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* the '''View''' contains the Layer (Canvas group) | * the '''View''' contains the Layer (Canvas group) | ||
* the '''Controller''' contains the interface to update the model and the view (using timers and/or listeners) | * the '''Controller''' contains the interface to update the model and the view (using timers and/or listeners) | ||
The basic idea is such that each layer is linked to a "control" property to easily toggle its visibility, drawables (symbols) can be put in different layers and easily toggled on/off. | |||
== Supported Layers == | == Supported Layers == | ||