public void MovingCentre(PointXY newCentre)
{
PointXY oldCentre = CentrePoint;
A = A + (newCentre - CentrePoint);
B = B + (newCentre - CentrePoint);
C = C + (newCentre - CentrePoint);
}
PointXY TurnPoint(PointXY somePoint, PointXY centrePoint, double angleInRadian)
{
PointXY temporaryPoint = somePoint;
temporaryPoint.x = temporaryPoint.x - centrePoint.x;
temporaryPoint.y = temporaryPoint.y - centrePoint.y;
somePoint.x = (Math.Cos(angleInRadian) * temporaryPoint.x) - (Math.Sin(angleInRadian) * temporaryPoint.y);
somePoint.y = (Math.Sin(angleInRadian) * temporaryPoint.x) + (Math.Cos(angleInRadian) * temporaryPoint.y);
somePoint.x = somePoint.x + centrePoint.x;
somePoint.y = somePoint.y + centrePoint.y;
return somePoint;
}
public Triangle(PointXY A, PointXY B, PointXY C)
{
this.A = A;
this.B = B;
this.C = C;
}
