Bug 132645 Mouse Double Click/URL Redirect on Y series of Line Chart does not work
Decription: Add a interactivity on line chart, mouse double click/URL Redirect on Y Series, does not work. Steps to reproduce: 1.Add a line chart, bind with valid dataset. 2.In the "Format Chart" tab, add a interactivity on "Value(Y) Series", the type is "Mouse Double Click", and the action is set "URL Redirect". 3.Preview in layout, click on the Y Series, interactivity does not work.
chart/org.eclipse.birt.chart.device.extension/src/org/eclipse/birt/chart/device/image/JavaxImageIOWriter.java
al.add( new Double( data[1] ) );
					break;
				case PathIterator.SEG_QUADTO :
					al.add( new Double( data[0] ) );
					al.add( new Double( data[1] ) );
					al.add( new Double( data[2] ) );
					al.add( new Double( data[3] ) );
					break;
				case PathIterator.SEG_CUBICTO :
					al.add( new Double( data[0] ) );
					al.add( new Double( data[1] ) );
					al.add( new Double( data[2] ) );
					al.add( new Double( data[3] ) );
					al.add( new Double( data[4] ) );
					al.add( new Double( data[5] ) );
					break;
				case PathIterator.SEG_CLOSE :
					break;
			}
			pitr.next( );
		}
		if ( al.size( ) == 0 )
		{
			return null;
		}
		StringBuffer sb = new StringBuffer( );
		for ( int i = 0; i < al.size( ); i++ )
		{
			Double db = (Double) al.get( i );
			if ( i > 0 )