| /* |
| * GDI bitmap objects |
| * |
| * Copyright 1993 Alexandre Julliard |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <X11/Xlib.h> |
| #include <X11/Xutil.h> |
| #include "gdi.h" |
| #include "callback.h" |
| #include "dc.h" |
| #include "bitmap.h" |
| #include "heap.h" |
| #include "stddebug.h" |
| #include "debug.h" |
| |
| #ifdef PRELIMINARY_WING16_SUPPORT |
| #include <sys/types.h> |
| #include <sys/ipc.h> |
| #include <sys/shm.h> |
| #endif |
| |
| /* GCs used for B&W and color bitmap operations */ |
| GC BITMAP_monoGC = 0, BITMAP_colorGC = 0; |
| |
| extern void CLIPPING_UpdateGCRegion( DC * dc ); /* objects/clipping.c */ |
| |
| |
| /*********************************************************************** |
| * XPutImage_wrapper |
| * |
| * Wrapper to call XPutImage with CALL_LARGE_STACK. |
| */ |
| |
| struct XPutImage_descr |
| { |
| BITMAPOBJ *bmp; |
| XImage *image; |
| INT32 width; |
| INT32 height; |
| }; |
| |
| static int XPutImage_wrapper( const struct XPutImage_descr *descr ) |
| { |
| return XPutImage( display, descr->bmp->pixmap, BITMAP_GC(descr->bmp), |
| descr->image, 0, 0, 0, 0, descr->width, descr->height ); |
| } |
| |
| /*********************************************************************** |
| * BITMAP_GetBitsPadding |
| * |
| * Return number of bytes to pad a scanline of 16-bit aligned Windows DDB data. |
| */ |
| INT32 BITMAP_GetBitsPadding( int bmWidth, int bpp ) |
| { |
| INT32 pad; |
| |
| switch (bpp) |
| { |
| case 1: |
| if (!(bmWidth & 15)) pad = 0; |
| else pad = ((16 - (bmWidth & 15)) + 7) / 8; |
| break; |
| |
| case 8: |
| pad = (2 - (bmWidth & 1)) & 1; |
| break; |
| |
| case 24: |
| pad = (bmWidth*3) & 1; |
| break; |
| |
| case 32: |
| case 16: |
| case 15: |
| pad = 0; /* we have 16bit alignment already */ |
| break; |
| |
| case 4: |
| if (!(bmWidth & 3)) pad = 0; |
| else pad = ((4 - (bmWidth & 3)) + 1) / 2; |
| break; |
| |
| default: |
| fprintf(stderr,"GetBitsPadding: unknown depth %d, please report.\n", bpp ); |
| return -1; |
| } |
| return pad; |
| } |
| |
| /*********************************************************************** |
| * BITMAP_GetBitsWidth |
| * |
| * Return number of bytes taken by a scanline of 16-bit aligned Windows DDB data. |
| */ |
| INT32 BITMAP_GetBitsWidth( int bmWidth, int bpp ) |
| { |
| switch(bpp) |
| { |
| case 1: |
| return 2 * ((bmWidth+15) >> 4); |
| |
| case 24: |
| bmWidth *= 3; /* fall through */ |
| case 8: |
| return bmWidth + (bmWidth & 1); |
| |
| case 32: |
| return bmWidth * 4; |
| |
| case 16: |
| case 15: |
| return bmWidth * 2; |
| |
| case 4: |
| return 2 * ((bmWidth+3) >> 2); |
| |
| default: |
| fprintf(stderr,"GetBitsPadding: unknown depth %d, please report.\n", bpp ); |
| } |
| return -1; |
| } |
| |
| /*********************************************************************** |
