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Sweden-Number/dlls/gdi/mfdrv/objects.c

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/*
* GDI objects
*
* Copyright 1993 Alexandre Julliard
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "bitmap.h"
#include "wownt32.h"
#include "mfdrv/metafiledrv.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(metafile);
/******************************************************************
* MFDRV_AddHandle
*/
UINT MFDRV_AddHandle( PHYSDEV dev, HGDIOBJ obj )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
INT16 index;
for(index = 0; index < physDev->handles_size; index++)
if(physDev->handles[index] == 0) break;
if(index == physDev->handles_size) {
physDev->handles_size += HANDLE_LIST_INC;
physDev->handles = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
physDev->handles,
physDev->handles_size * sizeof(physDev->handles[0]));
}
physDev->handles[index] = obj;
physDev->cur_handles++;
if(physDev->cur_handles > physDev->mh->mtNoObjects)
physDev->mh->mtNoObjects++;
return index ; /* index 0 is not reserved for metafiles */
}
/******************************************************************
* MFDRV_FindObject
*/
static INT16 MFDRV_FindObject( PHYSDEV dev, HGDIOBJ obj )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
INT16 index;
for(index = 0; index < physDev->handles_size; index++)
if(physDev->handles[index] == obj) break;
if(index == physDev->handles_size) return -1;
return index ;
}
/******************************************************************
* MFDRV_DeleteObject
*/
BOOL MFDRV_DeleteObject( PHYSDEV dev, HGDIOBJ obj )
{
METARECORD mr;
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
INT16 index;
BOOL ret = TRUE;
index = MFDRV_FindObject(dev, obj);
if( index < 0 )
return 0;
mr.rdSize = sizeof mr / 2;
mr.rdFunction = META_DELETEOBJECT;
mr.rdParm[0] = index;
if(!MFDRV_WriteRecord( dev, &mr, mr.rdSize*2 ))
ret = FALSE;
physDev->handles[index] = 0;
physDev->cur_handles--;
return ret;
}
/***********************************************************************
* MFDRV_SelectObject
*/
static BOOL MFDRV_SelectObject( PHYSDEV dev, INT16 index)
{
METARECORD mr;
mr.rdSize = sizeof mr / 2;
mr.rdFunction = META_SELECTOBJECT;
mr.rdParm[0] = index;
return MFDRV_WriteRecord( dev, &mr, mr.rdSize*2 );
}
/***********************************************************************
* MFDRV_SelectBitmap
*/
HBITMAP MFDRV_SelectBitmap( PHYSDEV dev, HBITMAP hbitmap )
{
return 0;
}
/******************************************************************
* MFDRV_CreateBrushIndirect
*/
INT16 MFDRV_CreateBrushIndirect(PHYSDEV dev, HBRUSH hBrush )
{
DWORD size;
METARECORD *mr;
LOGBRUSH logbrush;
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
BOOL r;
if (!GetObjectA( hBrush, sizeof(logbrush), &logbrush )) return -1;
switch(logbrush.lbStyle)
{
case BS_SOLID:
case BS_NULL:
case BS_HATCHED:
{
LOGBRUSH16 lb16;
lb16.lbStyle = logbrush.lbStyle;
lb16.lbColor = logbrush.lbColor;
lb16.lbHatch = logbrush.lbHatch;
size = sizeof(METARECORD) + sizeof(LOGBRUSH16) - 2;
mr = HeapAlloc( GetProcessHeap(), 0, size );
mr->rdSize = size / 2;
mr->rdFunction = META_CREATEBRUSHINDIRECT;
memcpy( mr->rdParm, &lb16, sizeof(LOGBRUSH16));
break;
}
case BS_PATTERN:
{
BITMAP bm;
BYTE *bits;
BITMAPINFO *info;
DWORD bmSize;
GetObjectA((HANDLE)logbrush.lbHatch, sizeof(bm), &bm);
if(bm.bmBitsPixel != 1 || bm.bmPlanes != 1) {
FIXME("Trying to store a colour pattern brush\n");
goto done;
}
