/*
 * Copyright (c) Contributors to the Open 3D Engine Project. For complete copyright and license terms please see the LICENSE at the root of this distribution.
 * 
 * SPDX-License-Identifier: Apache-2.0 OR MIT
 *
 */


// Description : Undo for Python function (PySetCurrentViewPosition)


#include "EditorDefs.h"

#include "UndoViewRotation.h"

// Editor
#include "ViewManager.h"

CUndoViewRotation::CUndoViewRotation(const QString& pUndoDescription)
{
    m_undoDescription = pUndoDescription;
    m_undo = RAD2DEG(Ang3::GetAnglesXYZ(Matrix33(GetIEditor()->GetSystem()->GetViewCamera().GetMatrix())));
}

int CUndoViewRotation::GetSize()
{
    return sizeof(*this);
}

QString CUndoViewRotation::GetDescription()
{
    return m_undoDescription;
}

void CUndoViewRotation::Undo(bool bUndo)
{
    CViewport* pRenderViewport = GetIEditor()->GetViewManager()->GetGameViewport();
    if (pRenderViewport)
    {
        if (bUndo)
        {
            m_redo = RAD2DEG(Ang3::GetAnglesXYZ(Matrix33(GetIEditor()->GetSystem()->GetViewCamera().GetMatrix())));
        }

        Matrix34 tm = pRenderViewport->GetViewTM();
        tm.SetRotationXYZ(Ang3(DEG2RAD(m_undo.x), DEG2RAD(m_undo.y), DEG2RAD(m_undo.z)), tm.GetTranslation());
        pRenderViewport->SetViewTM(tm);
    }
}

void CUndoViewRotation::Redo()
{
    CViewport* pRenderViewport = GetIEditor()->GetViewManager()->GetGameViewport();
    if (pRenderViewport)
    {
        Matrix34 tm = pRenderViewport->GetViewTM();
        tm.SetRotationXYZ(Ang3(DEG2RAD(m_redo.x), DEG2RAD(m_redo.y), DEG2RAD(m_redo.z)), tm.GetTranslation());
        pRenderViewport->SetViewTM(tm);
    }
}