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466 lines
14 KiB
C
466 lines
14 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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* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, 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 <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "wine/wingdi16.h"
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#include "mfdrv/metafiledrv.h"
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#include "gdi_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(metafile);
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/******************************************************************
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* MFDRV_AddHandle
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*/
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UINT MFDRV_AddHandle( PHYSDEV dev, HGDIOBJ obj )
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{
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METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
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UINT16 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] = get_full_gdi_handle( obj );
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physDev->cur_handles++;
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if(physDev->cur_handles > physDev->mh->mtNoObjects)
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physDev->mh->mtNoObjects++;
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return index ; /* index 0 is not reserved for metafiles */
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}
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/******************************************************************
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* MFDRV_RemoveHandle
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*/
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BOOL MFDRV_RemoveHandle( PHYSDEV dev, UINT index )
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{
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METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
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BOOL ret = FALSE;
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if (index < physDev->handles_size && physDev->handles[index])
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{
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physDev->handles[index] = 0;
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physDev->cur_handles--;
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ret = TRUE;
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}
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return ret;
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}
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/******************************************************************
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* MFDRV_FindObject
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*/
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static INT16 MFDRV_FindObject( PHYSDEV dev, HGDIOBJ obj )
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{
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METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
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INT16 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 -1;
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return index ;
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}
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/******************************************************************
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* MFDRV_DeleteObject
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*/
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BOOL MFDRV_DeleteObject( PHYSDEV dev, HGDIOBJ obj )
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{
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METARECORD mr;
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METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
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INT16 index;
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BOOL ret = TRUE;
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index = MFDRV_FindObject(dev, obj);
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if( index < 0 )
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return FALSE;
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mr.rdSize = sizeof mr / 2;
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mr.rdFunction = META_DELETEOBJECT;
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mr.rdParm[0] = index;
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if(!MFDRV_WriteRecord( dev, &mr, mr.rdSize*2 ))
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ret = FALSE;
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physDev->handles[index] = 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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* MFDRV_SelectObject
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*/
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static BOOL MFDRV_SelectObject( PHYSDEV dev, INT16 index)
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{
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METARECORD mr;
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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( dev, &mr, mr.rdSize*2 );
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}
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/***********************************************************************
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* MFDRV_SelectBitmap
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*/
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HBITMAP MFDRV_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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* MFDRV_CreateBrushIndirect
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*/
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INT16 MFDRV_CreateBrushIndirect(PHYSDEV dev, HBRUSH hBrush )
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{
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DWORD size;
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METARECORD *mr;
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LOGBRUSH logbrush;
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BOOL r;
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if (!GetObjectA( hBrush, sizeof(logbrush), &logbrush )) return -1;
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switch(logbrush.lbStyle)
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{
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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 = logbrush.lbStyle;
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lb16.lbColor = logbrush.lbColor;
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lb16.lbHatch = 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(LOGBRUSH16));
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break;
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}
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case BS_PATTERN:
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case BS_DIBPATTERN:
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{
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#ifdef __REACTOS__
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char buffer[sizeof(BITMAPINFO) + 255 * sizeof(RGBQUAD)]; // ros
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#else
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char buffer[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
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#endif
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BITMAPINFO *dst_info, *src_info = (BITMAPINFO *)buffer;
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DWORD info_size;
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char *dst_ptr;
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void *bits;
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UINT usage;
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if (!get_brush_bitmap_info( hBrush, src_info, &bits, &usage )) goto done;
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info_size = get_dib_info_size( src_info, usage );
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size = FIELD_OFFSET( METARECORD, rdParm[2] ) + info_size + src_info->bmiHeader.biSizeImage;
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if (!(mr = HeapAlloc( GetProcessHeap(), 0, size ))) goto done;
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mr->rdFunction = META_DIBCREATEPATTERNBRUSH;
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mr->rdSize = size / 2;
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mr->rdParm[0] = logbrush.lbStyle;
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mr->rdParm[1] = usage;
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dst_info = (BITMAPINFO *)(mr->rdParm + 2);
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memcpy( dst_info, src_info, info_size );
