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_BitmapBits,               /* pBitmapBits */
  25     X11DRV_Chord,                    /* pChord */
  26     X11DRV_CreateBitmap,             /* pCreateBitmap */
  27     X11DRV_CreateDC,                 /* pCreateDC */
  28     X11DRV_DeleteDC,                 /* pDeleteDC */
  29     X11DRV_DeleteObject,             /* pDeleteObject */
  30     X11DRV_Ellipse,                  /* pEllipse */
  31     X11DRV_EnumDeviceFonts,          /* pEnumDeviceFonts */
  32     X11DRV_Escape,                   /* pEscape */
  33     NULL,                            /* pExcludeClipRect */
  34     NULL,                            /* pExcludeVisRect */
  35     X11DRV_ExtFloodFill,             /* pExtFloodFill */
  36     X11DRV_ExtTextOut,               /* pExtTextOut */
  37     X11DRV_GetCharWidth,             /* pGetCharWidth */
  38     X11DRV_GetPixel,                 /* pGetPixel */
  39     X11DRV_GetTextExtentPoint,       /* pGetTextExtentPoint */
  40     X11DRV_GetTextMetrics,           /* pGetTextMetrics */
  41     NULL,                            /* pIntersectClipRect */
  42     NULL,                            /* pIntersectVisRect */
  43     X11DRV_LineTo,                   /* pLineTo */
  44     X11DRV_MoveToEx,                 /* pMoveToEx */
  45     NULL,                            /* pOffsetClipRgn */
  46     NULL,                            /* pOffsetViewportOrg (optional) */
  47     NULL,                            /* pOffsetWindowOrg (optional) */
  48     X11DRV_PaintRgn,                 /* pPaintRgn */
  49     X11DRV_PatBlt,                   /* pPatBlt */
  50     X11DRV_Pie,                      /* pPie */
  51     X11DRV_PolyPolygon,              /* pPolyPolygon */
  52     X11DRV_PolyPolyline,             /* pPolyPolyline */
  53     X11DRV_Polygon,                  /* pPolygon */
  54     X11DRV_Polyline,                 /* pPolyline */
  55     X11DRV_PolyBezier,               /* pPolyBezier */
  56     NULL,                            /* pRealizePalette */
  57     X11DRV_Rectangle,                /* pRectangle */
  58     NULL,                            /* pRestoreDC */
  59     X11DRV_RoundRect,                /* pRoundRect */
  60     NULL,                            /* pSaveDC */
  61     NULL,                            /* pScaleViewportExt (optional) */
  62     NULL,                            /* pScaleWindowExt (optional) */
  63     NULL,                            /* pSelectClipRgn */
  64     X11DRV_SelectObject,             /* pSelectObject */
  65     NULL,                            /* pSelectPalette */
  66     X11DRV_SetBkColor,               /* pSetBkColor */
  67     NULL,                            /* pSetBkMode */
  68     X11DRV_SetDeviceClipping,        /* pSetDeviceClipping */
  69     NULL,                            /* pSetDIBitsToDevice */
  70     NULL,                            /* pSetMapMode (optional) */
  71     NULL,                            /* pSetMapperFlags */
  72     X11DRV_SetPixel,                 /* pSetPixel */
  73     NULL,                            /* pSetPolyFillMode */
  74     NULL,                            /* pSetROP2 */
  75     NULL,                            /* pSetRelAbs */
  76     NULL,                            /* pSetStretchBltMode */
  77     NULL,                            /* pSetTextAlign */
  78     NULL,                            /* pSetTextCharacterExtra */
