void UnAssetAction(AssetActionInfo assetAction, DesignerItem item)
{
DesignerCanvas canvas = item.Parent as DesignerCanvas;
if (canvas == null)
{
return;
}
if (item == null)
{
return;
}
switch (assetAction.AssetAction)
{
case enumAssetAction.Fade:
AssetActionFade(assetAction, item, 1, 0);
break;
case enumAssetAction.Left:
AssetActionMove(assetAction, item, Canvas.GetLeft(item) + canvas.ActualWidth, Canvas.GetLeft(item));
break;
case enumAssetAction.Right:
AssetActionMove(assetAction, item, Canvas.GetLeft(item), Canvas.GetLeft(item) - canvas.ActualWidth);
break;
}
}
//淡入淡出
void AssetActionFade(AssetActionInfo assetAction, DesignerItem item, double fromValue, double toValue)
{
DoubleAnimation doubleAnimation = new DoubleAnimation(fromValue, toValue, new Duration(GetSpan(assetAction.Time)));
doubleAnimation.FillBehavior = FillBehavior.HoldEnd;
doubleAnimation.Completed += (sender, e) =>
{
item.BeginAnimation(DesignerItem.OpacityProperty, null);
};
item.BeginAnimation(DesignerItem.OpacityProperty, doubleAnimation, HandoffBehavior.SnapshotAndReplace);
}
//左侧飞入
void AssetActionMove(AssetActionInfo assetAction, DesignerItem item, double fromValue, double toValue)
{
DoubleAnimation doubleAnimation = new DoubleAnimation(fromValue, toValue, new Duration(GetSpan(assetAction.Time)));
doubleAnimation.FillBehavior = FillBehavior.HoldEnd;
doubleAnimation.Completed += (sender, e) =>
{
item.BeginAnimation(Canvas.LeftProperty, null);
};
item.BeginAnimation(Canvas.LeftProperty, doubleAnimation);
}