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.emitter.pdf/src/org/eclipse/birt/report/engine/emitter/pdf/PDFPage.java
}
	public void clipSave( )
	{
		cbUnder.saveState( );
		contentByte.saveState( );
	}
	public void dispose( )
	{
	}
	protected void drawBackgroundColor( Color color, float x, float y,
			float width, float height )
	{
		if ( null == color )
		{
			return;
		}
		y = transformY( y, height );
		cbUnder.saveState( );
		cbUnder.setColorFill( color );
		cbUnder.rectangle( x, y, width, height );
		cbUnder.fill( );
		cbUnder.restoreState( );
	}
	protected void drawBackgroundImage( float x, float y, float width,
			float height, String repeat, String imageUrl, float absPosX,
			float absPosY ) throws IOException
	{
		y = transformY( y );
		cbUnder.saveState( );
		Image img = null;