255 lines
7.8 KiB
C
255 lines
7.8 KiB
C
/*
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* Windows driver font functions
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*
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* Copyright 1996 John Harvey
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* 1998 Huw Davies
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*/
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#include <string.h>
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#include "winnls.h"
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#include "wine/winbase16.h"
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#include "win16drv.h"
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#include "font.h"
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#include "heap.h"
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#include "gdi.h"
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#include "debugtools.h"
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DEFAULT_DEBUG_CHANNEL(win16drv);
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/***********************************************************************
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* WIN16DRV_GetTextExtentPoint
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*/
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BOOL WIN16DRV_GetTextExtentPoint( DC *dc, LPCWSTR wstr, INT count,
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LPSIZE size )
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{
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WIN16DRV_PDEVICE *physDev = (WIN16DRV_PDEVICE *)dc->physDev;
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DWORD dwRet, len;
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char *str;
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TRACE("%04x %s %d %p\n",
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dc->hSelf, debugstr_wn(wstr, count), count, size);
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len = WideCharToMultiByte( CP_ACP, 0, wstr, count, NULL, 0, NULL, NULL );
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str = HeapAlloc( GetProcessHeap(), 0, len );
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WideCharToMultiByte( CP_ACP, 0, wstr, count, str, len, NULL, NULL );
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dwRet = PRTDRV_ExtTextOut(physDev->segptrPDEVICE, 0, 0,
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NULL, str, -len, physDev->FontInfo,
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win16drv_SegPtr_DrawMode,
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win16drv_SegPtr_TextXForm, NULL, NULL, 0);
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size->cx = XDSTOLS(dc,LOWORD(dwRet));
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size->cy = YDSTOLS(dc,HIWORD(dwRet));
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TRACE("cx=%ld, cy=%ld\n", size->cx, size->cy );
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HeapFree( GetProcessHeap(), 0, str );
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return TRUE;
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}
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/***********************************************************************
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* WIN16DRV_GetTextMetrics
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*/
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BOOL WIN16DRV_GetTextMetrics( DC *dc, TEXTMETRICW *metrics )
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{
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WIN16DRV_PDEVICE *physDev = (WIN16DRV_PDEVICE *)dc->physDev;
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TRACE("%04x \n", dc->hSelf);
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FONT_TextMetric16ToW( &physDev->tm, metrics );
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TRACE(
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"H %ld, A %ld, D %ld, Int %ld, Ext %ld, AW %ld, MW %ld, W %ld\n",
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metrics->tmHeight,
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metrics->tmAscent,
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metrics->tmDescent,
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metrics->tmInternalLeading,
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metrics->tmExternalLeading,
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metrics->tmAveCharWidth,
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metrics->tmMaxCharWidth,
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metrics->tmWeight);
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return TRUE;
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}
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HFONT WIN16DRV_FONT_SelectObject( DC * dc, HFONT hfont)
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{
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WIN16DRV_PDEVICE *physDev = (WIN16DRV_PDEVICE *)dc->physDev;
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HPEN prevHandle = dc->hFont;
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int nSize;
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if (!GetObject16( hfont, sizeof(physDev->lf), &physDev->lf )) return 0;
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dc->hFont = hfont;
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TRACE("WIN16DRV_FONT_SelectObject %s h=%d\n",
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debugstr_a(physDev->lf.lfFaceName), physDev->lf.lfHeight);
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if( physDev->FontInfo )
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{
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TRACE("UnRealizing FontInfo\n");
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nSize = PRTDRV_RealizeObject (physDev->segptrPDEVICE, -DRVOBJ_FONT,
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physDev->FontInfo,
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physDev->FontInfo, 0);
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}
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nSize = PRTDRV_RealizeObject (physDev->segptrPDEVICE, DRVOBJ_FONT,
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&physDev->lf, 0, 0);
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if( physDev->FontInfo &&
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HeapSize( GetProcessHeap(), HEAP_WINE_SEGPTR, physDev->FontInfo ) < nSize )
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{
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SEGPTR_FREE( physDev->FontInfo );
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physDev->FontInfo = NULL;
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}
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if( !physDev->FontInfo )
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physDev->FontInfo = SEGPTR_ALLOC( nSize );
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nSize = PRTDRV_RealizeObject(physDev->segptrPDEVICE, DRVOBJ_FONT,
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&physDev->lf,
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physDev->FontInfo,
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win16drv_SegPtr_TextXForm );
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#define fi physDev->FontInfo
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physDev->tm.tmHeight = YDSTOLS(dc, fi->dfPixHeight);
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physDev->tm.tmAscent = YDSTOLS(dc, fi->dfAscent);
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physDev->tm.tmDescent = physDev->tm.tmHeight -
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physDev->tm.tmAscent;
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physDev->tm.tmInternalLeading = YDSTOLS(dc, fi->dfInternalLeading);
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physDev->tm.tmExternalLeading = YDSTOLS(dc, fi->dfExternalLeading);
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physDev->tm.tmAveCharWidth = XDSTOLS(dc, fi->dfAvgWidth);
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physDev->tm.tmMaxCharWidth = XDSTOLS(dc, fi->dfMaxWidth);
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physDev->tm.tmWeight = fi->dfWeight;
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physDev->tm.tmOverhang = 0; /*FIXME*/
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physDev->tm.tmDigitizedAspectX = fi->dfHorizRes;
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physDev->tm.tmDigitizedAspectY = fi->dfVertRes;
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physDev->tm.tmFirstChar = fi->dfFirstChar;
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physDev->tm.tmLastChar = fi->dfLastChar;
