Bug 198994 PDF border crossed at zoom factor such as 100%, 134% etc
PDF border crossed at zoom factor such as 100%, 134%. Need enhance the border appearance in PDF report.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/emitter/PageDeviceRender.java
protected ContainerPosition getContainerPosition( )
	{
		ContainerPosition curPos;
		if ( !containerStack.isEmpty( ) )
			curPos = (ContainerPosition) containerStack.peek( );
		else
			curPos = new ContainerPosition( 0, 0 );
		return curPos;
	}
	/**
	 * draw background image for the container
	 * 
	 * @param containerStyle
	 *            the style of the container we draw background image for
	 * @param startX
	 *            the absolute horizontal position of the container
	 * @param startY
	 *            the absolute vertical position of the container
	 * @param width
	 *            container width
	 * @param height
	 *            container height
	 */
	private void drawBackgroundImage( IStyle containerStyle, int startX,
			int startY, int width, int height )
	{
		String imageUri = PropertyUtil.getBackgroundImage( containerStyle
				.getProperty( StyleConstants.STYLE_BACKGROUND_IMAGE ) );
		if ( imageUri == null )
		{