mirror of
git://source.winehq.org/git/wine.git
synced 2024-11-02 01:21:47 +00:00
9e8ce63e2e
with an object that it wants to know when the object is deleted. Until the dc gets delete notification it's free to assume that it doesn't need to write the create record for that object again. Upon receiving the delete notification it writes the DeleteObject record. Windows seems to do it this way too.
379 lines
11 KiB
C
379 lines
11 KiB
C
/*
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* Enhanced MetaFile objects
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*
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* Copyright 1999 Huw D M Davies
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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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 "enhmfdrv/enhmetafiledrv.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(enhmetafile);
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/******************************************************************
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* EMFDRV_AddHandle
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*/
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static UINT EMFDRV_AddHandle( PHYSDEV dev, HGDIOBJ obj )
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{
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EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE *)dev;
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UINT index;
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for(index = 0; index < physDev->handles_size; index++)
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if(physDev->handles[index] == 0) break;
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if(index == physDev->handles_size) {
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physDev->handles_size += HANDLE_LIST_INC;
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physDev->handles = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
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physDev->handles,
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physDev->handles_size * sizeof(physDev->handles[0]));
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}
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physDev->handles[index] = obj;
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physDev->cur_handles++;
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if(physDev->cur_handles > physDev->emh->nHandles)
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physDev->emh->nHandles++;
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return index + 1; /* index 0 is reserved for the hmf, so we increment everything by 1 */
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}
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/******************************************************************
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* EMFDRV_FindObject
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*/
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static UINT EMFDRV_FindObject( PHYSDEV dev, HGDIOBJ obj )
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{
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EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE*) dev;
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UINT index;
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for(index = 0; index < physDev->handles_size; index++)
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if(physDev->handles[index] == obj) break;
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if(index == physDev->handles_size) return 0;
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return index + 1;
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}
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/******************************************************************
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* EMFDRV_DeleteObject
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*/
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BOOL EMFDRV_DeleteObject( PHYSDEV dev, HGDIOBJ obj )
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{
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EMRDELETEOBJECT emr;
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EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE*) dev;
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UINT index;
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BOOL ret = TRUE;
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if(!(index = EMFDRV_FindObject(dev, obj))) return 0;
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emr.emr.iType = EMR_DELETEOBJECT;
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emr.emr.nSize = sizeof(emr);
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emr.ihObject = index;
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if(!EMFDRV_WriteRecord( dev, &emr.emr ))
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ret = FALSE;
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physDev->handles[index - 1] = 0;
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physDev->cur_handles--;
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return ret;
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}
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/***********************************************************************
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* EMFDRV_SelectBitmap
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*/
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HBITMAP EMFDRV_SelectBitmap( PHYSDEV dev, HBITMAP hbitmap )
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{
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return 0;
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}
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/***********************************************************************
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* EMFDRV_CreateBrushIndirect
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*/
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DWORD EMFDRV_CreateBrushIndirect( PHYSDEV dev, HBRUSH hBrush )
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{
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DWORD index = 0;
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LOGBRUSH logbrush;
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if (!GetObjectA( hBrush, sizeof(logbrush), &logbrush )) return 0;
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switch (logbrush.lbStyle) {
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case BS_SOLID:
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case BS_HATCHED:
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case BS_NULL:
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{
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EMRCREATEBRUSHINDIRECT emr;
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emr.emr.iType = EMR_CREATEBRUSHINDIRECT;
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emr.emr.nSize = sizeof(emr);
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emr.ihBrush = index = EMFDRV_AddHandle( dev, hBrush );
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emr.lb = logbrush;
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if(!EMFDRV_WriteRecord( dev, &emr.emr ))
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index = 0;
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}
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break;
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case BS_DIBPATTERN:
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{
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EMRCREATEDIBPATTERNBRUSHPT *emr;
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DWORD bmSize, biSize, size;
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BITMAPINFO *info = GlobalLock16(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, LOWORD(logbrush.lbColor));
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size = sizeof(EMRCREATEDIBPATTERNBRUSHPT) + biSize + bmSize;
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emr = HeapAlloc( GetProcessHeap(), 0, size );
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if(!emr) break;
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emr->emr.iType = EMR_CREATEDIBPATTERNBRUSHPT;
