protected override void Dispose(bool disposing)
{
base.Dispose(disposing);
if (disposing && this.Layer != null)
{
this.Layer.Dispose();
this.Layer = null;
}
}
public override void TouchesBegan(Foundation.NSSet touches, UIEvent evt)
{
base.TouchesBegan(touches, evt);
if (this.Layer == null)
{
this.Layer = new RadialGradientLayer();
this.Layer.Frame = new CGRect(0, 0, this.View.Frame.Width, this.View.Frame.Height);
this.View.Layer.AddSublayer(this.Layer);
}
var t = (UITouch)touches.AnyObject;
var point = t.LocationInView(this.View);
this.Layer.Center = point;
this.SetAni(0, 50);
}
internal override CALayer GetLayer(CGSize size)
{
var center = Center;
var radiusX = RadiusX;
var radiusY = RadiusY;
var radius = (nfloat)(radiusX + radiusY) / 2.0f;
var transform = RelativeTransform;
var isRelative = MappingMode == BrushMappingMode.RelativeToBoundingBox;
var colors = GradientStops.SelectToArray(gs => (CGColor)gs.Color);
var locations = GradientStops.SelectToArray(gs => new nfloat(gs.Offset));
var layer = new RadialGradientLayer(colors, locations, center, radius, isRelative);
layer.SetNeedsDisplay();
return(layer);
}