public override bool Equals(object obj)
{
ObjectPropertyPair next = obj as ObjectPropertyPair;
if (next == null)
{
return(false);
}
return(this.TargetName == next.TargetName && this.TargetProperty == next.TargetProperty);
}
/// <summary>
/// This method should be called immediately after InitializeComponent() in most cases, or whenever you modify the animation parameters.
/// </summary>
public void Render()
{
Dictionary <ObjectPropertyPair, AnimationTimeline> index = new Dictionary <ObjectPropertyPair, AnimationTimeline>();
Frames.OrderBy <Frame, KeyTime>(delegate(Frame target)
{
return(target.KeyTime);
});
// The trick here is to turn time-dominant form into property-dominant form.
foreach (Frame frame in Frames)
{
foreach (Setter setter in frame)
{
ObjectPropertyPair pair = new ObjectPropertyPair(setter.TargetName, setter.Property);
AnimationTimeline animation;
if (!index.ContainsKey(pair))
{
animation = CreateAnimationFromType(setter.Property.PropertyType);
Storyboard.SetTargetName(animation, setter.TargetName);
Storyboard.SetTargetProperty(animation, new PropertyPath(setter.Property));
animation.Duration = this.Duration;
index.Add(pair, animation);
}
animation = index[pair];
((IKeyFrameAnimation)animation).KeyFrames.Add(CreateKeyFrameFromType(setter.Property.PropertyType, setter.Value, frame.KeyTime));
}
}
foreach (AnimationTimeline animation in index.Values)
{
if (LoopAnimation)
{
// Finally, tie each animation closed by projecting its initial frame into the future so that interpolations will be smooth.
IKeyFrame firstFrame = (IKeyFrame)((IKeyFrameAnimation)animation).KeyFrames[0]; // Assume there will always be at least one frame.
((IKeyFrameAnimation)animation).KeyFrames.Add(CreateKeyFrameFromType(firstFrame.Value.GetType(), firstFrame.Value.ToString(), KeyTime.FromTimeSpan(firstFrame.KeyTime.TimeSpan + this.Duration.TimeSpan)));
}
this.Children.Add(animation);
}
}