protected override Storyboard PrepareItemAnimation(UIFlow3D owner, int index, UIFlow3D.ElementAnimationType type)
{
// Initialize storyboard
Storyboard sb = (owner.InternalResources["ItemAnimator"] as Storyboard).Clone();
owner.PrepareTemplateStoryboard(sb, index);
// Child animations
Rotation3DAnimation rotAnim = sb.Children[0] as Rotation3DAnimation;
DoubleAnimation xAnim = sb.Children[1] as DoubleAnimation;
DoubleAnimation yAnim = sb.Children[2] as DoubleAnimation;
DoubleAnimation zAnim = sb.Children[3] as DoubleAnimation;
switch (type)
{
case UIFlow3D.ElementAnimationType.Left:
xAnim.To = -1 * owner.ItemGap * (owner.SelectedIndex - index);
zAnim.To = owner.ItemGap * (owner.SelectedIndex - index);
break;
case UIFlow3D.ElementAnimationType.Selection:
(rotAnim.To as AxisAngleRotation3D).Angle = -1 * 45;
(rotAnim.To as AxisAngleRotation3D).Axis = new Vector3D(0, 0, 1);
xAnim.To = 2 * owner.ItemGap;
break;
case UIFlow3D.ElementAnimationType.Right:
xAnim.To = owner.ItemGap * (index - owner.SelectedIndex);
zAnim.To = -1 * owner.ItemGap * (index - owner.SelectedIndex);
break;
}
return(sb);
}
private static void OnViewModeChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
UIFlow3D ef = d as UIFlow3D;
ef.ChangeViewState((ViewModeType)e.NewValue);
ef.ReflowItems();
}
private static void OnSelectedIndexChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
UIFlow3D ef = d as UIFlow3D;
if (ef.IsLoaded == false)
{
return;
}
ef.SelectItemCore((int)e.NewValue);
}
private static void OnCameraChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
PerspectiveCamera camera = e.NewValue as PerspectiveCamera;
if (camera == null)
{
return;
}
UIFlow3D flow = d as UIFlow3D;
if (flow == null)
{
return;
}
flow._viewport.Camera = camera;
}
public void SelectElement(UIFlow3D owner, int index)
{
Storyboard anim;
for (int leftItem = 0; leftItem < index; leftItem++)
{
anim = PrepareItemAnimation(owner, leftItem, UIFlow3D.ElementAnimationType.Left);
owner.AnimateElement(anim);
}
anim = PrepareItemAnimation(owner, index, UIFlow3D.ElementAnimationType.Selection);
owner.AnimateElement(anim);
for (int rightItem = index + 1; rightItem < owner.VisibleChildrenCount; rightItem++)
{
anim = PrepareItemAnimation(owner, rightItem, UIFlow3D.ElementAnimationType.Right);
owner.AnimateElement(anim);
}
}
private static void OnLightChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
Light light = e.NewValue as Light;
if (light == null)
{
return;
}
UIFlow3D flow = d as UIFlow3D;
if (flow == null)
{
return;
}
Model3DGroup lightContainer = flow._viewport.FindName("LightContainer") as Model3DGroup;
lightContainer.Children.Clear();
lightContainer.Children.Add(light);
}
protected override Storyboard PrepareItemAnimation(UIFlow3D owner, int index, UIFlow3D.ElementAnimationType type)
{
// Initialize storyboard
Storyboard sb = (owner.InternalResources["ItemAnimator2"] as Storyboard).Clone();
owner.PrepareTemplateStoryboard(sb, index);
// Child animations
Rotation3DAnimationUsingKeyFrames rotAnim = sb.Children[0] as Rotation3DAnimationUsingKeyFrames;
DoubleAnimationUsingKeyFrames xAnim = sb.Children[1] as DoubleAnimationUsingKeyFrames;
DoubleAnimationUsingKeyFrames yAnim = sb.Children[2] as DoubleAnimationUsingKeyFrames;
DoubleAnimationUsingKeyFrames zAnim = sb.Children[3] as DoubleAnimationUsingKeyFrames;
SplineRotation3DKeyFrame rotKf = rotAnim.KeyFrames[0] as SplineRotation3DKeyFrame;
switch (type)
{
case UIFlow3D.ElementAnimationType.Left:
(rotKf.Value as AxisAngleRotation3D).Angle = owner.TiltAngle;
xAnim.KeyFrames[0].Value = -1 * owner.ItemGap * (owner.SelectedIndex - index) - owner.FrontItemGap;
break;
case UIFlow3D.ElementAnimationType.Right:
(rotKf.Value as AxisAngleRotation3D).Angle = -1 * owner.TiltAngle;
xAnim.KeyFrames[0].Value = owner.ItemGap * (index - owner.SelectedIndex) + owner.FrontItemGap;
break;
case UIFlow3D.ElementAnimationType.Selection:
(rotKf.Value as AxisAngleRotation3D).Angle = 0;
xAnim.KeyFrames[0].Value = 0;
zAnim.KeyFrames[0].Value = owner.PopoutDistance;
break;
}
return(sb);
}
private static void OnPopoutDistanceChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
UIFlow3D ef = d as UIFlow3D;
ef.ReflowItems();
}
private static void OnFrontItemGapChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
UIFlow3D ef = d as UIFlow3D;
ef.ReflowItems();
}
private static void OnTiltAngleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
UIFlow3D cf = d as UIFlow3D;
cf.ReflowItems();
}
protected virtual Storyboard PrepareItemAnimation(UIFlow3D owner, int index, UIFlow3D.ElementAnimationType type)
{
return(null);
}