Bug 188058 Bottom arc and top oval of Tube and Cone and Pyramid chart are painted error.
Build ID: I20070323-1616 Steps To Reproduce: 1. New a Tube chart. 2. Flip axis. 3. Preview the chart in viewer. Expected behavior: - The bottom of each series should be arc. - The top of each series should be oval. Actual behavior: - The bottom and top of each series are direct line, refer to attached output file. More information:
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/BaseRenderer.java
*            Location list.
	 * @param iProperty
	 *            This value must be one of following:
	 *            <ul>
	 *            <li>IConstants.MIN
	 *            <li>IConstants.MAX
	 *            <li>IConstants.AVERAGE
	 *            </ul>
	 * 
	 * @return
	 */
	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( ) );
			}