Category Archives: PropertyBase object

setRovingAtKey()

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Turns roving on or off for the specified keyframe. The first and last keyframe in a property cannot rove; if you try to set roving forone of these, the oper

PropertyBase object

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Properties are accessed by name through layers, using various kinds of expression syntax, as controlled by application preferences. For example, the followi

value

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The value of the named property at the current time.ﾕ If expressionEnabled is true, returns the evaluated expression value.ﾕ If there are keyframes, returns

setValuesAtTimes()

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Sets values for a set of keyframes at specified of times. Creates a new keyframe for the named property, if one does not currently exist for a specified tim

canSetExpression

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When true, the named property is of a type whose expression can be set by a script. See also Property expression attribute .Boolean; read-only.

keySelected()

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Returns true if the specified keyframe is selected.keyIndex The index for the keyframe. An integer in the range [1..numKeys], as returned by the addKey or n

name

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The display name of the property. Compare PropertyBase matchName attribute . It is an error to set the name value if the property is not a child of an index

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