GdipAddPathPie(path, x, y, width, height, startAngle, sweepAngle); |
| |
| if (stat == Ok) |
| stat = GdipFillPath(graphics, brush, path); |
| |
| GdipDeletePath(path); |
| } |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipFillPieI(GpGraphics *graphics, GpBrush *brush, INT x, |
| INT y, INT width, INT height, REAL startAngle, REAL sweepAngle) |
| { |
| TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", |
| graphics, brush, x, y, width, height, startAngle, sweepAngle); |
| |
| return GdipFillPie(graphics,brush,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle); |
| } |
| |
| GpStatus WINGDIPAPI GdipFillPolygon(GpGraphics *graphics, GpBrush *brush, |
| GDIPCONST GpPointF *points, INT count, GpFillMode fillMode) |
| { |
| GpStatus stat; |
| GpPath *path; |
| |
| TRACE("(%p, %p, %p, %d, %d)\n", graphics, brush, points, count, fillMode); |
| |
| if(!graphics || !brush || !points || !count) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| stat = GdipCreatePath(fillMode, &path); |
| |
| if (stat == Ok) |
| { |
| stat = GdipAddPathPolygon(path, points, count); |
| |
| if (stat == Ok) |
| stat = GdipFillPath(graphics, brush, path); |
| |
| GdipDeletePath(path); |
| } |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipFillPolygonI(GpGraphics *graphics, GpBrush *brush, |
| GDIPCONST GpPoint *points, INT count, GpFillMode fillMode) |
| { |
| GpStatus stat; |
| GpPath *path; |
| |
| TRACE("(%p, %p, %p, %d, %d)\n", graphics, brush, points, count, fillMode); |
| |
| if(!graphics || !brush || !points || !count) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| stat = GdipCreatePath(fillMode, &path); |
| |
| if (stat == Ok) |
| { |
| stat = GdipAddPathPolygonI(path, points, count); |
| |
| if (stat == Ok) |
| stat = GdipFillPath(graphics, brush, path); |
| |
| GdipDeletePath(path); |
| } |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipFillPolygon2(GpGraphics *graphics, GpBrush *brush, |
| GDIPCONST GpPointF *points, INT count) |
| { |
| TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count); |
| |
| return GdipFillPolygon(graphics, brush, points, count, FillModeAlternate); |
| } |
| |
| GpStatus WINGDIPAPI GdipFillPolygon2I(GpGraphics *graphics, GpBrush *brush, |
| GDIPCONST GpPoint *points, INT count) |
| { |
| TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count); |
| |
| return GdipFillPolygonI(graphics, brush, points, count, FillModeAlternate); |
| } |
| |
| GpStatus WINGDIPAPI GdipFillRectangle(GpGraphics *graphics, GpBrush *brush, |
| REAL x, REAL y, REAL width, REAL height) |
| { |
| GpStatus stat; |
| GpPath *path; |
| |
| TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, brush, x, y, width, height); |
| |
| if(!graphics || !brush) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| stat = GdipCreatePath(FillModeAlternate, &path); |
| |
| if (stat == Ok) |
| { |
| stat = GdipAddPathRectangle(path, x, y, width, height); |
| |
| if (stat == Ok) |
| stat = GdipFillPath(graphics, brush, path); |
| |
| GdipDeletePath(path); |
| } |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipFillRectangleI(GpGraphics *graphics, GpBrush *brush, |
| INT x, INT y, INT width, INT height) |
| { |
| TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, brush, x, y, width, height); |
| |
| return GdipFillRectangle(graphics, brush, x, y, width, height); |
| } |
| |
| GpStatus WINGDIPAPI GdipFillRectangles(GpGraphics *graphics, GpBrush *brush, GDIPCONST GpRectF *rects, |
| INT count) |
| { |
| GpStatus ret; |
| INT i; |
| |
| TRACE("(%p, %p, %p, %d)\n", graphics, brush, rects, count); |
| |
| if(!rects) |
| return InvalidParameter; |
| |
| for(i = 0; i < count; i++){ |
| ret = GdipFillRectangle(graphics, brush, rects[i].X, rects[i].Y, rects[i].Width, rects[i].Height); |
| if(ret != Ok) return ret; |
| } |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipFillRectanglesI(GpGraphics *graphics, GpBrush *brush, GDIPCONST GpRect *rects, |
| INT count) |
| { |
| GpRectF *rectsF; |
| GpStatus ret; |
| INT i; |
| |
| TRACE("(%p, %p, %p, %d)\n", graphics, brush, rects, count); |
| |
| if(!rects || count <= 0) |
| return InvalidParameter; |
| |
| rectsF = GdipAlloc(sizeof(GpRectF)*count); |
| if(!rectsF) |
| return OutOfMemory; |
| |
| for(i = 0; i < count; i++){ |
| rectsF[i].X = (REAL)rects[i].X; |
| rectsF[i].Y = (REAL)rects[i].Y; |
| rectsF[i].X = (REAL)rects[i].Width; |
| rectsF[i].Height = (REAL)rects[i].Height; |
| } |
| |
| ret = GdipFillRectangles(graphics,brush,rectsF,count); |
| GdipFree(rectsF); |
| |
| return ret; |
| } |
| |
| static GpStatus GDI32_GdipFillRegion(GpGraphics* graphics, GpBrush* brush, |
| GpRegion* region) |
| { |
| INT save_state; |
| GpStatus status; |
| HRGN hrgn; |
| RECT rc; |
| |
| if(!graphics->hdc || !brush_can_fill_path(brush)) |
| return NotImplemented; |
| |
| status = GdipGetRegionHRgn(region, graphics, &hrgn); |
| if(status != Ok) |
| return status; |
| |
| save_state = SaveDC(graphics->hdc); |
| EndPath(graphics->hdc); |
| |
| ExtSelectClipRgn(graphics->hdc, hrgn, RGN_AND); |
| |
| if (GetClipBox(graphics->hdc, &rc) != NULLREGION) |
| { |
| BeginPath(graphics->hdc); |
| Rectangle(graphics->hdc, rc.left, rc.top, rc.right, rc.bottom); |
| EndPath(graphics->hdc); |
| |
| brush_fill_path(graphics, brush); |
| } |
| |
| RestoreDC(graphics->hdc, save_state); |
| |
| DeleteObject(hrgn); |
| |
| return Ok; |
| } |
| |
| static GpStatus SOFTWARE_GdipFillRegion(GpGraphics *graphics, GpBrush *brush, |
| GpRegion* region) |
| { |
| GpStatus stat; |
| GpRegion *temp_region; |
| GpMatrix *world_to_device; |
| GpRectF graphics_bounds; |
| DWORD *pixel_data; |
| HRGN hregion; |
| RECT bound_rect; |
| GpRect gp_bound_rect; |
| |
| if (!brush_can_fill_pixels(brush)) |
| return NotImplemented; |
| |
| stat = get_graphics_bounds(graphics, &graphics_bounds); |
| |
| if (stat == Ok) |
| stat = GdipCloneRegion(region, &temp_region); |
| |
| if (stat == Ok) |
| { |
| stat = get_graphics_transform(graphics, CoordinateSpaceDevice, |
| CoordinateSpaceWorld, &world_to_device); |
| |
| if (stat == Ok) |
| { |
| stat = GdipTransformRegion(temp_region, world_to_device); |
| |
| GdipDeleteMatrix(world_to_device); |
| } |
| |
| if (stat == Ok) |
| stat = GdipCombineRegionRect(temp_region, &graphics_bounds, CombineModeIntersect); |
| |
| if (stat == Ok) |
| stat = GdipGetRegionHRgn(temp_region, NULL, &hregion); |
| |
| GdipDeleteRegion(temp_region); |
| } |
| |
| if (stat == Ok && GetRgnBox(hregion, &bound_rect) == NULLREGION) |
| { |
| DeleteObject(hregion); |
| return Ok; |
| } |
| |
| if (stat == Ok) |
| { |
| gp_bound_rect.X = bound_rect.left; |
| gp_bound_rect.Y = bound_rect.top; |
| gp_bound_rect.Width = bound_rect.right - bound_rect.left; |
| gp_bound_rect.Height = bound_rect.bottom - bound_rect.top; |
| |
| pixel_data = GdipAlloc(sizeof(*pixel_data) * gp_bound_rect.Width * gp_bound_rect.Height); |
| if (!pixel_data) |
| stat = OutOfMemory; |
| |
| if (stat == Ok) |
| { |
| stat = brush_fill_pixels(graphics, brush, pixel_data, |
| &gp_bound_rect, gp_bound_rect.Width); |
| |
| if (stat == Ok) |
| stat = alpha_blend_pixels_hrgn(graphics, gp_bound_rect.X, |
| gp_bound_rect.Y, (BYTE*)pixel_data, gp_bound_rect.Width, |
| gp_bound_rect.Height, gp_bound_rect.Width * 4, hregion); |
| |
| GdipFree(pixel_data); |
| } |
| |
| DeleteObject(hregion); |
| } |
| |
| return stat; |
| } |
| |
| /***************************************************************************** |
| * GdipFillRegion [GDIPLUS.@] |
| */ |
| GpStatus WINGDIPAPI GdipFillRegion(GpGraphics* graphics, GpBrush* brush, |
| GpRegion* region) |
| { |
| GpStatus stat = NotImplemented; |
| |
| TRACE("(%p, %p, %p)\n", graphics, brush, region); |
| |
| if (!(graphics && brush && region)) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->image) |
| stat = GDI32_GdipFillRegion(graphics, brush, region); |
| |
| if (stat == NotImplemented) |
| stat = SOFTWARE_GdipFillRegion(graphics, brush, region); |
| |
| if (stat == NotImplemented) |
| { |
| FIXME("not implemented for brushtype %i\n", brush->bt); |
| stat = Ok; |
| } |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipFlush(GpGraphics *graphics, GpFlushIntention intention) |
| { |
| TRACE("(%p,%u)\n", graphics, intention); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| /* We have no internal operation queue, so there's no need to clear it. */ |
