| Language Version: | ActionScript 3.0 |
| Runtime Versions: | AIR 1.0 Flash Player 9.0.28.0 |
The Keyframe class defines the visual state at a specific time in a motion tween.
The primary animation properties are
position
,
scale
,
rotation
,
skew
, and
color
.
A keyframe can, optionally, define one or more of these properties.
For instance, one keyframe may affect only position,
while another keyframe at a different point in time may affect only scale.
Yet another keyframe may affect all properties at the same time.
Within a motion tween, each time index can have only one keyframe.
A keyframe also has other properties like
blend mode
,
filters
, and
cacheAsBitmap
,
which are always available. For example, a keyframe always has a blend mode.
public var tweens:Array| Language Version: | ActionScript 3.0 |
| Runtime Versions: | AIR 1.0 Flash Player 9.0.28.0 |
An array that contains each tween object to be applied to the target object at a particular keyframe.
One tween can target all animation properties (as with standard tweens on the Flash authoring tool's timeline),
or multiple tweens can target individual properties (as with separate custom easing curves).
public var tweenScale:Boolean = true| Language Version: | ActionScript 3.0 |
| Runtime Versions: | AIR 1.0 Flash Player 9.0.28.0 |
A flag that controls whether scale will be interpolated during a tween.
If
false
, the display object will stay the same size during the tween, until the next keyframe.
tweensLength:int [read-only]
Implementation public function get tweensLength():intpublic var tweenSnap:Boolean = false| Language Version: | ActionScript 3.0 |
| Runtime Versions: | AIR 1.0 Flash Player 9.0.28.0 |
Stores the value of the Snap checkbox for motion tweens, which snaps the object to a motion guide.
This property is used in the Copy and Paste Motion feature in Flash CS4
but does not affect motion tweens defined using ActionScript.
It is included here for compatibility with the Flex 2 compiler.
public var tweenSync:Boolean = false| Language Version: | ActionScript 3.0 |
| Runtime Versions: | AIR 1.0 Flash Player 9.0.28.0 |
Stores the value of the Sync checkbox for motion tweens, which affects graphic symbols only.
This property is used in the Copy and Paste Motion feature in Flash CS4
but does not affect motion tweens defined using ActionScript.
It is included here for compatibility with the Flex 2 compiler.
public function Keyframe(xml:XML = null)| Language Version: | ActionScript 3.0 |
| Runtime Versions: | AIR 1.0 Flash Player 9.0.28.0 |
Constructor for keyframe instances.
Parameters | xml:XML (default = null) — Optional E4X XML object defining a keyframe in Motion XML format. |
public function getTween(target:String = ""):ITween| Language Version: | ActionScript 3.0 |
| Runtime Versions: | AIR 1.0 Flash Player 9.0.28.0 |
Retrieves an ITween object for a specific animation property.
Parameters
| target:String (default = "") — The name of the property being tweened. |
Returns | ITween — An object that implements the ITween interface. |
See also
© 2004-2008 Adobe Systems Incorporated. All rights reserved.
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