| /* |
| * DIB driver include file. |
| * |
| * Copyright 2011 Huw Davies |
| * |
| * 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 |
| */ |
| |
| typedef struct |
| { |
| int bit_count, width, height; |
| int compression; |
| RECT rect; /* visible rectangle relative to bitmap origin */ |
| int stride; /* stride in bytes. Will be -ve for bottom-up dibs (see bits). */ |
| struct gdi_image_bits bits; /* bits.ptr points to the top-left corner of the dib. */ |
| |
| DWORD red_mask, green_mask, blue_mask; |
| int red_shift, green_shift, blue_shift; |
| int red_len, green_len, blue_len; |
| |
| const RGBQUAD *color_table; |
| DWORD color_table_size; |
| |
| const struct primitive_funcs *funcs; |
| } dib_info; |
| |
| typedef struct |
| { |
| DWORD count; |
| DWORD dashes[16]; /* 16 is the maximum number for a PS_USERSTYLE pen */ |
| DWORD total_len; /* total length of the dashes, should be multiplied by 2 if there are an odd number of dash lengths */ |
| } dash_pattern; |
| |
| typedef struct |
| { |
| int left_in_dash; |
| int cur_dash; |
| BOOL mark; |
| } dash_pos; |
| |
| typedef struct |
| { |
| DWORD and; |
| DWORD xor; |
| } rop_mask; |
| |
| typedef struct |
| { |
| void *and; |
| void *xor; |
| } rop_mask_bits; |
| |
| struct dibdrv_physdev; |
| struct cached_font; |
| |
| typedef struct dib_brush |
| { |
| UINT style; |
| UINT hatch; |
| INT rop; /* rop2 last used to create the brush bits */ |
| COLORREF colorref; |
| dib_info dib; |
| rop_mask_bits masks; |
| struct brush_pattern pattern; |
| BOOL (*rects)(struct dibdrv_physdev *pdev, struct dib_brush *brush, dib_info *dib, |
| int num, const RECT *rects, const POINT *brush_org, INT rop); |
| } dib_brush; |
| |
| struct intensity_range |
| { |
| BYTE r_min, r_max; |
| BYTE g_min, g_max; |
| BYTE b_min, b_max; |
| }; |
| |
| typedef struct dibdrv_physdev |
| { |
| struct gdi_physdev dev; |
| dib_info dib; |
| dib_brush brush; |
| |
| HRGN clip; |
| RECT *bounds; |
| struct cached_font *font; |
| |
| /* pen */ |
| DWORD pen_style, pen_endcap, pen_join; |
| BOOL pen_uses_region, pen_is_ext; |
| int pen_width; |
| dib_brush pen_brush; |
| dash_pattern pen_pattern; |
| dash_pos dash_pos; |
| rop_mask dash_masks[2]; |
| BOOL (* pen_lines)(struct dibdrv_physdev *pdev, int num, POINT *pts, BOOL close, HRGN region); |
| } dibdrv_physdev; |
| |
| extern BOOL dibdrv_AlphaBlend( PHYSDEV dst_dev, struct bitblt_coords *dst, |
| PHYSDEV src_dev, struct bitblt_coords *src, BLENDFUNCTION blend ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_Arc( PHYSDEV dev, INT left, INT top, INT right, INT bottom, |
| INT start_x, INT start_y, INT end_x, INT end_y ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_ArcTo( PHYSDEV dev, INT left, INT top, INT right, INT bottom, |
| INT start_x, INT start_y, INT end_x, INT end_y ) DECLSPEC_HIDDEN; |
| extern DWORD dibdrv_BlendImage( PHYSDEV dev, BITMAPINFO *info, const struct gdi_image_bits *bits, |
| struct bitblt_coords *src, struct bitblt_coords *dst, BLENDFUNCTION func ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_Chord( PHYSDEV dev, INT left, INT top, INT right, INT bottom, |
| INT start_x, INT start_y, INT end_x, INT end_y ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_Ellipse( PHYSDEV dev, INT left, INT top, INT right, INT bottom ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_ExtFloodFill( PHYSDEV dev, INT x, INT y, COLORREF color, UINT type ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags, |
| const RECT *rect, LPCWSTR str, UINT count, const INT *dx ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_FillPath( PHYSDEV dev ) DECLSPEC_HIDDEN; |
| extern DWORD dibdrv_GetImage( PHYSDEV dev, BITMAPINFO *info, struct gdi_image_bits *bits, |
| struct bitblt_coords *src ) DECLSPEC_HIDDEN; |
| extern COLORREF dibdrv_GetNearestColor( PHYSDEV dev, COLORREF color ) DECLSPEC_HIDDEN; |
| extern COLORREF dibdrv_GetPixel( PHYSDEV dev, INT x, INT y ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_GradientFill( PHYSDEV dev, TRIVERTEX *vert_array, ULONG nvert, |