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emr->emr.nSize = size;
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emr->ihBrush = index = EMFDRV_AddHandle( dev, hBrush );
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emr->iUsage = LOWORD(logbrush.lbColor);
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emr->offBmi = sizeof(EMRCREATEDIBPATTERNBRUSHPT);
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emr->cbBmi = biSize;
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emr->offBits = sizeof(EMRCREATEDIBPATTERNBRUSHPT) + biSize;
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emr->cbBits = bmSize;
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memcpy((char *)emr + sizeof(EMRCREATEDIBPATTERNBRUSHPT), info,
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biSize + bmSize );
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if(!EMFDRV_WriteRecord( dev, &emr->emr ))
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index = 0;
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HeapFree( GetProcessHeap(), 0, emr );
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GlobalUnlock16(logbrush.lbHatch);
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}
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break;
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case BS_PATTERN:
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FIXME("Unsupported style %x\n",
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logbrush.lbStyle);
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break;
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default:
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FIXME("Unknown style %x\n", logbrush.lbStyle);
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break;
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}
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return index;
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}
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/***********************************************************************
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* EMFDRV_SelectBrush
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*/
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HBRUSH EMFDRV_SelectBrush(PHYSDEV dev, HBRUSH hBrush )
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{
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EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE*)dev;
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EMRSELECTOBJECT emr;
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DWORD index;
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int i;
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/* If the object is a stock brush object, do not need to create it.
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* See definitions in wingdi.h for range of stock brushes.
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* We do however have to handle setting the higher order bit to
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* designate that this is a stock object.
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*/
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for (i = WHITE_BRUSH; i <= NULL_BRUSH; i++)
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{
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if (hBrush == GetStockObject(i))
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{
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index = i | 0x80000000;
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goto found;
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}
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}
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if((index = EMFDRV_FindObject(dev, hBrush)) != 0)
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goto found;
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if (!(index = EMFDRV_CreateBrushIndirect(dev, hBrush ))) return 0;
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GDI_hdc_using_object(hBrush, physDev->hdc);
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found:
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emr.emr.iType = EMR_SELECTOBJECT;
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emr.emr.nSize = sizeof(emr);
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emr.ihObject = index;
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return EMFDRV_WriteRecord( dev, &emr.emr ) ? hBrush : 0;
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}
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/******************************************************************
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* EMFDRV_CreateFontIndirect
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*/
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static BOOL EMFDRV_CreateFontIndirect(PHYSDEV dev, HFONT hFont )
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{
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DWORD index = 0;
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EMREXTCREATEFONTINDIRECTW emr;
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int i;
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if (!GetObjectW( hFont, sizeof(emr.elfw.elfLogFont), &emr.elfw.elfLogFont )) return 0;
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emr.emr.iType = EMR_EXTCREATEFONTINDIRECTW;
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emr.emr.nSize = (sizeof(emr) + 3) / 4 * 4;
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emr.ihFont = index = EMFDRV_AddHandle( dev, hFont );
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emr.elfw.elfFullName[0] = '\0';
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emr.elfw.elfStyle[0] = '\0';
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emr.elfw.elfVersion = 0;
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emr.elfw.elfStyleSize = 0;
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emr.elfw.elfMatch = 0;
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emr.elfw.elfReserved = 0;
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for(i = 0; i < ELF_VENDOR_SIZE; i++)
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emr.elfw.elfVendorId[i] = 0;
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emr.elfw.elfCulture = PAN_CULTURE_LATIN;
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emr.elfw.elfPanose.bFamilyType = PAN_NO_FIT;
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emr.elfw.elfPanose.bSerifStyle = PAN_NO_FIT;
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emr.elfw.elfPanose.bWeight = PAN_NO_FIT;
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emr.elfw.elfPanose.bProportion = PAN_NO_FIT;
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emr.elfw.elfPanose.bContrast = PAN_NO_FIT;
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emr.elfw.elfPanose.bStrokeVariation = PAN_NO_FIT;
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emr.elfw.elfPanose.bArmStyle = PAN_NO_FIT;
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emr.elfw.elfPanose.bLetterform = PAN_NO_FIT;
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emr.elfw.elfPanose.bMidline = PAN_NO_FIT;
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emr.elfw.elfPanose.bXHeight = PAN_NO_FIT;
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if(!EMFDRV_WriteRecord( dev, &emr.emr ))
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index = 0;
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return index;
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}
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/***********************************************************************
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* EMFDRV_SelectFont
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*/
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HFONT EMFDRV_SelectFont( PHYSDEV dev, HFONT hFont )
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{
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EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE*)dev;
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EMRSELECTOBJECT emr;
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DWORD index;
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int i;
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/* If the object is a stock font object, do not need to create it.
