Bug 123939 [Smoke][Regression]Drill through link doesn't work in pdf.
Description: Drill through link doesn't work in pdf. Steps to reproduce: 1. View attached design file url.rptdesign in html/pdf, click the drill though link in the last three image. Result: Drill through link doesn't work in pdf. Some links in html also don't work.
engine/org.eclipse.birt.report.engine.emitter.pdf/src/org/eclipse/birt/report/engine/emitter/pdf/PDFEmitter.java
float fontSize = pdfMeasure( PropertyUtil.getDimensionValue(
	        	style.getProperty(StyleConstants.STYLE_FONT_SIZE)) );
		float characterSpacing = pdfMeasure( PropertyUtil.getDimensionValue(
	        	style.getProperty(StyleConstants.STYLE_LETTER_SPACING)) );
		float wordSpacing = pdfMeasure( PropertyUtil.getDimensionValue(
	        	style.getProperty(StyleConstants.STYLE_WORD_SPACING)) );
		cb.saveState();
		
	    cb.beginText();
	        
	    
	    FontHandler fh = new FontHandler((ITextContent)text.getContent());
	    fh.selectFont(text.getText());
	    cb.setFontAndSize(fh.getBaseFont(), fontSize); 
		cb.setCharacterSpacing(characterSpacing);
		cb.setWordSpacing(wordSpacing);
	        
	    cb.setTextMatrix( layoutAreaX2PDF(text.getAbsoluteX()), 
	    		layoutAreaY2PDF(text.getAbsoluteY(), (int)(fh.getBaseline()*layout2PdfRatio)));
	    Color color = PropertyUtil.getColor(style.getProperty(StyleConstants.STYLE_COLOR));
	    if (null != color)
	    {
	    	cb.setColorFill(color);
	    }
		cb.showText(text.getText());
		cb.endText();
		cb.restoreState();