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DaVinci Graphics Library
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Undo method

Properties Methods Events Overview


procedure Undo;


If the last DaVinci operation created an undo buffer, this method will restore the currently loaded image to its previous state. This method cannot be used to undo changes relating to read-only properties (Gamma, Scaling, slide rules, etc.).

Application can use CanUndo to determine whether there is a data buffer currently available for the Undo operation.