dlls/wineps/brush.c

   1 /*
   2  *      PostScript brush handling
   3  *
   4  * Copyright 1998  Huw D M Davies
   5  *
   6  */
   7
   8 #include "psdrv.h"
   9 #include "brush.h"
  10 #include "debugtools.h"
  11 #include "gdi.h"
  12 #include "winbase.h"
  13
  14 DEFAULT_DEBUG_CHANNEL(psdrv);
  15
  16 /***********************************************************************
  17  *           PSDRV_BRUSH_SelectObject
  18  */
  19 HBRUSH PSDRV_BRUSH_SelectObject( DC * dc, HBRUSH hbrush, BRUSHOBJ * brush )
  20 {
  21     HBRUSH prevbrush = dc->hBrush;
  22     PSDRV_PDEVICE *physDev = (PSDRV_PDEVICE *)dc->physDev;
  23
  24     TRACE("hbrush = %08x\n", hbrush);
  25     dc->hBrush = hbrush;
  26
  27     switch(brush->logbrush.lbStyle) {
  28
  29     case BS_SOLID:
  30         PSDRV_CreateColor(physDev, &physDev->brush.color,
  31                           brush->logbrush.lbColor);
  32         break;
  33
  34     case BS_NULL:
  35         break;
  36
  37     case BS_HATCHED:
  38         PSDRV_CreateColor(physDev, &physDev->brush.color,
  39                           brush->logbrush.lbColor);
  40         break;
  41
  42     case BS_PATTERN:
  43         FIXME("Unsupported brush style %d\n", brush->logbrush.lbStyle);
  44         break;
  45
  46     default:
  47         FIXME("Unrecognized brush style %d\n", brush->logbrush.lbStyle);
  48         break;
  49     }
  50
  51     physDev->brush.set = FALSE;
  52     return prevbrush;
  53 }
  54
  55
  56 /**********************************************************************
  57  *
  58  *      PSDRV_SetBrush
  59  *
  60  */
  61 static BOOL PSDRV_SetBrush(DC *dc)
  62 {
  63     BOOL ret = TRUE;
  64     PSDRV_PDEVICE *physDev = (PSDRV_PDEVICE *)dc->physDev;
  65     BRUSHOBJ *brush = (BRUSHOBJ *)GDI_GetObjPtr( dc->hBrush, BRUSH_MAGIC );
  66
  67     if(!brush) {
  68         ERR("Can't get BRUSHOBJ\n");
  69         return FALSE;
  70     }
  71
  72     switch (brush->logbrush.lbStyle) {
  73     case BS_SOLID:
  74     case BS_HATCHED:
  75         PSDRV_WriteSetColor(dc, &physDev->brush.color);
  76         break;
  77
  78     case BS_NULL:
  79         break;
  80
  81     default:
  82         ret = FALSE;
  83         break;
  84
  85     }
  86     physDev->brush.set = TRUE;
  87     GDI_ReleaseObj( dc->hBrush );
  88     return TRUE;
  89 }
  90
  91
  92 /**********************************************************************
  93  *
  94  *      PSDRV_Fill
  95  *
  96  */
  97 static BOOL PSDRV_Fill(DC *dc, BOOL EO)
  98 {
  99     if(!EO)
 100         return PSDRV_WriteFill(dc);
 101     else
 102       return PSDRV_WriteEOFill(dc);
 103 }
 104
 105
 106 /**********************************************************************
 107  *
 108  *      PSDRV_Clip
 109  *
 110  */
 111 static BOOL PSDRV_Clip(DC *dc, BOOL EO)
 112 {
 113     if(!EO)
 114         return PSDRV_WriteClip(dc);
 115     else
 116         return PSDRV_WriteEOClip(dc);
 117 }
 118
 119 /**********************************************************************
 120  *
 121  *      PSDRV_Brush
 122  *
 123  */
 124 BOOL PSDRV_Brush(DC *dc, BOOL EO)
 125 {
 126     BOOL ret = TRUE;
 127     BRUSHOBJ *brush = (BRUSHOBJ *)GDI_GetObjPtr( dc->hBrush, BRUSH_MAGIC );
 128     PSDRV_PDEVICE *physDev = dc->physDev;
