Category Archives: PropertyBase object

isTimeVarying

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When true, the named property is time varyingﾗthat is, it has keyframes or an enabled expression. When this attribute is true, the attribute canVaryOverTime

setSelectedAtKey()

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Selects or deselects the specified keyframe.keyIndex The index for the keyframe. An integer in the range [1..numKeys], as returned by the addKey or nearest-

numProperties

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The number of indexed properties in this group.For layers, this method returns a value of 3, corresponding to the mask, effect, and motion tracker groups, w

addKey()

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Adds a new keyframe or marker to the named property at the specified time and returns the index of the new keyframe.time The time, in seconds, at which to a

valueAtTime()

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The value of the named property as evaluated at the specified time.Note that the type of value returned is not made explicit; it will be of a different type

canVaryOverTime

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When true, the named property can vary over timeﾗthat is, keyframe values or expressions can be written to this property.Boolean; read-only.

keySpatialAutoBezier()

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Returns true if the specified keyframe has spatial auto-Bezier interpolation. This type of interpolation affectsthis keyframe only if keySpatialContinuous k

parentProperty

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The property group that is the immediate parent of this property, or null if this PropertyBase is a layer.PropertyGroup object or null; read-only.

maxValue

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The maximum permitted value of the named property. If the hasMax attribute is false, an exception occurs, and an error is generated.Floating-point value; re

setSpatialAutoBezierAtKey()

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Turns spatial auto-Bezier interpolation on or off for the specified keyframe.If the property value type is neither TwoD _SPATIAL nor ThreeD_SPATIAL, an exce