objects/dcvalues.c

   1 /*
   2  * DC device-independent Get/SetXXX functions
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  *
   6  */
   7
   8 #include "gdi.h"
   9 #include "metafile.h"
  10
  11
  12 #define DC_GET_VAL_16( func_type, func_name, dc_field ) \
  13 func_type func_name( HDC16 hdc ) \
  14 { \
  15     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ); \
  16     if (!dc) return 0; \
  17     return dc->dc_field; \
  18 }
  19
  20 #define DC_GET_VAL_32( func_type, func_name, dc_field ) \
  21 func_type func_name( HDC32 hdc ) \
  22 { \
  23     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ); \
  24     if (!dc) return 0; \
  25     return dc->dc_field; \
  26 }
  27
  28 #define DC_GET_X_Y( func_type, func_name, ret_x, ret_y ) \
  29 func_type func_name( HDC16 hdc ) \
  30 { \
  31     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ); \
  32     if (!dc) return 0; \
  33     return MAKELONG( dc->ret_x, dc->ret_y ); \
  34 }
  35
  36 #define DC_GET_VAL_EX( func_name, ret_x, ret_y ) \
  37 BOOL16 func_name##16( HDC16 hdc, LPPOINT16 pt ) \
  38 { \
  39     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ); \
  40     if (!dc) return FALSE; \
  41     pt->x = dc->ret_x; \
  42     pt->y = dc->ret_y; \
  43     return TRUE; \
  44 } \
  45  \
  46 BOOL32 func_name##32( HDC32 hdc, LPPOINT32 pt ) \
  47 { \
  48     DC * dc = (DC *) GDI_GetObjPtr( (HDC16)hdc, DC_MAGIC ); \
  49     if (!dc) return FALSE; \
  50     pt->x = dc->ret_x; \
  51     pt->y = dc->ret_y; \
  52     return TRUE; \
  53 }
  54
  55 #define DC_SET_MODE_16( func_name, dc_field, min_val, max_val, meta_func ) \
  56 INT16 func_name( HDC16 hdc, INT16 mode ) \
  57 { \
  58     INT16 prevMode; \
  59     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ); \
  60     if ((mode < min_val) || (mode > max_val)) return 0; \
  61     if (!dc) { \
  62         dc = (DC *)GDI_GetObjPtr(hdc, METAFILE_DC_MAGIC); \
  63         if (!dc) return 0; \
  64         MF_MetaParam1(dc, meta_func, mode); \
  65         return 1; \
  66     } \
  67     prevMode = dc->dc_field; \
  68     dc->dc_field = mode; \
  69     return prevMode; \
  70 }
  71
  72 #define DC_SET_MODE_32( func_name, dc_field, min_val, max_val, meta_func ) \
  73 INT32 func_name( HDC32 hdc, INT32 mode ) \
  74 { \
  75     INT32 prevMode; \
  76     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ); \
  77     if ((mode < min_val) || (mode > max_val)) return 0; \
  78     if (!dc) { \
  79         dc = (DC *)GDI_GetObjPtr(hdc, METAFILE_DC_MAGIC); \
  80         if (!dc) return 0; \
  81         MF_MetaParam1(dc, meta_func, mode); \
  82         return 1; \
  83     } \
  84     prevMode = dc->dc_field; \
  85     dc->dc_field = mode; \
  86     return prevMode; \
  87 }
  88
  89
  90 DC_SET_MODE_16( SetBkMode16, w.backgroundMode, TRANSPARENT,     /* GDI.2     */
  91                 OPAQUE, META_SETBKMODE )
  92 DC_SET_MODE_32( SetBkMode32, w.backgroundMode, TRANSPARENT,     /* GDI32.306 */
  93                 OPAQUE, META_SETBKMODE )
  94 DC_SET_MODE_16( SetROP216, w.ROPmode, R2_BLACK, R2_WHITE,       /* GDI.4     */
  95                 META_SETROP2 )
  96 DC_SET_MODE_32( SetROP232, w.ROPmode, R2_BLACK, R2_WHITE,       /* GDI32.331 */
  97                 META_SETROP2 )
  98 DC_SET_MODE_16( SetRelAbs16, w.relAbsMode, ABSOLUTE, RELATIVE,  /* GDI.5     */
  99                 META_SETRELABS )
 100 DC_SET_MODE_32( SetRelAbs32, w.relAbsMode, ABSOLUTE, RELATIVE,  /* GDI32.333 */
 101                 META_SETRELABS )
