Bug 137444 Can not preview the old file with PDF
Details: Can not preview the old file with PDF Please run the attached file with PDF, it can not preview. But HTML and web view is no problem.
engine/org.eclipse.birt.report.engine.emitter.pdf/src/org/eclipse/birt/report/engine/emitter/pdf/PDFEmitter.java
simulateBold(cb, x, y);
				simulateItalic(cb, x, y);
				break;
			}
		}
	}
	
	private void simulateBold(PdfContentByte cb, float x, float y)
	{
		cb.setTextRenderingMode(PdfContentByte.TEXT_RENDER_MODE_FILL_STROKE);
    	cb.setLineWidth(0.9f);
    	cb.setTextMatrix(x, y);
	}
	
	private void simulateItalic(PdfContentByte cb, float x, float y)
	{
		float alpha = (float) Math.tan(0f * Math.PI / 180);
		float beta = (float) Math.tan(15f * Math.PI / 180);
		cb.setTextMatrix(1, alpha, beta, 1, x, y);
	}
	
	
	
	/**
	 * convert the layout measure to PDF, the measure of layout is 1000 times
	 * larger than that of PDF
	 * 
	 * @param layoutMeasure
	 *            the measure computed in layout manager
	 * @return the measure in PDF