Bug 212291 SWT Chart render engine always uses 96 DPI(Display) resolution
chart/org.eclipse.birt.chart.device.swt/src/org/eclipse/birt/chart/device/swt/SwtRendererImpl.java
(org.eclipse.birt.chart.model.attribute.Image) flBackground );
			}
		}
		finally
		{
			pt.dispose( );
		}
	}
	
	private final void fillPathColor( Path path, ColorDefinition g )
			throws ChartException
	{
		
		if ( !( g.isSetTransparency( ) && g.getTransparency( ) == 0 ) )
		{
			final Color cBG = (Color) _ids.getColor( g );
			final Color cPreviousBG = _gc.getBackground( );
			_gc.setBackground( cBG );
			R31Enhance.setAlpha( _gc, g );
			_gc.fillPath( path );
			cBG.dispose( );
			_gc.setBackground( cPreviousBG );
		}
	}
	
	private final void fillPathGradient( Path path, Gradient g, Rectangle r )
			throws ChartException
	{
		final ColorDefinition cdStart = g.getStartColor( );
		final ColorDefinition cdEnd = g.getEndColor( );