graphics/x11drv/init.c

   1 /*
   2  * X11 graphics driver initialisation functions
   3  *
   4  * Copyright 1996 Alexandre Julliard
   5  */
   6
   7 #include "config.h"
   8
   9 #include "ts_xlib.h"
  10
  11 #include <string.h>
  12
  13 #include "bitmap.h"
  14 #include "color.h"
  15 #include "debugtools.h"
  16 #include "ldt.h"
  17 #include "local.h"
  18 #include "winnt.h"
  19 #include "x11drv.h"
  20
  21 DEFAULT_DEBUG_CHANNEL(x11drv);
  22
  23 static BOOL X11DRV_CreateDC( DC *dc, LPCSTR driver, LPCSTR device,
  24                                LPCSTR output, const DEVMODEA* initData );
  25 static BOOL X11DRV_DeleteDC( DC *dc );
  26
  27 static INT X11DRV_Escape( DC *dc, INT nEscape, INT cbInput,
  28                             SEGPTR lpInData, SEGPTR lpOutData );
  29
  30 const DC_FUNCTIONS X11DRV_DC_Funcs =
  31 {
  32     NULL,                            /* pAbortDoc */
  33     NULL,                            /* pAbortPath */
  34     NULL,                            /* pAngleArc */
  35     X11DRV_Arc,                      /* pArc */
  36     NULL,                            /* pArcTo */
  37     NULL,                            /* pBeginPath */
  38     X11DRV_BitBlt,                   /* pBitBlt */
  39     X11DRV_BitmapBits,               /* pBitmapBits */
  40     X11DRV_ChoosePixelFormat,        /* pChoosePixelFormat */
  41     X11DRV_Chord,                    /* pChord */
  42     NULL,                            /* pCloseFigure */
  43     X11DRV_CreateBitmap,             /* pCreateBitmap */
  44     X11DRV_CreateDC,                 /* pCreateDC */
  45     X11DRV_DIB_CreateDIBSection,     /* pCreateDIBSection */
  46     X11DRV_DIB_CreateDIBSection16,   /* pCreateDIBSection16 */
  47     X11DRV_DeleteDC,                 /* pDeleteDC */
  48     X11DRV_DeleteObject,             /* pDeleteObject */
  49     X11DRV_DescribePixelFormat,      /* pDescribePixelFormat */
  50     NULL,                            /* pDeviceCapabilities */
  51     X11DRV_Ellipse,                  /* pEllipse */
  52     NULL,                            /* pEndDoc */
  53     NULL,                            /* pEndPage */
  54     NULL,                            /* pEndPath */
  55     X11DRV_EnumDeviceFonts,          /* pEnumDeviceFonts */
  56     X11DRV_Escape,                   /* pEscape */
  57     NULL,                            /* pExcludeClipRect */
  58     NULL,                            /* pExtDeviceMode */
  59     X11DRV_ExtFloodFill,             /* pExtFloodFill */
  60     X11DRV_ExtTextOut,               /* pExtTextOut */
  61     NULL,                            /* pFillPath */
  62     NULL,                            /* pFillRgn */
  63     NULL,                            /* pFlattenPath */
  64     NULL,                            /* pFrameRgn */
  65     X11DRV_GetCharWidth,             /* pGetCharWidth */
  66     X11DRV_GetDCOrgEx,               /* pGetDCOrgEx */
  67     X11DRV_GetPixel,                 /* pGetPixel */
  68     X11DRV_GetPixelFormat,           /* pGetPixelFormat */
  69     X11DRV_GetTextExtentPoint,       /* pGetTextExtentPoint */
  70     X11DRV_GetTextMetrics,           /* pGetTextMetrics */
  71     NULL,                            /* pIntersectClipRect */
  72     NULL,                            /* pInvertRgn */
