Adobe 12040118 Using Help - Page 150
PropertyBase object, Description, Parameters, Returns, Attributes
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Help Using Help Reference Back 150 Description The property valueAtTime method returns the value of the property as evaluated at the given time. Time is in seconds with the beginning of the composition represented as zero. The preExpression option is relevant only if the property has an expression applied; otherwise it is ignored. It controls whether any expression is used to calculate the value. Note that the type of value returned is not made explicit; it will be of a different type, depending on the property evaluated. Parameters time preExpression floating point value; the time at which to set a keyframe boolean; determines whether to evaluate the property before or after applying any active expression Returns Value (type depends on the propertyValueType). PropertyBase object app.project.item(index).layer(index).propertyBase Description PropertyBase is the base class for both PropertyGroup and Property, so PropertyBase attributes and methods are also available to PropertyGroup and Property. Because PropertyGroup is the base class for Layer, its attributes and methods are available for Layers as well. Attributes Attribute name matchName propertyIndex propertyDepth proper tyTy pe parentProperty isModified canSetEnabled enabled Reference Description see "PropertyBase name attribute" on name of the property page 154 see "PropertyBase matchName attribute" on page 153 special name for the property used to build unique naming paths see "PropertyBase propertyIndex attribute" on page 155 index of a PropertyBase within its ParentGroup see "PropertyBase propertyDepth attribute" on page 154 indicates number of levels of parent PropertyGroups between the PropertyBase and the layer see "PropertyBase propertyType attribute" on page 155 returns the PropertyType describing this PropertyBase see "PropertyBase parentProperty attribute" on page 154 returns the PropertyGroup that is the parent of this PropertyBase see "PropertyBase isModified attribute" returns true if the PropertyBase has been on page 153 changed since its creation see "PropertyBase canSetEnabled attribute" on page 151 true if the user interface displays an eyeball icon for this property see "PropertyBase enabled attribute"on corresponds to the setting of the eyeball icon, page 152 if there is one Using Help Back 150