| void *grad_array, ULONG ngrad, ULONG mode ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_LineTo( PHYSDEV dev, INT x, INT y ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_PatBlt( PHYSDEV dev, struct bitblt_coords *dst, DWORD rop ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_PaintRgn( PHYSDEV dev, HRGN hrgn ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_Pie( PHYSDEV dev, INT left, INT top, INT right, INT bottom, |
| INT start_x, INT start_y, INT end_x, INT end_y ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_PolyPolygon( PHYSDEV dev, const POINT *pt, const INT *counts, DWORD polygons ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_PolyPolyline( PHYSDEV dev, const POINT* pt, const DWORD* counts, |
| DWORD polylines ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_Polygon( PHYSDEV dev, const POINT *pt, INT count ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_Polyline( PHYSDEV dev, const POINT* pt, INT count ) DECLSPEC_HIDDEN; |
| extern DWORD dibdrv_PutImage( PHYSDEV dev, HRGN clip, BITMAPINFO *info, |
| const struct gdi_image_bits *bits, struct bitblt_coords *src, |
| struct bitblt_coords *dst, DWORD rop ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_Rectangle( PHYSDEV dev, INT left, INT top, INT right, INT bottom ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_RoundRect( PHYSDEV dev, INT left, INT top, INT right, INT bottom, |
| INT ellipse_width, INT ellipse_height ) DECLSPEC_HIDDEN; |
| extern HBRUSH dibdrv_SelectBrush( PHYSDEV dev, HBRUSH hbrush, const struct brush_pattern *pattern ) DECLSPEC_HIDDEN; |
| extern HFONT dibdrv_SelectFont( PHYSDEV dev, HFONT font, UINT *aa_flags ) DECLSPEC_HIDDEN; |
| extern HPEN dibdrv_SelectPen( PHYSDEV dev, HPEN hpen, const struct brush_pattern *pattern ) DECLSPEC_HIDDEN; |
| extern COLORREF dibdrv_SetDCBrushColor( PHYSDEV dev, COLORREF color ) DECLSPEC_HIDDEN; |
| extern COLORREF dibdrv_SetDCPenColor( PHYSDEV dev, COLORREF color ) DECLSPEC_HIDDEN; |
| extern COLORREF dibdrv_SetPixel( PHYSDEV dev, INT x, INT y, COLORREF color ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_StretchBlt( PHYSDEV dst_dev, struct bitblt_coords *dst, |
| PHYSDEV src_dev, struct bitblt_coords *src, DWORD rop ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_StrokeAndFillPath( PHYSDEV dev ) DECLSPEC_HIDDEN; |
| extern BOOL dibdrv_StrokePath( PHYSDEV dev ) DECLSPEC_HIDDEN; |
| extern struct opengl_funcs *dibdrv_wine_get_wgl_driver( PHYSDEV dev, UINT version ) DECLSPEC_HIDDEN; |
| |
| static inline dibdrv_physdev *get_dibdrv_pdev( PHYSDEV dev ) |
| { |
| return (dibdrv_physdev *)dev; |
| } |
| |
| struct line_params |
| { |
| int err_start, err_add_1, err_add_2, bias; |
| unsigned int length; |
| int x_inc, y_inc; |
| BOOL x_major; |
| }; |
| |
| struct stretch_params |
| { |
| int err_start, err_add_1, err_add_2; |
| unsigned int length; |
| int dst_inc, src_inc; |
| }; |
| |
| typedef struct primitive_funcs |
| { |
| void (* solid_rects)(const dib_info *dib, int num, const RECT *rc, DWORD and, DWORD xor); |
| void (* solid_line)(const dib_info *dib, const POINT *start, const struct line_params *params, |
| DWORD and, DWORD xor); |
| void (* pattern_rects)(const dib_info *dib, int num, const RECT *rc, const POINT *origin, |
| const dib_info *brush, const rop_mask_bits *bits); |
| void (* copy_rect)(const dib_info *dst, const RECT *rc, const dib_info *src, |
| const POINT *origin, int rop2, int overlap); |
| void (* blend_rect)(const dib_info *dst, const RECT *rc, const dib_info *src, |
| const POINT *origin, BLENDFUNCTION blend); |
| BOOL (* gradient_rect)(const dib_info *dib, const RECT *rc, const TRIVERTEX *v, int mode); |
| void (* mask_rect)(const dib_info *dst, const RECT *rc, const dib_info *src, |
| const POINT *origin, int rop2); |
| void (* draw_glyph)(const dib_info *dst, const RECT *rc, const dib_info *glyph, |
| const POINT *origin, DWORD text_pixel, const struct intensity_range *ranges); |
| void (* draw_subpixel_glyph)(const dib_info *dst, const RECT *rc, const dib_info *glyph, |
| const POINT *origin, DWORD text_pixel ); |
| DWORD (* get_pixel)(const dib_info *dib, int x, int y); |
| DWORD (* colorref_to_pixel)(const dib_info *dib, COLORREF color); |
| COLORREF (* pixel_to_colorref)(const dib_info *dib, DWORD pixel); |
