public abstract class Handler
extends java.lang.Object
Constructor and Description |
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Handler() |
Modifier and Type | Method and Description |
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static void |
addHandler(
Add a Handler to a visualization.
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protected abstract void |
onEvent(Properties properties)
This method should be overridden by event-specific Handler subclasses.
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public static void addHandler(viz, java.lang.String eventName, Handler handler)
viz
- a Visualization supporting the given event.eventName
- The name of the event.handler
- A Handler to add.protected abstract void onEvent(Properties properties) throws TypeException
properties
- The JavaScriptObject containing data about the event.TypeException
- If some property of the event has an unexpected type.