public Segment Clone()
{
Segment s = new Segment
{
P1 = this.P1.Clone(),
P2 = this.P2.Clone(),
theColor = this.theColor
};
if (this.Motion != null)
{
Motion = this.Motion.Clone();
}
return(s);
}
//find a point which is dist off the end of a line segment
public static PointPlus ExtendSegment(Point P1, Point P2, float dist, bool firstPt)
{
if (firstPt)
{
Vector v = P2 - P1;
double changeLength = (v.Length + dist) / v.Length;
v = Vector.Multiply(changeLength, v);
PointPlus newPoint = new PointPlus {
P = P2 - v
};
return(newPoint);
}
else
{
Vector v = P1 - P2;
double changeLength = (v.Length + dist) / v.Length;
v = Vector.Multiply(changeLength, v);
PointPlus newPoint = new PointPlus {
P = P1 - v
};
return(newPoint);
}
}
public Segment(PointPlus P1i, PointPlus P2i, ColorInt theColori)
{
P1 = P1i;
P2 = P2i;
theColor = theColori;
}
