public override bool Equals(Shape2D lineSegment, double epsilon = 1e-5)
{
if (lineSegment is LineSegment2D compare)
{
int equalCount = 0;
for (int i = 0; i < PointList.Count; i++)
{
for (int j = 0; j < compare.PointList.Count; j++)
{
if (PointList[i].Equals(compare.PointList[j], epsilon))
{
equalCount++;
break;
}
}
}
return(equalCount == 2);
}
else
{
return(false);
}
}
public override bool Equals(Shape2D triangle, double epsilon = 1e-5)
{
if (triangle is Triangle2D compare)
{
int equalCount = 0;
for (int i = 0; i < PointList.Count; i++)
{
for (int j = 0; j < compare.PointList.Count; j++)
{
if (PointList[i].Equals(compare.PointList[j], epsilon))
{
equalCount++;
break;
}
}
}
return(equalCount == 3);
}
else
{
return(false);
}
}
public override bool Equals(Shape2D circle, double epsilon = 1e-5)
{
if (circle is Circle2D compare)
{
return(Center.Equals(compare.Center) && Utilities.SameValue(Radius, compare.Radius, epsilon));
}
else
{
return(false);
}
}
public override Shape2D IntersectingShape(Shape2D shape)
{
if (shape is LineSegment2D lineSegment)
{
return(IntersectingShape(lineSegment));
}
else
{
return(new EmptyShape2D());
}
}
public override bool Equals(Shape2D point, double epsilon = 1e-5)
{
if (point is Point2D compare)
{
return((Math.Abs(X - compare.X) < epsilon) && (Math.Abs(Y - compare.Y) < epsilon));
}
else
{
return(false);
}
}
public override bool Equals(Shape2D ray, double epsilon = 1e-5)
{
if (ray is Ray2D)
{
return(false);
}
else
{
return(false);
}
}
public abstract bool Equals(Shape2D shape, double epsilon = 1e-5);
public virtual Shape2D IntersectingShape(Shape2D shape)
{
//TODO: we actually need to throw an exception here
return(new EmptyShape2D());
}
public override bool Equals(Shape2D emptyShape, double epsilon = 1e-5)
{
return(this.GetType().Equals(emptyShape.GetType()));
}
public override bool Equals(Shape2D line, double epsilon = 1e-5)
{
return(false);
}