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 "dc.h"
  10
  11 #define DC_GET_VAL_16( func_type, func_name, dc_field ) \
  12 func_type WINAPI func_name( HDC16 hdc ) \
  13 { \
  14     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ); \
  15     if (!dc) return 0; \
  16     return dc->dc_field; \
  17 }
  18
  19 #define DC_GET_VAL_32( func_type, func_name, dc_field ) \
  20 func_type WINAPI func_name( HDC hdc ) \
  21 { \
  22     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ); \
  23     if (!dc) return 0; \
  24     return dc->dc_field; \
  25 }
  26
  27 #define DC_GET_X_Y( func_type, func_name, ret_x, ret_y ) \
  28 func_type WINAPI func_name( HDC16 hdc ) \
  29 { \
  30     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ); \
  31     if (!dc) return 0; \
  32     return MAKELONG( dc->ret_x, dc->ret_y ); \
  33 }
  34
  35 /* DC_GET_VAL_EX is used to define functions returning a POINT or a SIZE. It is
  36  * important that the function has the right signature, for the implementation
  37  * we can do whatever we want.
  38  */
  39 #define DC_GET_VAL_EX( func_name, ret_x, ret_y, type ) \
  40 BOOL16 WINAPI func_name##16( HDC16 hdc, LP##type##16 pt ) \
  41 { \
  42     DC * dc = (DC *) GDI_GetObjPtr( hdc, DC_MAGIC ); \
  43     if (!dc) return FALSE; \
  44     ((LPPOINT16)pt)->x = dc->ret_x; \
  45     ((LPPOINT16)pt)->y = dc->ret_y; \
  46     return TRUE; \
  47 } \
  48  \
  49 BOOL WINAPI func_name( HDC hdc, LP##type pt ) \
  50 { \
  51     DC * dc = (DC *) GDI_GetObjPtr( (HDC16)hdc, DC_MAGIC ); \
  52     if (!dc) return FALSE; \
  53     ((LPPOINT)pt)->x = dc->ret_x; \
  54     ((LPPOINT)pt)->y = dc->ret_y; \
  55     return TRUE; \
  56 }
  57
  58 #define DC_SET_MODE( func_name, dc_field, min_val, max_val ) \
  59 INT16 WINAPI func_name##16( HDC16 hdc, INT16 mode ) \
  60 { \
  61     return func_name( hdc, mode ); \
  62 } \
  63  \
  64 INT WINAPI func_name( HDC hdc, INT mode ) \
  65 { \
  66     INT prevMode; \
  67     DC *dc = DC_GetDCPtr( hdc ); \
  68     if(!dc) return 0; \
  69     if ((mode < min_val) || (mode > max_val)) return 0; \
  70     if (dc->funcs->p##func_name) { \
  71         prevMode = dc->funcs->p##func_name( dc, mode ); \
  72     } else { \
  73         prevMode = dc->dc_field; \
  74         dc->dc_field = mode; \
  75     } \
  76     GDI_HEAP_UNLOCK( hdc ); \
  77     return prevMode; \
  78 }
  79
  80
  81
  82 /* GDI.2 GDI32.306 */
  83 DC_SET_MODE( SetBkMode, w.backgroundMode, TRANSPARENT, OPAQUE )
  84
  85 /* GDI.4 GDI32.331 */
  86 DC_SET_MODE( SetROP2, w.ROPmode, R2_BLACK, R2_WHITE )
  87
  88 /* GDI.5 GDI32.333 */
  89 DC_SET_MODE( SetRelAbs, w.relAbsMode, ABSOLUTE, RELATIVE )
  90
  91 /* GDI.6 GDI32.330 */
  92 DC_SET_MODE( SetPolyFillMode, w.polyFillMode, ALTERNATE, WINDING )
  93
  94 /* GDI.7 GDI32.334 */
  95 DC_SET_MODE( SetStretchBltMode, w.stretchBltMode, BLACKONWHITE, HALFTONE )
