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     NULL,                            /* pRealizePalette */
  54     X11DRV_Rectangle,                /* pRectangle */
  55     NULL,                            /* pRestoreDC */
  56     X11DRV_RoundRect,                /* pRoundRect */
  57     NULL,                            /* pSaveDC */
  58     NULL,                            /* pScaleViewportExt (optional) */
  59     NULL,                            /* pScaleWindowExt (optional) */
  60     NULL,                            /* pSelectClipRgn */
  61     X11DRV_SelectObject,             /* pSelectObject */
  62     NULL,                            /* pSelectPalette */
  63     NULL,                            /* pSetBkColor */
  64     NULL,                            /* pSetBkMode */
  65     X11DRV_SetDeviceClipping,        /* pSetDeviceClipping */
  66     NULL,                            /* pSetDIBitsToDevice */
  67     NULL,                            /* pSetMapMode (optional) */
  68     NULL,                            /* pSetMapperFlags */
  69     X11DRV_SetPixel,                 /* pSetPixel */
  70     NULL,                            /* pSetPolyFillMode */
  71     NULL,                            /* pSetROP2 */
  72     NULL,                            /* pSetRelAbs */
  73     NULL,                            /* pSetStretchBltMode */
  74     NULL,                            /* pSetTextAlign */
  75     NULL,                            /* pSetTextCharacterExtra */
  76     NULL,                            /* pSetTextColor */
  77     NULL,                            /* pSetTextJustification */
  78     NULL,                            /* pSetViewportExt (optional) */
  79     NULL,                            /* pSetViewportOrg (optional) */
  80     NULL,                            /* pSetWindowExt (optional) */
  81     NULL,                            /* pSetWindowOrg (optional) */
  82     X11DRV_StretchBlt,               /* pStretchBlt */
  83     NULL                             /* pStretchDIBits */
  84 };
  85
  86 static DeviceCaps X11DRV_DevCaps = {
  87 /* version */           0,
  88 /* technology */        DT_RASDISPLAY,
  89 /* size, resolution */  0, 0, 0, 0, 0,
  90 /* device objects */    1, 16 + 6, 16, 0, 0, 100, 0,
  91 /* curve caps */        CC_CIRCLES | CC_PIE | CC_CHORD | CC_ELLIPSES |
  92                         CC_WIDE | CC_STYLED | CC_WIDESTYLED | CC_INTERIORS | CC_ROUNDRECT,
  93 /* line caps */         LC_POLYLINE | LC_MARKER | LC_POLYMARKER | LC_WIDE |
  94                         LC_STYLED | LC_WIDESTYLED | LC_INTERIORS,
  95 /* polygon caps */      PC_POLYGON | PC_RECTANGLE | PC_WINDPOLYGON |
  96                         PC_SCANLINE | PC_WIDE | PC_STYLED | PC_WIDESTYLED | PC_INTERIORS,
  97 /* text caps */         0,
  98 /* regions */           CP_REGION,
  99 /* raster caps */       RC_BITBLT | RC_BANDING | RC_SCALING | RC_BITMAP64 |
 100                         RC_DI_BITMAP | RC_DIBTODEV | RC_BIGFONT | RC_STRETCHBLT | RC_STRETCHDIB | RC_DEVBITS,
 101 /* aspects */           36, 36, 51,
 102 /* pad1 */              { 0 },
 103 /* log pixels */        0, 0,
 104 /* pad2 */              { 0 },
 105 /* palette size */      0,
 106 /* ..etc */             0, 0 };
 107
 108 /**********************************************************************
 109  *           X11DRV_Init
 110  */
 111 BOOL32 X11DRV_Init(void)
 112 {
 113     /* FIXME: colormap management should be merged with the X11DRV */
 114
 115     if( !COLOR_Init() ) return FALSE;
 116
 117     /* Finish up device caps */
 118
 119 #if 0
 120     TRACE(x11drv, "Height = %-4i pxl, %-4i mm, Width  = %-4i pxl, %-4i mm\n",
 121           HeightOfScreen(screen), HeightMMOfScreen(screen),
 122           WidthOfScreen(screen), WidthMMOfScreen(screen) );
 123 #endif
 124
 125     X11DRV_DevCaps.version = 0x300;
 126     X11DRV_DevCaps.horzSize = WidthMMOfScreen(screen) * screenWidth / WidthOfScreen(screen);
