Sweden-Number/graphics/metafiledrv/text.c

83 lines
2.0 KiB
C

/*
* metafile driver text functions
*
* Copyright 1993, 1994 Alexandre Julliard
*
*/
#include "windef.h"
#include "metafiledrv.h"
#include "debug.h"
#include "heap.h"
DEFAULT_DEBUG_CHANNEL(metafile)
/******************************************************************
* MFDRV_MetaExtTextOut
*/
static BOOL MFDRV_MetaExtTextOut(DC*dc, short x, short y, UINT16 flags,
const RECT16 *rect, LPCSTR str, short count,
const INT16 *lpDx)
{
BOOL ret;
DWORD len;
METARECORD *mr;
if((!flags && rect) || (flags && !rect))
WARN(metafile, "Inconsistent flags and rect\n");
len = sizeof(METARECORD) + (((count + 1) >> 1) * 2) + 2 * sizeof(short)
+ sizeof(UINT16);
if(rect)
len += sizeof(RECT16);
if (lpDx)
len+=count*sizeof(INT16);
if (!(mr = HeapAlloc( SystemHeap, HEAP_ZERO_MEMORY, len)))
return FALSE;
mr->rdSize = len / 2;
mr->rdFunction = META_EXTTEXTOUT;
*(mr->rdParm) = y;
*(mr->rdParm + 1) = x;
*(mr->rdParm + 2) = count;
*(mr->rdParm + 3) = flags;
if (rect) memcpy(mr->rdParm + 4, rect, sizeof(RECT16));
memcpy(mr->rdParm + (rect ? 8 : 4), str, count);
if (lpDx)
memcpy(mr->rdParm + (rect ? 8 : 4) + ((count + 1) >> 1),lpDx,
count*sizeof(INT16));
ret = MFDRV_WriteRecord( dc, mr, mr->rdSize * 2);
HeapFree( SystemHeap, 0, mr);
return ret;
}
/***********************************************************************
* MFDRV_ExtTextOut
*/
BOOL
MFDRV_ExtTextOut( DC *dc, INT x, INT y, UINT flags,
const RECT *lprect, LPCSTR str, UINT count,
const INT *lpDx )
{
RECT16 rect16;
LPINT16 lpdx16 = NULL;
BOOL ret;
int i;
if(lpDx)
lpdx16 = HeapAlloc( SystemHeap, 0, sizeof(INT16)*count );
if (lprect) CONV_RECT32TO16(lprect,&rect16);
if (lpdx16)
for (i=count;i--;)
lpdx16[i]=lpDx[i];
ret = MFDRV_MetaExtTextOut(dc,x,y,flags,lprect?&rect16:NULL,str,count,
lpdx16);
if (lpdx16) HeapFree( SystemHeap, 0, lpdx16 );
return ret;
}