CALayer SetupBackgroundLayer() { backgroundLayer = new CAGradientLayer(); CGColor gradColor1 = new CGColor(13.0f / 255.0f, 116.0f / 255.0f, 1.0f, 1.0f); CGColor gradColor2 = new CGColor(0.0f, 53.0f / 255.0f, 126.0f / 255.0f, 1.0f); ((CAGradientLayer)backgroundLayer).Colors = new CGColor[2] { gradColor1, gradColor2 }; backgroundLayer.CornerRadius = 12.0f; CAConstraintLayoutManager layout = CAConstraintLayoutManager.LayoutManager; backgroundLayer.LayoutManager = layout; return(backgroundLayer); }
ClockLayer SetupBackgroundLayer() { // Create the color animation var rg = CABasicAnimation.FromKeyPath("clockColor"); rg.Duration = 3; rg.From = new NSObject(red.Handle); rg.To = new NSObject(green.Handle); var gb = CABasicAnimation.FromKeyPath("clockColor"); gb.Duration = 3; gb.BeginTime = 3; gb.From = rg.To; gb.To = new NSObject(blue.Handle); var br = CABasicAnimation.FromKeyPath("clockColor"); br.Duration = 3; br.BeginTime = 6; br.From = gb.To; br.To = rg.From; backgroundAnimation = new CAAnimationGroup(); backgroundAnimation.RepeatCount = 1000; backgroundAnimation.Duration = 9; backgroundAnimation.Animations = new CAAnimation [] { rg, gb, br }; // Create the background layer backgroundLayer = new ClockLayer(); backgroundLayer.ClockColor = new CGColor(0.5f, 1f, 0f, 1.0f); backgroundLayer.AddAnimation(backgroundAnimation, "colorAnimation"); CAConstraintLayoutManager layout = CAConstraintLayoutManager.LayoutManager; backgroundLayer.LayoutManager = layout; return(backgroundLayer); }