public interface IAreaIntegrator {

	public double integrateTriangle(double arrLfCenter[],
			double arrLfPt1[], double arrLfPt2[]);
	
	public double integrateClippedTriangle(double[] arrLfCenter, double[] arrLfPt1,
			double[] arrLfPt2, double lfRadius, 
			double [] arrLfCircleCenter);

	
	public double integrateWedge(double arrLfCenter[],
			double arrLfPt1[], double lfAngle);

	public double integrateWedgeOffCenter(double arrLfCenter[],
			double[] arrLfIntegrateCtr, double arrLfPt1[], double lfAngle);
}