public Ray2D(ICoordinates startPoint, Angle angle)
{
_startPoint = (Vector2D)startPoint;
_angleFromXAxis = angle;
Slope = AngleHelper.AngleToSlope(angle);
YAt0 = startPoint.Y - Slope * startPoint.X;
}
public Ray2D(Point point2D, Angle angle)
{
_startPoint = (Vector2D)point2D;
_angleFromXAxis = angle;
Slope = AngleHelper.AngleToSlope(angle);
YAt0 = point2D.Y - Slope * point2D.X;
}
public Line(ICoordinates point, Angle angle)
{
Slope = AngleHelper.AngleToSlope(angle);
YAt0 = point.Y - point.X * Slope;
}