graphics/x11drv/init.c

   1 /*
   2  * X11 graphics driver initialisation functions
   3  *
   4  * Copyright 1996 Alexandre Julliard
   5  */
   6
   7 #include <string.h>
   8 #include "x11drv.h"
   9 #include "color.h"
  10 #include "bitmap.h"
  11
  12
  13 static BOOL32 X11DRV_CreateDC( DC *dc, LPCSTR driver, LPCSTR device,
  14                                LPCSTR output, const DEVMODE16* initData );
  15 static BOOL32 X11DRV_DeleteDC( DC *dc );
  16
  17 static INT32 X11DRV_Escape( DC *dc, INT32 nEscape, INT32 cbInput,
  18                             SEGPTR lpInData, SEGPTR lpOutData );
  19
  20 static const DC_FUNCTIONS X11DRV_Funcs =
  21 {
  22     X11DRV_Arc,                      /* pArc */
  23     X11DRV_BitBlt,                   /* pBitBlt */
  24     X11DRV_Chord,                    /* pChord */
  25     X11DRV_CreateDC,                 /* pCreateDC */
  26     X11DRV_DeleteDC,                 /* pDeleteDC */
  27     NULL,                            /* pDeleteObject */
  28     X11DRV_Ellipse,                  /* pEllipse */
  29     X11DRV_EnumDeviceFonts,          /* pEnumDeviceFonts */
  30     X11DRV_Escape,                   /* pEscape */
  31     NULL,                            /* pExcludeClipRect */
  32     NULL,                            /* pExcludeVisRect */
  33     X11DRV_ExtFloodFill,             /* pExtFloodFill */
  34     X11DRV_ExtTextOut,               /* pExtTextOut */
  35     X11DRV_GetCharWidth,             /* pGetCharWidth */
  36     X11DRV_GetPixel,                 /* pGetPixel */
  37     X11DRV_GetTextExtentPoint,       /* pGetTextExtentPoint */
  38     X11DRV_GetTextMetrics,           /* pGetTextMetrics */
  39     NULL,                            /* pIntersectClipRect */
  40     NULL,                            /* pIntersectVisRect */
  41     X11DRV_LineTo,                   /* pLineTo */
  42     X11DRV_MoveToEx,                 /* pMoveToEx */
  43     NULL,                            /* pOffsetClipRgn */
  44     NULL,                            /* pOffsetViewportOrg (optional) */
  45     NULL,                            /* pOffsetWindowOrg (optional) */
  46     X11DRV_PaintRgn,                 /* pPaintRgn */
  47     X11DRV_PatBlt,                   /* pPatBlt */
  48     X11DRV_Pie,                      /* pPie */
  49     X11DRV_PolyPolygon,              /* pPolyPolygon */
  50     X11DRV_PolyPolyline,             /* pPolyPolyline */
  51     X11DRV_Polygon,                  /* pPolygon */
  52     X11DRV_Polyline,                 /* pPolyline */
  53     X11DRV_PolyBezier,               /* pPolyBezier */
  54     NULL,                            /* pRealizePalette */
  55     X11DRV_Rectangle,                /* pRectangle */
  56     NULL,                            /* pRestoreDC */
  57     X11DRV_RoundRect,                /* pRoundRect */
  58     NULL,                            /* pSaveDC */
  59     NULL,                            /* pScaleViewportExt (optional) */
  60     NULL,                            /* pScaleWindowExt (optional) */
  61     NULL,                            /* pSelectClipRgn */
  62     X11DRV_SelectObject,             /* pSelectObject */
  63     NULL,                            /* pSelectPalette */
  64     X11DRV_SetBkColor,               /* pSetBkColor */
  65     NULL,                            /* pSetBkMode */
  66     X11DRV_SetDeviceClipping,        /* pSetDeviceClipping */
  67     NULL,                            /* pSetDIBitsToDevice */