bmSize = DIB_GetDIBImageBytes(bm.bmWidth, bm.bmHeight, 1);
size = sizeof(METARECORD) + sizeof(WORD) + sizeof(BITMAPINFO) +
sizeof(RGBQUAD) + bmSize;
mr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
if(!mr) goto done;
mr->rdFunction = META_DIBCREATEPATTERNBRUSH;
mr->rdSize = size / 2;
mr->rdParm[0] = BS_PATTERN;
mr->rdParm[1] = DIB_RGB_COLORS;
info = (BITMAPINFO *)(mr->rdParm + 2);
info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
info->bmiHeader.biWidth = bm.bmWidth;
info->bmiHeader.biHeight = bm.bmHeight;
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biBitCount = 1;
bits = ((BYTE *)info) + sizeof(BITMAPINFO) + sizeof(RGBQUAD);
GetDIBits(physDev->hdc, (HANDLE)logbrush.lbHatch, 0, bm.bmHeight,
bits, info, DIB_RGB_COLORS);
*(DWORD *)info->bmiColors = 0;
*(DWORD *)(info->bmiColors + 1) = 0xffffff;
break;
}
case BS_DIBPATTERN:
{
BITMAPINFO *info;
DWORD bmSize, biSize;
info = GlobalLock16((HGLOBAL16)logbrush.lbHatch);
if (info->bmiHeader.biCompression)
bmSize = info->bmiHeader.biSizeImage;
else
bmSize = DIB_GetDIBImageBytes(info->bmiHeader.biWidth,
info->bmiHeader.biHeight,
info->bmiHeader.biBitCount);
biSize = DIB_BitmapInfoSize(info, LOWORD(logbrush.lbColor));
size = sizeof(METARECORD) + biSize + bmSize + 2;
mr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
if(!mr) goto done;
mr->rdFunction = META_DIBCREATEPATTERNBRUSH;
mr->rdSize = size / 2;
*(mr->rdParm) = logbrush.lbStyle;
*(mr->rdParm + 1) = LOWORD(logbrush.lbColor);
memcpy(mr->rdParm + 2, info, biSize + bmSize);
break;
}
default:
FIXME("Unkonwn brush style %x\n", logbrush.lbStyle);
return 0;
}
r = MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
HeapFree(GetProcessHeap(), 0, mr);
if( !r )
return -1;
done:
return MFDRV_AddHandle( dev, hBrush );
}
/***********************************************************************
* MFDRV_SelectBrush
*/
HBRUSH MFDRV_SelectBrush( PHYSDEV dev, HBRUSH hbrush )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
INT16 index;
index = MFDRV_FindObject(dev, hbrush);
if( index < 0 )
{
index = MFDRV_CreateBrushIndirect( dev, hbrush );
if( index < 0 )
return 0;
GDI_hdc_using_object(hbrush, physDev->hdc);
}
return MFDRV_SelectObject( dev, index ) ? hbrush : HGDI_ERROR;
}
/******************************************************************
* MFDRV_CreateFontIndirect
*/
static UINT16 MFDRV_CreateFontIndirect(PHYSDEV dev, HFONT hFont, LOGFONT16 *logfont)
{
char buffer[sizeof(METARECORD) - 2 + sizeof(LOGFONT16)];
METARECORD *mr = (METARECORD *)&buffer;
mr->rdSize = (sizeof(METARECORD) + sizeof(LOGFONT16) - 2) / 2;
mr->rdFunction = META_CREATEFONTINDIRECT;
memcpy(&(mr->rdParm), logfont, sizeof(LOGFONT16));
if (!(MFDRV_WriteRecord( dev, mr, mr->rdSize * 2)))
return 0;
return MFDRV_AddHandle( dev, hFont );
}
/***********************************************************************
* MFDRV_SelectFont
*/
HFONT MFDRV_SelectFont( PHYSDEV dev, HFONT hfont )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
LOGFONT16 lf16;
INT16 index;
index = MFDRV_FindObject(dev, hfont);
if( index < 0 )
{
if (!GetObject16( HFONT_16(hfont), sizeof(lf16), &lf16 ))
return HGDI_ERROR;
index = MFDRV_CreateFontIndirect(dev, hfont, &lf16);
if( index < 0 )
return HGDI_ERROR;
GDI_hdc_using_object(hfont, physDev->hdc);
}
return MFDRV_SelectObject( dev, index ) ? hfont : HGDI_ERROR;
}
/******************************************************************
* MFDRV_CreatePenIndirect
*/
static UINT16 MFDRV_CreatePenIndirect(PHYSDEV dev, HPEN hPen, LOGPEN16 *logpen)
