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Sweden-Number/dlls/gdi32/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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "wownt32.h"
#include "mfdrv/metafiledrv.h"
#include "gdi_private.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;
UINT16 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_RemoveHandle
*/
BOOL MFDRV_RemoveHandle( PHYSDEV dev, UINT index )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
BOOL ret = FALSE;
if (index < physDev->handles_size && physDev->handles[index])
{
physDev->handles[index] = 0;
physDev->cur_handles--;
ret = TRUE;
}
return ret;
}
/******************************************************************
* 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 CDECL 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 CDECL MFDRV_SelectBitmap( PHYSDEV dev, HBITMAP hbitmap )
{
return 0;
}
/***********************************************************************
* Internal helper for MFDRV_CreateBrushIndirect():
* Change the padding of a bitmap from 16 (BMP) to 32 (DIB) bits.
*/
static inline void MFDRV_PadTo32(LPBYTE lpRows, int height, int width)
{
int bytes16 = 2 * ((width + 15) / 16);
int bytes32 = 4 * ((width + 31) / 32);
LPBYTE lpSrc, lpDst;
int i;
if (!height)
return;
height = abs(height) - 1;
lpSrc = lpRows + height * bytes16;
lpDst = lpRows + height * bytes32;
/* Note that we work backwards so we can re-pad in place */
while (height >= 0)
{
for (i = bytes32; i > bytes16; i--)
lpDst[i - 1] = 0; /* Zero the padding bytes */
for (; i > 0; i--)
lpDst[i - 1] = lpSrc[i - 1]; /* Move image bytes into alignment */
lpSrc -= bytes16;
lpDst -= bytes32;
height--;
}
}
/***********************************************************************
* Internal helper for MFDRV_CreateBrushIndirect():
* Reverse order of bitmap rows in going from BMP to DIB.
*/
static inline void MFDRV_Reverse(LPBYTE lpRows, int height, int width)
{
int bytes = 4 * ((width + 31) / 32);
LPBYTE lpSrc, lpDst;
BYTE temp;
int i;
if (!height)
return;
lpSrc = lpRows;
lpDst = lpRows + (height-1) * bytes;
height = height/2;
while (height > 0)
{
for (i = 0; i < bytes; i++)
{
temp = lpDst[i];
lpDst[i] = lpSrc[i];
lpSrc[i] = temp;
}
lpSrc += bytes;
lpDst -= bytes;
height--;
}
}
/******************************************************************
* 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;
BITMAPINFO *info;
DWORD bmSize;
COLORREF cref;
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, DIB_PAL_COLORS);
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;
info->bmiHeader.biSizeImage = bmSize;
GetBitmapBits((HANDLE)logbrush.lbHatch,
bm.bmHeight * BITMAP_GetWidthBytes (bm.bmWidth, bm.bmBitsPixel),
(LPBYTE)info + sizeof(BITMAPINFO) + sizeof(RGBQUAD));
/* Change the padding to be DIB compatible if needed */
if(bm.bmWidth & 31)
MFDRV_PadTo32((LPBYTE)info + sizeof(BITMAPINFO) + sizeof(RGBQUAD),
bm.bmWidth, bm.bmHeight);
/* BMP and DIB have opposite row order conventions */
MFDRV_Reverse((LPBYTE)info + sizeof(BITMAPINFO) + sizeof(RGBQUAD),
bm.bmWidth, bm.bmHeight);
cref = GetTextColor(physDev->hdc);
info->bmiColors[0].rgbRed = GetRValue(cref);
info->bmiColors[0].rgbGreen = GetGValue(cref);
info->bmiColors[0].rgbBlue = GetBValue(cref);
info->bmiColors[0].rgbReserved = 0;
cref = GetBkColor(physDev->hdc);
info->bmiColors[1].rgbRed = GetRValue(cref);
info->bmiColors[1].rgbGreen = GetGValue(cref);
info->bmiColors[1].rgbBlue = GetBValue(cref);
info->bmiColors[1].rgbReserved = 0;
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 = bitmap_info_size(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 CDECL 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, LOGFONTW *logfont)
{
char buffer[sizeof(METARECORD) - 2 + sizeof(LOGFONT16)];
METARECORD *mr = (METARECORD *)&buffer;
LOGFONT16 *font16;
mr->rdSize = (sizeof(METARECORD) + sizeof(LOGFONT16) - 2) / 2;
mr->rdFunction = META_CREATEFONTINDIRECT;
font16 = (LOGFONT16 *)&mr->rdParm;
font16->lfHeight = logfont->lfHeight;
font16->lfWidth = logfont->lfWidth;
font16->lfEscapement = logfont->lfEscapement;
font16->lfOrientation = logfont->lfOrientation;
font16->lfWeight = logfont->lfWeight;
font16->lfItalic = logfont->lfItalic;
font16->lfUnderline = logfont->lfUnderline;
font16->lfStrikeOut = logfont->lfStrikeOut;
font16->lfCharSet = logfont->lfCharSet;
font16->lfOutPrecision = logfont->lfOutPrecision;
font16->lfClipPrecision = logfont->lfClipPrecision;
font16->lfQuality = logfont->lfQuality;
font16->lfPitchAndFamily = logfont->lfPitchAndFamily;
WideCharToMultiByte( CP_ACP, 0, logfont->lfFaceName, -1, font16->lfFaceName, LF_FACESIZE, NULL, NULL );
font16->lfFaceName[LF_FACESIZE-1] = 0;
if (!(MFDRV_WriteRecord( dev, mr, mr->rdSize * 2)))
return 0;
return MFDRV_AddHandle( dev, hFont );
}
/***********************************************************************
* MFDRV_SelectFont
*/
HFONT CDECL MFDRV_SelectFont( PHYSDEV dev, HFONT hfont, HANDLE gdiFont )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
LOGFONTW font;
INT16 index;
index = MFDRV_FindObject(dev, hfont);
if( index < 0 )
{
if (!GetObjectW( hfont, sizeof(font), &font ))
return HGDI_ERROR;
index = MFDRV_CreateFontIndirect(dev, hfont, &font);
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 CDECL MFDRV_SelectPen( PHYSDEV dev, HPEN hpen )
{
METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
LOGPEN16 logpen;
INT16 index;
index = MFDRV_FindObject(dev, hpen);
if( index < 0 )
{
/* must be an extended pen */
INT size = GetObjectW( hpen, 0, NULL );
if (!size) return 0;
if (size == sizeof(LOGPEN))
{
LOGPEN pen;
GetObjectW( hpen, sizeof(pen), &pen );
logpen.lopnStyle = pen.lopnStyle;
logpen.lopnWidth.x = pen.lopnWidth.x;
logpen.lopnWidth.y = pen.lopnWidth.y;
logpen.lopnColor = pen.lopnColor;
}
else /* must be an extended pen */
{
EXTLOGPEN *elp = HeapAlloc( GetProcessHeap(), 0, size );
GetObjectW( hpen, size, elp );
/* FIXME: add support for user style pens */
logpen.lopnStyle = elp->elpPenStyle;
logpen.lopnWidth.x = elp->elpWidth;
logpen.lopnWidth.y = 0;
logpen.lopnColor = elp->elpColor;
HeapFree( GetProcessHeap(), 0, elp );
}
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 CDECL 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 CDECL 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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