public static void SetTranslateDirection(UIElement element, TranslateDirections value)
{
element.SetValue(TranslateDirectionProperty, value);
}
public static void PerformPageEntranceAnimation(Page page)
{
if (null != page)
{
// stagger delay counter
double staggerDelay = 0;
// create default easing
CubicEase easeIn = new CubicEase()
{
EasingMode = EasingMode.EaseIn
};
CubicEase easeOut = new CubicEase()
{
EasingMode = EasingMode.EaseOut
};
// storyboards
List <Storyboard> storyboards = new List <Storyboard>();
// get all the objects to animate
List <UIElement> animatables = GetAllAnimatableChildren(page.Content);
// loop through them
foreach (UIElement animatable in animatables)
{
// get the animation tag properties
AnimationTypes animationType = AnimationTag.GetAnimationType(animatable);
TranslateAxes translateAxis = AnimationTag.GetTranslateAxis(animatable);
TranslateDirections translateDirection = AnimationTag.GetTranslateDirection(animatable);
// create the animations
switch (animationType)
{
case AnimationTypes.Background:
storyboards.Add(CreateEasingAnimation(animatable, "Opacity", 0.0, 0.0, 1.0,
DEFAULT_DURATION, staggerDelay,
false, false, new RepeatBehavior(1d)));
break;
case AnimationTypes.Standard:
storyboards.Add(CreateEasingAnimation(animatable, "Opacity", 0.0, 0.0, 1.0,
DEFAULT_DURATION, staggerDelay,
false, false, new RepeatBehavior(1d)));
double startValue1 = ((TranslateDirections.FromTop == translateDirection) ||
(TranslateDirections.FromLeft == translateDirection))
? -1 * DEFAULT_TRANSLATE_OFFSET : DEFAULT_TRANSLATE_OFFSET;
storyboards.Add(CreateTranslateAnimation(animatable, translateAxis, startValue1, startValue1, 0,
easeIn, easeOut, DEFAULT_DURATION, staggerDelay,
false, false, new RepeatBehavior(1d)));
break;
case AnimationTypes.Hero:
storyboards.Add(CreateEasingAnimation(animatable, "Opacity", 0.0, 0.0, 1.0,
DEFAULT_DURATION, staggerDelay,
false, false, new RepeatBehavior(1d)));
double startValue2 = ((TranslateDirections.FromTop == translateDirection) ||
(TranslateDirections.FromLeft == translateDirection))
? -1 * DEFAULT_TRANSLATE_HERO_OFFSET : DEFAULT_TRANSLATE_HERO_OFFSET;
storyboards.Add(CreateTranslateAnimation(animatable, translateAxis, startValue2, startValue2, 0,
easeIn, easeOut, DEFAULT_DURATION, staggerDelay,
false, false, new RepeatBehavior(1d)));
break;
case AnimationTypes.Radiate:
storyboards.Add(CreateEasingAnimation(animatable, "Opacity", 0.0, 0.0, 1.0,
DEFAULT_DURATION * 2, staggerDelay,
false, false, new RepeatBehavior(1d)));
staggerDelay += DEFAULT_DURATION * 2;
//storyboards.Add(CreateEasingAnimation(animatable, "Opacity", 0.5, 0.5, 1.0,
// DEFAULT_DURATION * 2, staggerDelay,
// false, false, new RepeatBehavior(1d)));
//staggerDelay += DEFAULT_DURATION;
break;
case AnimationTypes.None:
default:
break;
}
// increment stagger delay
staggerDelay += 2 * (DEFAULT_DURATION / 3);
}
// loop through the animations and start them
foreach (Storyboard storyboard in storyboards)
{
storyboard.Begin();
}
}
}
