text: /*
   * 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);
      }
  }
  