  73     X11DRV_LineTo,                   /* pLineTo */
  74     NULL,                            /* pMoveTo */
  75     NULL,                            /* pOffsetClipRgn */
  76     NULL,                            /* pOffsetViewportOrg (optional) */
  77     NULL,                            /* pOffsetWindowOrg (optional) */
  78     X11DRV_PaintRgn,                 /* pPaintRgn */
  79     X11DRV_PatBlt,                   /* pPatBlt */
  80     X11DRV_Pie,                      /* pPie */
  81     NULL,                            /* pPolyBezier */
  82     NULL,                            /* pPolyBezierTo */
  83     NULL,                            /* pPolyDraw */
  84     X11DRV_PolyPolygon,              /* pPolyPolygon */
  85     X11DRV_PolyPolyline,             /* pPolyPolyline */
  86     X11DRV_Polygon,                  /* pPolygon */
  87     X11DRV_Polyline,                 /* pPolyline */
  88     NULL,                            /* pPolylineTo */
  89     NULL,                            /* pRealizePalette */
  90     X11DRV_Rectangle,                /* pRectangle */
  91     NULL,                            /* pRestoreDC */
  92     X11DRV_RoundRect,                /* pRoundRect */
  93     NULL,                            /* pSaveDC */
  94     NULL,                            /* pScaleViewportExt (optional) */
  95     NULL,                            /* pScaleWindowExt (optional) */
  96     NULL,                            /* pSelectClipPath */
  97     NULL,                            /* pSelectClipRgn */
  98     X11DRV_SelectObject,             /* pSelectObject */
  99     NULL,                            /* pSelectPalette */
 100     X11DRV_SetBkColor,               /* pSetBkColor */
 101     NULL,                            /* pSetBkMode */
 102     X11DRV_SetDeviceClipping,        /* pSetDeviceClipping */
 103     X11DRV_SetDIBitsToDevice,        /* pSetDIBitsToDevice */
 104     NULL,                            /* pSetMapMode (optional) */
 105     NULL,                            /* pSetMapperFlags */
 106     X11DRV_SetPixel,                 /* pSetPixel */
 107     X11DRV_SetPixelFormat,           /* pSetPixelFormat */
 108     NULL,                            /* pSetPolyFillMode */
 109     NULL,                            /* pSetROP2 */
 110     NULL,                            /* pSetRelAbs */
 111     NULL,                            /* pSetStretchBltMode */
 112     NULL,                            /* pSetTextAlign */
 113     NULL,                            /* pSetTextCharacterExtra */
 114     X11DRV_SetTextColor,             /* pSetTextColor */
 115     NULL,                            /* pSetTextJustification */
 116     NULL,                            /* pSetViewportExt (optional) */
 117     NULL,                            /* pSetViewportOrg (optional) */
 118     NULL,                            /* pSetWindowExt (optional) */
 119     NULL,                            /* pSetWindowOrg (optional) */
 120     NULL,                            /* pStartDoc */
 121     NULL,                            /* pStartPage */
 122     X11DRV_StretchBlt,               /* pStretchBlt */
 123     NULL,                            /* pStretchDIBits */
 124     NULL,                            /* pStrokeAndFillPath */