| |
| if (graphics->hdc) |
| GdiFlush(); |
| |
| return Ok; |
| } |
| |
| /***************************************************************************** |
| * GdipGetClipBounds [GDIPLUS.@] |
| */ |
| GpStatus WINGDIPAPI GdipGetClipBounds(GpGraphics *graphics, GpRectF *rect) |
| { |
| TRACE("(%p, %p)\n", graphics, rect); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| return GdipGetRegionBounds(graphics->clip, graphics, rect); |
| } |
| |
| /***************************************************************************** |
| * GdipGetClipBoundsI [GDIPLUS.@] |
| */ |
| GpStatus WINGDIPAPI GdipGetClipBoundsI(GpGraphics *graphics, GpRect *rect) |
| { |
| TRACE("(%p, %p)\n", graphics, rect); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| return GdipGetRegionBoundsI(graphics->clip, graphics, rect); |
| } |
| |
| /* FIXME: Compositing mode is not used anywhere except the getter/setter. */ |
| GpStatus WINGDIPAPI GdipGetCompositingMode(GpGraphics *graphics, |
| CompositingMode *mode) |
| { |
| TRACE("(%p, %p)\n", graphics, mode); |
| |
| if(!graphics || !mode) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| *mode = graphics->compmode; |
| |
| return Ok; |
| } |
| |
| /* FIXME: Compositing quality is not used anywhere except the getter/setter. */ |
| GpStatus WINGDIPAPI GdipGetCompositingQuality(GpGraphics *graphics, |
| CompositingQuality *quality) |
| { |
| TRACE("(%p, %p)\n", graphics, quality); |
| |
| if(!graphics || !quality) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| *quality = graphics->compqual; |
| |
| return Ok; |
| } |
| |
| /* FIXME: Interpolation mode is not used anywhere except the getter/setter. */ |
| GpStatus WINGDIPAPI GdipGetInterpolationMode(GpGraphics *graphics, |
| InterpolationMode *mode) |
| { |
| TRACE("(%p, %p)\n", graphics, mode); |
| |
| if(!graphics || !mode) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| *mode = graphics->interpolation; |
| |
| return Ok; |
| } |
| |
| /* FIXME: Need to handle color depths less than 24bpp */ |
| GpStatus WINGDIPAPI GdipGetNearestColor(GpGraphics *graphics, ARGB* argb) |
| { |
| FIXME("(%p, %p): Passing color unmodified\n", graphics, argb); |
| |
| if(!graphics || !argb) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipGetPageScale(GpGraphics *graphics, REAL *scale) |
| { |
| TRACE("(%p, %p)\n", graphics, scale); |
| |
| if(!graphics || !scale) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| *scale = graphics->scale; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipGetPageUnit(GpGraphics *graphics, GpUnit *unit) |
| { |
| TRACE("(%p, %p)\n", graphics, unit); |
| |
| if(!graphics || !unit) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| *unit = graphics->unit; |
| |
| return Ok; |
| } |
| |
| /* FIXME: Pixel offset mode is not used anywhere except the getter/setter. */ |
| GpStatus WINGDIPAPI GdipGetPixelOffsetMode(GpGraphics *graphics, PixelOffsetMode |
| *mode) |
| { |
| TRACE("(%p, %p)\n", graphics, mode); |
| |
| if(!graphics || !mode) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| *mode = graphics->pixeloffset; |
| |
| return Ok; |
| } |
| |
| /* FIXME: Smoothing mode is not used anywhere except the getter/setter. */ |
| GpStatus WINGDIPAPI GdipGetSmoothingMode(GpGraphics *graphics, SmoothingMode *mode) |
| { |
| TRACE("(%p, %p)\n", graphics, mode); |
| |
| if(!graphics || !mode) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| *mode = graphics->smoothing; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipGetTextContrast(GpGraphics *graphics, UINT *contrast) |
| { |
| TRACE("(%p, %p)\n", graphics, contrast); |
| |
| if(!graphics || !contrast) |
| return InvalidParameter; |
| |
| *contrast = graphics->textcontrast; |
| |
| return Ok; |
| } |
| |
| /* FIXME: Text rendering hint is not used anywhere except the getter/setter. */ |
| GpStatus WINGDIPAPI GdipGetTextRenderingHint(GpGraphics *graphics, |
| TextRenderingHint *hint) |
| { |
| TRACE("(%p, %p)\n", graphics, hint); |
| |
| if(!graphics || !hint) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| *hint = graphics->texthint; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipGetVisibleClipBounds(GpGraphics *graphics, GpRectF *rect) |
| { |
| GpRegion *clip_rgn; |
| GpStatus stat; |
| |
| TRACE("(%p, %p)\n", graphics, rect); |
| |
| if(!graphics || !rect) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| /* intersect window and graphics clipping regions */ |
| if((stat = GdipCreateRegion(&clip_rgn)) != Ok) |
| return stat; |
| |
| if((stat = get_visible_clip_region(graphics, clip_rgn)) != Ok) |
| goto cleanup; |
| |
| /* get bounds of the region */ |
| stat = GdipGetRegionBounds(clip_rgn, graphics, rect); |
| |
| cleanup: |
| GdipDeleteRegion(clip_rgn); |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipGetVisibleClipBoundsI(GpGraphics *graphics, GpRect *rect) |
| { |
| GpRectF rectf; |
| GpStatus stat; |
| |
| TRACE("(%p, %p)\n", graphics, rect); |
| |
| if(!graphics || !rect) |
| return InvalidParameter; |
| |
| if((stat = GdipGetVisibleClipBounds(graphics, &rectf)) == Ok) |
| { |
| rect->X = roundr(rectf.X); |
| rect->Y = roundr(rectf.Y); |
| rect->Width = roundr(rectf.Width); |
| rect->Height = roundr(rectf.Height); |
| } |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipGetWorldTransform(GpGraphics *graphics, GpMatrix *matrix) |
| { |
| TRACE("(%p, %p)\n", graphics, matrix); |
| |
| if(!graphics || !matrix) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| *matrix = *graphics->worldtrans; |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipGraphicsClear(GpGraphics *graphics, ARGB color) |
| { |
| GpSolidFill *brush; |
| GpStatus stat; |
| GpRectF wnd_rect; |
| |
| TRACE("(%p, %x)\n", graphics, color); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if((stat = GdipCreateSolidFill(color, &brush)) != Ok) |
| return stat; |
| |
| if((stat = get_graphics_bounds(graphics, &wnd_rect)) != Ok){ |
| GdipDeleteBrush((GpBrush*)brush); |
| return stat; |
| } |
| |
| GdipFillRectangle(graphics, (GpBrush*)brush, wnd_rect.X, wnd_rect.Y, |
| wnd_rect.Width, wnd_rect.Height); |
| |
| GdipDeleteBrush((GpBrush*)brush); |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipIsClipEmpty(GpGraphics *graphics, BOOL *res) |
| { |
| TRACE("(%p, %p)\n", graphics, res); |
| |
| if(!graphics || !res) |
| return InvalidParameter; |
| |
| return GdipIsEmptyRegion(graphics->clip, graphics, res); |
| } |
| |
| GpStatus WINGDIPAPI GdipIsVisiblePoint(GpGraphics *graphics, REAL x, REAL y, BOOL *result) |
| { |
| GpStatus stat; |
| GpRegion* rgn; |
| GpPointF pt; |
| |
| TRACE("(%p, %.2f, %.2f, %p)\n", graphics, x, y, result); |
| |
| if(!graphics || !result) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| pt.X = x; |
| pt.Y = y; |
| if((stat = GdipTransformPoints(graphics, CoordinateSpaceDevice, |
| CoordinateSpaceWorld, &pt, 1)) != Ok) |
| return stat; |
| |
| if((stat = GdipCreateRegion(&rgn)) != Ok) |
| return stat; |
| |
| if((stat = get_visible_clip_region(graphics, rgn)) != Ok) |
| goto cleanup; |
| |
| stat = GdipIsVisibleRegionPoint(rgn, pt.X, pt.Y, graphics, result); |
| |
| cleanup: |
| GdipDeleteRegion(rgn); |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipIsVisiblePointI(GpGraphics *graphics, INT x, INT y, BOOL *result) |
| { |
| return GdipIsVisiblePoint(graphics, (REAL)x, (REAL)y, result); |
| } |
| |
| GpStatus WINGDIPAPI GdipIsVisibleRect(GpGraphics *graphics, REAL x, REAL y, REAL width, REAL height, BOOL *result) |
| { |
| GpStatus stat; |
| GpRegion* rgn; |
| GpPointF pts[2]; |
| |
| TRACE("(%p %.2f %.2f %.2f %.2f %p)\n", graphics, x, y, width, height, result); |
| |
| if(!graphics || !result) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| pts[0].X = x; |
| pts[0].Y = y; |
| pts[1].X = x + width; |
| pts[1].Y = y + height; |
| |
| if((stat = GdipTransformPoints(graphics, CoordinateSpaceDevice, |
| CoordinateSpaceWorld, pts, 2)) != Ok) |
| return stat; |
| |
| pts[1].X -= pts[0].X; |
| pts[1].Y -= pts[0].Y; |
| |
| if((stat = GdipCreateRegion(&rgn)) != Ok) |
| return stat; |
| |
| if((stat = get_visible_clip_region(graphics, rgn)) != Ok) |
| goto cleanup; |
| |
| stat = GdipIsVisibleRegionRect(rgn, pts[0].X, pts[0].Y, pts[1].X, pts[1].Y, graphics, result); |
| |
| cleanup: |