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if (dst_info->bmiHeader.biClrUsed == 1 << dst_info->bmiHeader.biBitCount)
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dst_info->bmiHeader.biClrUsed = 0;
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dst_ptr = (char *)dst_info + info_size;
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/* always return a bottom-up DIB */
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if (dst_info->bmiHeader.biHeight < 0)
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{
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int i, width_bytes = get_dib_stride( dst_info->bmiHeader.biWidth,
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dst_info->bmiHeader.biBitCount );
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dst_info->bmiHeader.biHeight = -dst_info->bmiHeader.biHeight;
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dst_ptr += (dst_info->bmiHeader.biHeight - 1) * width_bytes;
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for (i = 0; i < dst_info->bmiHeader.biHeight; i++, dst_ptr -= width_bytes)
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memcpy( dst_ptr, (char *)bits + i * width_bytes, width_bytes );
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}
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else memcpy( dst_ptr, bits, src_info->bmiHeader.biSizeImage );
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break;
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}
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default:
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FIXME("Unknown brush style %x\n", logbrush.lbStyle);
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return 0;
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}
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r = MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
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HeapFree(GetProcessHeap(), 0, mr);
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if( !r )
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return -1;
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done:
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return MFDRV_AddHandle( dev, hBrush );
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}
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/***********************************************************************
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* MFDRV_SelectBrush
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*/
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HBRUSH MFDRV_SelectBrush( PHYSDEV dev, HBRUSH hbrush, const struct brush_pattern *pattern )
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{
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INT16 index;
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index = MFDRV_FindObject(dev, hbrush);
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if( index < 0 )
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{
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index = MFDRV_CreateBrushIndirect( dev, hbrush );
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if( index < 0 )
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return 0;
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GDI_hdc_using_object(hbrush, dev->hdc);
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}
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return MFDRV_SelectObject( dev, index ) ? hbrush : 0;
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}
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/******************************************************************
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* MFDRV_CreateFontIndirect
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*/
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static UINT16 MFDRV_CreateFontIndirect(PHYSDEV dev, HFONT hFont, LOGFONTW *logfont)
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{
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char buffer[sizeof(METARECORD) - 2 + sizeof(LOGFONT16)];
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METARECORD *mr = (METARECORD *)&buffer;
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LOGFONT16 *font16;
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INT written;
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mr->rdSize = (sizeof(METARECORD) + sizeof(LOGFONT16) - 2) / 2;
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mr->rdFunction = META_CREATEFONTINDIRECT;
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font16 = (LOGFONT16 *)&mr->rdParm;
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font16->lfHeight = logfont->lfHeight;
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font16->lfWidth = logfont->lfWidth;
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font16->lfEscapement = logfont->lfEscapement;
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font16->lfOrientation = logfont->lfOrientation;
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font16->lfWeight = logfont->lfWeight;
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font16->lfItalic = logfont->lfItalic;
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font16->lfUnderline = logfont->lfUnderline;
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font16->lfStrikeOut = logfont->lfStrikeOut;
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font16->lfCharSet = logfont->lfCharSet;
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font16->lfOutPrecision = logfont->lfOutPrecision;
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font16->lfClipPrecision = logfont->lfClipPrecision;
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font16->lfQuality = logfont->lfQuality;
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font16->lfPitchAndFamily = logfont->lfPitchAndFamily;
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written = WideCharToMultiByte( CP_ACP, 0, logfont->lfFaceName, -1, font16->lfFaceName, LF_FACESIZE - 1, NULL, NULL );
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/* Zero pad the facename buffer, so that we don't write uninitialized data to disk */
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memset(font16->lfFaceName + written, 0, LF_FACESIZE - written);
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if (!(MFDRV_WriteRecord( dev, mr, mr->rdSize * 2)))
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return 0;
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return MFDRV_AddHandle( dev, hFont );
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}
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/***********************************************************************
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* MFDRV_SelectFont
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*/
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HFONT MFDRV_SelectFont( PHYSDEV dev, HFONT hfont, UINT *aa_flags )
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{
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LOGFONTW font;
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INT16 index;
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*aa_flags = GGO_BITMAP; /* no point in anti-aliasing on metafiles */
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index = MFDRV_FindObject(dev, hfont);
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if( index < 0 )
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{
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if (!GetObjectW( hfont, sizeof(font), &font ))
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return 0;
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index = MFDRV_CreateFontIndirect(dev, hfont, &font);
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if( index < 0 )
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return 0;
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GDI_hdc_using_object(hfont, dev->hdc);
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}
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return MFDRV_SelectObject( dev, index ) ? hfont : 0;
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}
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/******************************************************************
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* MFDRV_CreatePenIndirect
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*/
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static UINT16 MFDRV_CreatePenIndirect(PHYSDEV dev, HPEN hPen, LOGPEN16 *logpen)
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{
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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( dev, mr, mr->rdSize * 2)))
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return 0;
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return MFDRV_AddHandle( dev, hPen );
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}
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/***********************************************************************
