Bug 132508 Mouse Click->URL Redirect does not work on Legend in PDF
Descrition: Add an interactivity action on the chart legend (mouse click, URL redirect), when preview in pdf. It does not take effect. Steps to reproduce: 1.Create a chart, bind dataset. 2.In the "Format Chart" tab of chart builder, add an interactivity to the legend. Type: Mouse Click, Action: URL Redirect. 3.Preview in PDF, it could not take effect.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/PDFImageLM.java
{
				return true;
			}
			else
			{
				
				root.setAllocatedHeight( lineParent.getCurrentMaxContentHeight( ) );
				parent.addArea( root, false, false );
				return false;
			}
		}
		else
		{
			if ( parent.getCurrentIP( ) + root.getAllocatedWidth( ) > maxWidth )
			{
				if ( !lineParent.isEmptyLine( ) )
				{
					boolean ret = lineParent.endLine( );
					assert ( ret );
					return layoutChildren( );
				}
				else
				{
					parent.addArea( root, false, false );
					return false;
				}
			}
			else
			{
				parent.addArea( root, false, false );