Sweden-Number/dlls/wineps.drv/text.c

147 lines
4.2 KiB
C

/*
* PostScript driver text functions
*
* Copyright 1998 Huw D M Davies
*
* 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 <string.h>
#include <stdarg.h>
#include <stdlib.h>
#include <math.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "psdrv.h"
#include "winspool.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(psdrv);
static BOOL PSDRV_Text(PSDRV_PDEVICE *physDev, INT x, INT y, UINT flags,
LPCWSTR str, UINT count,
BOOL bDrawBackground, const INT *lpDx);
/***********************************************************************
* PSDRV_ExtTextOut
*/
BOOL PSDRV_ExtTextOut( PSDRV_PDEVICE *physDev, INT x, INT y, UINT flags,
const RECT *lprect, LPCWSTR str, UINT count,
const INT *lpDx )
{
BOOL bResult = TRUE;
BOOL bClipped = FALSE;
BOOL bOpaque = FALSE;
TRACE("(x=%d, y=%d, flags=0x%08x, str=%s, count=%d, lpDx=%p)\n", x, y,
flags, debugstr_wn(str, count), count, lpDx);
/* write font if not already written */
PSDRV_SetFont(physDev);
PSDRV_SetClip(physDev);
/* set clipping and/or draw background */
if ((flags & (ETO_CLIPPED | ETO_OPAQUE)) && (lprect != NULL))
{
PSDRV_WriteGSave(physDev);
PSDRV_WriteRectangle(physDev, lprect->left, lprect->top, lprect->right - lprect->left,
lprect->bottom - lprect->top);
if (flags & ETO_OPAQUE)
{
bOpaque = TRUE;
PSDRV_WriteGSave(physDev);
PSDRV_WriteSetColor(physDev, &physDev->bkColor);
PSDRV_WriteFill(physDev);
PSDRV_WriteGRestore(physDev);
}
if (flags & ETO_CLIPPED)
{
bClipped = TRUE;
PSDRV_WriteClip(physDev);
}
bResult = PSDRV_Text(physDev, x, y, flags, str, count, !(bClipped && bOpaque), lpDx);
PSDRV_WriteGRestore(physDev);
}
else
{
bResult = PSDRV_Text(physDev, x, y, flags, str, count, TRUE, lpDx);
}
PSDRV_ResetClip(physDev);
return bResult;
}
/***********************************************************************
* PSDRV_Text
*/
static BOOL PSDRV_Text(PSDRV_PDEVICE *physDev, INT x, INT y, UINT flags, LPCWSTR str,
UINT count, BOOL bDrawBackground, const INT *lpDx)
{
WORD *glyphs = NULL;
double cosEsc, sinEsc;
LOGFONTW lf;
if (!count)
return TRUE;
GetObjectW(GetCurrentObject(physDev->hdc, OBJ_FONT), sizeof(lf), &lf);
if(lf.lfEscapement != 0) {
cosEsc = cos(lf.lfEscapement * M_PI / 1800);
sinEsc = sin(lf.lfEscapement * M_PI / 1800);
} else {
cosEsc = 1;
sinEsc = 0;
}
if(physDev->font.fontloc == Download)
glyphs = (LPWORD)str;
PSDRV_WriteMoveTo(physDev, x, y);
if(!lpDx) {
if(physDev->font.fontloc == Download)
PSDRV_WriteDownloadGlyphShow(physDev, glyphs, count);
else
PSDRV_WriteBuiltinGlyphShow(physDev, str, count);
}
else {
UINT i;
float dx = 0.0, dy = 0.0;
float cos_theta = cos(physDev->font.escapement * M_PI / 1800.0);
float sin_theta = sin(physDev->font.escapement * M_PI / 1800.0);
for(i = 0; i < count-1; i++) {
TRACE("lpDx[%d] = %d\n", i, lpDx[i]);
if(physDev->font.fontloc == Download)
PSDRV_WriteDownloadGlyphShow(physDev, glyphs + i, 1);
else
PSDRV_WriteBuiltinGlyphShow(physDev, str + i, 1);
dx += lpDx[i] * cos_theta;
dy -= lpDx[i] * sin_theta;
PSDRV_WriteMoveTo(physDev, x + dx, y + dy);
}
if(physDev->font.fontloc == Download)
PSDRV_WriteDownloadGlyphShow(physDev, glyphs + i, 1);
else
PSDRV_WriteBuiltinGlyphShow(physDev, str + i, 1);
}
return TRUE;
}