Sweden-Number/graphics/win16drv/font.c

253 lines
7.8 KiB
C

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