{
char buffer[sizeof(METARECORD) - 2 + sizeof(*logpen)];
METARECORD *mr = (METARECORD *)&buffer;
mr->rdSize = (sizeof(METARECORD) + sizeof(*logpen) - 2) / 2;
mr->rdFunction = META_CREATEPENINDIRECT;
memcpy(&(mr->rdParm), logpen, sizeof(*logpen));
if (!(MFDRV_WriteRecord( dev, mr, mr->rdSize * 2)))
return 0;
return MFDRV_AddHandle( dev, hPen );
}
/***********************************************************************
* MFDRV_SelectPen
*/
HPEN MFDRV_SelectPen( PHYSDEV dev, HPEN hpen )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
LOGPEN16 logpen;
INT16 index;
index = MFDRV_FindObject(dev, hpen);
if( index < 0 )
{
if (!GetObject16( HPEN_16(hpen), sizeof(logpen), &logpen ))
return 0;
index = MFDRV_CreatePenIndirect( dev, hpen, &logpen );
if( index < 0 )
return 0;
GDI_hdc_using_object(hpen, physDev->hdc);
}
return MFDRV_SelectObject( dev, index ) ? hpen : HGDI_ERROR;
}
/******************************************************************
* MFDRV_CreatePalette
*/
static BOOL MFDRV_CreatePalette(PHYSDEV dev, HPALETTE hPalette, LOGPALETTE* logPalette, int sizeofPalette)
{
int index;
BOOL ret;
METARECORD *mr;
mr = HeapAlloc( GetProcessHeap(), 0, sizeof(METARECORD) + sizeofPalette - sizeof(WORD) );
mr->rdSize = (sizeof(METARECORD) + sizeofPalette - sizeof(WORD)) / sizeof(WORD);
mr->rdFunction = META_CREATEPALETTE;
memcpy(&(mr->rdParm), logPalette, sizeofPalette);
if (!(MFDRV_WriteRecord( dev, mr, mr->rdSize * sizeof(WORD))))
{
HeapFree(GetProcessHeap(), 0, mr);
return FALSE;
}
mr->rdSize = sizeof(METARECORD) / sizeof(WORD);
mr->rdFunction = META_SELECTPALETTE;
if ((index = MFDRV_AddHandle( dev, hPalette )) == -1) ret = FALSE;
else
{
*(mr->rdParm) = index;
ret = MFDRV_WriteRecord( dev, mr, mr->rdSize * sizeof(WORD));
}
HeapFree(GetProcessHeap(), 0, mr);
return ret;
}
/***********************************************************************
* MFDRV_SelectPalette
*/
HPALETTE MFDRV_SelectPalette( PHYSDEV dev, HPALETTE hPalette, BOOL bForceBackground )
{
#define PALVERSION 0x0300
PLOGPALETTE logPalette;
WORD wNumEntries = 0;
BOOL creationSucceed;
int sizeofPalette;
GetObjectA(hPalette, sizeof(WORD), (LPSTR) &wNumEntries);
if (wNumEntries == 0) return 0;
sizeofPalette = sizeof(LOGPALETTE) + ((wNumEntries-1) * sizeof(PALETTEENTRY));
logPalette = HeapAlloc( GetProcessHeap(), 0, sizeofPalette );
if (logPalette == NULL) return 0;
logPalette->palVersion = PALVERSION;
logPalette->palNumEntries = wNumEntries;
GetPaletteEntries(hPalette, 0, wNumEntries, logPalette->palPalEntry);
creationSucceed = MFDRV_CreatePalette( dev, hPalette, logPalette, sizeofPalette );
HeapFree( GetProcessHeap(), 0, logPalette );
if (creationSucceed)
return hPalette;
return 0;
}
/***********************************************************************
* MFDRV_RealizePalette
*/
UINT MFDRV_RealizePalette(PHYSDEV dev, HPALETTE hPalette, BOOL dummy)
{
char buffer[sizeof(METARECORD) - sizeof(WORD)];
METARECORD *mr = (METARECORD *)&buffer;
mr->rdSize = (sizeof(METARECORD) - sizeof(WORD)) / sizeof(WORD);
mr->rdFunction = META_REALIZEPALETTE;
if (!(MFDRV_WriteRecord( dev, mr, mr->rdSize * sizeof(WORD)))) return 0;
/* The return value is suppose to be the number of entries
in the logical palette mapped to the system palette or 0
if the function failed. Since it's not trivial here to
get that kind of information and since it's of little
use in the case of metafiles, we'll always return 1. */
return 1;
}
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