| GdipDeleteRegion(rgn); |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipIsVisibleRectI(GpGraphics *graphics, INT x, INT y, INT width, INT height, BOOL *result) |
| { |
| return GdipIsVisibleRect(graphics, (REAL)x, (REAL)y, (REAL)width, (REAL)height, result); |
| } |
| |
| GpStatus gdip_format_string(HDC hdc, |
| GDIPCONST WCHAR *string, INT length, GDIPCONST GpFont *font, |
| GDIPCONST RectF *rect, GDIPCONST GpStringFormat *format, |
| gdip_format_string_callback callback, void *user_data) |
| { |
| WCHAR* stringdup; |
| int sum = 0, height = 0, fit, fitcpy, i, j, lret, nwidth, |
| nheight, lineend, lineno = 0; |
| RectF bounds; |
| StringAlignment halign; |
| GpStatus stat = Ok; |
| SIZE size; |
| HotkeyPrefix hkprefix; |
| INT *hotkeyprefix_offsets=NULL; |
| INT hotkeyprefix_count=0; |
| INT hotkeyprefix_pos=0, hotkeyprefix_end_pos=0; |
| int seen_prefix=0; |
| |
| if(length == -1) length = lstrlenW(string); |
| |
| stringdup = GdipAlloc((length + 1) * sizeof(WCHAR)); |
| if(!stringdup) return OutOfMemory; |
| |
| nwidth = roundr(rect->Width); |
| nheight = roundr(rect->Height); |
| |
| if (rect->Width >= INT_MAX || rect->Width < 0.5) nwidth = INT_MAX; |
| if (rect->Height >= INT_MAX || rect->Height < 0.5) nheight = INT_MAX; |
| |
| if (format) |
| hkprefix = format->hkprefix; |
| else |
| hkprefix = HotkeyPrefixNone; |
| |
| if (hkprefix == HotkeyPrefixShow) |
| { |
| for (i=0; i<length; i++) |
| { |
| if (string[i] == '&') |
| hotkeyprefix_count++; |
| } |
| } |
| |
| if (hotkeyprefix_count) |
| hotkeyprefix_offsets = GdipAlloc(sizeof(INT) * hotkeyprefix_count); |
| |
| hotkeyprefix_count = 0; |
| |
| for(i = 0, j = 0; i < length; i++){ |
| /* FIXME: This makes the indexes passed to callback inaccurate. */ |
| if(!isprintW(string[i]) && (string[i] != '\n')) |
| continue; |
| |
| if (seen_prefix && hkprefix == HotkeyPrefixShow && string[i] != '&') |
| hotkeyprefix_offsets[hotkeyprefix_count++] = j; |
| else if (!seen_prefix && hkprefix != HotkeyPrefixNone && string[i] == '&') |
| { |
| seen_prefix = 1; |
| continue; |
| } |
| |
| seen_prefix = 0; |
| |
| stringdup[j] = string[i]; |
| j++; |
| } |
| |
| length = j; |
| |
| if (format) halign = format->align; |
| else halign = StringAlignmentNear; |
| |
| while(sum < length){ |
| GetTextExtentExPointW(hdc, stringdup + sum, length - sum, |
| nwidth, &fit, NULL, &size); |
| fitcpy = fit; |
| |
| if(fit == 0) |
| break; |
| |
| for(lret = 0; lret < fit; lret++) |
| if(*(stringdup + sum + lret) == '\n') |
| break; |
| |
| /* Line break code (may look strange, but it imitates windows). */ |
| if(lret < fit) |
| lineend = fit = lret; /* this is not an off-by-one error */ |
| else if(fit < (length - sum)){ |
| if(*(stringdup + sum + fit) == ' ') |
| while(*(stringdup + sum + fit) == ' ') |
| fit++; |
| else |
| while(*(stringdup + sum + fit - 1) != ' '){ |
| fit--; |
| |
| if(*(stringdup + sum + fit) == '\t') |
| break; |
| |
| if(fit == 0){ |
| fit = fitcpy; |
| break; |
| } |
| } |
| lineend = fit; |
| while(*(stringdup + sum + lineend - 1) == ' ' || |
| *(stringdup + sum + lineend - 1) == '\t') |
| lineend--; |
| } |
| else |
| lineend = fit; |
| |
| GetTextExtentExPointW(hdc, stringdup + sum, lineend, |
| nwidth, &j, NULL, &size); |
| |
| bounds.Width = size.cx; |
| |
| if(height + size.cy > nheight) |
| bounds.Height = nheight - (height + size.cy); |
| else |
| bounds.Height = size.cy; |
| |
| bounds.Y = rect->Y + height; |
| |
| switch (halign) |
| { |
| case StringAlignmentNear: |
| default: |
| bounds.X = rect->X; |
| break; |
| case StringAlignmentCenter: |
| bounds.X = rect->X + (rect->Width/2) - (bounds.Width/2); |
| break; |
| case StringAlignmentFar: |
| bounds.X = rect->X + rect->Width - bounds.Width; |
| break; |
| } |
| |
| for (hotkeyprefix_end_pos=hotkeyprefix_pos; hotkeyprefix_end_pos<hotkeyprefix_count; hotkeyprefix_end_pos++) |
| if (hotkeyprefix_offsets[hotkeyprefix_end_pos] >= sum + lineend) |
| break; |
| |
| stat = callback(hdc, stringdup, sum, lineend, |
| font, rect, format, lineno, &bounds, |
| &hotkeyprefix_offsets[hotkeyprefix_pos], |
| hotkeyprefix_end_pos-hotkeyprefix_pos, user_data); |
| |
| if (stat != Ok) |
| break; |
| |
| sum += fit + (lret < fitcpy ? 1 : 0); |
| height += size.cy; |
| lineno++; |
| |
| hotkeyprefix_pos = hotkeyprefix_end_pos; |
| |
| if(height > nheight) |
| break; |
| |
| /* Stop if this was a linewrap (but not if it was a linebreak). */ |
| if((lret == fitcpy) && format && (format->attr & StringFormatFlagsNoWrap)) |
| break; |
| } |
| |
| GdipFree(stringdup); |
| GdipFree(hotkeyprefix_offsets); |
| |
| return stat; |
| } |
| |
| struct measure_ranges_args { |
| GpRegion **regions; |
| }; |
| |
| static GpStatus measure_ranges_callback(HDC hdc, |
| GDIPCONST WCHAR *string, INT index, INT length, GDIPCONST GpFont *font, |
| GDIPCONST RectF *rect, GDIPCONST GpStringFormat *format, |
| INT lineno, const RectF *bounds, INT *underlined_indexes, |
| INT underlined_index_count, void *user_data) |
| { |
| int i; |
| GpStatus stat = Ok; |
| struct measure_ranges_args *args = user_data; |
| |
| for (i=0; i<format->range_count; i++) |
| { |
| INT range_start = max(index, format->character_ranges[i].First); |
| INT range_end = min(index+length, format->character_ranges[i].First+format->character_ranges[i].Length); |
| if (range_start < range_end) |
| { |
| GpRectF range_rect; |
| SIZE range_size; |
| |
| range_rect.Y = bounds->Y; |
| range_rect.Height = bounds->Height; |
| |
| GetTextExtentExPointW(hdc, string + index, range_start - index, |
| INT_MAX, NULL, NULL, &range_size); |
| range_rect.X = bounds->X + range_size.cx; |
| |
| GetTextExtentExPointW(hdc, string + index, range_end - index, |
| INT_MAX, NULL, NULL, &range_size); |
| range_rect.Width = (bounds->X + range_size.cx) - range_rect.X; |
| |
| stat = GdipCombineRegionRect(args->regions[i], &range_rect, CombineModeUnion); |
| if (stat != Ok) |
| break; |
| } |
| } |
| |
| return stat; |
| } |
| |
| static void rect_to_pixels(const RectF *in, const GpGraphics *graphics, RectF *out) |
| { |
| REAL dpi; |
| |
| GdipGetDpiX((GpGraphics *)graphics, &dpi); |
| out->X = units_to_pixels(in->X, graphics->unit, dpi); |
| out->Width = units_to_pixels(in->Width, graphics->unit, dpi); |
| GdipGetDpiY((GpGraphics *)graphics, &dpi); |
| out->Y = units_to_pixels(in->Y, graphics->unit, dpi); |
| out->Height = units_to_pixels(in->Height, graphics->unit, dpi); |
| } |
| |
| static void rect_to_units(const RectF *in, const GpGraphics *graphics, RectF *out) |
| { |
| REAL dpi; |
| |
| GdipGetDpiX((GpGraphics *)graphics, &dpi); |
| out->X = pixels_to_units(in->X, graphics->unit, dpi); |
| out->Width = pixels_to_units(in->Width, graphics->unit, dpi); |
| GdipGetDpiY((GpGraphics *)graphics, &dpi); |
| out->Y = pixels_to_units(in->Y, graphics->unit, dpi); |
| out->Height = pixels_to_units(in->Height, graphics->unit, dpi); |
| } |
| |
| GpStatus WINGDIPAPI GdipMeasureCharacterRanges(GpGraphics* graphics, |
| GDIPCONST WCHAR* string, INT length, GDIPCONST GpFont* font, |
| GDIPCONST RectF* layoutRect, GDIPCONST GpStringFormat *stringFormat, |
| INT regionCount, GpRegion** regions) |
| { |
| GpStatus stat; |
| int i; |
| LOGFONTW lfw; |
| HFONT oldfont; |
| struct measure_ranges_args args; |
| HDC hdc, temp_hdc=NULL; |
| |
| TRACE("(%p %s %d %p %s %p %d %p)\n", graphics, debugstr_w(string), |
| length, font, debugstr_rectf(layoutRect), stringFormat, regionCount, regions); |
| |
| if (!(graphics && string && font && layoutRect && stringFormat && regions)) |
| return InvalidParameter; |
| |
| if (regionCount < stringFormat->range_count) |
| return InvalidParameter; |
| |
| get_log_fontW(font, graphics, &lfw); |
| |
| if(!graphics->hdc) |
| { |
| hdc = temp_hdc = CreateCompatibleDC(0); |
| if (!temp_hdc) return OutOfMemory; |
| } |
| else |
| hdc = graphics->hdc; |
| |
| if (stringFormat->attr) |
| TRACE("may be ignoring some format flags: attr %x\n", stringFormat->attr); |
| |
| oldfont = SelectObject(hdc, CreateFontIndirectW(&lfw)); |
| |
| for (i=0; i<stringFormat->range_count; i++) |
| { |
| stat = GdipSetEmpty(regions[i]); |
| if (stat != Ok) |
| return stat; |
| } |
| |
| args.regions = regions; |
| |
| stat = gdip_format_string(hdc, string, length, font, layoutRect, stringFormat, |
| measure_ranges_callback, &args); |
| |
