Bug 196272 Text position is incorrect in postscript and ppt.
Text position need to be ajusted according to baseline position.
engine/org.eclipse.birt.report.engine.emitter.postscript/src/org/eclipse/birt/report/engine/emitter/postscript/device/PostscriptPage.java
}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.engine.emitter.postscript.page.IPageDevice#drawBackgroundColor(java.awt.Color,
	 *      float, float, float, float)
	 */
	public void drawBackgroundColor( Color color, int x, int y, int width,
			int height )
	{
		if ( color != null )
		{
			writer.fillRect( convertToPoint( x ), convertToPoint( y ),
					convertToPoint( width ), convertToPoint( height ), color );
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.engine.emitter.postscript.page.IPageDevice#drawPageBackgroundColor(java.awt.Color)
	 */
	public void drawPageBackgroundColor( Color color )
	{
		writer.fillPage( color );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.engine.emitter.postscript.page.IPageDevice#drawBackgroundImage(float,
	 *      float, float, float, java.lang.String, java.lang.String, float,