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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#ifndef ICHOREOEVENTCALLBACK_H
#define ICHOREOEVENTCALLBACK_H
#ifdef _WIN32
#pragma once
#endif
class CChoreoEvent;
class CChoreoChannel;
class CChoreoActor;
class CChoreoScene;
//-----------------------------------------------------------------------------
// Purpose: During choreo playback, events are triggered by calling back from
// the scene through this interface.
//-----------------------------------------------------------------------------
abstract_class IChoreoEventCallback
{
public:
virtual void StartEvent( float currenttime, CChoreoScene *scene, CChoreoEvent *event ) = 0;
// Only called for events with HasEndTime() == true
virtual void EndEvent( float currenttime, CChoreoScene *scene, CChoreoEvent *event ) = 0;
// Called for events which have been started but aren't done yet
virtual void ProcessEvent( float currenttime, CChoreoScene *scene, CChoreoEvent *event ) = 0;
// Called for events that are part of a pause condition
virtual bool CheckEvent( float currenttime, CChoreoScene *scene, CChoreoEvent *event ) = 0;
};
#endif // ICHOREOEVENTCALLBACK_H
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