Bug 168839 Chart Legend Toggle Visibility does not work correctly for Pie chart in SVG[0001]
Description: Chart Legend Toggle Visibility does not work correctly . Build number: 2.1.2.v20061221-0710 Steps to reproduce: 1. Preview the attached design file. 2. Click the legend. Expected result: Toggle Visibility works correctly. Actual result: Pie slice of different color disappears when being click. Error log: N/A
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/DataPointHints.java
throws ChartException
	{
		dp = _dp;
		oBaseValue = _oBaseValue;
		oOrthogonalValue = _oOrthogonalValue;
		oSeriesValue = _oSeriesValue;
		oPercentileOrthogonalValue = _oPercentileValue;
		fsBase = _fsBase;
		fsOrthogonal = _fsOrthogonal;
		fsSeries = _fsSeries;
		fsPercentile = _fsPercentile;
		index = _idx;
		lo = _lo;
		rtc = _rtc;
		dSize = new double[2];
		dSize[0] = _dSize;
	}
	/**
	 * The constructor.
	 * 
	 * @param _oBaseValue
	 * @param _oOrthogonalValue
	 * @param _oSeriesValue
	 * @param _dp
	 * @param _fsBase
	 * @param _fsOrthogonal
	 * @param _fsSeries
	 * @param _idx
	 *            base Series index
	 * @param _lo