private void DrawSquare()
{
using (Pen pen = new Pen(Color.Black))
{
rect.Rotate(1);
rect.Move((float)(moveKx * xStep), (float)(moveKy * Math.Abs(kPerp) * xStep));
if (line.Contains(rect.P1) || line.Contains(rect.P2) || line.Contains(rect.P3) || line.Contains(rect.P4))
{
t?.Dispose();
}
alpha = (alpha + 1) % 360;
rect?.Draw(graphics, pen);
}
}
public void RotateTest()
{
var rectangle = new Rectangle(
new Point(20, 20),
new Point(30, 20),
new Point(30, 30),
new Point(20, 30));
rectangle.Rotate(90);
Assert.AreEqual(30, rectangle.Points[0].X);
Assert.AreEqual(20, rectangle.Points[0].Y);
Assert.AreEqual(30, rectangle.Points[1].X);
Assert.AreEqual(30, rectangle.Points[1].Y);
Assert.AreEqual(20, rectangle.Points[2].X);
Assert.AreEqual(30, rectangle.Points[2].Y);
Assert.AreEqual(20, rectangle.Points[3].X);
Assert.AreEqual(20, rectangle.Points[3].Y);
}