 127     X11DRV_DevCaps.vertSize = HeightMMOfScreen(screen) * screenHeight / HeightOfScreen(screen);
 128     X11DRV_DevCaps.horzRes = screenWidth;
 129     X11DRV_DevCaps.vertRes = screenHeight;
 130     X11DRV_DevCaps.bitsPixel = screenDepth;
 131
 132     if( COLOR_GetSystemPaletteFlags() & COLOR_VIRTUAL )
 133         X11DRV_DevCaps.sizePalette = 0;
 134     else
 135     {
 136         X11DRV_DevCaps.rasterCaps |= RC_PALETTE;
 137         X11DRV_DevCaps.sizePalette = DefaultVisual(display,DefaultScreen(display))->map_entries;
 138     }
 139
 140     /* Resolution will be adjusted during the font init */
 141
 142     X11DRV_DevCaps.logPixelsX = (int)(X11DRV_DevCaps.horzRes * 25.4 / X11DRV_DevCaps.horzSize);
 143     X11DRV_DevCaps.logPixelsY = (int)(X11DRV_DevCaps.vertRes * 25.4 / X11DRV_DevCaps.vertSize);
 144
 145     /* Create default bitmap */
 146
 147     if (!X11DRV_BITMAP_Init()) return FALSE;
 148
 149     /* Initialize brush dithering */
 150
 151     if (!X11DRV_BRUSH_Init()) return FALSE;
 152
 153     /* Initialize fonts and text caps */
 154
 155     if (!X11DRV_FONT_Init( &X11DRV_DevCaps )) return FALSE;
 156
 157     return DRIVER_RegisterDriver( "DISPLAY", &X11DRV_Funcs );
 158 }
 159
 160 /**********************************************************************
 161  *           X11DRV_CreateDC
 162  */
 163 static BOOL32 X11DRV_CreateDC( DC *dc, LPCSTR driver, LPCSTR device,
 164                                LPCSTR output, const DEVMODE16* initData )
 165 {
 166     X11DRV_PDEVICE *physDev;
 167
 168     physDev = &dc->u.x;  /* for now */
 169
 170     memset( physDev, 0, sizeof(*physDev) );
 171     dc->physDev        = physDev;
 172     dc->w.devCaps      = &X11DRV_DevCaps;
 173     if (dc->w.flags & DC_MEMORY)
 174     {
 175         BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr( dc->w.hBitmap,
 176                                                       BITMAP_MAGIC );
 177         physDev->drawable  = bmp->pixmap;
 178         physDev->gc        = TSXCreateGC( display, physDev->drawable, 0, NULL );
 179         dc->w.bitsPerPixel = bmp->bitmap.bmBitsPixel;
 180         dc->w.hVisRgn      = CreateRectRgn32( 0, 0, bmp->bitmap.bmWidth,
 181                                               bmp->bitmap.bmHeight );
 182         GDI_HEAP_UNLOCK( dc->w.hBitmap );
 183     }
 184     else
 185     {
 186         physDev->drawable  = rootWindow;
 187         physDev->gc        = TSXCreateGC( display, physDev->drawable, 0, NULL );
 188         dc->w.bitsPerPixel = screenDepth;
 189         dc->w.hVisRgn      = CreateRectRgn32( 0, 0, screenWidth, screenHeight);
 190     }
 191
 192     if (!dc->w.hVisRgn)
 193     {
 194         TSXFreeGC( display, physDev->gc );
 195         return FALSE;
 196     }
 197
 198     TSXSetGraphicsExposures( display, physDev->gc, False );
 199     TSXSetSubwindowMode( display, physDev->gc, IncludeInferiors );
 200
 201     return TRUE;
 202 }
 203
 204
 205 /**********************************************************************
 206  *           X11DRV_DeleteDC
 207  */
 208 static BOOL32 X11DRV_DeleteDC( DC *dc )
 209 {
 210     X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
 211     TSXFreeGC( display, physDev->gc );
 212     return TRUE;
 213 }
 214
 215 /**********************************************************************
 216  *           X11DRV_Escape
 217  */
 218 static INT32 X11DRV_Escape( DC *dc, INT32 nEscape, INT32 cbInput,
 219                             SEGPTR lpInData, SEGPTR lpOutData )
 220 {
 221     switch( nEscape )
 222     {
 223         case GETSCALINGFACTOR:
 224              if( lpOutData )
 225              {
 226                  LPPOINT16 lppt = (LPPOINT16)PTR_SEG_TO_LIN(lpOutData);
 227                  lppt->x = lppt->y = 0; /* no device scaling */
 228                  return 1;
 229              }
 230              break;
 231     }
 232     return 0;
 233 }
 234