The complete list of plots.
Whether there are any subscribers.
Creates a new plot.
The unique name that identifies the plot.
The title for the plot.
The created plot, or null if a plot already exists with the specified name.
Removes all plots.
Finds a plot.
The name of the plot to find.
The found plot, or null if no plot with the specified name was found.
Finds or creates a plot.
The unique name that identifies the plot.
The found or created plot.
Subscribes to be notified when an event occurs.
The callback function.
Unsubscribes.
The callback function.
True if the subscription was canceled, false otherwise.
Plot Collection.