  96
  97 DC_GET_VAL_16( COLORREF, GetBkColor16, w.backgroundColor )      /* GDI.75    */
  98 DC_GET_VAL_32( COLORREF, GetBkColor, w.backgroundColor )      /* GDI32.145 */
  99 DC_GET_VAL_16( INT16, GetBkMode16, w.backgroundMode )           /* GDI.76    */
 100 DC_GET_VAL_32( INT, GetBkMode, w.backgroundMode )           /* GDI32.146 */
 101 DC_GET_X_Y( DWORD, GetCurrentPosition16, w.CursPosX, w.CursPosY ) /* GDI.78    */
 102 DC_GET_VAL_16( INT16, GetMapMode16, w.MapMode )                 /* GDI.81    */
 103 DC_GET_VAL_32( INT, GetMapMode, w.MapMode )                 /* GDI32.196 */
 104 DC_GET_VAL_16( INT16, GetPolyFillMode16, w.polyFillMode )       /* GDI.84    */
 105 DC_GET_VAL_32( INT, GetPolyFillMode, w.polyFillMode )       /* GDI32.213 */
 106 DC_GET_VAL_16( INT16, GetROP216, w.ROPmode )                    /* GDI.85    */
 107 DC_GET_VAL_32( INT, GetROP2, w.ROPmode )                    /* GDI32.214 */
 108 DC_GET_VAL_16( INT16, GetRelAbs16, w.relAbsMode )               /* GDI.86    */
 109 DC_GET_VAL_32( INT, GetRelAbs, w.relAbsMode )               /* GDI32.218 */
 110 DC_GET_VAL_16( INT16, GetStretchBltMode16, w.stretchBltMode )   /* GDI.88    */
 111 DC_GET_VAL_32( INT, GetStretchBltMode, w.stretchBltMode )   /* GDI32.221 */
 112 DC_GET_VAL_16( COLORREF, GetTextColor16, w.textColor )          /* GDI.90    */
 113 DC_GET_VAL_32( COLORREF, GetTextColor, w.textColor )          /* GDI32.227 */
 114 DC_GET_X_Y( DWORD, GetViewportExt16, vportExtX, vportExtY )       /* GDI.94    */
 115 DC_GET_X_Y( DWORD, GetViewportOrg16, vportOrgX, vportOrgY )       /* GDI.95    */
 116 DC_GET_X_Y( DWORD, GetWindowExt16, wndExtX, wndExtY )             /* GDI.96    */
 117 DC_GET_X_Y( DWORD, GetWindowOrg16, wndOrgX, wndOrgY )             /* GDI.97    */
 118 DC_GET_VAL_16( HRGN16, InquireVisRgn16, w.hVisRgn )               /* GDI.131   */
 119 DC_GET_VAL_16( HRGN16, GetClipRgn16, w.hClipRgn )               /* GDI.173   */
 120 DC_GET_X_Y( DWORD, GetBrushOrg16, w.brushOrgX, w.brushOrgY )      /* GDI.149   */
 121 DC_GET_VAL_16( UINT16, GetTextAlign16, w.textAlign )            /* GDI.345   */
 122 DC_GET_VAL_32( UINT, GetTextAlign, w.textAlign )            /* GDI32.224 */
 123 DC_GET_VAL_16( HFONT16, GetCurLogFont16, w.hFont )                /* GDI.411   */
 124 DC_GET_VAL_EX( GetBrushOrgEx, w.brushOrgX, w.brushOrgY, POINT ) /* GDI.469 GDI32.148 */
 125 DC_GET_VAL_EX( GetCurrentPositionEx, w.CursPosX, w.CursPosY,    /* GDI.470 GDI32.167 */
 126                POINT )
 127 DC_GET_VAL_EX( GetViewportExtEx, vportExtX, vportExtY, SIZE )   /* GDI.472 GDI32.239 */
 128 DC_GET_VAL_EX( GetViewportOrgEx, vportOrgX, vportOrgY, POINT )  /* GDI.473 GDI32.240 */
 129 DC_GET_VAL_EX( GetWindowExtEx, wndExtX, wndExtY, SIZE )         /* GDI.474 GDI32.242 */
 130 DC_GET_VAL_EX( GetWindowOrgEx, wndOrgX, wndOrgY, POINT )        /* GDI.475 GDI32.243 */