public void Paint(Matrix2 world, IEnumerable<Line> lines)
{
foreach (var line in lines)
{
var p1 = world.TransformPoint(line.P1);
var p2 = world.TransformPoint(line.P2);
_graphics.DrawLine(Pens.Black, p1, p2);
}
}
public void Draw(ObjectPainter painter)
{
var angle = _time;
var cos = (float) Math.Cos(angle);
var sin = (float) Math.Sin(angle);
var w = new Matrix2(cos, -sin, sin, cos);
painter.Paint(w * new Matrix2(100, 0, 0, 100), _square);
angle = _time*1.5f;
cos = (float)Math.Cos(angle);
sin = (float)Math.Sin(angle);
w = new Matrix2(cos, -sin, sin, cos);
painter.Paint(w * new Matrix2(200, 0, 0, 200), _square);
}