graphics/metafiledrv/text.c

   1 /*
   2  * metafile driver text functions
   3  *
   4  * Copyright 1993, 1994 Alexandre Julliard
   5  *
   6  */
   7
   8 #include <string.h>
   9
  10 #include "windef.h"
  11 #include "metafiledrv.h"
  12 #include "debugtools.h"
  13
  14 DEFAULT_DEBUG_CHANNEL(metafile);
  15
  16
  17 /******************************************************************
  18  *         MFDRV_MetaExtTextOut
  19  */
  20 static BOOL MFDRV_MetaExtTextOut(DC*dc, short x, short y, UINT16 flags,
  21                                  const RECT16 *rect, LPCSTR str, short count,
  22                                  const INT16 *lpDx)
  23 {
  24     BOOL ret;
  25     DWORD len;
  26     METARECORD *mr;
  27
  28     if((!flags && rect) || (flags && !rect))
  29         WARN("Inconsistent flags and rect\n");
  30     len = sizeof(METARECORD) + (((count + 1) >> 1) * 2) + 2 * sizeof(short)
  31             + sizeof(UINT16);
  32     if(rect)
  33         len += sizeof(RECT16);
  34     if (lpDx)
  35      len+=count*sizeof(INT16);
  36     if (!(mr = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, len)))
  37         return FALSE;
  38
  39     mr->rdSize = len / 2;
  40     mr->rdFunction = META_EXTTEXTOUT;
  41     *(mr->rdParm) = y;
  42     *(mr->rdParm + 1) = x;
  43     *(mr->rdParm + 2) = count;
  44     *(mr->rdParm + 3) = flags;
  45     if (rect) memcpy(mr->rdParm + 4, rect, sizeof(RECT16));
  46     memcpy(mr->rdParm + (rect ? 8 : 4), str, count);
  47     if (lpDx)
  48      memcpy(mr->rdParm + (rect ? 8 : 4) + ((count + 1) >> 1),lpDx,
  49       count*sizeof(INT16));
  50     ret = MFDRV_WriteRecord( dc, mr, mr->rdSize * 2);
  51     HeapFree( GetProcessHeap(), 0, mr);
  52     return ret;
  53 }
  54
  55
  56
  57 /***********************************************************************
  58  *           MFDRV_ExtTextOut
  59  */
  60 BOOL
  61 MFDRV_ExtTextOut( DC *dc, INT x, INT y, UINT flags,
  62                   const RECT *lprect, LPCWSTR str, UINT count,
  63                   const INT *lpDx )
  64 {
  65     RECT16      rect16;
  66     LPINT16     lpdx16 = NULL;
  67     BOOL        ret;
  68     int         i;
  69     LPSTR       ascii;
  70     DWORD len;
  71
  72     if(lpDx)
  73         lpdx16 = HeapAlloc( GetProcessHeap(), 0, sizeof(INT16)*count );
  74     if (lprect) CONV_RECT32TO16(lprect,&rect16);
  75     if (lpdx16)
  76         for (i=count;i--;)
  77             lpdx16[i]=lpDx[i];
  78     len = WideCharToMultiByte( CP_ACP, 0, str, count, NULL, 0, NULL, NULL );
  79     ascii = HeapAlloc( GetProcessHeap(), 0, len );
  80     WideCharToMultiByte( CP_ACP, 0, str, count, ascii, len, NULL, NULL );
  81     ret = MFDRV_MetaExtTextOut(dc,x,y,flags,lprect?&rect16:NULL,ascii,len,
  82                                lpdx16);
  83     HeapFree( GetProcessHeap(), 0, ascii );
  84     if (lpdx16) HeapFree( GetProcessHeap(), 0, lpdx16 );
  85     return ret;
  86 }
  87
  88
  89