| * CreateBitmap16 (GDI.48) |
| */ |
| HBITMAP16 WINAPI CreateBitmap16( INT16 width, INT16 height, UINT16 planes, |
| UINT16 bpp, LPCVOID bits ) |
| { |
| return CreateBitmap32( width, height, planes, bpp, bits ); |
| } |
| |
| |
| /*********************************************************************** |
| * CreateBitmap32 (GDI32.25) |
| */ |
| HBITMAP32 WINAPI CreateBitmap32( INT32 width, INT32 height, UINT32 planes, |
| UINT32 bpp, LPCVOID bits ) |
| { |
| BITMAPOBJ * bmpObjPtr; |
| HBITMAP32 hbitmap; |
| |
| planes = (BYTE)planes; |
| bpp = (BYTE)bpp; |
| |
| dprintf_gdi( stddeb, "CreateBitmap: %dx%d, %d colors\n", |
| width, height, 1 << (planes*bpp) ); |
| |
| /* Check parameters */ |
| if (!height || !width || planes != 1) return 0; |
| if ((bpp != 1) && (bpp != screenDepth)) return 0; |
| if (height < 0) height = -height; |
| if (width < 0) width = -width; |
| |
| /* Create the BITMAPOBJ */ |
| hbitmap = GDI_AllocObject( sizeof(BITMAPOBJ), BITMAP_MAGIC ); |
| if (!hbitmap) return 0; |
| bmpObjPtr = (BITMAPOBJ *) GDI_HEAP_LOCK( hbitmap ); |
| |
| bmpObjPtr->size.cx = 0; |
| bmpObjPtr->size.cy = 0; |
| bmpObjPtr->bitmap.bmType = 0; |
| bmpObjPtr->bitmap.bmWidth = (INT16)width; |
| bmpObjPtr->bitmap.bmHeight = (INT16)height; |
| bmpObjPtr->bitmap.bmPlanes = (BYTE)planes; |
| bmpObjPtr->bitmap.bmBitsPixel = (BYTE)bpp; |
| bmpObjPtr->bitmap.bmWidthBytes = (INT16)BITMAP_WIDTH_BYTES( width, bpp ); |
| bmpObjPtr->bitmap.bmBits = NULL; |
| |
| /* Create the pixmap */ |
| bmpObjPtr->pixmap = XCreatePixmap(display, rootWindow, width, height, bpp); |
| if (!bmpObjPtr->pixmap) |
| { |
| GDI_HEAP_FREE( hbitmap ); |
| hbitmap = 0; |
| } |
| else if (bits) /* Set bitmap bits */ |
| SetBitmapBits32( hbitmap, height * bmpObjPtr->bitmap.bmWidthBytes, |
| bits ); |
| GDI_HEAP_UNLOCK( hbitmap ); |
| return hbitmap; |
| } |
| |
| |
| /*********************************************************************** |
| * CreateCompatibleBitmap16 (GDI.51) |
| */ |
| HBITMAP16 WINAPI CreateCompatibleBitmap16(HDC16 hdc, INT16 width, INT16 height) |
| { |
| return CreateCompatibleBitmap32( hdc, width, height ); |
| } |
| |
| |
| /*********************************************************************** |
| * CreateCompatibleBitmap32 (GDI32.30) |
| */ |
| HBITMAP32 WINAPI CreateCompatibleBitmap32(HDC32 hdc, INT32 width, INT32 height) |
| { |
| HBITMAP32 hbmpRet = 0; |
| DC *dc; |
| |
| dprintf_gdi( stddeb, "CreateCompatibleBitmap(%04x,%d,%d) = \n", |
| hdc, width, height ); |
| if (!(dc = DC_GetDCPtr( hdc ))) return 0; |
| hbmpRet = CreateBitmap32( width, height, 1, dc->w.bitsPerPixel, NULL ); |
| dprintf_gdi(stddeb,"\t\t%04x\n", hbmpRet); |
| return hbmpRet; |
| } |
| |
| |
| /*********************************************************************** |