  68     NULL,                            /* pSetMapMode (optional) */
  69     NULL,                            /* pSetMapperFlags */
  70     X11DRV_SetPixel,                 /* pSetPixel */
  71     NULL,                            /* pSetPolyFillMode */
  72     NULL,                            /* pSetROP2 */
  73     NULL,                            /* pSetRelAbs */
  74     NULL,                            /* pSetStretchBltMode */
  75     NULL,                            /* pSetTextAlign */
  76     NULL,                            /* pSetTextCharacterExtra */
  77     X11DRV_SetTextColor,             /* pSetTextColor */
  78     NULL,                            /* pSetTextJustification */
  79     NULL,                            /* pSetViewportExt (optional) */
  80     NULL,                            /* pSetViewportOrg (optional) */
  81     NULL,                            /* pSetWindowExt (optional) */
  82     NULL,                            /* pSetWindowOrg (optional) */
  83     X11DRV_StretchBlt,               /* pStretchBlt */
  84     NULL                             /* pStretchDIBits */
  85 };
  86
  87 static DeviceCaps X11DRV_DevCaps = {
  88 /* version */           0,
  89 /* technology */        DT_RASDISPLAY,
  90 /* size, resolution */  0, 0, 0, 0, 0,
  91 /* device objects */    1, 16 + 6, 16, 0, 0, 100, 0,
  92 /* curve caps */        CC_CIRCLES | CC_PIE | CC_CHORD | CC_ELLIPSES |
  93                         CC_WIDE | CC_STYLED | CC_WIDESTYLED | CC_INTERIORS | CC_ROUNDRECT,
  94 /* line caps */         LC_POLYLINE | LC_MARKER | LC_POLYMARKER | LC_WIDE |
  95                         LC_STYLED | LC_WIDESTYLED | LC_INTERIORS,
  96 /* polygon caps */      PC_POLYGON | PC_RECTANGLE | PC_WINDPOLYGON |
  97                         PC_SCANLINE | PC_WIDE | PC_STYLED | PC_WIDESTYLED | PC_INTERIORS,
  98 /* text caps */         0,
  99 /* regions */           CP_REGION,
 100 /* raster caps */       RC_BITBLT | RC_BANDING | RC_SCALING | RC_BITMAP64 |
 101                         RC_DI_BITMAP | RC_DIBTODEV | RC_BIGFONT | RC_STRETCHBLT | RC_STRETCHDIB | RC_DEVBITS,
 102 /* aspects */           36, 36, 51,
 103 /* pad1 */              { 0 },
 104 /* log pixels */        0, 0,
 105 /* pad2 */              { 0 },
 106 /* palette size */      0,
 107 /* ..etc */             0, 0 };
 108
 109 /**********************************************************************
 110  *           X11DRV_Init
 111  */
 112 BOOL32 X11DRV_Init(void)
 113 {
 114     /* FIXME: colormap management should be merged with the X11DRV */
 115
 116     if( !COLOR_Init() ) return FALSE;
 117
 118     /* Finish up device caps */
 119
 120 #if 0
 121     TRACE(x11drv, "Height = %-4i pxl, %-4i mm, Width  = %-4i pxl, %-4i mm\n",
 122           HeightOfScreen(screen), HeightMMOfScreen(screen),
 123           WidthOfScreen(screen), WidthMMOfScreen(screen) );
 124 #endif
 125
 126     X11DRV_DevCaps.version = 0x300;
 127     X11DRV_DevCaps.horzSize = WidthMMOfScreen(screen) * screenWidth / WidthOfScreen(screen);
 128     X11DRV_DevCaps.vertSize = HeightMMOfScreen(screen) * screenHeight / HeightOfScreen(screen);
 129     X11DRV_DevCaps.horzRes = screenWidth;
 130     X11DRV_DevCaps.vertRes = screenHeight;
 131     X11DRV_DevCaps.bitsPixel = screenDepth;
 132
 133     if( COLOR_GetSystemPaletteFlags() & COLOR_VIRTUAL )
 134         X11DRV_DevCaps.sizePalette = 0;
 135     else
 136     {
 137         X11DRV_DevCaps.rasterCaps |= RC_PALETTE;
