Bug 183895 Legend Text Area Font properties do not take effect [0001]
Description: Legend Text Area Font properties do not take effect. Build number: 2.2.0.v20070424-0630 Steps to reproduce: 1. New a Chart. 2. In "Format Chart" tab, tick "Show Values", click "Block" button, Edit Font, set Font: Arial, Size:16, Color: Yellow, Style:Bold&Italic, Rotation: 45 degree. Expected result: Font properties take effect. Actual result: Font properties does not take effect. Error log: N/A
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/BaseRenderer.java
* @return
	 */
	public Position switchPosition( Position po )
	{
		if ( po != null && isRightToLeft( ) )
		{
			if ( po == Position.RIGHT_LITERAL )
			{
				po = Position.LEFT_LITERAL;
			}
			else if ( po == Position.LEFT_LITERAL )
			{
				po = Position.RIGHT_LITERAL;
			}
		}
		return po;
	}
	/**
	 * Switch TextAlignment value due to right-left setting.
	 * 
	 * @param ta
	 * @return
	 */
	public TextAlignment switchTextAlignment( TextAlignment ta )
	{
		if ( ta != null && isRightToLeft( ) )
		{
			if ( ta.getHorizontalAlignment( ) == HorizontalAlignment.LEFT_LITERAL )
			{
				ta.setHorizontalAlignment( HorizontalAlignment.RIGHT_LITERAL );