| * CreateBitmapIndirect16 (GDI.49) |
| */ |
| HBITMAP16 WINAPI CreateBitmapIndirect16( const BITMAP16 * bmp ) |
| { |
| return CreateBitmap16( bmp->bmWidth, bmp->bmHeight, bmp->bmPlanes, |
| bmp->bmBitsPixel, PTR_SEG_TO_LIN( bmp->bmBits ) ); |
| } |
| |
| |
| /*********************************************************************** |
| * CreateBitmapIndirect32 (GDI32.26) |
| */ |
| HBITMAP32 WINAPI CreateBitmapIndirect32( const BITMAP32 * bmp ) |
| { |
| return CreateBitmap32( bmp->bmWidth, bmp->bmHeight, bmp->bmPlanes, |
| bmp->bmBitsPixel, bmp->bmBits ); |
| } |
| |
| |
| /*********************************************************************** |
| * BITMAP_GetXImage |
| * |
| * Get an X image for a bitmap. For use with CALL_LARGE_STACK. |
| */ |
| XImage *BITMAP_GetXImage( const BITMAPOBJ *bmp ) |
| { |
| return XGetImage( display, bmp->pixmap, 0, 0, bmp->bitmap.bmWidth, |
| bmp->bitmap.bmHeight, AllPlanes, ZPixmap ); |
| } |
| |
| |
| /*********************************************************************** |
| * GetBitmapBits16 (GDI.74) |
| */ |
| LONG WINAPI GetBitmapBits16( HBITMAP16 hbitmap, LONG count, LPVOID buffer ) |
| { |
| return GetBitmapBits32( hbitmap, count, buffer ); |
| } |
| |
| |
| /*********************************************************************** |
| * GetBitmapBits32 (GDI32.143) |
| */ |
| LONG WINAPI GetBitmapBits32( HBITMAP32 hbitmap, LONG count, LPVOID buffer ) |
| { |
| BITMAPOBJ * bmp; |
| LONG height, old_height; |
| XImage * image; |
| LPBYTE tbuf; |
| int h,w,pad; |
| |
| /* KLUDGE! */ |
| if (count < 0) { |
| fprintf(stderr, "Negative number of bytes (%ld) passed to GetBitmapBits???\n", count ); |
| count = -count; |
| } |
| bmp = (BITMAPOBJ *) GDI_GetObjPtr( hbitmap, BITMAP_MAGIC ); |
| if (!bmp) return 0; |
| |
| /* Only get entire lines */ |
| height = count / bmp->bitmap.bmWidthBytes; |
| if (height > bmp->bitmap.bmHeight) height = bmp->bitmap.bmHeight; |
| |
| dprintf_bitmap(stddeb, "GetBitmapBits: %dx%d %d colors %p fetched height: %ld\n", |
| bmp->bitmap.bmWidth, bmp->bitmap.bmHeight, |
| 1 << bmp->bitmap.bmBitsPixel, buffer, height ); |
| |
| pad = BITMAP_GetBitsPadding( bmp->bitmap.bmWidth, bmp->bitmap.bmBitsPixel ); |
| |
| if (!height || (pad == -1)) |
| { |
| GDI_HEAP_UNLOCK( hbitmap ); |
| return 0; |
| } |
| |
| /* Hack: change the bitmap height temporarily to avoid */ |
| /* getting unnecessary bitmap rows. */ |
| old_height = bmp->bitmap.bmHeight; |
| bmp->bitmap.bmHeight = height; |
| image = (XImage *)CALL_LARGE_STACK( BITMAP_GetXImage, bmp ); |
| bmp->bitmap.bmHeight = old_height; |
| |
| /* copy XImage to 16 bit padded image buffer with real bitsperpixel */ |
| |
| tbuf = buffer; |
| switch (bmp->bitmap.bmBitsPixel) |
| { |
| case 1: |
| for (h=0;h<height;h++) |
| { |
| *tbuf = 0; |
| for (w=0;w<bmp->bitmap.bmWidth;w++) |