  79     X11DRV_SetTextColor,             /* pSetTextColor */
  80     NULL,                            /* pSetTextJustification */
  81     NULL,                            /* pSetViewportExt (optional) */
  82     NULL,                            /* pSetViewportOrg (optional) */
  83     NULL,                            /* pSetWindowExt (optional) */
  84     NULL,                            /* pSetWindowOrg (optional) */
  85     X11DRV_StretchBlt,               /* pStretchBlt */
  86     NULL                             /* pStretchDIBits */
  87 };
  88
  89 static DeviceCaps X11DRV_DevCaps = {
  90 /* version */           0,
  91 /* technology */        DT_RASDISPLAY,
  92 /* size, resolution */  0, 0, 0, 0, 0,
  93 /* device objects */    1, 16 + 6, 16, 0, 0, 100, 0,
  94 /* curve caps */        CC_CIRCLES | CC_PIE | CC_CHORD | CC_ELLIPSES |
  95                         CC_WIDE | CC_STYLED | CC_WIDESTYLED | CC_INTERIORS | CC_ROUNDRECT,
  96 /* line caps */         LC_POLYLINE | LC_MARKER | LC_POLYMARKER | LC_WIDE |
  97                         LC_STYLED | LC_WIDESTYLED | LC_INTERIORS,
  98 /* polygon caps */      PC_POLYGON | PC_RECTANGLE | PC_WINDPOLYGON |
  99                         PC_SCANLINE | PC_WIDE | PC_STYLED | PC_WIDESTYLED | PC_INTERIORS,
 100 /* text caps */         0,
 101 /* regions */           CP_REGION,
 102 /* raster caps */       RC_BITBLT | RC_BANDING | RC_SCALING | RC_BITMAP64 |
 103                         RC_DI_BITMAP | RC_DIBTODEV | RC_BIGFONT | RC_STRETCHBLT | RC_STRETCHDIB | RC_DEVBITS,
 104 /* aspects */           36, 36, 51,
 105 /* pad1 */              { 0 },
 106 /* log pixels */        0, 0,
 107 /* pad2 */              { 0 },
 108 /* palette size */      0,
 109 /* ..etc */             0, 0 };
 110
 111 /**********************************************************************
 112  *           X11DRV_Init
 113  */
 114 BOOL32 X11DRV_Init(void)
 115 {
 116     /* FIXME: colormap management should be merged with the X11DRV */
 117
 118     if( !COLOR_Init() ) return FALSE;
 119
 120     /* Finish up device caps */
 121
 122 #if 0
 123     TRACE(x11drv, "Height = %-4i pxl, %-4i mm, Width  = %-4i pxl, %-4i mm\n",
 124           HeightOfScreen(screen), HeightMMOfScreen(screen),
 125           WidthOfScreen(screen), WidthMMOfScreen(screen) );
 126 #endif
 127
 128     X11DRV_DevCaps.version = 0x300;
 129     X11DRV_DevCaps.horzSize = WidthMMOfScreen(screen) * screenWidth / WidthOfScreen(screen);
 130     X11DRV_DevCaps.vertSize = HeightMMOfScreen(screen) * screenHeight / HeightOfScreen(screen);
 131     X11DRV_DevCaps.horzRes = screenWidth;
 132     X11DRV_DevCaps.vertRes = screenHeight;
 133     X11DRV_DevCaps.bitsPixel = screenDepth;
 134
 135     if( COLOR_GetSystemPaletteFlags() & COLOR_VIRTUAL )
 136         X11DRV_DevCaps.sizePalette = 0;
 137     else
 138     {
 139         X11DRV_DevCaps.rasterCaps |= RC_PALETTE;
 140         X11DRV_DevCaps.sizePalette = DefaultVisual(display,DefaultScreen(display))->map_entries;
 141     }
 142
 143     /* Resolution will be adjusted during the font init */
 144
 145     X11DRV_DevCaps.logPixelsX = (int)(X11DRV_DevCaps.horzRes * 25.4 / X11DRV_DevCaps.horzSize);
 146     X11DRV_DevCaps.logPixelsY = (int)(X11DRV_DevCaps.vertRes * 25.4 / X11DRV_DevCaps.vertSize);
 147
 148     /* Create default bitmap */
 149
 150     if (!X11DRV_BITMAP_Init()) return FALSE;
 151
 152     /* Initialize brush dithering */
 153
