graphics/enhmetafiledrv/mapping.c

   1 /*
   2  * Enhanced MetaFile driver mapping functions
   3  *
   4  * Copyright 1999 Huw D M Davies
   5  */
   6 #include "enhmetafiledrv.h"
   7
   8 BOOL EMFDRV_SetViewportExt( DC *dc, INT cx, INT cy )
   9 {
  10     EMRSETVIEWPORTEXTEX emr;
  11
  12     emr.emr.iType = EMR_SETVIEWPORTEXTEX;
  13     emr.emr.nSize = sizeof(emr);
  14     emr.szlExtent.cx = cx;
  15     emr.szlExtent.cy = cy;
  16
  17     return EMFDRV_WriteRecord( dc, &emr.emr );
  18 }
  19
  20 BOOL EMFDRV_SetWindowExt( DC *dc, INT cx, INT cy )
  21 {
  22     EMRSETWINDOWEXTEX emr;
  23
  24     emr.emr.iType = EMR_SETWINDOWEXTEX;
  25     emr.emr.nSize = sizeof(emr);
  26     emr.szlExtent.cx = cx;
  27     emr.szlExtent.cy = cy;
  28
  29     return EMFDRV_WriteRecord( dc, &emr.emr );
  30 }
  31
  32 BOOL EMFDRV_SetViewportOrg( DC *dc, INT x, INT y )
  33 {
  34     EMRSETVIEWPORTORGEX emr;
  35
  36     emr.emr.iType = EMR_SETVIEWPORTORGEX;
  37     emr.emr.nSize = sizeof(emr);
  38     emr.ptlOrigin.x = x;
  39     emr.ptlOrigin.y = y;
  40
  41     return EMFDRV_WriteRecord( dc, &emr.emr );
  42 }
  43
  44 BOOL EMFDRV_SetWindowOrg( DC *dc, INT x, INT y )
  45 {
  46     EMRSETWINDOWORGEX emr;
  47
  48     emr.emr.iType = EMR_SETWINDOWORGEX;
  49     emr.emr.nSize = sizeof(emr);
  50     emr.ptlOrigin.x = x;
  51     emr.ptlOrigin.y = y;
  52
  53     return EMFDRV_WriteRecord( dc, &emr.emr );
  54 }
  55
  56 BOOL EMFDRV_ScaleViewportExt( DC *dc, INT xNum, INT xDenom, INT yNum,
  57                               INT yDenom )
  58 {
  59     EMRSCALEVIEWPORTEXTEX emr;
  60
  61     emr.emr.iType = EMR_SCALEVIEWPORTEXTEX;
  62     emr.emr.nSize = sizeof(emr);
  63     emr.xNum      = xNum;
  64     emr.xDenom    = xDenom;
  65     emr.yNum      = yNum;
  66     emr.yDenom    = yDenom;
  67
  68     return EMFDRV_WriteRecord( dc, &emr.emr );
  69 }
  70
  71 BOOL EMFDRV_ScaleWindowExt( DC *dc, INT xNum, INT xDenom, INT yNum,
  72                             INT yDenom )
  73 {
  74     EMRSCALEWINDOWEXTEX emr;
  75
  76     emr.emr.iType = EMR_SCALEWINDOWEXTEX;
  77     emr.emr.nSize = sizeof(emr);
  78     emr.xNum      = xNum;
  79     emr.xDenom    = xDenom;
  80     emr.yNum      = yNum;
  81     emr.yDenom    = yDenom;
  82
  83     return EMFDRV_WriteRecord( dc, &emr.emr );
  84 }
  85
  86