| { |
| if ((w%8) == 0) |
| *tbuf = 0; |
| *tbuf |= XGetPixel(image,w,h)<<(7-(w&7)); |
| if ((w&7) == 7) ++tbuf; |
| } |
| tbuf += pad; |
| } |
| break; |
| case 4: |
| for (h=0;h<height;h++) |
| { |
| for (w=0;w<bmp->bitmap.bmWidth;w++) |
| { |
| if (!(w & 1)) *tbuf = XGetPixel( image, w, h) << 4; |
| else *tbuf++ |= XGetPixel( image, w, h) & 0x0f; |
| } |
| tbuf += pad; |
| } |
| break; |
| case 8: |
| for (h=0;h<height;h++) |
| { |
| for (w=0;w<bmp->bitmap.bmWidth;w++) |
| *tbuf++ = XGetPixel(image,w,h); |
| tbuf += pad; |
| } |
| break; |
| case 15: |
| case 16: |
| for (h=0;h<height;h++) |
| { |
| for (w=0;w<bmp->bitmap.bmWidth;w++) |
| { |
| long pixel = XGetPixel(image,w,h); |
| |
| *tbuf++ = pixel & 0xff; |
| *tbuf++ = (pixel>>8) & 0xff; |
| } |
| } |
| break; |
| case 24: |
| for (h=0;h<height;h++) |
| { |
| for (w=0;w<bmp->bitmap.bmWidth;w++) |
| { |
| long pixel = XGetPixel(image,w,h); |
| |
| *tbuf++ = pixel & 0xff; |
| *tbuf++ = (pixel>> 8) & 0xff; |
| *tbuf++ = (pixel>>16) & 0xff; |
| } |
| tbuf += pad; |
| } |
| } |
| XDestroyImage( image ); |
| GDI_HEAP_UNLOCK( hbitmap ); |
| return height * bmp->bitmap.bmWidthBytes; |
| } |
| |
| |
| /*********************************************************************** |
| * SetBitmapBits16 (GDI.106) |
| */ |
| LONG WINAPI SetBitmapBits16( HBITMAP16 hbitmap, LONG count, LPCVOID buffer ) |
| { |
| return SetBitmapBits32( hbitmap, count, buffer ); |
| } |
| |
| |
| /*********************************************************************** |
| * SetBitmapBits32 (GDI32.303) |
| */ |
| LONG WINAPI SetBitmapBits32( HBITMAP32 hbitmap, LONG count, LPCVOID buffer ) |
| { |
| struct XPutImage_descr descr; |
| BITMAPOBJ * bmp; |
| LONG height; |
| XImage * image; |
| LPBYTE sbuf,tmpbuffer; |
| int w,h,pad,widthbytes; |
| |
| /* KLUDGE! */ |
| if (count < 0) { |
| fprintf(stderr, "Negative number of bytes (%ld) passed to SetBitmapBits???\n", count ); |
| count = -count; |
| } |
| bmp = (BITMAPOBJ *) GDI_GetObjPtr( hbitmap, BITMAP_MAGIC ); |
| if (!bmp) return 0; |
| |
| dprintf_bitmap(stddeb, "SetBitmapBits: %dx%d %d colors %p\n", |
| bmp->bitmap.bmWidth, bmp->bitmap.bmHeight, |
| 1 << bmp->bitmap.bmBitsPixel, buffer ); |
| |
| /* Only set entire lines */ |
| height = count / bmp->bitmap.bmWidthBytes; |
| if (height > bmp->bitmap.bmHeight) height = bmp->bitmap.bmHeight; |
| |
| pad = BITMAP_GetBitsPadding( bmp->bitmap.bmWidth, bmp->bitmap.bmBitsPixel ); |
| |
| if (!height || (pad == -1)) |
| { |
| GDI_HEAP_UNLOCK( hbitmap ); |
| return 0; |
| } |
| |
| sbuf = (LPBYTE)buffer; |
| |
| widthbytes = DIB_GetXImageWidthBytes(bmp->bitmap.bmWidth,bmp->bitmap.bmBitsPixel); |
| tmpbuffer = (LPBYTE)xmalloc(widthbytes*height); |
| image = XCreateImage( display, DefaultVisualOfScreen(screen), |
