//
// Do these segments overlay this angle?
//
public bool IsIncludedAngle(Segment seg1, Segment seg2)
{
// Do not allow the same segment.
if (seg1.StructurallyEquals(seg2))
{
return(false);
}
// Check direct inclusion
if (seg1.Equals(ray1) && seg2.Equals(ray2) || seg1.Equals(ray2) && seg2.Equals(ray1))
{
return(true);
}
// Check overlaying angle
Point shared = seg1.SharedVertex(seg2);
if (shared == null)
{
return(false);
}
Angle thatAngle = new Angle(seg1.OtherPoint(shared), shared, seg2.OtherPoint(shared));
return(this.Equates(thatAngle));
}
// Given one of the segments in the pair, return the other
public Segment OtherSegment(Segment cs)
{
if (cs.Equals(cs1))
{
return(cs2);
}
if (cs.Equals(cs2))
{
return(cs1);
}
return(null);
}
// Given one of the segments in the pair, return the other
public Segment OtherSegment(Segment cs)
{
if (cs.Equals(cs1)) return cs2;
if (cs.Equals(cs2)) return cs1;
return null;
}
//
// Do these segments overlay this angle?
//
public bool IsIncludedAngle(Segment seg1, Segment seg2)
{
// Do not allow the same segment.
if (seg1.StructurallyEquals(seg2)) return false;
// Check direct inclusion
if (seg1.Equals(ray1) && seg2.Equals(ray2) || seg1.Equals(ray2) && seg2.Equals(ray1)) return true;
// Check overlaying angle
Point shared = seg1.SharedVertex(seg2);
if (shared == null) return false;
Angle thatAngle = new Angle(seg1.OtherPoint(shared), shared, seg2.OtherPoint(shared));
return this.Equates(thatAngle);
}