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.pdf/src/org/eclipse/birt/report/engine/emitter/pdf/PDFPage.java
float width, Color color, String lineStyle )
	{
		
		
		if ( null == color || 0f == width
				|| "none".equalsIgnoreCase( lineStyle ) ) 
		{
			return;
		}
		contentByte.saveState( );
		if ( "solid".equalsIgnoreCase( lineStyle ) ) 
		{
			drawRawLine( startX, startY, endX, endY, width, color, contentByte );
		}
		if ( "dashed".equalsIgnoreCase( lineStyle ) ) 
		{
			contentByte.setLineDash( 3 * width, 2 * width, 0f );
			drawRawLine( startX, startY, endX, endY, width, color, contentByte );
		}
		else if ( "dotted".equalsIgnoreCase( lineStyle ) ) 
		{
			contentByte.setLineDash( width, width, 0f );
			drawRawLine( startX, startY, endX, endY, width, color, contentByte );
		}
		else if ( "double".equalsIgnoreCase( lineStyle ) ) 
		{
			return;
		}