| bmp->bitmap.bmBitsPixel, ZPixmap, 0, tmpbuffer, |
| bmp->bitmap.bmWidth,height,32,widthbytes |
| ); |
| |
| /* copy 16 bit padded image buffer with real bitsperpixel to XImage */ |
| sbuf = (LPBYTE)buffer; |
| switch (bmp->bitmap.bmBitsPixel) |
| { |
| case 1: |
| for (h=0;h<height;h++) |
| { |
| for (w=0;w<bmp->bitmap.bmWidth;w++) |
| { |
| XPutPixel(image,w,h,(sbuf[0]>>(7-(w&7))) & 1); |
| if ((w&7) == 7) |
| sbuf++; |
| } |
| sbuf += pad; |
| } |
| break; |
| case 4: |
| for (h=0;h<height;h++) |
| { |
| for (w=0;w<bmp->bitmap.bmWidth;w++) |
| { |
| if (!(w & 1)) XPutPixel( image, w, h, *sbuf >> 4 ); |
| else XPutPixel( image, w, h, *sbuf++ & 0xf ); |
| } |
| sbuf += pad; |
| } |
| break; |
| case 8: |
| for (h=0;h<height;h++) |
| { |
| for (w=0;w<bmp->bitmap.bmWidth;w++) |
| XPutPixel(image,w,h,*sbuf++); |
| sbuf += pad; |
| } |
| break; |
| case 15: |
| case 16: |
| for (h=0;h<height;h++) |
| { |
| for (w=0;w<bmp->bitmap.bmWidth;w++) |
| { |
| XPutPixel(image,w,h,sbuf[1]*256+sbuf[0]); |
| sbuf+=2; |
| } |
| } |
| break; |
| case 24: |
| for (h=0;h<height;h++) |
| { |
| for (w=0;w<bmp->bitmap.bmWidth;w++) |
| { |
| XPutPixel(image,w,h,(sbuf[2]<<16)+(sbuf[1]<<8)+sbuf[0]); |
| sbuf += 3; |
| } |
| sbuf += pad; |
| } |
| break; |
| } |
| |
| descr.bmp = bmp; |
| descr.image = image; |
| descr.width = bmp->bitmap.bmWidth; |
| descr.height = height; |
| CALL_LARGE_STACK( XPutImage_wrapper, &descr ); |
| |
| XDestroyImage( image ); /* frees tmpbuffer too */ |
| GDI_HEAP_UNLOCK( hbitmap ); |
| return height * bmp->bitmap.bmWidthBytes; |
| } |
| |
| /********************************************************************** |
| * LoadImageA (USER32.364) |
| * FIXME: implementation still lacks nearly all features, see LR_* |
| * defines in windows.h |
| */ |
| |
| HANDLE32 WINAPI LoadImage32A( HINSTANCE32 hinst, LPCSTR name, UINT32 type, |
| INT32 desiredx, INT32 desiredy, UINT32 loadflags) |
| { |
| if (HIWORD(name)) { |
| dprintf_resource(stddeb,"LoadImage32A(0x%04x,%s,%d,%d,%d,0x%08x)\n", |
| hinst,name,type,desiredx,desiredy,loadflags |
| ); |
| } else { |
| dprintf_resource(stddeb,"LoadImage32A(0x%04x,%p,%d,%d,%d,0x%08x)\n", |
| hinst,name,type,desiredx,desiredy,loadflags |
| ); |
| } |
| switch (type) { |
| case IMAGE_BITMAP: |
| return LoadBitmap32A(hinst,name); |
| case IMAGE_ICON: |
| return LoadIcon32A(hinst,name); |
| case IMAGE_CURSOR: |
| return LoadCursor32A(hinst,name); |
| } |
| return 0; |
| } |
| |
| HANDLE32 WINAPI LoadImage32W( HINSTANCE32 hinst, LPCWSTR name, UINT32 type, |
| INT32 desiredx, INT32 desiredy, UINT32 loadflags) |
| { |
| if (HIWORD(name)) { |
| dprintf_resource(stddeb,"LoadImage32W(0x%04x,%p,%d,%d,%d,0x%08x)\n", |
| hinst,name,type,desiredx,desiredy,loadflags |
| ); |
| } else { |
| dprintf_resource(stddeb,"LoadImage32W(0x%04x,%p,%d,%d,%d,0x%08x)\n", |