 129
 130     if(!brush) {
 131         ERR("Can't get BRUSHOBJ\n");
 132         return FALSE;
 133     }
 134
 135     switch (brush->logbrush.lbStyle) {
 136     case BS_SOLID:
 137         PSDRV_SetBrush(dc);
 138         PSDRV_WriteGSave(dc);
 139         PSDRV_Fill(dc, EO);
 140         PSDRV_WriteGRestore(dc);
 141         break;
 142
 143     case BS_HATCHED:
 144         PSDRV_SetBrush(dc);
 145
 146         switch(brush->logbrush.lbHatch) {
 147         case HS_VERTICAL:
 148         case HS_CROSS:
 149             PSDRV_WriteGSave(dc);
 150             PSDRV_Clip(dc, EO);
 151             PSDRV_WriteHatch(dc);
 152             PSDRV_WriteStroke(dc);
 153             PSDRV_WriteGRestore(dc);
 154             if(brush->logbrush.lbHatch == HS_VERTICAL)
 155                 break;
 156             /* else fallthrough for HS_CROSS */
 157
 158         case HS_HORIZONTAL:
 159             PSDRV_WriteGSave(dc);
 160             PSDRV_Clip(dc, EO);
 161             PSDRV_WriteRotate(dc, 90.0);
 162             PSDRV_WriteHatch(dc);
 163             PSDRV_WriteStroke(dc);
 164             PSDRV_WriteGRestore(dc);
 165             break;
 166
 167         case HS_FDIAGONAL:
 168         case HS_DIAGCROSS:
 169             PSDRV_WriteGSave(dc);
 170             PSDRV_Clip(dc, EO);
 171             PSDRV_WriteRotate(dc, -45.0);
 172             PSDRV_WriteHatch(dc);
 173             PSDRV_WriteStroke(dc);
 174             PSDRV_WriteGRestore(dc);
 175             if(brush->logbrush.lbHatch == HS_FDIAGONAL)
 176                 break;
 177             /* else fallthrough for HS_DIAGCROSS */
 178
 179         case HS_BDIAGONAL:
 180             PSDRV_WriteGSave(dc);
 181             PSDRV_Clip(dc, EO);
 182             PSDRV_WriteRotate(dc, 45.0);
 183             PSDRV_WriteHatch(dc);
 184             PSDRV_WriteStroke(dc);
 185             PSDRV_WriteGRestore(dc);
 186             break;
 187
 188         default:
 189             ERR("Unknown hatch style\n");
 190             ret = FALSE;
 191             break;
 192         }
 193         break;
 194
 195     case BS_NULL:
 196         break;
 197
 198     case BS_PATTERN:
 199         {
 200             BITMAP bm;
 201             BYTE *bits;
 202             GetObjectA(brush->logbrush.lbHatch, sizeof(BITMAP), &bm);
 203             TRACE("BS_PATTERN %dx%d %d bpp\n", bm.bmWidth, bm.bmHeight,
 204                   bm.bmBitsPixel);
 205             bits = HeapAlloc(PSDRV_Heap, 0, bm.bmWidthBytes * bm.bmHeight);
 206             GetBitmapBits(brush->logbrush.lbHatch,
 207                           bm.bmWidthBytes * bm.bmHeight, bits);
 208
 209             if(physDev->pi->ppd->LanguageLevel > 1) {
 210                 PSDRV_WriteGSave(dc);
 211                 PSDRV_WritePatternDict(dc, &bm, bits);
 212                 PSDRV_Fill(dc, EO);
 213                 PSDRV_WriteGRestore(dc);
 214             } else {
 215                 FIXME("Trying to set a pattern brush on a level 1 printer\n");
 216                 ret = FALSE;
 217             }
 218             HeapFree(PSDRV_Heap, 0, bits);
 219         }
 220         break;
 221
 222     default:
 223         ret = FALSE;
 224         break;
 225     }
 226
 227     GDI_ReleaseObj( dc->hBrush );
 228     return ret;
 229 }
 230
 231
 232
 233