| DeleteObject(SelectObject(hdc, oldfont)); |
| |
| if (temp_hdc) |
| DeleteDC(temp_hdc); |
| |
| return stat; |
| } |
| |
| struct measure_string_args { |
| RectF *bounds; |
| INT *codepointsfitted; |
| INT *linesfilled; |
| REAL rel_width, rel_height; |
| }; |
| |
| static GpStatus measure_string_callback(HDC hdc, |
| GDIPCONST WCHAR *string, INT index, INT length, GDIPCONST GpFont *font, |
| GDIPCONST RectF *rect, GDIPCONST GpStringFormat *format, |
| INT lineno, const RectF *bounds, INT *underlined_indexes, |
| INT underlined_index_count, void *user_data) |
| { |
| struct measure_string_args *args = user_data; |
| REAL new_width, new_height; |
| |
| new_width = bounds->Width / args->rel_width; |
| new_height = (bounds->Height + bounds->Y - args->bounds->Y) / args->rel_height; |
| |
| if (new_width > args->bounds->Width) |
| args->bounds->Width = new_width; |
| |
| if (new_height > args->bounds->Height) |
| args->bounds->Height = new_height; |
| |
| if (args->codepointsfitted) |
| *args->codepointsfitted = index + length; |
| |
| if (args->linesfilled) |
| (*args->linesfilled)++; |
| |
| return Ok; |
| } |
| |
| /* Find the smallest rectangle that bounds the text when it is printed in rect |
| * according to the format options listed in format. If rect has 0 width and |
| * height, then just find the smallest rectangle that bounds the text when it's |
| * printed at location (rect->X, rect-Y). */ |
| GpStatus WINGDIPAPI GdipMeasureString(GpGraphics *graphics, |
| GDIPCONST WCHAR *string, INT length, GDIPCONST GpFont *font, |
| GDIPCONST RectF *rect, GDIPCONST GpStringFormat *format, RectF *bounds, |
| INT *codepointsfitted, INT *linesfilled) |
| { |
| HFONT oldfont, gdifont; |
| struct measure_string_args args; |
| HDC temp_hdc=NULL, hdc; |
| GpPointF pt[3]; |
| RectF rect_pixels; |
| |
| TRACE("(%p, %s, %i, %p, %s, %p, %p, %p, %p)\n", graphics, |
| debugstr_wn(string, length), length, font, debugstr_rectf(rect), format, |
| bounds, codepointsfitted, linesfilled); |
| |
| if(!graphics || !string || !font || !rect || !bounds) |
| return InvalidParameter; |
| |
| if(!graphics->hdc) |
| { |
| hdc = temp_hdc = CreateCompatibleDC(0); |
| if (!temp_hdc) return OutOfMemory; |
| } |
| else |
| hdc = graphics->hdc; |
| |
| if(linesfilled) *linesfilled = 0; |
| if(codepointsfitted) *codepointsfitted = 0; |
| |
| if(format) |
| TRACE("may be ignoring some format flags: attr %x\n", format->attr); |
| |
| pt[0].X = 0.0; |
| pt[0].Y = 0.0; |
| pt[1].X = 1.0; |
| pt[1].Y = 0.0; |
| pt[2].X = 0.0; |
| pt[2].Y = 1.0; |
| GdipTransformPoints(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, pt, 3); |
| args.rel_width = sqrt((pt[1].Y-pt[0].Y)*(pt[1].Y-pt[0].Y)+ |
| (pt[1].X-pt[0].X)*(pt[1].X-pt[0].X)); |
| args.rel_height = sqrt((pt[2].Y-pt[0].Y)*(pt[2].Y-pt[0].Y)+ |
| (pt[2].X-pt[0].X)*(pt[2].X-pt[0].X)); |
| |
| get_font_hfont(graphics, font, &gdifont); |
| oldfont = SelectObject(hdc, gdifont); |
| |
| rect_to_pixels(rect, graphics, &rect_pixels); |
| |
| bounds->X = rect_pixels.X; |
| bounds->Y = rect_pixels.Y; |
| bounds->Width = 0.0; |
| bounds->Height = 0.0; |
| |
| args.bounds = bounds; |
| args.codepointsfitted = codepointsfitted; |
| args.linesfilled = linesfilled; |
| |
| gdip_format_string(hdc, string, length, font, &rect_pixels, format, |
| measure_string_callback, &args); |
| |
| rect_to_units(bounds, graphics, bounds); |
| |
| SelectObject(hdc, oldfont); |
| DeleteObject(gdifont); |
| |
| if (temp_hdc) |
| DeleteDC(temp_hdc); |
| |
| return Ok; |
| } |
| |
| struct draw_string_args { |
| GpGraphics *graphics; |
| GDIPCONST GpBrush *brush; |
| REAL x, y, rel_width, rel_height, ascent; |
| }; |
| |
| static GpStatus draw_string_callback(HDC hdc, |
| GDIPCONST WCHAR *string, INT index, INT length, GDIPCONST GpFont *font, |
| GDIPCONST RectF *rect, GDIPCONST GpStringFormat *format, |
| INT lineno, const RectF *bounds, INT *underlined_indexes, |
| INT underlined_index_count, void *user_data) |
| { |
| struct draw_string_args *args = user_data; |
| PointF position; |
| GpStatus stat; |
| |
| position.X = args->x + bounds->X / args->rel_width; |
| position.Y = args->y + bounds->Y / args->rel_height + args->ascent; |
| |
| stat = GdipDrawDriverString(args->graphics, &string[index], length, font, |
| args->brush, &position, |
| DriverStringOptionsCmapLookup|DriverStringOptionsRealizedAdvance, NULL); |
| |
| if (stat == Ok && underlined_index_count) |
| { |
| OUTLINETEXTMETRICW otm; |
| REAL underline_y, underline_height; |
| int i; |
| |
| GetOutlineTextMetricsW(hdc, sizeof(otm), &otm); |
| |
| underline_height = otm.otmsUnderscoreSize / args->rel_height; |
| underline_y = position.Y - otm.otmsUnderscorePosition / args->rel_height - underline_height / 2; |
| |
| for (i=0; i<underlined_index_count; i++) |
| { |
| REAL start_x, end_x; |
| SIZE text_size; |
| INT ofs = underlined_indexes[i] - index; |
| |
| GetTextExtentExPointW(hdc, string + index, ofs, INT_MAX, NULL, NULL, &text_size); |
| start_x = text_size.cx / args->rel_width; |
| |
| GetTextExtentExPointW(hdc, string + index, ofs+1, INT_MAX, NULL, NULL, &text_size); |
| end_x = text_size.cx / args->rel_width; |
| |
| GdipFillRectangle(args->graphics, (GpBrush*)args->brush, position.X+start_x, underline_y, end_x-start_x, underline_height); |
| } |
| } |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawString(GpGraphics *graphics, GDIPCONST WCHAR *string, |
| INT length, GDIPCONST GpFont *font, GDIPCONST RectF *rect, |
| GDIPCONST GpStringFormat *format, GDIPCONST GpBrush *brush) |
| { |
| HRGN rgn = NULL; |
| HFONT gdifont; |
| GpPointF pt[3], rectcpy[4]; |
| POINT corners[4]; |
| REAL rel_width, rel_height; |
| INT save_state; |
| REAL offsety = 0.0; |
| struct draw_string_args args; |
| RectF scaled_rect; |
| HDC hdc, temp_hdc=NULL; |
| TEXTMETRICW textmetric; |
| |
| TRACE("(%p, %s, %i, %p, %s, %p, %p)\n", graphics, debugstr_wn(string, length), |
| length, font, debugstr_rectf(rect), format, brush); |
| |
| if(!graphics || !string || !font || !brush || !rect) |
| return InvalidParameter; |
| |
| if(graphics->hdc) |
| { |
| hdc = graphics->hdc; |
| } |
| else |
| { |
| hdc = temp_hdc = CreateCompatibleDC(0); |
| } |
| |
| if(format){ |
| TRACE("may be ignoring some format flags: attr %x\n", format->attr); |
| |
| /* Should be no need to explicitly test for StringAlignmentNear as |
| * that is default behavior if no alignment is passed. */ |
| if(format->vertalign != StringAlignmentNear){ |
| RectF bounds, in_rect = *rect; |
| in_rect.Height = 0.0; /* avoid height clipping */ |
| GdipMeasureString(graphics, string, length, font, &in_rect, format, &bounds, 0, 0); |
| |
| TRACE("bounds %s\n", debugstr_rectf(&bounds)); |
| |
| if(format->vertalign == StringAlignmentCenter) |
| offsety = (rect->Height - bounds.Height) / 2; |
| else if(format->vertalign == StringAlignmentFar) |
| offsety = (rect->Height - bounds.Height); |
| } |
| TRACE("vertical align %d, offsety %f\n", format->vertalign, offsety); |
| } |
| |
| save_state = SaveDC(hdc); |
| |
| pt[0].X = 0.0; |
| pt[0].Y = 0.0; |
| pt[1].X = 1.0; |
| pt[1].Y = 0.0; |
| pt[2].X = 0.0; |
| pt[2].Y = 1.0; |
| GdipTransformPoints(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, pt, 3); |
| rel_width = sqrt((pt[1].Y-pt[0].Y)*(pt[1].Y-pt[0].Y)+ |
| (pt[1].X-pt[0].X)*(pt[1].X-pt[0].X)); |
| rel_height = sqrt((pt[2].Y-pt[0].Y)*(pt[2].Y-pt[0].Y)+ |
| (pt[2].X-pt[0].X)*(pt[2].X-pt[0].X)); |
| |
| rectcpy[3].X = rectcpy[0].X = rect->X; |
| rectcpy[1].Y = rectcpy[0].Y = rect->Y; |
| rectcpy[2].X = rectcpy[1].X = rect->X + rect->Width; |
| rectcpy[3].Y = rectcpy[2].Y = rect->Y + rect->Height; |
| transform_and_round_points(graphics, corners, rectcpy, 4); |
| |
| scaled_rect.X = 0.0; |
| scaled_rect.Y = 0.0; |
| scaled_rect.Width = rel_width * rect->Width; |
| scaled_rect.Height = rel_height * rect->Height; |
| |
| if (roundr(scaled_rect.Width) != 0 && roundr(scaled_rect.Height) != 0) |
| { |
| /* FIXME: If only the width or only the height is 0, we should probably still clip */ |
| rgn = CreatePolygonRgn(corners, 4, ALTERNATE); |
| SelectClipRgn(hdc, rgn); |
| } |
| |
| get_font_hfont(graphics, font, &gdifont); |
| SelectObject(hdc, gdifont); |
| |
| args.graphics = graphics; |
| args.brush = brush; |
| |
| args.x = rect->X; |
| args.y = rect->Y + offsety; |
| |
