273 lines
7.9 KiB
C
273 lines
7.9 KiB
C
/*
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* GDI objects
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*
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* Copyright 1993 Alexandre Julliard
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include "bitmap.h"
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#include "brush.h"
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#include "font.h"
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#include "metafiledrv.h"
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#include "pen.h"
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#include "debug.h"
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#include "heap.h"
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/***********************************************************************
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* MFDRV_BITMAP_SelectObject
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*/
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static HBITMAP16 MFDRV_BITMAP_SelectObject( DC * dc, HBITMAP16 hbitmap,
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BITMAPOBJ * bmp )
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{
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return 0;
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}
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/******************************************************************
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* MFDRV_CreateBrushIndirect
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*/
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static BOOL MFDRV_CreateBrushIndirect(DC *dc, HBRUSH16 hBrush,
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LOGBRUSH16 *logbrush)
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{
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int index;
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char buffer[sizeof(METARECORD) - 2 + sizeof(*logbrush)];
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METARECORD *mr = (METARECORD *)&buffer;
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mr->rdSize = (sizeof(METARECORD) + sizeof(*logbrush) - 2) / 2;
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mr->rdFunction = META_CREATEBRUSHINDIRECT;
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memcpy(&(mr->rdParm), logbrush, sizeof(*logbrush));
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if (!(MFDRV_WriteRecord( dc, mr, mr->rdSize * 2))) return FALSE;
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mr->rdSize = sizeof(METARECORD) / 2;
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mr->rdFunction = META_SELECTOBJECT;
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if ((index = MFDRV_AddHandleDC( dc )) == -1) return FALSE;
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*(mr->rdParm) = index;
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return MFDRV_WriteRecord( dc, mr, mr->rdSize * 2);
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}
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/******************************************************************
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* MFDRV_CreatePatternBrush
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*/
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static BOOL MFDRV_CreatePatternBrush(DC *dc, HBRUSH16 hBrush,
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LOGBRUSH16 *logbrush)
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{
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DWORD len, bmSize, biSize;
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METARECORD *mr;
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BITMAPINFO *info;
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int index;
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char buffer[sizeof(METARECORD)];
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switch (logbrush->lbStyle)
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{
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case BS_PATTERN:
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{
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BITMAP bm;
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BYTE *bits;
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GetObjectA(logbrush->lbHatch, sizeof(bm), &bm);
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if(bm.bmBitsPixel != 1 || bm.bmPlanes != 1) {
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FIXME(metafile, "Trying to store a colour pattern brush\n");
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return FALSE;
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}
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bmSize = bm.bmHeight * DIB_GetDIBWidthBytes(bm.bmWidth, 1);
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len = sizeof(METARECORD) + sizeof(WORD) + sizeof(BITMAPINFO) +
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sizeof(RGBQUAD) + bmSize;
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mr = HeapAlloc(SystemHeap, HEAP_ZERO_MEMORY, len);
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if(!mr) return FALSE;
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mr->rdFunction = META_DIBCREATEPATTERNBRUSH;
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mr->rdSize = len / 2;
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mr->rdParm[0] = BS_PATTERN;
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mr->rdParm[1] = DIB_RGB_COLORS;
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info = (BITMAPINFO *)(mr->rdParm + 2);
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info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
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info->bmiHeader.biWidth = bm.bmWidth;
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info->bmiHeader.biHeight = bm.bmHeight;
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info->bmiHeader.biPlanes = 1;
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info->bmiHeader.biBitCount = 1;
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bits = ((BYTE *)info) + sizeof(BITMAPINFO) + sizeof(RGBQUAD);
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GetDIBits(dc->hSelf, logbrush->lbHatch, 0, bm.bmHeight, bits,
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info, DIB_RGB_COLORS);
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*(DWORD *)info->bmiColors = 0;
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*(DWORD *)(info->bmiColors + 1) = 0xffffff;
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break;
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}
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case BS_DIBPATTERN:
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info = (BITMAPINFO *)GlobalLock16((HGLOBAL16)logbrush->lbHatch);
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if (info->bmiHeader.biCompression)
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bmSize = info->bmiHeader.biSizeImage;
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else
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bmSize = DIB_GetDIBWidthBytes(info->bmiHeader.biWidth,
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info->bmiHeader.biBitCount)
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* info->bmiHeader.biHeight;
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biSize = DIB_BitmapInfoSize(info, LOWORD(logbrush->lbColor));
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len = sizeof(METARECORD) + biSize + bmSize + 2;
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mr = HeapAlloc(SystemHeap, HEAP_ZERO_MEMORY, len);
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if(!mr) return FALSE;
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mr->rdFunction = META_DIBCREATEPATTERNBRUSH;
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mr->rdSize = len / 2;
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*(mr->rdParm) = logbrush->lbStyle;
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*(mr->rdParm + 1) = LOWORD(logbrush->lbColor);
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memcpy(mr->rdParm + 2, info, biSize + bmSize);
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break;
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default:
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return FALSE;
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}
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if (!(MFDRV_WriteRecord(dc, mr, len)))
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{
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HeapFree(SystemHeap, 0, mr);
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return FALSE;
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}
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HeapFree(SystemHeap, 0, mr);
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mr = (METARECORD *)&buffer;
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mr->rdSize = sizeof(METARECORD) / 2;
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mr->rdFunction = META_SELECTOBJECT;
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if ((index = MFDRV_AddHandleDC( dc )) == -1) return FALSE;
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*(mr->rdParm) = index;
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return MFDRV_WriteRecord( dc, mr, mr->rdSize * 2);
