Bug 212291 SWT Chart render engine always uses 96 DPI(Display) resolution
chart/org.eclipse.birt.chart.device.extension/src/org/eclipse/birt/chart/device/swing/SwingRendererImpl.java
are.getStartAngle( ),
						are.getAngleExtent( ),
						Arc2D.PIE );
				Area fArea = new Area( outerArc );
				fArea.exclusiveOr( new Area( innerArc ) );
				Shape prevClip = _g2d.getClip( );
				Area ar2 = new Area( fArea );
				if ( prevClip != null )
				{
					Area ar1 = new Area( prevClip );
					ar2.intersect( ar1 );
				}
				_g2d.setClip( ar2 );
				_g2d.fill( fArea );
				_g2d.setClip( prevClip );
			}
			else
			{
				_g2d.fill( new Arc2D.Double( are.getTopLeft( ).getX( ),
						are.getTopLeft( ).getY( ),
						are.getWidth( ),
						are.getHeight( ),
						are.getStartAngle( ),
						are.getAngleExtent( ),
						toSwingArcType( are.getStyle( ) ) ) );
			}
			_g2d.setPaint( pPrevious ); 
		}
		else if ( flBackground instanceof org.eclipse.birt.chart.model.attribute.Image )
		{