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 "bitmap.h"
  10 #include "gdi.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 const DC_FUNCTIONS X11DRV_Funcs =
  18 {
  19     X11DRV_Arc,                      /* pArc */
  20     X11DRV_BitBlt,                   /* pBitBlt */
  21     X11DRV_Chord,                    /* pChord */
  22     X11DRV_CreateDC,                 /* pCreateDC */
  23     X11DRV_DeleteDC,                 /* pDeleteDC */
  24     NULL,                            /* pDeleteObject */
  25     X11DRV_Ellipse,                  /* pEllipse */
  26     NULL,                            /* pEscape */
  27     NULL,                            /* pExcludeClipRect */
  28     NULL,                            /* pExcludeVisRect */
  29     X11DRV_ExtFloodFill,             /* pExtFloodFill */
  30     X11DRV_ExtTextOut,               /* pExtTextOut */
  31     X11DRV_GetPixel,                 /* pGetPixel */
  32     X11DRV_GetTextExtentPoint,       /* pGetTextExtentPoint */
  33     NULL,                            /* pGetTextMetrics */
  34     NULL,                            /* pIntersectClipRect */
  35     NULL,                            /* pIntersectVisRect */
  36     X11DRV_LineTo,                   /* pLineTo */
  37     X11DRV_MoveToEx,                 /* pMoveToEx */
  38     NULL,                            /* pOffsetClipRgn */
  39     NULL,                            /* pOffsetViewportOrg (optional) */
  40     NULL,                            /* pOffsetWindowOrg (optional) */
  41     X11DRV_PaintRgn,                 /* pPaintRgn */
  42     X11DRV_PatBlt,                   /* pPatBlt */
  43     X11DRV_Pie,                      /* pPie */
  44     X11DRV_PolyPolygon,              /* pPolyPolygon */
  45     X11DRV_Polygon,                  /* pPolygon */
  46     X11DRV_Polyline,                 /* pPolyline */
  47     NULL,                            /* pRealizePalette */
  48     X11DRV_Rectangle,                /* pRectangle */
  49     NULL,                            /* pRestoreDC */
  50     X11DRV_RoundRect,                /* pRoundRect */
  51     NULL,                            /* pSaveDC */
  52     NULL,                            /* pScaleViewportExt (optional) */
  53     NULL,                            /* pScaleWindowExt (optional) */
  54     NULL,                            /* pSelectClipRgn */
  55     NULL,                            /* pSelectObject */
  56     NULL,                            /* pSelectPalette */
  57     NULL,                            /* pSetBkColor */
  58     NULL,                            /* pSetBkMode */
  59     X11DRV_SetDeviceClipping,        /* pSetDeviceClipping */
  60     NULL,                            /* pSetDIBitsToDevice */
  61     NULL,                            /* pSetMapMode (optional) */
  62     NULL,                            /* pSetMapperFlags */
  63     X11DRV_SetPixel,                 /* pSetPixel */
  64     NULL,                            /* pSetPolyFillMode */
  65     NULL,                            /* pSetROP2 */
  66     NULL,                            /* pSetRelAbs */
  67     NULL,                            /* pSetStretchBltMode */
  68     NULL,                            /* pSetTextAlign */
  69     NULL,                            /* pSetTextCharacterExtra */
  70     NULL,                            /* pSetTextColor */
  71     NULL,                            /* pSetTextJustification */
  72     NULL,                            /* pSetViewportExt (optional) */
  73     NULL,                            /* pSetViewportOrg (optional) */
  74     NULL,                            /* pSetWindowExt (optional) */
  75     NULL,                            /* pSetWindowOrg (optional) */
  76     X11DRV_StretchBlt,               /* pStretchBlt */
  77     NULL                             /* pStretchDIBits */
  78 };
  79
  80 static DeviceCaps X11DRV_DevCaps;
  81
  82 /**********************************************************************
  83  *           X11DRV_Init
  84  */
  85 BOOL32 X11DRV_Init(void)
  86 {
  87     return DRIVER_RegisterDriver( "DISPLAY", &X11DRV_Funcs );
  88 }
  89
  90
  91 /**********************************************************************
  92  *           X11DRV_CreateDC
  93  */
  94 static BOOL32 X11DRV_CreateDC( DC *dc, LPCSTR driver, LPCSTR device,
  95                                LPCSTR output, const DEVMODE16* initData )
  96 {
  97     X11DRV_PDEVICE *physDev;
  98
  99     if (!X11DRV_DevCaps.version) DC_FillDevCaps( &X11DRV_DevCaps );
 100
 101     physDev = &dc->u.x;  /* for now */
 102
 103     memset( physDev, 0, sizeof(*physDev) );
 104     dc->physDev        = physDev;
 105     dc->w.devCaps      = &X11DRV_DevCaps;
 106     if (dc->w.flags & DC_MEMORY)
 107     {
 108         BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr( dc->w.hBitmap,
 109                                                       BITMAP_MAGIC );
 110         physDev->drawable  = bmp->pixmap;
 111         physDev->gc        = XCreateGC( display, physDev->drawable, 0, NULL );
 112         dc->w.bitsPerPixel = bmp->bitmap.bmBitsPixel;
 113         dc->w.hVisRgn      = CreateRectRgn32( 0, 0, bmp->bitmap.bmWidth,
 114                                               bmp->bitmap.bmHeight );
 115     }
 116     else
 117     {
 118         physDev->drawable  = rootWindow;
 119         physDev->gc        = XCreateGC( display, physDev->drawable, 0, NULL );
 120         dc->w.bitsPerPixel = screenDepth;
 121         dc->w.hVisRgn      = CreateRectRgn32( 0, 0, screenWidth, screenHeight);
 122     }
 123
 124     if (!dc->w.hVisRgn)
 125     {
 126         XFreeGC( display, physDev->gc );
 127         return FALSE;
 128     }
 129
 130     XSetGraphicsExposures( display, physDev->gc, False );
 131     XSetSubwindowMode( display, physDev->gc, IncludeInferiors );
 132
 133     return TRUE;
 134 }
 135
 136
 137 /**********************************************************************
 138  *           X11DRV_DeleteDC
 139  */
 140 static BOOL32 X11DRV_DeleteDC( DC *dc )
 141 {
 142     X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
 143     XFreeGC( display, physDev->gc );
 144     return TRUE;
 145 }