| hinst,name,type,desiredx,desiredy,loadflags |
| ); |
| } |
| switch (type) { |
| case IMAGE_BITMAP: |
| return LoadBitmap32W(hinst,name); |
| case IMAGE_ICON: |
| return LoadIcon32W(hinst,name); |
| case IMAGE_CURSOR: |
| return LoadCursor32W(hinst,name); |
| } |
| return 0; |
| } |
| |
| /********************************************************************** |
| * CopyImage32 (USER32.60) |
| * |
| * FIXME: implementation still lacks nearly all features, see LR_* |
| * defines in windows.h |
| */ |
| HANDLE32 WINAPI CopyImage32( HANDLE32 hnd, UINT32 type, INT32 desiredx, |
| INT32 desiredy, UINT32 flags ) |
| { |
| switch (type) |
| { |
| case IMAGE_BITMAP: |
| return hnd; /* FIXME ... need to copy here */ |
| case IMAGE_ICON: |
| return CopyIcon32(hnd); |
| case IMAGE_CURSOR: |
| return CopyCursor32(hnd); |
| } |
| return 0; |
| } |
| |
| |
| /********************************************************************** |
| * LoadBitmap16 (USER.175) |
| */ |
| HBITMAP16 WINAPI LoadBitmap16( HINSTANCE16 instance, SEGPTR name ) |
| { |
| HBITMAP32 hbitmap = 0; |
| HDC32 hdc; |
| HRSRC16 hRsrc; |
| HGLOBAL16 handle; |
| BITMAPINFO *info; |
| |
| if (HIWORD(name)) |
| { |
| char *str = (char *)PTR_SEG_TO_LIN( name ); |
| dprintf_bitmap( stddeb, "LoadBitmap16(%04x,'%s')\n", instance, str ); |
| if (str[0] == '#') name = (SEGPTR)(DWORD)(WORD)atoi( str + 1 ); |
| } |
| else |
| dprintf_bitmap( stddeb, "LoadBitmap16(%04x,%04x)\n", |
| instance, LOWORD(name) ); |
| |
| if (!instance) /* OEM bitmap */ |
| { |
| if (HIWORD((int)name)) return 0; |
| return OBM_LoadBitmap( LOWORD((int)name) ); |
| } |
| |
| if (!(hRsrc = FindResource16( instance, name, RT_BITMAP ))) return 0; |
| if (!(handle = LoadResource16( instance, hRsrc ))) return 0; |
| |
| info = (BITMAPINFO *)LockResource16( handle ); |
| if ((hdc = GetDC32(0)) != 0) |
| { |
| char *bits = (char *)info + DIB_BitmapInfoSize( info, DIB_RGB_COLORS ); |
| hbitmap = CreateDIBitmap32( hdc, &info->bmiHeader, CBM_INIT, |
| bits, info, DIB_RGB_COLORS ); |
| ReleaseDC32( 0, hdc ); |
| } |
| FreeResource16( handle ); |
| return hbitmap; |
| } |
| |
| /********************************************************************** |
| * LoadBitmap32W (USER32.357) |
| */ |
| HBITMAP32 WINAPI LoadBitmap32W( HINSTANCE32 instance, LPCWSTR name ) |
| { |
| HBITMAP32 hbitmap = 0; |
| HDC32 hdc; |
| HRSRC32 hRsrc; |
| HGLOBAL32 handle; |
| BITMAPINFO *info; |
| |
| if (!instance) /* OEM bitmap */ |
| { |
| if (HIWORD((int)name)) return 0; |
| return OBM_LoadBitmap( LOWORD((int)name) ); |
| } |
| |
| if (!(hRsrc = FindResource32W( instance, name, |
| (LPWSTR)RT_BITMAP ))) return 0; |
| if (!(handle = LoadResource32( instance, hRsrc ))) return 0; |
| |
| info = (BITMAPINFO *)LockResource32( handle ); |
| if ((hdc = GetDC32(0)) != 0) |
| { |