 125     NULL,                            /* pStrokePath */
 126     X11DRV_SwapBuffers,              /* pSwapBuffers */
 127     NULL                             /* pWidenPath */
 128 };
 129
 130 BITMAP_DRIVER X11DRV_BITMAP_Driver =
 131 {
 132   X11DRV_DIB_SetDIBits,
 133   X11DRV_DIB_GetDIBits,
 134   X11DRV_DIB_DeleteDIBSection,
 135   X11DRV_DIB_SetDIBColorTable,
 136   X11DRV_DIB_GetDIBColorTable,
 137   X11DRV_DIB_Lock,
 138   X11DRV_DIB_Unlock
 139 };
 140
 141 PALETTE_DRIVER X11DRV_PALETTE_Driver =
 142 {
 143   X11DRV_PALETTE_SetMapping,
 144   X11DRV_PALETTE_UpdateMapping,
 145   X11DRV_PALETTE_IsDark
 146 };
 147
 148 DeviceCaps X11DRV_DevCaps = {
 149 /* version */           0,
 150 /* technology */        DT_RASDISPLAY,
 151 /* size, resolution */  0, 0, 0, 0, 0,
 152 /* device objects */    1, -1, -1, 0, 0, -1, 1152,
 153 /* curve caps */        CC_CIRCLES | CC_PIE | CC_CHORD | CC_ELLIPSES |
 154                         CC_WIDE | CC_STYLED | CC_WIDESTYLED | CC_INTERIORS | CC_ROUNDRECT,
 155 /* line caps */         LC_POLYLINE | LC_MARKER | LC_POLYMARKER | LC_WIDE |
 156                         LC_STYLED | LC_WIDESTYLED | LC_INTERIORS,
 157 /* polygon caps */      PC_POLYGON | PC_RECTANGLE | PC_WINDPOLYGON |
 158                         PC_SCANLINE | PC_WIDE | PC_STYLED | PC_WIDESTYLED | PC_INTERIORS,
 159 /* text caps */         0,
 160 /* regions */           CP_REGION,
 161 /* raster caps */       RC_BITBLT | RC_BANDING | RC_SCALING | RC_BITMAP64 |
 162                         RC_DI_BITMAP | RC_DIBTODEV | RC_BIGFONT | RC_STRETCHBLT | RC_STRETCHDIB | RC_DEVBITS,
 163 /* aspects */           36, 36, 51,
 164 /* pad1 */              { 0 },
 165 /* log pixels */        0, 0,
 166 /* pad2 */              { 0 },
 167 /* palette size */      0,
 168 /* ..etc */             0, 0 };
 169
 170 /**********************************************************************
 171  *           X11DRV_GDI_Initialize
 172  */
 173 BOOL X11DRV_GDI_Initialize(void)
 174 {
 175     BITMAP_Driver = &X11DRV_BITMAP_Driver;
 176     PALETTE_Driver = &X11DRV_PALETTE_Driver;
 177
 178     /* FIXME: colormap management should be merged with the X11DRV */
 179
 180     if( !X11DRV_DIB_Init() ) return FALSE;
 181
 182     if( !X11DRV_PALETTE_Init() ) return FALSE;
 183
 184     if( !X11DRV_OBM_Init() ) return FALSE;
 185
 186     /* Finish up device caps */
 187
 188 #if 0
 189     TRACE("Height = %-4i pxl, %-4i mm, Width  = %-4i pxl, %-4i mm\n",
 190           HeightOfScreen(X11DRV_GetXScreen()), HeightMMOfScreen(X11DRV_GetXScreen()),
 191           WidthOfScreen(X11DRV_GetXScreen()), WidthMMOfScreen(X11DRV_GetXScreen()) );
 192 #endif
 193
 194     X11DRV_DevCaps.version   = 0x300;
 195     X11DRV_DevCaps.horzSize  = WidthMMOfScreen(screen) * screen_width / WidthOfScreen(screen);
 196     X11DRV_DevCaps.vertSize  = HeightMMOfScreen(screen) * screen_height / HeightOfScreen(screen);
 197     X11DRV_DevCaps.horzRes   = screen_width;
 198     X11DRV_DevCaps.vertRes   = screen_height;
 199     X11DRV_DevCaps.bitsPixel = screen_depth;
 200
 201     /* MSDN: Number of entries in the device's color table, if the device has
 202      * a color depth of no more than 8 bits per pixel.For devices with greater
 203      * color depths, -1 is returned.
