268 lines
7.5 KiB
C
268 lines
7.5 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 <string.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 "debugtools.h"
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#include "heap.h"
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DEFAULT_DEBUG_CHANNEL(metafile)
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DECLARE_DEBUG_CHANNEL(gdi)
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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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INT16 MFDRV_CreateBrushIndirect(DC *dc, HBRUSH hBrush )
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{
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INT16 index;
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DWORD size;
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METARECORD *mr;
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BRUSHOBJ *brushObj = (BRUSHOBJ *)GDI_GetObjPtr( hBrush, BRUSH_MAGIC );
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if(!brushObj) return -1;
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switch(brushObj->logbrush.lbStyle) {
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case BS_SOLID:
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case BS_NULL:
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case BS_HATCHED:
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{
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LOGBRUSH16 lb16;
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lb16.lbStyle = brushObj->logbrush.lbStyle;
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lb16.lbColor = brushObj->logbrush.lbColor;
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lb16.lbHatch = brushObj->logbrush.lbHatch;
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size = sizeof(METARECORD) + sizeof(LOGBRUSH16) - 2;
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mr = HeapAlloc( GetProcessHeap(), 0, size );
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mr->rdSize = size / 2;
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mr->rdFunction = META_CREATEBRUSHINDIRECT;
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memcpy( mr->rdParm, &lb16, sizeof(LOGBRUSH));
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break;
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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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BITMAPINFO *info;
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DWORD bmSize;
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GetObjectA(brushObj->logbrush.lbHatch, sizeof(bm), &bm);
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if(bm.bmBitsPixel != 1 || bm.bmPlanes != 1) {
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FIXME("Trying to store a colour pattern brush\n");
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return FALSE;
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}
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bmSize = DIB_GetDIBImageBytes(bm.bmWidth, bm.bmHeight, 1);
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size = sizeof(METARECORD) + sizeof(WORD) + sizeof(BITMAPINFO) +
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sizeof(RGBQUAD) + bmSize;
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mr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
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if(!mr) return FALSE;
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mr->rdFunction = META_DIBCREATEPATTERNBRUSH;
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mr->rdSize = size / 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, brushObj->logbrush.lbHatch, 0, bm.bmHeight,
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bits, 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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{
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BITMAPINFO *info;
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DWORD bmSize, biSize;
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info = GlobalLock16((HGLOBAL16)brushObj->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_GetDIBImageBytes(info->bmiHeader.biWidth,
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info->bmiHeader.biHeight,
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info->bmiHeader.biBitCount);
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biSize = DIB_BitmapInfoSize(info,
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LOWORD(brushObj->logbrush.lbColor));
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size = sizeof(METARECORD) + biSize + bmSize + 2;
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mr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
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if(!mr) return FALSE;
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mr->rdFunction = META_DIBCREATEPATTERNBRUSH;
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mr->rdSize = size / 2;
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*(mr->rdParm) = brushObj->logbrush.lbStyle;
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*(mr->rdParm + 1) = LOWORD(brushObj->logbrush.lbColor);
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memcpy(mr->rdParm + 2, info, biSize + bmSize);
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break;
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}
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default:
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FIXME("Unkonwn brush style %x\n", brushObj->logbrush.lbStyle);
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return -1;
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}
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index = MFDRV_AddHandleDC( dc );
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if(!MFDRV_WriteRecord( dc, mr, mr->rdSize * 2))
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index = -1;
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HeapFree(GetProcessHeap(), 0, mr);
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GDI_HEAP_UNLOCK( hBrush );
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return index;
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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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INT16 index;
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METARECORD mr;
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index = MFDRV_CreateBrushIndirect( dc, hbrush );
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if(index == -1) return 0;
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mr.rdSize = sizeof(mr) / 2;
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mr.rdFunction = META_SELECTOBJECT;
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mr.rdParm[0] = 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_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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LOGPEN16 logpen;
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HPEN prevHandle = dc->w.hPen;
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logpen.lopnStyle = pen->logpen.lopnStyle;
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logpen.lopnWidth.x = pen->logpen.lopnWidth.x;
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logpen.lopnWidth.y = pen->logpen.lopnWidth.y;
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logpen.lopnColor = 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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