| char *bits = (char *)info + DIB_BitmapInfoSize( info, DIB_RGB_COLORS ); |
| hbitmap = CreateDIBitmap32( hdc, &info->bmiHeader, CBM_INIT, |
| bits, info, DIB_RGB_COLORS ); |
| ReleaseDC32( 0, hdc ); |
| } |
| return hbitmap; |
| } |
| |
| |
| /********************************************************************** |
| * LoadBitmap32A (USER32.356) |
| */ |
| HBITMAP32 WINAPI LoadBitmap32A( HINSTANCE32 instance, LPCSTR name ) |
| { |
| HBITMAP32 res; |
| if (!HIWORD(name)) res = LoadBitmap32W( instance, (LPWSTR)name ); |
| else |
| { |
| LPWSTR uni = HEAP_strdupAtoW( GetProcessHeap(), 0, name ); |
| res = LoadBitmap32W( instance, uni ); |
| HeapFree( GetProcessHeap(), 0, uni ); |
| } |
| return res; |
| } |
| |
| |
| /*********************************************************************** |
| * BITMAP_DeleteObject |
| */ |
| BOOL32 BITMAP_DeleteObject( HBITMAP16 hbitmap, BITMAPOBJ * bmp ) |
| { |
| #ifdef PRELIMINARY_WING16_SUPPORT |
| if( bmp->bitmap.bmBits ) |
| XShmDetach( display, (XShmSegmentInfo*)bmp->bitmap.bmBits ); |
| #endif |
| |
| XFreePixmap( display, bmp->pixmap ); |
| #ifdef PRELIMINARY_WING16_SUPPORT |
| if( bmp->bitmap.bmBits ) |
| { |
| __ShmBitmapCtl* p = (__ShmBitmapCtl*)bmp->bitmap.bmBits; |
| WORD sel = HIWORD(p->bits); |
| unsigned long l, limit = GetSelectorLimit(sel); |
| |
| for( l = 0; l < limit; l += 0x10000, sel += __AHINCR ) |
| FreeSelector(sel); |
| shmctl(p->si.shmid, IPC_RMID, NULL); |
| shmdt(p->si.shmaddr); /* already marked for destruction */ |
| } |
| #endif |
| return GDI_FreeObject( hbitmap ); |
| } |
| |
| |
| /*********************************************************************** |
| * BITMAP_GetObject16 |
| */ |
| INT16 BITMAP_GetObject16( BITMAPOBJ * bmp, INT16 count, LPVOID buffer ) |
| { |
| if (count > sizeof(bmp->bitmap)) count = sizeof(bmp->bitmap); |
| memcpy( buffer, &bmp->bitmap, count ); |
| return count; |
| } |
| |
| |
| /*********************************************************************** |
| * BITMAP_GetObject32 |
| */ |
| INT32 BITMAP_GetObject32( BITMAPOBJ * bmp, INT32 count, LPVOID buffer ) |
| { |
| BITMAP32 bmp32; |
| bmp32.bmType = bmp->bitmap.bmType; |
| bmp32.bmWidth = bmp->bitmap.bmWidth; |
| bmp32.bmHeight = bmp->bitmap.bmHeight; |
| bmp32.bmWidthBytes = bmp->bitmap.bmWidthBytes; |
| bmp32.bmPlanes = bmp->bitmap.bmPlanes; |
| bmp32.bmBitsPixel = bmp->bitmap.bmBitsPixel; |
| bmp32.bmBits = NULL; |
| if (count > sizeof(bmp32)) count = sizeof(bmp32); |
| memcpy( buffer, &bmp32, count ); |
| return count; |
| } |
| |
| |
| |
| /*********************************************************************** |
| * CreateDiscardableBitmap16 (GDI.156) |
| */ |
| HBITMAP16 WINAPI CreateDiscardableBitmap16( HDC16 hdc, INT16 width, |
| INT16 height ) |
| { |
| return CreateCompatibleBitmap16( hdc, width, height ); |