 154     if (!X11DRV_BRUSH_Init()) return FALSE;
 155
 156     /* Initialize fonts and text caps */
 157
 158     if (!X11DRV_FONT_Init( &X11DRV_DevCaps )) return FALSE;
 159
 160     return DRIVER_RegisterDriver( "DISPLAY", &X11DRV_Funcs );
 161 }
 162
 163 /**********************************************************************
 164  *           X11DRV_CreateDC
 165  */
 166 static BOOL32 X11DRV_CreateDC( DC *dc, LPCSTR driver, LPCSTR device,
 167                                LPCSTR output, const DEVMODE16* initData )
 168 {
 169     X11DRV_PDEVICE *physDev;
 170
 171     physDev = &dc->u.x;  /* for now */
 172
 173     memset( physDev, 0, sizeof(*physDev) );
 174     dc->physDev        = physDev;
 175     dc->w.devCaps      = &X11DRV_DevCaps;
 176     if (dc->w.flags & DC_MEMORY)
 177     {
 178         X11DRV_PHYSBITMAP *pbitmap;
 179         BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr( dc->w.hBitmap,
 180                                                       BITMAP_MAGIC );
 181         X11DRV_CreateBitmap( dc->w.hBitmap );
 182         pbitmap            = bmp->DDBitmap->physBitmap;
 183         physDev->drawable  = pbitmap->pixmap;
 184         physDev->gc        = TSXCreateGC(display, physDev->drawable, 0, NULL);
 185         dc->w.bitsPerPixel = bmp->bitmap.bmBitsPixel;
 186
 187         dc->w.totalExtent.left   = 0;
 188         dc->w.totalExtent.top    = 0;
 189         dc->w.totalExtent.right  = bmp->bitmap.bmWidth;
 190         dc->w.totalExtent.bottom = bmp->bitmap.bmHeight;
 191         dc->w.hVisRgn            = CreateRectRgnIndirect32( &dc->w.totalExtent );
 192
 193         GDI_HEAP_UNLOCK( dc->w.hBitmap );
 194     }
 195     else
 196     {
 197         physDev->drawable  = rootWindow;
 198         physDev->gc        = TSXCreateGC( display, physDev->drawable, 0, NULL );
 199         dc->w.bitsPerPixel = screenDepth;
 200
 201         dc->w.totalExtent.left   = 0;
 202         dc->w.totalExtent.top    = 0;
 203         dc->w.totalExtent.right  = screenWidth;
 204         dc->w.totalExtent.bottom = screenHeight;
 205         dc->w.hVisRgn            = CreateRectRgnIndirect32( &dc->w.totalExtent );
 206     }
 207
 208     if (!dc->w.hVisRgn)
 209     {
 210         TSXFreeGC( display, physDev->gc );
 211         return FALSE;
 212     }
 213
 214     TSXSetGraphicsExposures( display, physDev->gc, False );
 215     TSXSetSubwindowMode( display, physDev->gc, IncludeInferiors );
 216
 217     return TRUE;
 218 }
 219
 220
 221 /**********************************************************************
 222  *           X11DRV_DeleteDC
 223  */
 224 static BOOL32 X11DRV_DeleteDC( DC *dc )
 225 {
 226     X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
 227     TSXFreeGC( display, physDev->gc );
 228     return TRUE;
 229 }
 230
 231 /**********************************************************************
 232  *           X11DRV_Escape
 233  */
 234 static INT32 X11DRV_Escape( DC *dc, INT32 nEscape, INT32 cbInput,
 235                             SEGPTR lpInData, SEGPTR lpOutData )
 236 {
 237     switch( nEscape )
 238     {
 239         case GETSCALINGFACTOR:
 240              if( lpOutData )
 241              {
 242                  LPPOINT16 lppt = (LPPOINT16)PTR_SEG_TO_LIN(lpOutData);
 243                  lppt->x = lppt->y = 0; /* no device scaling */
 244                  return 1;
 245              }
 246              break;
 247     }
 248     return 0;
 249 }
 250