public Wheel(CGPoint center, nfloat outerRadius, nfloat innerRadius, CGColor background)
{
var discPath = new UIBezierPath();
discPath.AddArc(center, outerRadius, 0, (nfloat)FullCircle, true);
var cutOutPath = new UIBezierPath();
cutOutPath.AddArc(center, innerRadius, 0, (nfloat)FullCircle, true);
discPath.AppendPath(cutOutPath.BezierPathByReversingPath());
Path = discPath.CGPath;
FillColor = background;
}
protected CALayer CreateWheelLayer(CGColor background)
{
var wheel = new CAShapeLayer();
var discPath = new UIBezierPath();
discPath.AddArc(Center, Radius, 0, (nfloat)FullCircle, true);
var cutOutPath = new UIBezierPath();
cutOutPath.AddArc(Center, SmallRadius, 0, (nfloat)FullCircle, true);
discPath.AppendPath(cutOutPath.BezierPathByReversingPath());
wheel.Path = discPath.CGPath;
wheel.FillColor = background;
return(wheel);
}