Bug 142689 All the shadow colors can not be take effect.
All the background shadow colors can not be take effect. Steps: 1.Create a chart 2.Open chart builder, go to "Format Chart" tab, select "Chart Area", click "Title Format", set shadow color to red 3.Preview Actual Resutls: 1.Shadow color can not be displayed Expected Results: 1.Shadow color can be displayed
chart/org.eclipse.birt.chart.device.svg/src/org/eclipse/birt/chart/device/svg/SVGGraphics2D.java
Element element = currentElement;
		if (deferStrokColor != null){
			  
			element = deferStrokColor;
		}
		
		String style = element.getAttribute( "style" ); 
		if ( style == null )
			style = ""; 
		if ( color != null )
		{
			style += "stroke:" + serializeToString( color ) + ";"; 
		}
		if ( ( stroke != null ) && ( stroke instanceof BasicStroke ) )
		{
			BasicStroke bs = (BasicStroke) stroke;
			if ( bs.getLineWidth( ) > 0 )
				style += "stroke-width:" + bs.getLineWidth( ) + ";"; 
			if ( bs.getDashArray( ) != null )
			{
				String dashArrayStr = ""; 
				for ( int x = 0; x < bs.getDashArray( ).length; x++ )
				{
					dashArrayStr += " " + bs.getDashArray( )[x]; 
				}
				if ( !( dashArrayStr.equals( "" ) ) ) 
					style += "stroke-dasharray:" + dashArrayStr + ";"; 
			}
			style += "stroke-miterlimit:" + bs.getMiterLimit( ) + ";"; 
			switch ( bs.getLineJoin( ) )