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o3de/Code/Sandbox/Editor/TrackView/TrackViewUndo.h

59 lines
1.9 KiB
C++

/*
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
* its licensors.
*
* For complete copyright and license terms please see the LICENSE at the root of this
* distribution (the "License"). All use of this software is governed by the License,
* or, if provided, by the license below or the license accompanying this file. Do not
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
*/
// Original file Copyright Crytek GMBH or its affiliates, used under license.
#ifndef CRYINCLUDE_EDITOR_TRACKVIEW_TRACKVIEWUNDO_H
#define CRYINCLUDE_EDITOR_TRACKVIEW_TRACKVIEWUNDO_H
#pragma once
#include "TrackViewTrack.h"
#include "Undo/IUndoObject.h"
class CTrackViewSequence;
/** Undo object stored when track is modified for component entity.
* Stores ids, not raw pointers.
*/
class CUndoComponentEntityTrackObject
: public IUndoObject
{
public:
CUndoComponentEntityTrackObject(CTrackViewTrack* track);
protected:
virtual int GetSize() override { return sizeof(*this); }
virtual QString GetDescription() override { return "Undo Component Entity Track Modify"; };
virtual void Undo(bool bUndo) override;
virtual void Redo() override;
private:
// Helper function to get a pointer to the track based.
CTrackViewTrack* FindTrack(CTrackViewSequence* sequence);
// Internal state are id's used to uniquely identify
// a track. This does not store pointers to tracks because
// those can change when an AZ::Undo event happens and the entity
// is reloaded.
AZ::EntityId m_sequenceId;
AZ::EntityId m_entityId;
AZStd::string m_trackName;
AZ::ComponentId m_trackComponentId;
CTrackViewTrackMemento m_undo;
CTrackViewTrackMemento m_redo;
};
#endif // CRYINCLUDE_EDITOR_TRACKVIEW_TRACKVIEWUNDO_H