 204      */
 205     X11DRV_DevCaps.numColors = (screen_depth>8)?-1:(1<<screen_depth);
 206
 207     /* Resolution will be adjusted during the font init */
 208
 209     X11DRV_DevCaps.logPixelsX = (int)(X11DRV_DevCaps.horzRes * 25.4 / X11DRV_DevCaps.horzSize);
 210     X11DRV_DevCaps.logPixelsY = (int)(X11DRV_DevCaps.vertRes * 25.4 / X11DRV_DevCaps.vertSize);
 211
 212     /* Create default bitmap */
 213
 214     if (!X11DRV_BITMAP_Init()) return FALSE;
 215
 216     /* Initialize brush dithering */
 217
 218     if (!X11DRV_BRUSH_Init()) return FALSE;
 219
 220     /* Initialize fonts and text caps */
 221
 222     if (!X11DRV_FONT_Init( &X11DRV_DevCaps )) return FALSE;
 223
 224     return DRIVER_RegisterDriver( "DISPLAY", &X11DRV_DC_Funcs );
 225 }
 226
 227 /**********************************************************************
 228  *           X11DRV_GDI_Finalize
 229  */
 230 void X11DRV_GDI_Finalize(void)
 231 {
 232   X11DRV_PALETTE_Cleanup();
 233 }
 234
 235 /**********************************************************************
 236  *           X11DRV_CreateDC
 237  */
 238 static BOOL X11DRV_CreateDC( DC *dc, LPCSTR driver, LPCSTR device,
 239                                LPCSTR output, const DEVMODEA* initData )
 240 {
 241     X11DRV_PDEVICE *physDev;
 242
 243     dc->physDev = physDev = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
 244                                        sizeof(*physDev) );
 245     if(!physDev) {
 246         ERR("Can't allocate physDev\n");
 247         return FALSE;
 248     }
 249
 250     dc->devCaps      = &X11DRV_DevCaps;
 251     if (dc->flags & DC_MEMORY)
 252     {
 253         BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr( dc->hBitmap, BITMAP_MAGIC );
 254         if (!bmp)
 255         {
 256             HeapFree( GetProcessHeap(), 0, physDev );
 257             return FALSE;
 258         }
 259         if (!bmp->physBitmap) X11DRV_CreateBitmap( dc->hBitmap );
 260         physDev->drawable  = (Pixmap)bmp->physBitmap;
 261         physDev->gc        = TSXCreateGC(display, physDev->drawable, 0, NULL);
 262         dc->bitsPerPixel = bmp->bitmap.bmBitsPixel;
 263
 264         dc->totalExtent.left   = 0;
 265         dc->totalExtent.top    = 0;
 266         dc->totalExtent.right  = bmp->bitmap.bmWidth;
 267         dc->totalExtent.bottom = bmp->bitmap.bmHeight;
 268         dc->hVisRgn            = CreateRectRgnIndirect( &dc->totalExtent );
 269
 270         GDI_ReleaseObj( dc->hBitmap );
 271     }
 272     else
 273     {
 274         physDev->drawable  = X11DRV_GetXRootWindow();
 275         physDev->gc        = TSXCreateGC( display, physDev->drawable, 0, NULL );
 276         dc->bitsPerPixel = screen_depth;
 277
 278         dc->totalExtent.left   = 0;
 279         dc->totalExtent.top    = 0;
 280         dc->totalExtent.right  = screen_width;
 281         dc->totalExtent.bottom = screen_height;
 282         dc->hVisRgn            = CreateRectRgnIndirect( &dc->totalExtent );
 283     }
 284
 285     physDev->current_pf   = 0;
 286     physDev->used_visuals = 0;
 287
 288     if (!dc->hVisRgn)
 289     {
 290         TSXFreeGC( display, physDev->gc );
 291         HeapFree( GetProcessHeap(), 0, physDev );
 292         return FALSE;
 293     }
 294
 295     TSXSetGraphicsExposures( display, physDev->gc, False );
 296     TSXSetSubwindowMode( display, physDev->gc, IncludeInferiors );
 297
 298     return TRUE;
 299 }
 300
 301
 302 /**********************************************************************
 303  *           X11DRV_DeleteDC
 304  */
 305 static BOOL X11DRV_DeleteDC( DC *dc )
 306 {
 307     X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
 308     TSXFreeGC( display, physDev->gc );
 309     while (physDev->used_visuals-- > 0)
 310       TSXFree(physDev->visuals[physDev->used_visuals]);
 311     HeapFree( GetProcessHeap(), 0, physDev );
 312     dc->physDev = NULL;
 313     return TRUE;
 314 }
 315
 316 /**********************************************************************
 317  *           X11DRV_Escape
 318  */
 319 static INT X11DRV_Escape( DC *dc, INT nEscape, INT cbInput,
 320                             SEGPTR lpInData, SEGPTR lpOutData )
 321 {
 322     switch( nEscape )
 323     {
 324         case GETSCALINGFACTOR:
 325              if( lpOutData )
 326              {
 327                  LPPOINT16 lppt = (LPPOINT16)PTR_SEG_TO_LIN(lpOutData);
 328                  lppt->x = lppt->y = 0; /* no device scaling */
 329                  return 1;
 330              }
 331              break;
 332     }
 333     return 0;
 334 }
 335