 102 DC_SET_MODE_16( SetPolyFillMode16, w.polyFillMode,              /* GDI.6     */
 103                 ALTERNATE, WINDING, META_SETPOLYFILLMODE )
 104 DC_SET_MODE_32( SetPolyFillMode32, w.polyFillMode,              /* GDI32.330 */
 105                 ALTERNATE, WINDING, META_SETPOLYFILLMODE )
 106 DC_SET_MODE_16( SetStretchBltMode16, w.stretchBltMode,          /* GDI.7     */
 107                 BLACKONWHITE, COLORONCOLOR, META_SETSTRETCHBLTMODE )
 108 DC_SET_MODE_32( SetStretchBltMode32, w.stretchBltMode,          /* GDI32.334 */
 109                 BLACKONWHITE, COLORONCOLOR, META_SETSTRETCHBLTMODE )
 110 DC_GET_VAL_16( COLORREF, GetBkColor16, w.backgroundColor )      /* GDI.75    */
 111 DC_GET_VAL_32( COLORREF, GetBkColor32, w.backgroundColor )      /* GDI32.145 */
 112 DC_GET_VAL_16( INT16, GetBkMode16, w.backgroundMode )           /* GDI.76    */
 113 DC_GET_VAL_32( INT32, GetBkMode32, w.backgroundMode )           /* GDI32.146 */
 114 DC_GET_X_Y( DWORD, GetCurrentPosition, w.CursPosX, w.CursPosY ) /* GDI.78    */
 115 DC_GET_VAL_16( INT16, GetMapMode16, w.MapMode )                 /* GDI.81    */
 116 DC_GET_VAL_32( INT32, GetMapMode32, w.MapMode )                 /* GDI32.196 */
 117 DC_GET_VAL_16( INT16, GetPolyFillMode16, w.polyFillMode )       /* GDI.84    */
 118 DC_GET_VAL_32( INT32, GetPolyFillMode32, w.polyFillMode )       /* GDI32.213 */
 119 DC_GET_VAL_16( INT16, GetROP216, w.ROPmode )                    /* GDI.85    */
 120 DC_GET_VAL_32( INT32, GetROP232, w.ROPmode )                    /* GDI32.214 */
 121 DC_GET_VAL_16( INT16, GetRelAbs16, w.relAbsMode )               /* GDI.86    */
 122 DC_GET_VAL_32( INT32, GetRelAbs32, w.relAbsMode )               /* GDI32.218 */
 123 DC_GET_VAL_16( INT16, GetStretchBltMode16, w.stretchBltMode )   /* GDI.88    */
 124 DC_GET_VAL_32( INT32, GetStretchBltMode32, w.stretchBltMode )   /* GDI32.221 */
 125 DC_GET_VAL_16( COLORREF, GetTextColor16, w.textColor )          /* GDI.90    */
 126 DC_GET_VAL_32( COLORREF, GetTextColor32, w.textColor )          /* GDI32.227 */
 127 DC_GET_X_Y( DWORD, GetViewportExt, vportExtX, vportExtY )       /* GDI.94    */
 128 DC_GET_X_Y( DWORD, GetViewportOrg, vportOrgX, vportOrgY )       /* GDI.95    */
 129 DC_GET_X_Y( DWORD, GetWindowExt, wndExtX, wndExtY )             /* GDI.96    */
 130 DC_GET_X_Y( DWORD, GetWindowOrg, wndOrgX, wndOrgY )             /* GDI.97    */
 131 DC_GET_VAL_16( HRGN16, InquireVisRgn, w.hVisRgn )               /* GDI.131   */
 132 DC_GET_X_Y( DWORD, GetBrushOrg, w.brushOrgX, w.brushOrgY )      /* GDI.149   */
 133 DC_GET_VAL_16( UINT16, GetTextAlign16, w.textAlign )            /* GDI.345   */
 134 DC_GET_VAL_32( UINT32, GetTextAlign32, w.textAlign )            /* GDI32.224 */
 135 DC_GET_VAL_16( HFONT16, GetCurLogFont, w.hFont )                /* GDI.411   */
 136 DC_GET_VAL_EX( GetBrushOrgEx, w.brushOrgX, w.brushOrgY )/* GDI.469 GDI32.148 */
 137 DC_GET_VAL_EX( GetCurrentPositionEx, w.CursPosX,        /* GDI.470 GDI32.167 */
 138                w.CursPosY )
 139 DC_GET_VAL_EX( GetViewportExtEx, vportExtX, vportExtY ) /* GDI.472 GDI32.239 */
 140 DC_GET_VAL_EX( GetViewportOrgEx, vportOrgX, vportOrgY ) /* GDI.473 GDI32.240 */
 141 DC_GET_VAL_EX( GetWindowExtEx, wndExtX, wndExtY )       /* GDI.474 GDI32.242 */
 142 DC_GET_VAL_EX( GetWindowOrgEx, wndOrgX, wndOrgY )       /* GDI.475 GDI32.243 */
 143
 144 /* this one is wrong - Windows returns region that
 145    is relative to the device and not to the DC origin */
 146
 147 DC_GET_VAL_16( HRGN16, GetClipRgn16, w.hClipRgn )              /* GDI.173    */
 148