Bug 164426 Different display between html and pdf output[0300]
Description: Image background of label displays different between in html and pdf output. Build number: 2.2.0.v20061114-0634 Steps to reproduce: 1.Add a label and new a style. 2.Set background image and set to no repeat. 3.Preview in html and pdf. You will get two different output. HTML shows the topper part of image, while in pdf shows the bottom part of image. Expected result: Show the topper part of image in both two of outputs.
engine/org.eclipse.birt.report.engine.emitter.pdf/src/org/eclipse/birt/report/engine/emitter/pdf/PDFEmitter.java
*            the measure computed in layout manager
		 * @return the measure in PDF
		 */
		private float pdfMeasure( int layoutMeasure )
		{
			return layoutMeasure/(float)LAYOUT_TO_PDF_RATIO;
		}
		/**
		 * Converts the X coordinate of a point from layout to X coordinate in PDF
		 * @param layoutX 		the X coordinate specified from layout
		 * @return				the PDF X coordinate
		 */
		private float layoutPointX2PDF(int layoutX)
		{
			return pdfMeasure(layoutX);
		}
		
		/**
		 * Converts the Y coordinate of a point from layout to Y coordinate in PDF
		 * @param layoutY 		the Y coordinate specified from layout
		 * @return				the PDF Y coordinate
		 */
		private float layoutPointY2PDF (int layoutY)
		{
			return pageHeight - pdfMeasure(layoutY);
		}
		
		/**
		 * Converts the left X coordinate of an Area from layout 
		 * to the left X coordinate in PDF