| args.rel_width = rel_width; |
| args.rel_height = rel_height; |
| |
| GetTextMetricsW(hdc, &textmetric); |
| args.ascent = textmetric.tmAscent / rel_height; |
| |
| gdip_format_string(hdc, string, length, font, &scaled_rect, format, |
| draw_string_callback, &args); |
| |
| DeleteObject(rgn); |
| DeleteObject(gdifont); |
| |
| RestoreDC(hdc, save_state); |
| |
| DeleteDC(temp_hdc); |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipResetClip(GpGraphics *graphics) |
| { |
| TRACE("(%p)\n", graphics); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| return GdipSetInfinite(graphics->clip); |
| } |
| |
| GpStatus WINGDIPAPI GdipResetWorldTransform(GpGraphics *graphics) |
| { |
| TRACE("(%p)\n", graphics); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| graphics->worldtrans->matrix[0] = 1.0; |
| graphics->worldtrans->matrix[1] = 0.0; |
| graphics->worldtrans->matrix[2] = 0.0; |
| graphics->worldtrans->matrix[3] = 1.0; |
| graphics->worldtrans->matrix[4] = 0.0; |
| graphics->worldtrans->matrix[5] = 0.0; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipRestoreGraphics(GpGraphics *graphics, GraphicsState state) |
| { |
| return GdipEndContainer(graphics, state); |
| } |
| |
| GpStatus WINGDIPAPI GdipRotateWorldTransform(GpGraphics *graphics, REAL angle, |
| GpMatrixOrder order) |
| { |
| TRACE("(%p, %.2f, %d)\n", graphics, angle, order); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| return GdipRotateMatrix(graphics->worldtrans, angle, order); |
| } |
| |
| GpStatus WINGDIPAPI GdipSaveGraphics(GpGraphics *graphics, GraphicsState *state) |
| { |
| return GdipBeginContainer2(graphics, state); |
| } |
| |
| GpStatus WINGDIPAPI GdipBeginContainer2(GpGraphics *graphics, |
| GraphicsContainer *state) |
| { |
| GraphicsContainerItem *container; |
| GpStatus sts; |
| |
| TRACE("(%p, %p)\n", graphics, state); |
| |
| if(!graphics || !state) |
| return InvalidParameter; |
| |
| sts = init_container(&container, graphics); |
| if(sts != Ok) |
| return sts; |
| |
| list_add_head(&graphics->containers, &container->entry); |
| *state = graphics->contid = container->contid; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipBeginContainer(GpGraphics *graphics, GDIPCONST GpRectF *dstrect, GDIPCONST GpRectF *srcrect, GpUnit unit, GraphicsContainer *state) |
| { |
| FIXME("(%p, %p, %p, %d, %p): stub\n", graphics, dstrect, srcrect, unit, state); |
| return NotImplemented; |
| } |
| |
| GpStatus WINGDIPAPI GdipBeginContainerI(GpGraphics *graphics, GDIPCONST GpRect *dstrect, GDIPCONST GpRect *srcrect, GpUnit unit, GraphicsContainer *state) |
| { |
| FIXME("(%p, %p, %p, %d, %p): stub\n", graphics, dstrect, srcrect, unit, state); |
| return NotImplemented; |
| } |
| |
| GpStatus WINGDIPAPI GdipComment(GpGraphics *graphics, UINT sizeData, GDIPCONST BYTE *data) |
| { |
| FIXME("(%p, %d, %p): stub\n", graphics, sizeData, data); |
| return NotImplemented; |
| } |
| |
| GpStatus WINGDIPAPI GdipEndContainer(GpGraphics *graphics, GraphicsContainer state) |
| { |
| GpStatus sts; |
| GraphicsContainerItem *container, *container2; |
| |
| TRACE("(%p, %x)\n", graphics, state); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| LIST_FOR_EACH_ENTRY(container, &graphics->containers, GraphicsContainerItem, entry){ |
| if(container->contid == state) |
| break; |
| } |
| |
| /* did not find a matching container */ |
| if(&container->entry == &graphics->containers) |
| return Ok; |
| |
| sts = restore_container(graphics, container); |
| if(sts != Ok) |
| return sts; |
| |
| /* remove all of the containers on top of the found container */ |
| LIST_FOR_EACH_ENTRY_SAFE(container, container2, &graphics->containers, GraphicsContainerItem, entry){ |
| if(container->contid == state) |
| break; |
| list_remove(&container->entry); |
| delete_container(container); |
| } |
| |
| list_remove(&container->entry); |
| delete_container(container); |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipScaleWorldTransform(GpGraphics *graphics, REAL sx, |
| REAL sy, GpMatrixOrder order) |
| { |
| TRACE("(%p, %.2f, %.2f, %d)\n", graphics, sx, sy, order); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| return GdipScaleMatrix(graphics->worldtrans, sx, sy, order); |
| } |
| |
| GpStatus WINGDIPAPI GdipSetClipGraphics(GpGraphics *graphics, GpGraphics *srcgraphics, |
| CombineMode mode) |
| { |
| TRACE("(%p, %p, %d)\n", graphics, srcgraphics, mode); |
| |
| if(!graphics || !srcgraphics) |
| return InvalidParameter; |
| |
| return GdipCombineRegionRegion(graphics->clip, srcgraphics->clip, mode); |
| } |
| |
| GpStatus WINGDIPAPI GdipSetCompositingMode(GpGraphics *graphics, |
| CompositingMode mode) |
| { |
| TRACE("(%p, %d)\n", graphics, mode); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| graphics->compmode = mode; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipSetCompositingQuality(GpGraphics *graphics, |
| CompositingQuality quality) |
| { |
| TRACE("(%p, %d)\n", graphics, quality); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| graphics->compqual = quality; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipSetInterpolationMode(GpGraphics *graphics, |
| InterpolationMode mode) |
| { |
| TRACE("(%p, %d)\n", graphics, mode); |
| |
| if(!graphics || mode == InterpolationModeInvalid || mode > InterpolationModeHighQualityBicubic) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (mode == InterpolationModeDefault || mode == InterpolationModeLowQuality) |
| mode = InterpolationModeBilinear; |
| |
| if (mode == InterpolationModeHighQuality) |
| mode = InterpolationModeHighQualityBicubic; |
| |
| graphics->interpolation = mode; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipSetPageScale(GpGraphics *graphics, REAL scale) |
| { |
| TRACE("(%p, %.2f)\n", graphics, scale); |
| |
| if(!graphics || (scale <= 0.0)) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| graphics->scale = scale; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipSetPageUnit(GpGraphics *graphics, GpUnit unit) |
| { |
| TRACE("(%p, %d)\n", graphics, unit); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if(unit == UnitWorld) |
| return InvalidParameter; |
| |
| graphics->unit = unit; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipSetPixelOffsetMode(GpGraphics *graphics, PixelOffsetMode |
| mode) |
| { |
| TRACE("(%p, %d)\n", graphics, mode); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| graphics->pixeloffset = mode; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipSetRenderingOrigin(GpGraphics *graphics, INT x, INT y) |
| { |
| static int calls; |
| |
| TRACE("(%p,%i,%i)\n", graphics, x, y); |
| |
| if (!(calls++)) |
| FIXME("value is unused in rendering\n"); |
| |
| if (!graphics) |
| return InvalidParameter; |
| |
| graphics->origin_x = x; |
| graphics->origin_y = y; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipGetRenderingOrigin(GpGraphics *graphics, INT *x, INT *y) |
| { |
| TRACE("(%p,%p,%p)\n", graphics, x, y); |
| |
| if (!graphics || !x || !y) |
| return InvalidParameter; |
| |
| *x = graphics->origin_x; |
| *y = graphics->origin_y; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipSetSmoothingMode(GpGraphics *graphics, SmoothingMode mode) |
| { |
| TRACE("(%p, %d)\n", graphics, mode); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| graphics->smoothing = mode; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipSetTextContrast(GpGraphics *graphics, UINT contrast) |
| { |
| TRACE("(%p, %d)\n", graphics, contrast); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| graphics->textcontrast = contrast; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipSetTextRenderingHint(GpGraphics *graphics, |
| TextRenderingHint hint) |
| { |
| TRACE("(%p, %d)\n", graphics, hint); |
| |
| if(!graphics || hint > TextRenderingHintClearTypeGridFit) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| graphics->texthint = hint; |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipSetWorldTransform(GpGraphics *graphics, GpMatrix *matrix) |
| { |
| TRACE("(%p, %p)\n", graphics, matrix); |
| |
| if(!graphics || !matrix) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| GdipDeleteMatrix(graphics->worldtrans); |
| return GdipCloneMatrix(matrix, &graphics->worldtrans); |
| } |
| |
| GpStatus WINGDIPAPI GdipTranslateWorldTransform(GpGraphics *graphics, REAL dx, |
