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.ppt/src/org/eclipse/birt/report/engine/emitter/ppt/PPTWriter.java
pptOutput.write( ( ">\n" ).getBytes( ) );
			pptOutput.write( ( "</v:line>\n" ).getBytes( ) );
		}
		catch ( IOException ioe )
		{
			logger.log( Level.WARNING, ioe.getMessage( ), ioe );
		}
	}
	/**
	 * Draws the background color of the PPT.
	 * 
	 * @param color
	 *            the color to be drawn
	 * @param x
	 *            the start X coordinate
	 * @param y
	 *            the start Y coordinate
	 * @param width
	 *            the width of the background dimension
	 * @param height
	 *            the height of the background dimension
	 */
	public void drawBackgroundColor( Color color, double x, double y,
			double width, double height )
	{
		if ( color == null )
		{
			return;
		}