Has Selection Decorator
A mark that implements HasMarkDecorator allows to define a DatumDecorator to select each of its Datums.
Properties
defaultSelectionDecorator
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The default selection decorator for this Mark, if you use a custom DatumDecorator you may want to call defaultSelectionDecorator(datum, x, y, drawingZone) to draw the expected sign.
selectionDecorator
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The selection decorator lambda will be called on each sign, use this to draw custom decorations on a selected sign.