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
{
					throw new ChartException( ChartDeviceExtensionPlugin.ID,
							ChartException.RENDERING,
							muex );
				}
			}
			
			final Size szImage = _ids.getSize( img );
			int iXRepeat = (int) ( Math.ceil( r2d.width / szImage.getWidth( ) ) );
			int iYRepeat = (int) ( Math.ceil( r2d.height / szImage.getHeight( ) ) );
			ImageObserver io = (ImageObserver) _ids.getObserver( );
			for ( int i = 0; i < iXRepeat; i++ )
			{
				for ( int j = 0; j < iYRepeat; j++ )
				{
					_g2d.drawImage( img,
							(int) ( r2d.x + i * szImage.getWidth( ) ),
							(int) ( r2d.y + j * szImage.getHeight( ) ),
							io );
				}
			}
			_g2d.setClip( shPreviousClip ); 
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.event.IPrimitiveRenderListener#drawArea(org.eclipse.birt.chart.event.AreaRenderEvent)
	 */
	public void drawArea( AreaRenderEvent are ) throws ChartException