MeasureGUI_AnnotationInteractor.h

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// Copyright (C) 2007-2016  CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//

// GEOM GEOMGUI : GUI for Geometry component
// File   : MeasureGUI_AnnotationInteractor.h
// Author : Anton POLETAEV, Open CASCADE S.A.S.
//
#ifndef MEASUREGUI_ANNOTATIONINTERACTOR_H
#define MEASUREGUI_ANNOTATIONINTERACTOR_H

#include <GEOM_Annotation.hxx>
#include <SelectMgr_EntityOwner.hxx>
#include <SelectMgr_SequenceOfOwner.hxx>
#include <QObject>
#include <QPoint>

class GeometryGUI;
class OCCViewer_Viewer;
class OCCViewer_ViewManager;
class OCCViewer_ViewPort3d;
class SUIT_ViewWindow;

class MeasureGUI_AnnotationInteractor : public QObject
{
  Q_OBJECT

public:

  MeasureGUI_AnnotationInteractor( GeometryGUI* theGUI, QObject* theOwner );

  virtual ~MeasureGUI_AnnotationInteractor();

public:

  void Enable();

  void Disable();

  void SetEditEntry( const QString& theEntry ) { myEditEntry = theEntry; }

protected:

  void ConnectView( SUIT_ViewWindow* theWindow );

  void DisconnectView( SUIT_ViewWindow* theWindow );

signals:

  void SignalInteractionStarted( Handle_GEOM_Annotation theIO );

  void SignalInteractionFinished( Handle_GEOM_Annotation theIO );

protected slots:

  void OnViewCreated( SUIT_ViewWindow* );

  void OnViewRemoved( SUIT_ViewWindow* );

protected:

  virtual bool eventFilter( QObject*, QEvent* );

private:

  GeometryGUI*              myGeomGUI;
  bool                      myIsEnabled;
  OCCViewer_ViewManager*    myVM;
  OCCViewer_Viewer*         myViewer;
  OCCViewer_ViewPort3d*     myActiveViewPort;
  Handle(GEOM_Annotation)   myActiveIO;
  SelectMgr_SequenceOfOwner mySelection;
  QPoint                    myStartPoint;
  QString                   myEditEntry;
};

#endif