aseprite/src/app/ui/timeline/timeline_observer.h

25 lines
545 B
C++

// Aseprite
// Copyright (C) 2021 Igara Studio S.A.
//
// This program is distributed under the terms of
// the End-User License Agreement for Aseprite.
#ifndef APP_UI_TIMELINE_TIMELINE_OBSERVER_H_INCLUDED
#define APP_UI_TIMELINE_TIMELINE_OBSERVER_H_INCLUDED
#pragma once
namespace app {
class Timeline;
class TimelineObserver {
public:
virtual ~TimelineObserver() { }
// Called when the current timeline range is going to change.
virtual void onBeforeRangeChanged(Timeline* timeline) { }
};
} // namespace app
#endif