| } |
| |
| |
| /*********************************************************************** |
| * CreateDiscardableBitmap32 (GDI32.38) |
| */ |
| HBITMAP32 WINAPI CreateDiscardableBitmap32( HDC32 hdc, INT32 width, |
| INT32 height ) |
| { |
| return CreateCompatibleBitmap32( hdc, width, height ); |
| } |
| |
| |
| /*********************************************************************** |
| * GetBitmapDimensionEx16 (GDI.468) |
| */ |
| BOOL16 WINAPI GetBitmapDimensionEx16( HBITMAP16 hbitmap, LPSIZE16 size ) |
| { |
| BITMAPOBJ * bmp = (BITMAPOBJ *) GDI_GetObjPtr( hbitmap, BITMAP_MAGIC ); |
| if (!bmp) return FALSE; |
| *size = bmp->size; |
| GDI_HEAP_UNLOCK( hbitmap ); |
| return TRUE; |
| } |
| |
| |
| /*********************************************************************** |
| * GetBitmapDimensionEx32 (GDI32.144) |
| */ |
| BOOL32 WINAPI GetBitmapDimensionEx32( HBITMAP32 hbitmap, LPSIZE32 size ) |
| { |
| BITMAPOBJ * bmp = (BITMAPOBJ *) GDI_GetObjPtr( hbitmap, BITMAP_MAGIC ); |
| if (!bmp) return FALSE; |
| size->cx = (INT32)bmp->size.cx; |
| size->cy = (INT32)bmp->size.cy; |
| GDI_HEAP_UNLOCK( hbitmap ); |
| return TRUE; |
| } |
| |
| |
| /*********************************************************************** |
| * GetBitmapDimension (GDI.162) |
| */ |
| DWORD WINAPI GetBitmapDimension( HBITMAP16 hbitmap ) |
| { |
| SIZE16 size; |
| if (!GetBitmapDimensionEx16( hbitmap, &size )) return 0; |
| return MAKELONG( size.cx, size.cy ); |
| } |
| |
| |
| /*********************************************************************** |
| * SetBitmapDimensionEx16 (GDI.478) |
| */ |
| BOOL16 WINAPI SetBitmapDimensionEx16( HBITMAP16 hbitmap, INT16 x, INT16 y, |
| LPSIZE16 prevSize ) |
| { |
| BITMAPOBJ * bmp = (BITMAPOBJ *) GDI_GetObjPtr( hbitmap, BITMAP_MAGIC ); |
| if (!bmp) return FALSE; |
| if (prevSize) *prevSize = bmp->size; |
| bmp->size.cx = x; |
| bmp->size.cy = y; |
| GDI_HEAP_UNLOCK( hbitmap ); |
| return TRUE; |
| } |
| |
| |
| /*********************************************************************** |
| * SetBitmapDimensionEx32 (GDI32.304) |
| */ |
| BOOL32 WINAPI SetBitmapDimensionEx32( HBITMAP32 hbitmap, INT32 x, INT32 y, |
| LPSIZE32 prevSize ) |
| { |
| BITMAPOBJ * bmp = (BITMAPOBJ *) GDI_GetObjPtr( hbitmap, BITMAP_MAGIC ); |
| if (!bmp) return FALSE; |
| if (prevSize) CONV_SIZE16TO32( &bmp->size, prevSize ); |
| bmp->size.cx = (INT16)x; |
| bmp->size.cy = (INT16)y; |
| GDI_HEAP_UNLOCK( hbitmap ); |
| return TRUE; |
| } |
| |
| |
| /*********************************************************************** |
| * SetBitmapDimension (GDI.163) |
| */ |
| DWORD WINAPI SetBitmapDimension( HBITMAP16 hbitmap, INT16 x, INT16 y ) |
| { |
| SIZE16 size; |
| if (!SetBitmapDimensionEx16( hbitmap, x, y, &size )) return 0; |
| return MAKELONG( size.cx, size.cy ); |
| } |
| |