private CATransform3D YawTransform(nfloat yawAngle)
{
var radians = yawAngle.ToRadians();
var yawTransform = CATransform3D.MakeRotation(radians, 0.0f, -1.0f, 0.0f);
var orientationTransform = OrientationTransform();
return(orientationTransform.Concat(yawTransform));
}
public AnimationBuilder RotateDegrees(nfloat fromDegrees, nfloat toDegrees, double delaySeconds, double durationSeconds)
{
// chip rotation
var animateRotate = CABasicAnimation.FromKeyPath("transform.rotation.z");
animateRotate.TimingFunction = this.EasingFunction;
if (durationSeconds > 0)
{
animateRotate.Duration = durationSeconds;
}
if (delaySeconds > 0)
{
animateRotate.BeginTime = delaySeconds;
}
animateRotate.FillMode = CAFillMode.Forwards;
animateRotate.RemovedOnCompletion = false;
animateRotate.From = NSNumber.FromNFloat(fromDegrees.ToRadians());
animateRotate.To = NSNumber.FromNFloat(toDegrees.ToRadians());
this.Animations.Add(animateRotate);
this.EnsureTotalDuration(delaySeconds, durationSeconds);
return(this);
}
private CATransform3D RollTransform(nfloat rollAngle)
{
var radians = rollAngle.ToRadians();
return(CATransform3D.MakeRotation(radians, 0.0f, 0.0f, 1.0f));
}