public void setPlotBackground(final Node plotBackgroundNode) {
   if (plotBackgroundNode != null) {
     Node backgroundTypeNode =
         plotBackgroundNode.selectSingleNode(ChartDefinition.BACKGROUND_TYPE_ATTRIBUTE_NAME);
     if (backgroundTypeNode != null) {
       String backgroundTypeStr = backgroundTypeNode.getText();
       if (ChartDefinition.COLOR_TYPE_NAME.equalsIgnoreCase(backgroundTypeStr)) {
         setPlotBackgroundPaint(JFreeChartEngine.getPaint(plotBackgroundNode));
         setPlotBackgroundImage((Image) null);
       } else if (ChartDefinition.IMAGE_TYPE_NAME.equalsIgnoreCase(backgroundTypeStr)) {
         setPlotBackgroundImage(plotBackgroundNode);
         setPlotBackgroundPaint(null);
       } else if (ChartDefinition.TEXTURE_TYPE_NAME.equalsIgnoreCase(backgroundTypeStr)) {
         setPlotBackgroundPaint(
             JFreeChartEngine.getTexturePaint(
                 plotBackgroundNode, getWidth(), getHeight(), getSession()));
         setPlotBackgroundImage((Image) null);
       } else if (ChartDefinition.GRADIENT_TYPE_NAME.equalsIgnoreCase(backgroundTypeStr)) {
         setPlotBackgroundPaint(
             JFreeChartEngine.getGradientPaint(plotBackgroundNode, getWidth(), getHeight()));
         setPlotBackgroundImage((Image) null);
       }
     }
   }
 }
 public void setPlotBackgroundImage(final Node plotBackgroundImageNode) {
   setPlotBackgroundImage(JFreeChartEngine.getImage(plotBackgroundImageNode, getSession()));
 }