Bug 197245 Interactivity in Gantt series doesn't work[13]
Description: Inconsistent behaviors occur when (Y) Series and Legend Interactivity [Series Color By: Value Series] Build number: 2.2.1.v20070720-0630 Steps: 1. Create a Gantt Chart, Set Color By: Value Series. 2. Set Interavtivity Event: Mouse Click, Action: Highlight at (Y) Series and Legend. 3. Preview and Click. (Y) Series and Legend. Expected result: (Y) Series change color. Actual result: Chart Area change color. Error log: N/A
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/BaseRenderer.java
*/
	public static final double getX( Location[] loa, int iProperty )
	{
		int iCount = loa.length;
		double dX = 0;
		if ( iProperty == IConstants.MIN )
		{
			dX = loa[0].getX( );
			for ( int i = 1; i < iCount; i++ )
			{
				dX = Math.min( dX, loa[i].getX( ) );
			}
		}
		else if ( iProperty == IConstants.MAX )
		{
			dX = loa[0].getX( );
			for ( int i = 1; i < iCount; i++ )
			{
				dX = Math.max( dX, loa[i].getX( ) );
			}
		}
		else if ( iProperty == IConstants.AVERAGE )
		{
			for ( int i = 0; i < iCount; i++ )
			{
				dX += loa[i].getX( );
			}
			dX /= iCount;
		}
		return dX;