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
renderingHints.put(arg0, arg1);
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see java.awt.Graphics2D#getRenderingHint(java.awt.RenderingHints.Key)
	 */
	public Object getRenderingHint( Key arg0 )
	{
		return renderingHints.get(arg0);
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see java.awt.Graphics2D#setRenderingHints(java.util.Map)
	 */
	public void setRenderingHints( Map arg0 )
	{
		renderingHints = new RenderingHints(arg0);
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see java.awt.Graphics2D#addRenderingHints(java.util.Map)
	 */
	public void addRenderingHints( Map arg0 )
	{
		renderingHints.add(new RenderingHints(arg0));
	}
	/*