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* See definitions in wingdi.h for range of stock fonts.
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* We do however have to handle setting the higher order bit to
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* designate that this is a stock object.
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*/
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for (i = OEM_FIXED_FONT; i <= DEFAULT_GUI_FONT; i++)
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{
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if (i != DEFAULT_PALETTE && hFont == GetStockObject(i))
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{
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index = i | 0x80000000;
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goto found;
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}
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}
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if((index = EMFDRV_FindObject(dev, hFont)) != 0)
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goto found;
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if (!(index = EMFDRV_CreateFontIndirect(dev, hFont ))) return HGDI_ERROR;
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GDI_hdc_using_object(hFont, physDev->hdc);
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found:
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emr.emr.iType = EMR_SELECTOBJECT;
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emr.emr.nSize = sizeof(emr);
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emr.ihObject = index;
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if(!EMFDRV_WriteRecord( dev, &emr.emr ))
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return HGDI_ERROR;
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return 0;
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}
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/******************************************************************
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* EMFDRV_CreatePenIndirect
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*/
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static HPEN EMFDRV_CreatePenIndirect(PHYSDEV dev, HPEN hPen )
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{
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EMRCREATEPEN emr;
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DWORD index = 0;
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if (!GetObjectA( hPen, sizeof(emr.lopn), &emr.lopn )) return 0;
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emr.emr.iType = EMR_CREATEPEN;
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emr.emr.nSize = sizeof(emr);
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emr.ihPen = index = EMFDRV_AddHandle( dev, hPen );
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if(!EMFDRV_WriteRecord( dev, &emr.emr ))
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index = 0;
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return (HPEN)index;
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}
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/******************************************************************
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* EMFDRV_SelectPen
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*/
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HPEN EMFDRV_SelectPen(PHYSDEV dev, HPEN hPen )
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{
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EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE*)dev;
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EMRSELECTOBJECT emr;
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DWORD index;
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int i;
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/* If the object is a stock pen object, do not need to create it.
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* See definitions in wingdi.h for range of stock pens.
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* We do however have to handle setting the higher order bit to
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* designate that this is a stock object.
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*/
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for (i = WHITE_PEN; i <= NULL_PEN; i++)
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{
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if (hPen == GetStockObject(i))
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{
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index = i | 0x80000000;
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goto found;
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}
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}
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if((index = EMFDRV_FindObject(dev, hPen)) != 0)
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goto found;
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if (!(index = (DWORD)EMFDRV_CreatePenIndirect(dev, hPen ))) return 0;
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GDI_hdc_using_object(hPen, physDev->hdc);
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found:
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emr.emr.iType = EMR_SELECTOBJECT;
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emr.emr.nSize = sizeof(emr);
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emr.ihObject = index;
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return EMFDRV_WriteRecord( dev, &emr.emr ) ? hPen : 0;
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}
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/******************************************************************
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* EMFDRV_GdiComment
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*/
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BOOL EMFDRV_GdiComment(PHYSDEV dev, UINT bytes, CONST BYTE *buffer)
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{
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EMRGDICOMMENT *emr;
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UINT total, rounded_size;
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BOOL ret;
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rounded_size = (bytes+3) & ~3;
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total = offsetof(EMRGDICOMMENT,Data) + rounded_size;
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emr = HeapAlloc(GetProcessHeap(), 0, total);
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emr->emr.iType = EMR_GDICOMMENT;
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emr->emr.nSize = total;
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emr->cbData = bytes;
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memset(&emr->Data[bytes], 0, rounded_size - bytes);
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memcpy(&emr->Data[0], buffer, bytes);
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ret = EMFDRV_WriteRecord( dev, &emr->emr );
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HeapFree(GetProcessHeap(), 0, emr);
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return ret;
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}
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