 138         X11DRV_DevCaps.sizePalette = DefaultVisual(display,DefaultScreen(display))->map_entries;
 139     }
 140
 141     /* Resolution will be adjusted during the font init */
 142
 143     X11DRV_DevCaps.logPixelsX = (int)(X11DRV_DevCaps.horzRes * 25.4 / X11DRV_DevCaps.horzSize);
 144     X11DRV_DevCaps.logPixelsY = (int)(X11DRV_DevCaps.vertRes * 25.4 / X11DRV_DevCaps.vertSize);
 145
 146     /* Create default bitmap */
 147
 148     if (!X11DRV_BITMAP_Init()) return FALSE;
 149
 150     /* Initialize brush dithering */
 151
 152     if (!X11DRV_BRUSH_Init()) return FALSE;
 153
 154     /* Initialize fonts and text caps */
 155
 156     if (!X11DRV_FONT_Init( &X11DRV_DevCaps )) return FALSE;
 157
 158     return DRIVER_RegisterDriver( "DISPLAY", &X11DRV_Funcs );
 159 }
 160
 161 /**********************************************************************
 162  *           X11DRV_CreateDC
 163  */
 164 static BOOL32 X11DRV_CreateDC( DC *dc, LPCSTR driver, LPCSTR device,
 165                                LPCSTR output, const DEVMODE16* initData )
 166 {
 167     X11DRV_PDEVICE *physDev;
 168
 169     physDev = &dc->u.x;  /* for now */
 170
 171     memset( physDev, 0, sizeof(*physDev) );
 172     dc->physDev        = physDev;
 173     dc->w.devCaps      = &X11DRV_DevCaps;
 174     if (dc->w.flags & DC_MEMORY)
 175     {
 176         BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr( dc->w.hBitmap,
 177                                                       BITMAP_MAGIC );
 178         physDev->drawable  = bmp->pixmap;
 179         physDev->gc        = TSXCreateGC( display, physDev->drawable, 0, NULL );
 180         dc->w.bitsPerPixel = bmp->bitmap.bmBitsPixel;
 181         dc->w.hVisRgn      = CreateRectRgn32( 0, 0, bmp->bitmap.bmWidth,
 182                                               bmp->bitmap.bmHeight );
 183         GDI_HEAP_UNLOCK( dc->w.hBitmap );
 184     }
 185     else
 186     {
 187         physDev->drawable  = rootWindow;
 188         physDev->gc        = TSXCreateGC( display, physDev->drawable, 0, NULL );
 189         dc->w.bitsPerPixel = screenDepth;
 190         dc->w.hVisRgn      = CreateRectRgn32( 0, 0, screenWidth, screenHeight);
 191     }
 192
 193     if (!dc->w.hVisRgn)
 194     {
 195         TSXFreeGC( display, physDev->gc );
 196         return FALSE;
 197     }
 198
 199     TSXSetGraphicsExposures( display, physDev->gc, False );
 200     TSXSetSubwindowMode( display, physDev->gc, IncludeInferiors );
 201
 202     return TRUE;
 203 }
 204
 205
 206 /**********************************************************************
 207  *           X11DRV_DeleteDC
 208  */
 209 static BOOL32 X11DRV_DeleteDC( DC *dc )
 210 {
 211     X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
 212     TSXFreeGC( display, physDev->gc );
 213     return TRUE;
 214 }
 215
 216 /**********************************************************************
 217  *           X11DRV_Escape
 218  */
 219 static INT32 X11DRV_Escape( DC *dc, INT32 nEscape, INT32 cbInput,
 220                             SEGPTR lpInData, SEGPTR lpOutData )
 221 {
 222     switch( nEscape )
 223     {
 224         case GETSCALINGFACTOR:
 225              if( lpOutData )
 226              {
 227                  LPPOINT16 lppt = (LPPOINT16)PTR_SEG_TO_LIN(lpOutData);
 228                  lppt->x = lppt->y = 0; /* no device scaling */
 229                  return 1;
 230              }
 231              break;
 232     }
 233     return 0;
 234 }
 235