public static ColorAnimationUsingKeyFrames BlinkAnimation(Color startColor)
{
var toRed = new DiscreteColorKeyFrame
{
KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(100)),
Value = Colors.Red
};
var keepRed = new DiscreteColorKeyFrame
{
KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(500)),
Value = Colors.Red
};
var back = new LinearColorKeyFrame
{
KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(1500)),
Value = startColor
};
var colorAnimationUsingKeyFrames = new ColorAnimationUsingKeyFrames();
ColorKeyFrameCollection colorKeyFrameCollection = colorAnimationUsingKeyFrames.KeyFrames;
colorKeyFrameCollection.Add(toRed);
colorKeyFrameCollection.Add(keepRed);
colorKeyFrameCollection.Add(back);
return(colorAnimationUsingKeyFrames);
}
public static ColorAnimationUsingKeyFrames FreeAnimation(Color startColor)
{
// mutued from XAML example at https://docs.microsoft.com/en-us/uwp/api/Windows.UI.Xaml.Media.Animation.ColorAnimation
var linearColorKeyFrame = new LinearColorKeyFrame
{
KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(2000)),
Value = Colors.Red
};
var discreteColorKeyFrame = new DiscreteColorKeyFrame
{
KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(2500)),
Value = Colors.Yellow
};
var splineColorKeyFrame = new SplineColorKeyFrame
{
KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromMilliseconds(4500)),
Value = startColor,
KeySpline = new KeySpline {
ControlPoint1 = new Point(0.6, 0.0), ControlPoint2 = new Point(0.9, 0.0)
}
};
var colorAnimationUsingKeyFrames = new ColorAnimationUsingKeyFrames();
ColorKeyFrameCollection colorKeyFrameCollection = colorAnimationUsingKeyFrames.KeyFrames;
colorKeyFrameCollection.Add(linearColorKeyFrame);
colorKeyFrameCollection.Add(discreteColorKeyFrame);
colorKeyFrameCollection.Add(splineColorKeyFrame);
return(colorAnimationUsingKeyFrames);
}
private static ColorKeyFrame CreateColorKeyFrmas(KeyFrames <Color> Model)
{
ColorKeyFrame frame = null;
switch (Model.Type)
{
case KeyFramesType.Spline: frame = new SplineColorKeyFrame()
{
KeySpline = Model.Spline
}; break;
case KeyFramesType.Linear: frame = new LinearColorKeyFrame(); break;
case KeyFramesType.Easing: frame = new EasingColorKeyFrame()
{
EasingFunction = Model.EasingFunction
}; break;
case KeyFramesType.Discrete: frame = new DiscreteColorKeyFrame(); break;
default: break;
}
frame.KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromSeconds(Model.KeyTime));
frame.Value = Model.Value;
return(frame);
}
public static ColorAnimationUsingKeyFrames AddDiscreteKeyFrame(
this ColorAnimationUsingKeyFrames animation,
double seconds, Color value)
{
var keyFrame = new DiscreteColorKeyFrame
{
KeyTime = KeyTime.FromTimeSpan(TimeSpan.FromSeconds(seconds)),
Value = value,
};
animation.KeyFrames.Add(keyFrame);
#if NETFX_CORE || WINDOWS_81_PORTABLE
animation.EnableDependentAnimation = true;
#endif
return(animation);
}
private ColorAnimationUsingKeyFrames getColorAnimationFrames(Color firstColor, Color secondColor)
{
ColorAnimationUsingKeyFrames animationFrames = new ColorAnimationUsingKeyFrames();
for (int i = 1; i < 6; i++)
{
if (i % 2 == 0)
{
DiscreteColorKeyFrame frame = new DiscreteColorKeyFrame();
frame.KeyTime = new TimeSpan(0, 0, 0, 0, i * 250);
frame.Value = firstColor;
animationFrames.KeyFrames.Add(frame);
}
else
{
DiscreteColorKeyFrame frame = new DiscreteColorKeyFrame();
frame.KeyTime = new TimeSpan(0, 0, 0, 0, i * 250);
frame.Value = secondColor;
animationFrames.KeyFrames.Add(frame);
}
}
return(animationFrames);
}
