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
writer.addAnnotation( new PdfAnnotation( writer, x, y, x + width, y
				+ height, createPdfAction( hyperlink, bookmark, targetWindow,
				type ) ) );
	}
	public void createTotalPageTemplate( int x, int y, int width, int height )
	{
		createTotalPageTemplate( convertToPoint( x ), convertToPoint( y ),
				convertToPoint( width ), convertToPoint( height ) );
	}
	private void createTotalPageTemplate( float x, float y, float width,
			float height )
	{
		if ( totalPageTemplate == null )
		{
			totalPageTemplate = contentByte.createTemplate( width, height );
		}
		y = transformY( y, height );
		contentByte.saveState( );
		contentByte.addTemplate( totalPageTemplate, x, y );
		contentByte.restoreState( );
	}
	/**
	 * Draws a line with the line-style specified in advance from the start
	 * position to the end position with the given linewidth, color, and style
	 * at the given pdf layer. If the line-style is NOT set before invoking this
	 * method, "solid" will be used as the default line-style.
	 * 
	 * @param startX
	 *            the start X coordinate of the line
	 * @param startY