| REAL dy, GpMatrixOrder order) |
| { |
| TRACE("(%p, %.2f, %.2f, %d)\n", graphics, dx, dy, order); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| return GdipTranslateMatrix(graphics->worldtrans, dx, dy, order); |
| } |
| |
| /***************************************************************************** |
| * GdipSetClipHrgn [GDIPLUS.@] |
| */ |
| GpStatus WINGDIPAPI GdipSetClipHrgn(GpGraphics *graphics, HRGN hrgn, CombineMode mode) |
| { |
| GpRegion *region; |
| GpStatus status; |
| |
| TRACE("(%p, %p, %d)\n", graphics, hrgn, mode); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| status = GdipCreateRegionHrgn(hrgn, ®ion); |
| if(status != Ok) |
| return status; |
| |
| status = GdipSetClipRegion(graphics, region, mode); |
| |
| GdipDeleteRegion(region); |
| return status; |
| } |
| |
| GpStatus WINGDIPAPI GdipSetClipPath(GpGraphics *graphics, GpPath *path, CombineMode mode) |
| { |
| TRACE("(%p, %p, %d)\n", graphics, path, mode); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| return GdipCombineRegionPath(graphics->clip, path, mode); |
| } |
| |
| GpStatus WINGDIPAPI GdipSetClipRect(GpGraphics *graphics, REAL x, REAL y, |
| REAL width, REAL height, |
| CombineMode mode) |
| { |
| GpRectF rect; |
| |
| TRACE("(%p, %.2f, %.2f, %.2f, %.2f, %d)\n", graphics, x, y, width, height, mode); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| rect.X = x; |
| rect.Y = y; |
| rect.Width = width; |
| rect.Height = height; |
| |
| return GdipCombineRegionRect(graphics->clip, &rect, mode); |
| } |
| |
| GpStatus WINGDIPAPI GdipSetClipRectI(GpGraphics *graphics, INT x, INT y, |
| INT width, INT height, |
| CombineMode mode) |
| { |
| TRACE("(%p, %d, %d, %d, %d, %d)\n", graphics, x, y, width, height, mode); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| return GdipSetClipRect(graphics, (REAL)x, (REAL)y, (REAL)width, (REAL)height, mode); |
| } |
| |
| GpStatus WINGDIPAPI GdipSetClipRegion(GpGraphics *graphics, GpRegion *region, |
| CombineMode mode) |
| { |
| TRACE("(%p, %p, %d)\n", graphics, region, mode); |
| |
| if(!graphics || !region) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| return GdipCombineRegionRegion(graphics->clip, region, mode); |
| } |
| |
| GpStatus WINGDIPAPI GdipSetMetafileDownLevelRasterizationLimit(GpMetafile *metafile, |
| UINT limitDpi) |
| { |
| static int calls; |
| |
| TRACE("(%p,%u)\n", metafile, limitDpi); |
| |
| if(!(calls++)) |
| FIXME("not implemented\n"); |
| |
| return NotImplemented; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawPolygon(GpGraphics *graphics,GpPen *pen,GDIPCONST GpPointF *points, |
| INT count) |
| { |
| INT save_state; |
| POINT *pti; |
| |
| TRACE("(%p, %p, %d)\n", graphics, points, count); |
| |
| if(!graphics || !pen || count<=0) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (!graphics->hdc) |
| { |
| FIXME("graphics object has no HDC\n"); |
| return Ok; |
| } |
| |
| pti = GdipAlloc(sizeof(POINT) * count); |
| |
| save_state = prepare_dc(graphics, pen); |
| SelectObject(graphics->hdc, GetStockObject(NULL_BRUSH)); |
| |
| transform_and_round_points(graphics, pti, (GpPointF*)points, count); |
| Polygon(graphics->hdc, pti, count); |
| |
| restore_dc(graphics, save_state); |
| GdipFree(pti); |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipDrawPolygonI(GpGraphics *graphics,GpPen *pen,GDIPCONST GpPoint *points, |
| INT count) |
| { |
| GpStatus ret; |
| GpPointF *ptf; |
| INT i; |
| |
| TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count); |
| |
| if(count<=0) return InvalidParameter; |
| ptf = GdipAlloc(sizeof(GpPointF) * count); |
| |
| for(i = 0;i < count; i++){ |
| ptf[i].X = (REAL)points[i].X; |
| ptf[i].Y = (REAL)points[i].Y; |
| } |
| |
| ret = GdipDrawPolygon(graphics,pen,ptf,count); |
| GdipFree(ptf); |
| |
| return ret; |
| } |
| |
| GpStatus WINGDIPAPI GdipGetDpiX(GpGraphics *graphics, REAL* dpi) |
| { |
| TRACE("(%p, %p)\n", graphics, dpi); |
| |
| if(!graphics || !dpi) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (graphics->image) |
| *dpi = graphics->image->xres; |
| else |
| *dpi = (REAL)GetDeviceCaps(graphics->hdc, LOGPIXELSX); |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipGetDpiY(GpGraphics *graphics, REAL* dpi) |
| { |
| TRACE("(%p, %p)\n", graphics, dpi); |
| |
| if(!graphics || !dpi) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (graphics->image) |
| *dpi = graphics->image->yres; |
| else |
| *dpi = (REAL)GetDeviceCaps(graphics->hdc, LOGPIXELSY); |
| |
| return Ok; |
| } |
| |
| GpStatus WINGDIPAPI GdipMultiplyWorldTransform(GpGraphics *graphics, GDIPCONST GpMatrix *matrix, |
| GpMatrixOrder order) |
| { |
| GpMatrix m; |
| GpStatus ret; |
| |
| TRACE("(%p, %p, %d)\n", graphics, matrix, order); |
| |
| if(!graphics || !matrix) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| m = *(graphics->worldtrans); |
| |
| ret = GdipMultiplyMatrix(&m, matrix, order); |
| if(ret == Ok) |
| *(graphics->worldtrans) = m; |
| |
| return ret; |
| } |
| |
| /* Color used to fill bitmaps so we can tell which parts have been drawn over by gdi32. */ |
| static const COLORREF DC_BACKGROUND_KEY = 0x0c0b0d; |
| |
| GpStatus WINGDIPAPI GdipGetDC(GpGraphics *graphics, HDC *hdc) |
| { |
| GpStatus stat=Ok; |
| |
| TRACE("(%p, %p)\n", graphics, hdc); |
| |
| if(!graphics || !hdc) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if (graphics->image && graphics->image->type == ImageTypeMetafile) |
| { |
| stat = METAFILE_GetDC((GpMetafile*)graphics->image, hdc); |
| } |
| else if (!graphics->hdc || |
| (graphics->image && graphics->image->type == ImageTypeBitmap && ((GpBitmap*)graphics->image)->format & PixelFormatAlpha)) |
| { |
| /* Create a fake HDC and fill it with a constant color. */ |
| HDC temp_hdc; |
| HBITMAP hbitmap; |
| GpRectF bounds; |
| BITMAPINFOHEADER bmih; |
| int i; |
| |
| stat = get_graphics_bounds(graphics, &bounds); |
| if (stat != Ok) |
| return stat; |
| |
| graphics->temp_hbitmap_width = bounds.Width; |
| graphics->temp_hbitmap_height = bounds.Height; |
| |
| bmih.biSize = sizeof(bmih); |
| bmih.biWidth = graphics->temp_hbitmap_width; |
| bmih.biHeight = -graphics->temp_hbitmap_height; |
| bmih.biPlanes = 1; |
| bmih.biBitCount = 32; |
| bmih.biCompression = BI_RGB; |
| bmih.biSizeImage = 0; |
| bmih.biXPelsPerMeter = 0; |
| bmih.biYPelsPerMeter = 0; |
| bmih.biClrUsed = 0; |
| bmih.biClrImportant = 0; |
| |
| hbitmap = CreateDIBSection(NULL, (BITMAPINFO*)&bmih, DIB_RGB_COLORS, |
| (void**)&graphics->temp_bits, NULL, 0); |
| if (!hbitmap) |
| return GenericError; |
| |
| temp_hdc = CreateCompatibleDC(0); |
| if (!temp_hdc) |
| { |
| DeleteObject(hbitmap); |
| return GenericError; |
| } |
| |
| for (i=0; i<(graphics->temp_hbitmap_width * graphics->temp_hbitmap_height); i++) |
| ((DWORD*)graphics->temp_bits)[i] = DC_BACKGROUND_KEY; |
| |
| SelectObject(temp_hdc, hbitmap); |
| |
| graphics->temp_hbitmap = hbitmap; |
| *hdc = graphics->temp_hdc = temp_hdc; |
| } |
| else |
| { |
| *hdc = graphics->hdc; |
| } |
| |
| if (stat == Ok) |
| graphics->busy = TRUE; |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipReleaseDC(GpGraphics *graphics, HDC hdc) |
| { |
| GpStatus stat=Ok; |
| |
| TRACE("(%p, %p)\n", graphics, hdc); |
| |
| if(!graphics || !hdc || !graphics->busy) |
| return InvalidParameter; |
| |
| if (graphics->image && graphics->image->type == ImageTypeMetafile) |
| { |
| stat = METAFILE_ReleaseDC((GpMetafile*)graphics->image, hdc); |
| } |
| else if (graphics->temp_hdc == hdc) |
| { |
| DWORD* pos; |
| int i; |
| |
| /* Find the pixels that have changed, and mark them as opaque. */ |
| pos = (DWORD*)graphics->temp_bits; |
| for (i=0; i<(graphics->temp_hbitmap_width * graphics->temp_hbitmap_height); i++) |
| { |
| if (*pos != DC_BACKGROUND_KEY) |
| { |
| *pos |= 0xff000000; |
| } |
| pos++; |
| } |
| |
| /* Write the changed pixels to the real target. */ |
| alpha_blend_pixels(graphics, 0, 0, graphics->temp_bits, |
| graphics->temp_hbitmap_width, graphics->temp_hbitmap_height, |
| graphics->temp_hbitmap_width * 4); |
| |
| /* Clean up. */ |
| DeleteDC(graphics->temp_hdc); |
| DeleteObject(graphics->temp_hbitmap); |
| graphics->temp_hdc = NULL; |
| graphics->temp_hbitmap = NULL; |
| } |
| else if (hdc != graphics->hdc) |
| { |
| stat = InvalidParameter; |
| } |
| |
| if (stat == Ok) |
