//
// Split the quadrilateral into two triangles and compute the area.
//
public override double CoordinatizedArea()
{
Point shared1 = orderedSides[0].SharedVertex(orderedSides[1]);
Segment diagonal1 = new Segment(orderedSides[0].OtherPoint(shared1), orderedSides[1].OtherPoint(shared1));
Triangle tri1 = new Triangle(orderedSides[0], orderedSides[1], diagonal1);
Point shared2 = orderedSides[2].SharedVertex(orderedSides[3]);
Segment diagonal2 = new Segment(orderedSides[2].OtherPoint(shared2), orderedSides[3].OtherPoint(shared2));
Triangle tri2 = new Triangle(orderedSides[2], orderedSides[3], diagonal2);
double area1 = tri1.CoordinatizedArea();
double area2 = tri2.CoordinatizedArea();
return(area1 + area2);
}
//
// Split the quadrilateral into two triangles and compute the area.
//
public override double CoordinatizedArea()
{
Point shared1 = orderedSides[0].SharedVertex(orderedSides[1]);
Segment diagonal1 = new Segment(orderedSides[0].OtherPoint(shared1), orderedSides[1].OtherPoint(shared1));
Triangle tri1 = new Triangle(orderedSides[0], orderedSides[1], diagonal1);
Point shared2 = orderedSides[2].SharedVertex(orderedSides[3]);
Segment diagonal2 = new Segment(orderedSides[2].OtherPoint(shared2), orderedSides[3].OtherPoint(shared2));
Triangle tri2 = new Triangle(orderedSides[2], orderedSides[3], diagonal2);
double area1 = tri1.CoordinatizedArea();
double area2 = tri2.CoordinatizedArea();
return area1 + area2;
}