| void (* convert_to)(dib_info *dst, const dib_info *src, const RECT *src_rect, BOOL dither); |
| void (* create_rop_masks)(const dib_info *dib, const BYTE *hatch_ptr, |
| const rop_mask *fg, const rop_mask *bg, rop_mask_bits *bits); |
| void (* create_dither_masks)(const dib_info *dib, int rop2, COLORREF color, rop_mask_bits *bits); |
| void (* stretch_row)(const dib_info *dst_dib, const POINT *dst_start, |
| const dib_info *src_dib, const POINT *src_start, |
| const struct stretch_params *params, int mode, BOOL keep_dst); |
| void (* shrink_row)(const dib_info *dst_dib, const POINT *dst_start, |
| const dib_info *src_dib, const POINT *src_start, |
| const struct stretch_params *params, int mode, BOOL keep_dst); |
| } primitive_funcs; |
| |
| extern const primitive_funcs funcs_8888 DECLSPEC_HIDDEN; |
| extern const primitive_funcs funcs_32 DECLSPEC_HIDDEN; |
| extern const primitive_funcs funcs_24 DECLSPEC_HIDDEN; |
| extern const primitive_funcs funcs_555 DECLSPEC_HIDDEN; |
| extern const primitive_funcs funcs_16 DECLSPEC_HIDDEN; |
| extern const primitive_funcs funcs_8 DECLSPEC_HIDDEN; |
| extern const primitive_funcs funcs_4 DECLSPEC_HIDDEN; |
| extern const primitive_funcs funcs_1 DECLSPEC_HIDDEN; |
| extern const primitive_funcs funcs_null DECLSPEC_HIDDEN; |
| |
| struct rop_codes |
| { |
| DWORD a1, a2, x1, x2; |
| }; |
| |
| #define OVERLAP_LEFT 0x01 /* dest starts left of source */ |
| #define OVERLAP_RIGHT 0x02 /* dest starts right of source */ |
| #define OVERLAP_ABOVE 0x04 /* dest starts above source */ |
| #define OVERLAP_BELOW 0x08 /* dest starts below source */ |
| |
| typedef struct |
| { |
| unsigned int dx, dy; |
| int bias; |
| DWORD octant; |
| } bres_params; |
| |
| struct clipped_rects |
| { |
| RECT *rects; |
| int count; |
| RECT buffer[32]; |
| }; |
| |
| extern void get_rop_codes(INT rop, struct rop_codes *codes) DECLSPEC_HIDDEN; |
| extern void reset_dash_origin(dibdrv_physdev *pdev) DECLSPEC_HIDDEN; |
| extern void init_dib_info_from_bitmapinfo(dib_info *dib, const BITMAPINFO *info, void *bits) DECLSPEC_HIDDEN; |
| extern BOOL init_dib_info_from_bitmapobj(dib_info *dib, BITMAPOBJ *bmp) DECLSPEC_HIDDEN; |
| extern void free_dib_info(dib_info *dib) DECLSPEC_HIDDEN; |
| extern void free_pattern_brush(dib_brush *brush) DECLSPEC_HIDDEN; |
| extern void copy_dib_color_info(dib_info *dst, const dib_info *src) DECLSPEC_HIDDEN; |
| extern BOOL convert_dib(dib_info *dst, const dib_info *src) DECLSPEC_HIDDEN; |
| extern DWORD get_pixel_color( DC *dc, const dib_info *dib, COLORREF color, BOOL mono_fixup ) DECLSPEC_HIDDEN; |
| extern int clip_rect_to_dib( const dib_info *dib, RECT *rc ) DECLSPEC_HIDDEN; |
| extern int get_clipped_rects( const dib_info *dib, const RECT *rc, HRGN clip, struct clipped_rects *clip_rects ) DECLSPEC_HIDDEN; |
| extern void add_clipped_bounds( dibdrv_physdev *dev, const RECT *rect, HRGN clip ) DECLSPEC_HIDDEN; |
| extern int clip_line(const POINT *start, const POINT *end, const RECT *clip, |
| const bres_params *params, POINT *pt1, POINT *pt2) DECLSPEC_HIDDEN; |
| extern void release_cached_font( struct cached_font *font ) DECLSPEC_HIDDEN; |
| extern BOOL fill_with_pixel( DC *dc, dib_info *dib, DWORD pixel, int num, const RECT *rects, INT rop ) DECLSPEC_HIDDEN; |
| |
| static inline void init_clipped_rects( struct clipped_rects *clip_rects ) |
| { |
| clip_rects->count = 0; |
| clip_rects->rects = clip_rects->buffer; |
| } |
| |
| static inline void free_clipped_rects( struct clipped_rects *clip_rects ) |
| { |
| if (clip_rects->rects != clip_rects->buffer) HeapFree( GetProcessHeap(), 0, clip_rects->rects ); |
| } |
| |
| /* compute the x coordinate corresponding to y on the specified edge */ |
| static inline int edge_coord( int y, int x1, int y1, int x2, int y2 ) |
| { |
| if (x2 > x1) /* always follow the edge from right to left to get correct rounding */ |
| return x2 + (y - y2) * (x2 - x1) / (y2 - y1); |
| else |
| return x1 + (y - y1) * (x2 - x1) / (y2 - y1); |
| } |
| |
| static inline const RGBQUAD *get_dib_color_table( const dib_info *dib ) |
| { |
| return dib->color_table ? dib->color_table : get_default_color_table( dib->bit_count ); |
| } |
