Sweden-Number/graphics/win16drv/text.c

120 lines
2.6 KiB
C

/*
* win16 driver text functions
*
* Copyright 1996 John Harvey
* 1998 Huw Davies
*/
#include <stdlib.h>
#include "win16drv.h"
#include "dc.h"
#include "gdi.h"
#include "debug.h"
DEFAULT_DEBUG_CHANNEL(win16drv)
/***********************************************************************
* WIN16DRV_ExtTextOut
*/
BOOL WIN16DRV_ExtTextOut( DC *dc, INT x, INT y, UINT flags,
const RECT *lprect, LPCSTR str, UINT count,
const INT *lpDx )
{
WIN16DRV_PDEVICE *physDev = (WIN16DRV_PDEVICE *)dc->physDev;
BOOL bRet = 1;
RECT16 clipRect;
RECT16 opaqueRect;
RECT16 *lpOpaqueRect = NULL;
WORD wOptions = 0;
WORD wCount = count;
INT16 width;
if (count == 0)
return FALSE;
TRACE(win16drv, "%04x %d %d %x %p %*s %p\n",
dc->hSelf, x, y, flags, lprect, count > 0 ? count : 8, str, lpDx);
if (dc != NULL)
{
DWORD dwRet;
clipRect.left = 0;
clipRect.top = 0;
clipRect.right = dc->w.devCaps->horzRes;
clipRect.bottom = dc->w.devCaps->vertRes;
if (lprect)
{
opaqueRect.left = lprect->left;
opaqueRect.top = lprect->top;
opaqueRect.right = lprect->right;
opaqueRect.bottom = lprect->bottom;
lpOpaqueRect = &opaqueRect;
}
TRACE(win16drv, "textalign = %d\n", dc->w.textAlign);
if (dc->w.textAlign & TA_UPDATECP)
{
x = dc->w.CursPosX;
y = dc->w.CursPosY;
}
x = XLPTODP( dc, x );
y = YLPTODP( dc, y );
dwRet = PRTDRV_ExtTextOut(physDev->segptrPDEVICE, 0, 0,
NULL, str, -count, physDev->FontInfo,
win16drv_SegPtr_DrawMode, win16drv_SegPtr_TextXForm,
NULL, NULL, 0);
width = LOWORD(dwRet);
switch( dc->w.textAlign & (TA_LEFT | TA_RIGHT | TA_CENTER) )
{
case TA_LEFT:
if (dc->w.textAlign & TA_UPDATECP)
dc->w.CursPosX = XDPTOLP( dc, x + width );
break;
case TA_RIGHT:
x -= width;
if (dc->w.textAlign & TA_UPDATECP)
dc->w.CursPosX = XDPTOLP( dc, x );
break;
case TA_CENTER:
x -= width / 2;
break;
}
switch( dc->w.textAlign & (TA_TOP | TA_BOTTOM | TA_BASELINE) )
{
case TA_TOP:
break;
case TA_BOTTOM:
y -= physDev->FontInfo->dfPixHeight;
break;
case TA_BASELINE:
y -= physDev->FontInfo->dfAscent;
break;
}
dwRet = PRTDRV_ExtTextOut(physDev->segptrPDEVICE,
x, y, &clipRect, str, wCount,
physDev->FontInfo, win16drv_SegPtr_DrawMode,
win16drv_SegPtr_TextXForm, NULL, lpOpaqueRect, wOptions);
}
return bRet;
}