implementation of UndoManager in Swift5 Xcode 10.2
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Updated
May 4, 2019 - Swift
implementation of UndoManager in Swift5 Xcode 10.2
Draw shapes using bezierpath. You could move the shapes which were created. Long press to delete shapes. Also, you could undo adding, deletion and movement
Simplest Undo / Redo Example for NSUndoManager
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