| graphics->busy = FALSE; |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipGetClip(GpGraphics *graphics, GpRegion *region) |
| { |
| GpRegion *clip; |
| GpStatus status; |
| |
| TRACE("(%p, %p)\n", graphics, region); |
| |
| if(!graphics || !region) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| if((status = GdipCloneRegion(graphics->clip, &clip)) != Ok) |
| return status; |
| |
| /* free everything except root node and header */ |
| delete_element(®ion->node); |
| memcpy(region, clip, sizeof(GpRegion)); |
| GdipFree(clip); |
| |
| return Ok; |
| } |
| |
| static GpStatus get_graphics_transform(GpGraphics *graphics, GpCoordinateSpace dst_space, |
| GpCoordinateSpace src_space, GpMatrix **matrix) |
| { |
| GpStatus stat = GdipCreateMatrix(matrix); |
| REAL unitscale; |
| |
| if (dst_space != src_space && stat == Ok) |
| { |
| unitscale = convert_unit(graphics_res(graphics), graphics->unit); |
| |
| if(graphics->unit != UnitDisplay) |
| unitscale *= graphics->scale; |
| |
| /* transform from src_space to CoordinateSpacePage */ |
| switch (src_space) |
| { |
| case CoordinateSpaceWorld: |
| GdipMultiplyMatrix(*matrix, graphics->worldtrans, MatrixOrderAppend); |
| break; |
| case CoordinateSpacePage: |
| break; |
| case CoordinateSpaceDevice: |
| GdipScaleMatrix(*matrix, 1.0/unitscale, 1.0/unitscale, MatrixOrderAppend); |
| break; |
| } |
| |
| /* transform from CoordinateSpacePage to dst_space */ |
| switch (dst_space) |
| { |
| case CoordinateSpaceWorld: |
| { |
| GpMatrix *inverted_transform; |
| stat = GdipCloneMatrix(graphics->worldtrans, &inverted_transform); |
| if (stat == Ok) |
| { |
| stat = GdipInvertMatrix(inverted_transform); |
| if (stat == Ok) |
| GdipMultiplyMatrix(*matrix, inverted_transform, MatrixOrderAppend); |
| GdipDeleteMatrix(inverted_transform); |
| } |
| break; |
| } |
| case CoordinateSpacePage: |
| break; |
| case CoordinateSpaceDevice: |
| GdipScaleMatrix(*matrix, unitscale, unitscale, MatrixOrderAppend); |
| break; |
| } |
| } |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipTransformPoints(GpGraphics *graphics, GpCoordinateSpace dst_space, |
| GpCoordinateSpace src_space, GpPointF *points, INT count) |
| { |
| GpMatrix *matrix; |
| GpStatus stat; |
| |
| if(!graphics || !points || count <= 0) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| TRACE("(%p, %d, %d, %p, %d)\n", graphics, dst_space, src_space, points, count); |
| |
| if (src_space == dst_space) return Ok; |
| |
| stat = get_graphics_transform(graphics, dst_space, src_space, &matrix); |
| |
| if (stat == Ok) |
| { |
| stat = GdipTransformMatrixPoints(matrix, points, count); |
| |
| GdipDeleteMatrix(matrix); |
| } |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipTransformPointsI(GpGraphics *graphics, GpCoordinateSpace dst_space, |
| GpCoordinateSpace src_space, GpPoint *points, INT count) |
| { |
| GpPointF *pointsF; |
| GpStatus ret; |
| INT i; |
| |
| TRACE("(%p, %d, %d, %p, %d)\n", graphics, dst_space, src_space, points, count); |
| |
| if(count <= 0) |
| return InvalidParameter; |
| |
| pointsF = GdipAlloc(sizeof(GpPointF) * count); |
| if(!pointsF) |
| return OutOfMemory; |
| |
| for(i = 0; i < count; i++){ |
| pointsF[i].X = (REAL)points[i].X; |
| pointsF[i].Y = (REAL)points[i].Y; |
| } |
| |
| ret = GdipTransformPoints(graphics, dst_space, src_space, pointsF, count); |
| |
| if(ret == Ok) |
| for(i = 0; i < count; i++){ |
| points[i].X = roundr(pointsF[i].X); |
| points[i].Y = roundr(pointsF[i].Y); |
| } |
| GdipFree(pointsF); |
| |
| return ret; |
| } |
| |
| HPALETTE WINGDIPAPI GdipCreateHalftonePalette(void) |
| { |
| static int calls; |
| |
| TRACE("\n"); |
| |
| if (!calls++) |
| FIXME("stub\n"); |
| |
| return NULL; |
| } |
| |
| /***************************************************************************** |
| * GdipTranslateClip [GDIPLUS.@] |
| */ |
| GpStatus WINGDIPAPI GdipTranslateClip(GpGraphics *graphics, REAL dx, REAL dy) |
| { |
| TRACE("(%p, %.2f, %.2f)\n", graphics, dx, dy); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| return GdipTranslateRegion(graphics->clip, dx, dy); |
| } |
| |
| /***************************************************************************** |
| * GdipTranslateClipI [GDIPLUS.@] |
| */ |
| GpStatus WINGDIPAPI GdipTranslateClipI(GpGraphics *graphics, INT dx, INT dy) |
| { |
| TRACE("(%p, %d, %d)\n", graphics, dx, dy); |
| |
| if(!graphics) |
| return InvalidParameter; |
| |
| if(graphics->busy) |
| return ObjectBusy; |
| |
| return GdipTranslateRegion(graphics->clip, (REAL)dx, (REAL)dy); |
| } |
| |
| |
| /***************************************************************************** |
| * GdipMeasureDriverString [GDIPLUS.@] |
| */ |
| GpStatus WINGDIPAPI GdipMeasureDriverString(GpGraphics *graphics, GDIPCONST UINT16 *text, INT length, |
| GDIPCONST GpFont *font, GDIPCONST PointF *positions, |
| INT flags, GDIPCONST GpMatrix *matrix, RectF *boundingBox) |
| { |
| static const INT unsupported_flags = ~(DriverStringOptionsCmapLookup|DriverStringOptionsRealizedAdvance); |
| HFONT hfont; |
| HDC hdc; |
| REAL min_x, min_y, max_x, max_y, x, y; |
| int i; |
| TEXTMETRICW textmetric; |
| const WORD *glyph_indices; |
| WORD *dynamic_glyph_indices=NULL; |
| REAL rel_width, rel_height, ascent, descent; |
| GpPointF pt[3]; |
| |
| TRACE("(%p %p %d %p %p %d %p %p)\n", graphics, text, length, font, positions, flags, matrix, boundingBox); |
| |
| if (!graphics || !text || !font || !positions || !boundingBox) |
| return InvalidParameter; |
| |
| if (length == -1) |
| length = strlenW(text); |
| |
| if (length == 0) |
| { |
| boundingBox->X = 0.0; |
| boundingBox->Y = 0.0; |
| boundingBox->Width = 0.0; |
| boundingBox->Height = 0.0; |
| } |
| |
| if (flags & unsupported_flags) |
| FIXME("Ignoring flags %x\n", flags & unsupported_flags); |
| |
| if (matrix) |
| FIXME("Ignoring matrix\n"); |
| |
| get_font_hfont(graphics, font, &hfont); |
| |
| hdc = CreateCompatibleDC(0); |
| SelectObject(hdc, hfont); |
| |
| GetTextMetricsW(hdc, &textmetric); |
| |
| pt[0].X = 0.0; |
| pt[0].Y = 0.0; |
| pt[1].X = 1.0; |
| pt[1].Y = 0.0; |
| pt[2].X = 0.0; |
| pt[2].Y = 1.0; |
| GdipTransformPoints(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, pt, 3); |
| rel_width = sqrt((pt[1].Y-pt[0].Y)*(pt[1].Y-pt[0].Y)+ |
| (pt[1].X-pt[0].X)*(pt[1].X-pt[0].X)); |
| rel_height = sqrt((pt[2].Y-pt[0].Y)*(pt[2].Y-pt[0].Y)+ |
| (pt[2].X-pt[0].X)*(pt[2].X-pt[0].X)); |
| |
| if (flags & DriverStringOptionsCmapLookup) |
| { |
| glyph_indices = dynamic_glyph_indices = GdipAlloc(sizeof(WORD) * length); |
| if (!glyph_indices) |
| { |
| DeleteDC(hdc); |
| DeleteObject(hfont); |
| return OutOfMemory; |
| } |
| |
| GetGlyphIndicesW(hdc, text, length, dynamic_glyph_indices, 0); |
| } |
| else |
| glyph_indices = text; |
| |
| min_x = max_x = x = positions[0].X; |
| min_y = max_y = y = positions[0].Y; |
| |
| ascent = textmetric.tmAscent / rel_height; |
| descent = textmetric.tmDescent / rel_height; |
| |
| for (i=0; i<length; i++) |
| { |
| int char_width; |
| ABC abc; |
| |
| if (!(flags & DriverStringOptionsRealizedAdvance)) |
| { |
| x = positions[i].X; |
| y = positions[i].Y; |
| } |
| |
| GetCharABCWidthsW(hdc, glyph_indices[i], glyph_indices[i], &abc); |
| char_width = abc.abcA + abc.abcB + abc.abcB; |
| |
| if (min_y > y - ascent) min_y = y - ascent; |
| if (max_y < y + descent) max_y = y + descent; |
| if (min_x > x) min_x = x; |
| |
| x += char_width / rel_width; |
| |
| if (max_x < x) max_x = x; |
| } |
| |
| GdipFree(dynamic_glyph_indices); |
| DeleteDC(hdc); |
| DeleteObject(hfont); |
| |
| boundingBox->X = min_x; |
| boundingBox->Y = min_y; |
| boundingBox->Width = max_x - min_x; |
| boundingBox->Height = max_y - min_y; |
| |
| return Ok; |
| } |
| |
| static GpStatus GDI32_GdipDrawDriverString(GpGraphics *graphics, GDIPCONST UINT16 *text, INT length, |
| GDIPCONST GpFont *font, GDIPCONST GpBrush *brush, |
| GDIPCONST PointF *positions, INT flags, |
| GDIPCONST GpMatrix *matrix ) |
| { |
| static const INT unsupported_flags = ~(DriverStringOptionsRealizedAdvance|DriverStringOptionsCmapLookup); |
| INT save_state; |
| GpPointF pt; |
| HFONT hfont; |
| UINT eto_flags=0; |
| |
| if (flags & unsupported_flags) |
| FIXME("Ignoring flags %x\n", flags & unsupported_flags); |
| |
| if (matrix) |
| FIXME("Ignoring matrix\n"); |
| |
