Bug 145144 SVG Interactivity cannot highlight gradient colors
Create any SVG Chart with gradient colors on the series palette. Add interactivity on series to highlight them on mouseover for instance (or mouse click) The highlight doesn't work. It works for plain colors only.
chart/org.eclipse.birt.chart.device.svg/src/org/eclipse/birt/chart/device/svg/SVGGraphics2D.java
{
		SVGImage image = (SVGImage) arg0;
		Element currentElement = createElement( "image" ); 
		currentElement.setAttribute( "xlink:href", image.getUrl( ) ); 
		currentElement.setAttribute( "x", Double.toString( arg1 ) ); 
		currentElement.setAttribute( "y", Double.toString( arg2 ) ); 
		currentElement.setAttribute( "width", Double.toString( arg3 ) ); 
		currentElement.setAttribute( "height", Double.toString( arg4 ) ); 
		currentElement.setAttribute( "fill", serializeToString( arg5 ) ); 
		if ( clip != null )
			currentElement.setAttribute( "clip-path", "url(#clip" + clip.hashCode( ) + ")" ); 
		appendChild( currentElement );
		return true;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see java.awt.Graphics#drawImage(java.awt.Image, int, int, int, int, int,
	 *      int, int, int, java.awt.image.ImageObserver)
	 */
	public boolean drawImage( Image arg0, int arg1, int arg2, int arg3,
			int arg4, int arg5, int arg6, int arg7, int arg8, ImageObserver arg9 )
	{
		SVGImage image = (SVGImage) arg0;
		Element currentElement = createElement( "image" ); 
		currentElement.setAttribute( "xlink:href", image.getUrl( ) ); 
		currentElement.setAttribute( "x", Double.toString( arg1 ) ); 
		currentElement.setAttribute( "y", Double.toString( arg2 ) ); 
		currentElement.setAttribute( "width", Double.toString( arg3 ) ); 
		currentElement.setAttribute( "height", Double.toString( arg4 ) );