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* MFDRV_SelectPen
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*/
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HPEN MFDRV_SelectPen( PHYSDEV dev, HPEN hpen, const struct brush_pattern *pattern )
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{
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LOGPEN16 logpen;
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INT16 index;
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index = MFDRV_FindObject(dev, hpen);
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if( index < 0 )
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{
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/* must be an extended pen */
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INT size = GetObjectW( hpen, 0, NULL );
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if (!size) return 0;
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if (size == sizeof(LOGPEN))
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{
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LOGPEN pen;
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GetObjectW( hpen, sizeof(pen), &pen );
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logpen.lopnStyle = pen.lopnStyle;
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logpen.lopnWidth.x = pen.lopnWidth.x;
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logpen.lopnWidth.y = pen.lopnWidth.y;
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logpen.lopnColor = pen.lopnColor;
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}
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else /* must be an extended pen */
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{
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EXTLOGPEN *elp = HeapAlloc( GetProcessHeap(), 0, size );
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GetObjectW( hpen, size, elp );
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/* FIXME: add support for user style pens */
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logpen.lopnStyle = elp->elpPenStyle;
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logpen.lopnWidth.x = elp->elpWidth;
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logpen.lopnWidth.y = 0;
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logpen.lopnColor = elp->elpColor;
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HeapFree( GetProcessHeap(), 0, elp );
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}
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index = MFDRV_CreatePenIndirect( dev, hpen, &logpen );
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if( index < 0 )
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return 0;
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GDI_hdc_using_object(hpen, dev->hdc);
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}
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return MFDRV_SelectObject( dev, index ) ? hpen : 0;
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}
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/******************************************************************
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* MFDRV_CreatePalette
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*/
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static BOOL MFDRV_CreatePalette(PHYSDEV dev, HPALETTE hPalette, LOGPALETTE* logPalette, int sizeofPalette)
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{
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int index;
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BOOL ret;
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METARECORD *mr;
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mr = HeapAlloc( GetProcessHeap(), 0, sizeof(METARECORD) + sizeofPalette - sizeof(WORD) );
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mr->rdSize = (sizeof(METARECORD) + sizeofPalette - sizeof(WORD)) / sizeof(WORD);
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mr->rdFunction = META_CREATEPALETTE;
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memcpy(&(mr->rdParm), logPalette, sizeofPalette);
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if (!(MFDRV_WriteRecord( dev, mr, mr->rdSize * sizeof(WORD))))
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{
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HeapFree(GetProcessHeap(), 0, mr);
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return FALSE;
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}
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mr->rdSize = sizeof(METARECORD) / sizeof(WORD);
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mr->rdFunction = META_SELECTPALETTE;
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if ((index = MFDRV_AddHandle( dev, hPalette )) == -1) ret = FALSE;
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else
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{
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*(mr->rdParm) = index;
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ret = MFDRV_WriteRecord( dev, mr, mr->rdSize * sizeof(WORD));
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}
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HeapFree(GetProcessHeap(), 0, mr);
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return ret;
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}
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/***********************************************************************
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* MFDRV_SelectPalette
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*/
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HPALETTE MFDRV_SelectPalette( PHYSDEV dev, HPALETTE hPalette, BOOL bForceBackground )
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{
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#define PALVERSION 0x0300
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PLOGPALETTE logPalette;
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WORD wNumEntries = 0;
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BOOL creationSucceed;
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int sizeofPalette;
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GetObjectA(hPalette, sizeof(WORD), &wNumEntries);
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if (wNumEntries == 0) return 0;
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sizeofPalette = sizeof(LOGPALETTE) + ((wNumEntries-1) * sizeof(PALETTEENTRY));
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logPalette = HeapAlloc( GetProcessHeap(), 0, sizeofPalette );
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if (logPalette == NULL) return 0;
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logPalette->palVersion = PALVERSION;
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logPalette->palNumEntries = wNumEntries;
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GetPaletteEntries(hPalette, 0, wNumEntries, logPalette->palPalEntry);
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creationSucceed = MFDRV_CreatePalette( dev, hPalette, logPalette, sizeofPalette );
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HeapFree( GetProcessHeap(), 0, logPalette );
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if (creationSucceed)
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return hPalette;
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return 0;
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}
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/***********************************************************************
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* MFDRV_RealizePalette
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*/
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UINT MFDRV_RealizePalette(PHYSDEV dev, HPALETTE hPalette, BOOL dummy)
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{
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char buffer[sizeof(METARECORD) - sizeof(WORD)];
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METARECORD *mr = (METARECORD *)&buffer;
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mr->rdSize = (sizeof(METARECORD) - sizeof(WORD)) / sizeof(WORD);
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mr->rdFunction = META_REALIZEPALETTE;
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if (!(MFDRV_WriteRecord( dev, mr, mr->rdSize * sizeof(WORD)))) return 0;
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/* The return value is suppose to be the number of entries
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in the logical palette mapped to the system palette or 0
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if the function failed. Since it's not trivial here to
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get that kind of information and since it's of little
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use in the case of metafiles, we'll always return 1. */
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return 1;
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}
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