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physDev->tm.tmDefaultChar = fi->dfDefaultChar;
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physDev->tm.tmBreakChar = fi->dfBreakChar;
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physDev->tm.tmItalic = fi->dfItalic;
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physDev->tm.tmUnderlined = fi->dfUnderline;
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physDev->tm.tmStruckOut = fi->dfStrikeOut;
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physDev->tm.tmPitchAndFamily = fi->dfPitchAndFamily;
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physDev->tm.tmCharSet = fi->dfCharSet;
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#undef fi
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TRACE("H %d, A %d, D %d, Int %d, Ext %d, AW %d, MW %d, W %d\n",
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physDev->tm.tmHeight,
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physDev->tm.tmAscent,
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physDev->tm.tmDescent,
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physDev->tm.tmInternalLeading,
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physDev->tm.tmExternalLeading,
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physDev->tm.tmAveCharWidth,
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physDev->tm.tmMaxCharWidth,
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physDev->tm.tmWeight);
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return prevHandle;
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}
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/***********************************************************************
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* GetCharWidth32A (GDI32.@)
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*/
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BOOL WIN16DRV_GetCharWidth( DC *dc, UINT firstChar, UINT lastChar,
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LPINT buffer )
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{
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int i;
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WORD wRet;
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WIN16DRV_PDEVICE *physDev = (WIN16DRV_PDEVICE *)dc->physDev;
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TRACE("%d - %d into %p\n",
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firstChar, lastChar, buffer );
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wRet = PRTDRV_GetCharWidth( physDev->segptrPDEVICE, buffer, firstChar,
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lastChar, physDev->FontInfo,
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win16drv_SegPtr_DrawMode,
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win16drv_SegPtr_TextXForm );
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if( TRACE_ON(win16drv) ){
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for(i = 0; i <= lastChar - firstChar; i++)
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TRACE("Char %x: width %d\n", i + firstChar,
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buffer[i]);
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}
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return wRet;
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}
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/***********************************************************************
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*
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* WIN16DRV_EnumDeviceFonts
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*/
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BOOL WIN16DRV_EnumDeviceFonts( HDC hdc, LPLOGFONTW plf,
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DEVICEFONTENUMPROC proc, LPARAM lp )
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{
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WIN16DRV_PDEVICE *physDev;
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WORD wRet;
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WEPFC wepfc;
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DC *dc;
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char *FaceNameA = NULL;
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/* EnumDFontCallback is GDI.158 */
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FARPROC16 pfnCallback = GetProcAddress16( GetModuleHandle16("GDI"), (LPCSTR)158 );
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if (!(dc = DC_GetDCPtr( hdc ))) return 0;
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physDev = (WIN16DRV_PDEVICE *)dc->physDev;
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/* FIXME!! */
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GDI_ReleaseObj( hdc );
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wepfc.proc = proc;
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wepfc.lp = lp;
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if(plf->lfFaceName[0]) {
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INT len;
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len = WideCharToMultiByte(CP_ACP, 0, plf->lfFaceName, -1, NULL, 0,
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NULL, NULL);
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FaceNameA = HeapAlloc(GetProcessHeap(), 0, len);
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WideCharToMultiByte(CP_ACP, 0, plf->lfFaceName, -1, FaceNameA, len,
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NULL, NULL);
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}
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wRet = PRTDRV_EnumDFonts(physDev->segptrPDEVICE, FaceNameA, pfnCallback,
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&wepfc );
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if(FaceNameA) HeapFree(GetProcessHeap(), 0, FaceNameA);
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return wRet;
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}
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/***********************************************************************
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* EnumCallback (GDI.158)
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*
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* This is the callback function used when EnumDFonts is called.
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* (The printer drivers uses it to pass info on available fonts).
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*
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* lpvClientData is the pointer passed to EnumDFonts, which points to a WEPFC
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* structure (WEPFC = WINE_ENUM_PRINTER_FONT_CALLBACK).
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*
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*/
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WORD WINAPI EnumCallback16(LPENUMLOGFONT16 lpLogFont,
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LPNEWTEXTMETRIC16 lpTextMetrics,
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WORD wFontType, LONG lpClientData)
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{
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ENUMLOGFONTEXW lfW;
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ENUMLOGFONTEX16 lf16;
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NEWTEXTMETRICEXW tmW;
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NEWTEXTMETRICEX16 tm16;
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TRACE("In EnumCallback16 plf=%p\n", lpLogFont);
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/* we have a ENUMLOGFONT16 which is a subset of ENUMLOGFONTEX16,
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so we copy it into one of these and then convert to ENUMLOGFONTEXW */
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memset(&lf16, 0, sizeof(lf16));
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memcpy(&lf16, lpLogFont, sizeof(*lpLogFont));
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FONT_EnumLogFontEx16ToW(&lf16, &lfW);
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/* and a similar idea for NEWTEXTMETRIC16 */
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memset(&tm16, 0, sizeof(tm16));
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memcpy(&tm16, lpTextMetrics, sizeof(*lpTextMetrics));
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FONT_NewTextMetricEx16ToW(&tm16, &tmW);
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return (*(((WEPFC *)lpClientData)->proc))( &lfW, &tmW, wFontType,
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((WEPFC *)lpClientData)->lp );
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}
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