| if (!(flags & DriverStringOptionsCmapLookup)) |
| eto_flags |= ETO_GLYPH_INDEX; |
| |
| save_state = SaveDC(graphics->hdc); |
| SetBkMode(graphics->hdc, TRANSPARENT); |
| SetTextColor(graphics->hdc, get_gdi_brush_color(brush)); |
| |
| pt = positions[0]; |
| GdipTransformPoints(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, &pt, 1); |
| |
| get_font_hfont(graphics, font, &hfont); |
| SelectObject(graphics->hdc, hfont); |
| |
| SetTextAlign(graphics->hdc, TA_BASELINE|TA_LEFT); |
| |
| ExtTextOutW(graphics->hdc, roundr(pt.X), roundr(pt.Y), eto_flags, NULL, text, length, NULL); |
| |
| RestoreDC(graphics->hdc, save_state); |
| |
| DeleteObject(hfont); |
| |
| return Ok; |
| } |
| |
| static GpStatus SOFTWARE_GdipDrawDriverString(GpGraphics *graphics, GDIPCONST UINT16 *text, INT length, |
| GDIPCONST GpFont *font, GDIPCONST GpBrush *brush, |
| GDIPCONST PointF *positions, INT flags, |
| GDIPCONST GpMatrix *matrix ) |
| { |
| static const INT unsupported_flags = ~(DriverStringOptionsCmapLookup|DriverStringOptionsRealizedAdvance); |
| GpStatus stat; |
| PointF *real_positions, real_position; |
| POINT *pti; |
| HFONT hfont; |
| HDC hdc; |
| int min_x=INT_MAX, min_y=INT_MAX, max_x=INT_MIN, max_y=INT_MIN, i, x, y; |
| DWORD max_glyphsize=0; |
| GLYPHMETRICS glyphmetrics; |
| static const MAT2 identity = {{0,1}, {0,0}, {0,0}, {0,1}}; |
| BYTE *glyph_mask; |
| BYTE *text_mask; |
| int text_mask_stride; |
| BYTE *pixel_data; |
| int pixel_data_stride; |
| GpRect pixel_area; |
| UINT ggo_flags = GGO_GRAY8_BITMAP; |
| |
| if (length <= 0) |
| return Ok; |
| |
| if (!(flags & DriverStringOptionsCmapLookup)) |
| ggo_flags |= GGO_GLYPH_INDEX; |
| |
| if (flags & unsupported_flags) |
| FIXME("Ignoring flags %x\n", flags & unsupported_flags); |
| |
| if (matrix) |
| FIXME("Ignoring matrix\n"); |
| |
| pti = GdipAlloc(sizeof(POINT) * length); |
| if (!pti) |
| return OutOfMemory; |
| |
| if (flags & DriverStringOptionsRealizedAdvance) |
| { |
| real_position = positions[0]; |
| |
| transform_and_round_points(graphics, pti, &real_position, 1); |
| } |
| else |
| { |
| real_positions = GdipAlloc(sizeof(PointF) * length); |
| if (!real_positions) |
| { |
| GdipFree(pti); |
| return OutOfMemory; |
| } |
| |
| memcpy(real_positions, positions, sizeof(PointF) * length); |
| |
| transform_and_round_points(graphics, pti, real_positions, length); |
| |
| GdipFree(real_positions); |
| } |
| |
| get_font_hfont(graphics, font, &hfont); |
| |
| hdc = CreateCompatibleDC(0); |
| SelectObject(hdc, hfont); |
| |
| /* Get the boundaries of the text to be drawn */ |
| for (i=0; i<length; i++) |
| { |
| DWORD glyphsize; |
| int left, top, right, bottom; |
| |
| glyphsize = GetGlyphOutlineW(hdc, text[i], ggo_flags, |
| &glyphmetrics, 0, NULL, &identity); |
| |
| if (glyphsize == GDI_ERROR) |
| { |
| ERR("GetGlyphOutlineW failed\n"); |
| GdipFree(pti); |
| DeleteDC(hdc); |
| DeleteObject(hfont); |
| return GenericError; |
| } |
| |
| if (glyphsize > max_glyphsize) |
| max_glyphsize = glyphsize; |
| |
| left = pti[i].x + glyphmetrics.gmptGlyphOrigin.x; |
| top = pti[i].y - glyphmetrics.gmptGlyphOrigin.y; |
| right = pti[i].x + glyphmetrics.gmptGlyphOrigin.x + glyphmetrics.gmBlackBoxX; |
| bottom = pti[i].y - glyphmetrics.gmptGlyphOrigin.y + glyphmetrics.gmBlackBoxY; |
| |
| if (left < min_x) min_x = left; |
| if (top < min_y) min_y = top; |
| if (right > max_x) max_x = right; |
| if (bottom > max_y) max_y = bottom; |
| |
| if (i+1 < length && (flags & DriverStringOptionsRealizedAdvance) == DriverStringOptionsRealizedAdvance) |
| { |
| pti[i+1].x = pti[i].x + glyphmetrics.gmCellIncX; |
| pti[i+1].y = pti[i].y + glyphmetrics.gmCellIncY; |
| } |
| } |
| |
| glyph_mask = GdipAlloc(max_glyphsize); |
| text_mask = GdipAlloc((max_x - min_x) * (max_y - min_y)); |
| text_mask_stride = max_x - min_x; |
| |
| if (!(glyph_mask && text_mask)) |
| { |
| GdipFree(glyph_mask); |
| GdipFree(text_mask); |
| GdipFree(pti); |
| DeleteDC(hdc); |
| DeleteObject(hfont); |
| return OutOfMemory; |
| } |
| |
| /* Generate a mask for the text */ |
| for (i=0; i<length; i++) |
| { |
| int left, top, stride; |
| |
| GetGlyphOutlineW(hdc, text[i], ggo_flags, |
| &glyphmetrics, max_glyphsize, glyph_mask, &identity); |
| |
| left = pti[i].x + glyphmetrics.gmptGlyphOrigin.x; |
| top = pti[i].y - glyphmetrics.gmptGlyphOrigin.y; |
| stride = (glyphmetrics.gmBlackBoxX + 3) & (~3); |
| |
| for (y=0; y<glyphmetrics.gmBlackBoxY; y++) |
| { |
| BYTE *glyph_val = glyph_mask + y * stride; |
| BYTE *text_val = text_mask + (left - min_x) + (top - min_y + y) * text_mask_stride; |
| for (x=0; x<glyphmetrics.gmBlackBoxX; x++) |
| { |
| *text_val = min(64, *text_val + *glyph_val); |
| glyph_val++; |
| text_val++; |
| } |
| } |
| } |
| |
| GdipFree(pti); |
| DeleteDC(hdc); |
| DeleteObject(hfont); |
| GdipFree(glyph_mask); |
| |
| /* get the brush data */ |
| pixel_data = GdipAlloc(4 * (max_x - min_x) * (max_y - min_y)); |
| if (!pixel_data) |
| { |
| GdipFree(text_mask); |
| return OutOfMemory; |
| } |
| |
| pixel_area.X = min_x; |
| pixel_area.Y = min_y; |
| pixel_area.Width = max_x - min_x; |
| pixel_area.Height = max_y - min_y; |
| pixel_data_stride = pixel_area.Width * 4; |
| |
| stat = brush_fill_pixels(graphics, (GpBrush*)brush, (DWORD*)pixel_data, &pixel_area, pixel_area.Width); |
| if (stat != Ok) |
| { |
| GdipFree(text_mask); |
| GdipFree(pixel_data); |
| return stat; |
| } |
| |
| /* multiply the brush data by the mask */ |
| for (y=0; y<pixel_area.Height; y++) |
| { |
| BYTE *text_val = text_mask + text_mask_stride * y; |
| BYTE *pixel_val = pixel_data + pixel_data_stride * y + 3; |
| for (x=0; x<pixel_area.Width; x++) |
| { |
| *pixel_val = (*pixel_val) * (*text_val) / 64; |
| text_val++; |
| pixel_val+=4; |
| } |
| } |
| |
| GdipFree(text_mask); |
| |
| /* draw the result */ |
| stat = alpha_blend_pixels(graphics, min_x, min_y, pixel_data, pixel_area.Width, |
| pixel_area.Height, pixel_data_stride); |
| |
| GdipFree(pixel_data); |
| |
| return stat; |
| } |
| |
| /***************************************************************************** |
| * GdipDrawDriverString [GDIPLUS.@] |
| */ |
| GpStatus WINGDIPAPI GdipDrawDriverString(GpGraphics *graphics, GDIPCONST UINT16 *text, INT length, |
| GDIPCONST GpFont *font, GDIPCONST GpBrush *brush, |
| GDIPCONST PointF *positions, INT flags, |
| GDIPCONST GpMatrix *matrix ) |
| { |
| GpStatus stat=NotImplemented; |
| |
| TRACE("(%p %s %p %p %p %d %p)\n", graphics, debugstr_wn(text, length), font, brush, positions, flags, matrix); |
| |
| if (!graphics || !text || !font || !brush || !positions) |
| return InvalidParameter; |
| |
| if (length == -1) |
| length = strlenW(text); |
| |
| if (graphics->hdc && |
| ((flags & DriverStringOptionsRealizedAdvance) || length <= 1) && |
| brush->bt == BrushTypeSolidColor && |
| (((GpSolidFill*)brush)->color & 0xff000000) == 0xff000000) |
| stat = GDI32_GdipDrawDriverString(graphics, text, length, font, brush, |
| positions, flags, matrix); |
| |
| if (stat == NotImplemented) |
| stat = SOFTWARE_GdipDrawDriverString(graphics, text, length, font, brush, |
| positions, flags, matrix); |
| |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipRecordMetafileStream(IStream *stream, HDC hdc, EmfType type, GDIPCONST GpRect *frameRect, |
| MetafileFrameUnit frameUnit, GDIPCONST WCHAR *desc, GpMetafile **metafile) |
| { |
| FIXME("(%p %p %d %p %d %p %p): stub\n", stream, hdc, type, frameRect, frameUnit, desc, metafile); |
| return NotImplemented; |
| } |
| |
| /***************************************************************************** |
| * GdipIsVisibleClipEmpty [GDIPLUS.@] |
| */ |
| GpStatus WINGDIPAPI GdipIsVisibleClipEmpty(GpGraphics *graphics, BOOL *res) |
| { |
| GpStatus stat; |
| GpRegion* rgn; |
| |
| TRACE("(%p, %p)\n", graphics, res); |
| |
| if((stat = GdipCreateRegion(&rgn)) != Ok) |
| return stat; |
| |
| if((stat = get_visible_clip_region(graphics, rgn)) != Ok) |
| goto cleanup; |
| |
| stat = GdipIsEmptyRegion(rgn, graphics, res); |
| |
| cleanup: |
| GdipDeleteRegion(rgn); |
| return stat; |
| } |
| |
| GpStatus WINGDIPAPI GdipResetPageTransform(GpGraphics *graphics) |
| { |
| static int calls; |
| |
| TRACE("(%p) stub\n", graphics); |
| |
| if(!(calls++)) |
| FIXME("not implemented\n"); |
| |
| return NotImplemented; |
| } |