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     NULL,                            /* pArc */
  20     X11DRV_BitBlt,                   /* 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,                            /* pOffsetViewportOrg (optional) */
  43     NULL,                            /* pOffsetWindowOrg (optional) */
  44     NULL,                            /* pPaintRgn */
  45     X11DRV_PatBlt,                   /* 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,                            /* pScaleViewportExt (optional) */
  56     NULL,                            /* pScaleWindowExt (optional) */
  57     NULL,                            /* pSelectClipRgn */
  58     NULL,                            /* pSelectObject */
  59     NULL,                            /* pSelectPalette */
  60     NULL,                            /* pSetBkColor */
  61     NULL,                            /* pSetBkMode */
  62     X11DRV_SetDeviceClipping,        /* pSetDeviceClipping */
  63     NULL,                            /* pSetDIBitsToDevice */
  64     NULL,                            /* pSetMapMode (optional) */
  65     NULL,                            /* pSetMapperFlags */
  66     NULL,                            /* pSetPixel */
  67     NULL,                            /* pSetPolyFillMode */
  68     NULL,                            /* pSetROP2 */
  69     NULL,                            /* pSetRelAbs */
  70     NULL,                            /* pSetStretchBltMode */
  71     NULL,                            /* pSetTextAlign */
  72     NULL,                            /* pSetTextCharacterExtra */
  73     NULL,                            /* pSetTextColor */
  74     NULL,                            /* pSetTextJustification */
  75     NULL,                            /* pSetViewportExt (optional) */
  76     NULL,                            /* pSetViewportOrg (optional) */
  77     NULL,                            /* pSetWindowExt (optional) */
  78     NULL,                            /* pSetWindowOrg (optional) */
  79     X11DRV_StretchBlt,               /* pStretchBlt */
  80     NULL,                            /* pStretchDIBits */
  81     NULL                             /* pTextOut */
  82 };
  83
  84 static DeviceCaps X11DRV_DevCaps;
  85
  86 /**********************************************************************
  87  *           X11DRV_Init
  88  */
  89 BOOL32 X11DRV_Init(void)
  90 {
  91     return DRIVER_RegisterDriver( "DISPLAY", &X11DRV_Funcs );
  92 }
  93
  94
  95 /**********************************************************************
  96  *           X11DRV_CreateDC
  97  */
  98 static BOOL32 X11DRV_CreateDC( DC *dc, LPCSTR driver, LPCSTR device,
  99                                LPCSTR output, const DEVMODE16* initData )
 100 {
 101     X11DRV_PDEVICE *physDev;
 102
 103     if (!X11DRV_DevCaps.version) DC_FillDevCaps( &X11DRV_DevCaps );
 104
 105     physDev = &dc->u.x;  /* for now */
 106
 107     memset( physDev, 0, sizeof(*physDev) );
 108     dc->physDev        = physDev;
 109     dc->w.devCaps      = &X11DRV_DevCaps;
 110     if (dc->w.flags & DC_MEMORY)
 111     {
 112         BITMAPOBJ *bmp = (BITMAPOBJ *) GDI_GetObjPtr( dc->w.hBitmap,
 113                                                       BITMAP_MAGIC );
 114         physDev->drawable  = bmp->pixmap;
 115         physDev->gc        = XCreateGC( display, physDev->drawable, 0, NULL );
 116         dc->w.bitsPerPixel = bmp->bitmap.bmBitsPixel;
 117         dc->w.hVisRgn      = CreateRectRgn32( 0, 0, bmp->bitmap.bmWidth,
 118                                               bmp->bitmap.bmHeight );
 119     }
 120     else
 121     {
 122         physDev->drawable  = rootWindow;
 123         physDev->gc        = XCreateGC( display, physDev->drawable, 0, NULL );
 124         dc->w.bitsPerPixel = screenDepth;
 125         dc->w.hVisRgn      = CreateRectRgn32( 0, 0, screenWidth, screenHeight);
 126     }
 127
 128     if (!dc->w.hVisRgn)
 129     {
 130         XFreeGC( display, physDev->gc );
 131         return FALSE;
 132     }
 133
 134     XSetGraphicsExposures( display, physDev->gc, False );
 135     XSetSubwindowMode( display, physDev->gc, IncludeInferiors );
 136
 137     return TRUE;
 138 }
 139
 140
 141 /**********************************************************************
 142  *           X11DRV_DeleteDC
 143  */
 144 static BOOL32 X11DRV_DeleteDC( DC *dc )
 145 {
 146     X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
 147     XFreeGC( display, physDev->gc );
 148     return TRUE;
 149 }