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 DEVMODE* initData );
  15 static BOOL32 X11DRV_DeleteDC( DC *dc );
  16
  17 static const DC_FUNCTIONS X11DRV_Funcs =
  18 {
  19     NULL,                            /* pArc */
  20     NULL,                            /* pBitBlt */
  21     NULL,                            /* pChord */
  22     X11DRV_CreateDC,                 /* pCreateDC */
  23     X11DRV_DeleteDC,                 /* pDeleteDC */
  24     NULL,                            /* pDeleteObject */
  25     NULL,                            /* pEllipse */
  26     NULL,                            /* pEscape */
  27     NULL,                            /* pExcludeClipRect */
  28     NULL,                            /* pExcludeVisRect */
  29     NULL,                            /* pExtFloodFill */
  30     NULL,                            /* pExtTextOut */
  31     NULL,                            /* pFillRgn */
  32     NULL,                            /* pFloodFill */
  33     NULL,                            /* pFrameRgn */
  34     X11DRV_GetTextExtentPoint,       /* pGetTextExtentPoint */
  35     NULL,                            /* pGetTextMetrics */
  36     NULL,                            /* pIntersectClipRect */
  37     NULL,                            /* pIntersectVisRect */
  38     NULL,                            /* pInvertRgn */
  39     NULL,                            /* pLineTo */
  40     NULL,                            /* pMoveToEx */
  41     NULL,                            /* pOffsetClipRgn */
  42     NULL,                            /* pOffsetViewportOrgEx */
  43     NULL,                            /* pOffsetWindowOrgEx */
  44     NULL,                            /* pPaintRgn */
  45     NULL,                            /* pPatBlt */
  46     NULL,                            /* pPie */
  47     NULL,                            /* pPolyPolygon */
  48     NULL,                            /* pPolygon */
  49     NULL,                            /* pPolyline */
  50     NULL,                            /* pRealizePalette */
  51     NULL,                            /* pRectangle */
  52     NULL,                            /* pRestoreDC */
  53     NULL,                            /* pRoundRect */
  54     NULL,                            /* pSaveDC */
  55     NULL,                            /* pScaleViewportExtEx */
  56     NULL,                            /* pScaleWindowExtEx */
  57     NULL,                            /* pSelectClipRgn */
  58     NULL,                            /* pSelectObject */
  59     NULL,                            /* pSelectPalette */
  60     NULL,                            /* pSetBkColor */
  61     NULL,                            /* pSetBkMode */
  62     NULL,                            /* pSetDIBitsToDevice */
  63     NULL,                            /* pSetMapMode */
  64     NULL,                            /* pSetMapperFlags */
  65     NULL,                            /* pSetPixel */
  66     NULL,                            /* pSetPolyFillMode */
  67     NULL,                            /* pSetROP2 */
  68     NULL,                            /* pSetRelAbs */
  69     NULL,                            /* pSetStretchBltMode */
  70     NULL,                            /* pSetTextAlign */
  71     NULL,                            /* pSetTextCharacterExtra */
  72     NULL,                            /* pSetTextColor */
  73     NULL,                            /* pSetTextJustification */
  74     NULL,                            /* pSetViewportExtEx */
  75     NULL,                            /* pSetViewportOrgEx */
  76     NULL,                            /* pSetWindowExtEx */
  77     NULL,                            /* pSetWindowOrgEx */
  78     NULL,                            /* pStretchBlt */
  79     NULL,                            /* pStretchDIBits */
  80     NULL                             /* pTextOut */
  81 };
  82
  83 static DeviceCaps X11DRV_DevCaps;
  84
  85 /**********************************************************************
  86  *           X11DRV_Init
  87  */
  88 BOOL32 X11DRV_Init(void)
  89 {
  90     return DRIVER_RegisterDriver( "DISPLAY", &X11DRV_Funcs );
  91 }
  92
  93
  94 /**********************************************************************
  95  *           X11DRV_CreateDC
  96  */
  97 static BOOL32 X11DRV_CreateDC( DC *dc, LPCSTR driver, LPCSTR device,
  98                                LPCSTR output, const DEVMODE* initData )
  99 {
 100     X11DRV_PDEVICE *physDev;
 101
 102     if (!X11DRV_DevCaps.version) DC_FillDevCaps( &X11DRV_DevCaps );
 103
 104     physDev = &dc->u.x;  /* for now */
 105
 106     memset( physDev, 0, sizeof(*physDev) );
 107     dc->physDev        = physDev;
 108     dc->w.devCaps      = &X11DRV_DevCaps;
 109     if (dc->w.flags & DC_MEMORY)
 110     {
 111         BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr( dc->w.hBitmap,
 112                                                       BITMAP_MAGIC );
 113         physDev->drawable  = bmp->pixmap;
 114         physDev->gc        = XCreateGC( display, physDev->drawable, 0, NULL );
 115         dc->w.bitsPerPixel = bmp->bitmap.bmBitsPixel;
 116         dc->w.hVisRgn      = CreateRectRgn( 0, 0, bmp->bitmap.bmWidth,
 117                                             bmp->bitmap.bmHeight );
 118     }
 119     else
 120     {
 121         physDev->drawable  = rootWindow;
 122         physDev->gc        = XCreateGC( display, physDev->drawable, 0, NULL );
 123         dc->w.bitsPerPixel = screenDepth;
 124         dc->w.hVisRgn      = CreateRectRgn( 0, 0, screenWidth, screenHeight );
 125     }
 126
 127     if (!dc->w.hVisRgn)
 128     {
 129         XFreeGC( display, physDev->gc );
 130         return FALSE;
 131     }
 132
 133     XSetGraphicsExposures( display, physDev->gc, False );
 134     XSetSubwindowMode( display, physDev->gc, IncludeInferiors );
 135
 136     return TRUE;
 137 }
 138
 139
 140 /**********************************************************************
 141  *           X11DRV_DeleteDC
 142  */
 143 static BOOL32 X11DRV_DeleteDC( DC *dc )
 144 {
 145     X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
 146     XFreeGC( display, physDev->gc );
 147     return TRUE;
 148 }