45         return true;
  46     }
  47 
  48     /**
  49      * Create a pixmap-based SurfaceData object
  50      */
  51     protected SurfaceData initAcceleratedSurface() {
  52         SurfaceData sData;
  53 
  54         try {
  55             XRGraphicsConfig gc = (XRGraphicsConfig) vImg.getGraphicsConfig();
  56             ColorModel cm = gc.getColorModel();
  57             long drawable = 0;
  58             if (context instanceof Long) {
  59                 drawable = ((Long)context).longValue();
  60             }
  61             sData = XRSurfaceData.createData(gc,
  62                                               vImg.getWidth(),
  63                                               vImg.getHeight(),
  64                                               cm, vImg, drawable,
  65                                               vImg.getTransparency());
  66         } catch (NullPointerException ex) {
  67             sData = null;
  68         } catch (OutOfMemoryError er) {
  69             sData = null;
  70         }
  71 
  72         return sData;
  73     }
  74 
  75    /**
  76     * XRender should allow copies between different formats and depths.
  77     * TODO: verify that this assumption is correct.
  78     */
  79     protected boolean isConfigValid(GraphicsConfiguration gc) {
  80         return true;
  81     }
  82 
  83     /**
  84      * Need to override the default behavior because Pixmaps-based
  85      * images are accelerated but not volatile.

  45         return true;
  46     }
  47 
  48     /**
  49      * Create a pixmap-based SurfaceData object
  50      */
  51     protected SurfaceData initAcceleratedSurface() {
  52         SurfaceData sData;
  53 
  54         try {
  55             XRGraphicsConfig gc = (XRGraphicsConfig) vImg.getGraphicsConfig();
  56             ColorModel cm = gc.getColorModel();
  57             long drawable = 0;
  58             if (context instanceof Long) {
  59                 drawable = ((Long)context).longValue();
  60             }
  61             sData = XRSurfaceData.createData(gc,
  62                                              vImg.getWidth(),
  63                                              vImg.getHeight(),
  64                                              cm, vImg, drawable,
  65                                              vImg.getTransparency(), false);
  66         } catch (NullPointerException ex) {
  67             sData = null;
  68         } catch (OutOfMemoryError er) {
  69             sData = null;
  70         }
  71 
  72         return sData;
  73     }
  74 
  75    /**
  76     * XRender should allow copies between different formats and depths.
  77     * TODO: verify that this assumption is correct.
  78     */
  79     protected boolean isConfigValid(GraphicsConfiguration gc) {
  80         return true;
  81     }
  82 
  83     /**
  84      * Need to override the default behavior because Pixmaps-based
  85      * images are accelerated but not volatile.