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}
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/***********************************************************************
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* MFDRV_BRUSH_SelectObject
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*/
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static HBRUSH MFDRV_BRUSH_SelectObject( DC * dc, HBRUSH hbrush,
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BRUSHOBJ * brush )
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{
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LOGBRUSH16 logbrush = { brush->logbrush.lbStyle,
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brush->logbrush.lbColor,
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brush->logbrush.lbHatch };
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switch (brush->logbrush.lbStyle)
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{
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case BS_SOLID:
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case BS_HATCHED:
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case BS_HOLLOW:
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if (!MFDRV_CreateBrushIndirect( dc, hbrush, &logbrush )) return 0;
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break;
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case BS_PATTERN:
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case BS_DIBPATTERN:
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if (!MFDRV_CreatePatternBrush( dc, hbrush, &logbrush )) return 0;
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break;
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}
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return 1; /* FIXME? */
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}
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/******************************************************************
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* MFDRV_CreateFontIndirect
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*/
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static BOOL MFDRV_CreateFontIndirect(DC *dc, HFONT16 hFont, LOGFONT16 *logfont)
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{
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int index;
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char buffer[sizeof(METARECORD) - 2 + sizeof(LOGFONT16)];
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METARECORD *mr = (METARECORD *)&buffer;
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mr->rdSize = (sizeof(METARECORD) + sizeof(LOGFONT16) - 2) / 2;
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mr->rdFunction = META_CREATEFONTINDIRECT;
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memcpy(&(mr->rdParm), logfont, sizeof(LOGFONT16));
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if (!(MFDRV_WriteRecord( dc, mr, mr->rdSize * 2))) return FALSE;
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mr->rdSize = sizeof(METARECORD) / 2;
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mr->rdFunction = META_SELECTOBJECT;
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if ((index = MFDRV_AddHandleDC( dc )) == -1) return FALSE;
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*(mr->rdParm) = index;
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return MFDRV_WriteRecord( dc, mr, mr->rdSize * 2);
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}
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/***********************************************************************
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* MFDRV_FONT_SelectObject
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*/
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static HFONT16 MFDRV_FONT_SelectObject( DC * dc, HFONT16 hfont,
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FONTOBJ * font )
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{
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HFONT16 prevHandle = dc->w.hFont;
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if (MFDRV_CreateFontIndirect(dc, hfont, &(font->logfont)))
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return prevHandle;
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return 0;
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}
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/******************************************************************
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* MFDRV_CreatePenIndirect
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*/
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static BOOL MFDRV_CreatePenIndirect(DC *dc, HPEN16 hPen, LOGPEN16 *logpen)
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{
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int index;
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char buffer[sizeof(METARECORD) - 2 + sizeof(*logpen)];
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METARECORD *mr = (METARECORD *)&buffer;
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mr->rdSize = (sizeof(METARECORD) + sizeof(*logpen) - 2) / 2;
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mr->rdFunction = META_CREATEPENINDIRECT;
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memcpy(&(mr->rdParm), logpen, sizeof(*logpen));
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if (!(MFDRV_WriteRecord( dc, mr, mr->rdSize * 2))) return FALSE;
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mr->rdSize = sizeof(METARECORD) / 2;
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mr->rdFunction = META_SELECTOBJECT;
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if ((index = MFDRV_AddHandleDC( dc )) == -1) return FALSE;
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*(mr->rdParm) = index;
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return MFDRV_WriteRecord( dc, mr, mr->rdSize * 2);
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}
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/***********************************************************************
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* MFDRV_PEN_SelectObject
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*/
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static HPEN MFDRV_PEN_SelectObject( DC * dc, HPEN hpen, PENOBJ * pen )
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{
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HPEN prevHandle = dc->w.hPen;
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LOGPEN16 logpen = { pen->logpen.lopnStyle,
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{ pen->logpen.lopnWidth.x, pen->logpen.lopnWidth.y },
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pen->logpen.lopnColor };
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if (MFDRV_CreatePenIndirect( dc, hpen, &logpen )) return prevHandle;
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return 0;
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}
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/***********************************************************************
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* MFDRV_SelectObject
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*/
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HGDIOBJ MFDRV_SelectObject( DC *dc, HGDIOBJ handle )
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{
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GDIOBJHDR * ptr = GDI_GetObjPtr( handle, MAGIC_DONTCARE );
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HGDIOBJ ret = 0;
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if (!ptr) return 0;
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TRACE(gdi, "hdc=%04x %04x\n", dc->hSelf, handle );
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switch(ptr->wMagic)
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{
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case PEN_MAGIC:
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ret = MFDRV_PEN_SelectObject( dc, handle, (PENOBJ *)ptr );
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break;
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case BRUSH_MAGIC:
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ret = MFDRV_BRUSH_SelectObject( dc, handle, (BRUSHOBJ *)ptr );
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break;
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case BITMAP_MAGIC:
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ret = MFDRV_BITMAP_SelectObject( dc, handle, (BITMAPOBJ *)ptr );
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break;
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case FONT_MAGIC:
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ret = MFDRV_FONT_SelectObject( dc, handle, (FONTOBJ *)ptr );
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break;
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case REGION_MAGIC:
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ret = (HGDIOBJ16)SelectClipRgn16( dc->hSelf, handle );
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break;
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}
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GDI_HEAP_UNLOCK( handle );
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return ret;
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}
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