public static void AddChild(this IInputConsumer consumer, ProcessInputDelegate processInput, string name = "")
{
consumer.children.Add(new InputEventTree
{
name = name
, processInput = processInput
});
}
public void UnregisterConsumer(IInputConsumer consumer)
{
lock (featureSyncObject) {
InputConsumers.Remove(consumer);
}
Logger.Debug("{0}: Input consumer has been unregistered", Name);
}
public void RegisterConsumer(IInputConsumer consumer)
{
lock (featureSyncObject) {
InputConsumers.Add(consumer);
}
Logger.Debug("{0}: New input consumer registered", Name);
}
private void EndFrame(IInputConsumer consumer)
{
foreach (var child in consumer.children)
{
EndFrame(child);
}
var callback = consumer.endFrame;
if (callback != null)
{
callback();
}
}
private void BeginFrame(IInputConsumer consumer)
{
var callback = consumer.beginFrame;
if (callback != null)
{
callback();
}
foreach (var child in consumer.children)
{
BeginFrame(child);
}
}
protected static bool ProcessEventRecursive(IInputConsumer consumer, InputEvent inputEvent)
{
var callback = consumer.processInput;
if (callback != null)
{
if (callback(inputEvent))
{
return(true);
}
}
// Iterate in reverse order to get stack behavior.
if (consumer.isStack)
{
for (int i = consumer.children.Count - 1; i >= 0; i--)
{
if (ProcessEventRecursive(consumer.children[i], inputEvent))
{
return(true);
}
}
}
else
{
for (int i = 0; i < consumer.children.Count; i++)
{
if (ProcessEventRecursive(consumer.children[i], inputEvent))
{
return(true);
}
}
}
return(false);
}
