CSOBulgeAction.h

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/*************************************************************************************
**
** Copyright 2012, MeVis Medical Solutions AG
**
** The user may use this file in accordance with the license agreement provided with
** the Software or, alternatively, in accordance with the terms contained in a
** written agreement between the user and MeVis Medical Solutions AG.
**
** For further information use the contact form at https://www.mevislab.de/contact
**
**************************************************************************************/
 
 
 
#pragma once
 
#include "CSOPointingAction.h"
 
class SoView2DCSOExtensibleEditor;
class SoCSOBulgeEditor;
 
 
class CSOBulgeAction : public CSOPointingAction
{
public:
 
  CSOBulgeAction(SoView2DCSOExtensibleEditor* editor);
 
  bool isSensitiveAt(const SoPointerPosition& pos) override;
 
  void startPressAt(const SoPointerPosition& pos) override;
  void dragMoveTo(const SoPointerPosition& pos) override;
  SoPointingAction* endPress(int clickCount) override;
 
  int getCurrentCursor(SoViewerProxy* ) const override;
 
  inline void setInteractOnlyWithSelectedCSO(bool flag) { _interactOnlyWithSelectedCSOs = flag; }
 
  void setMode(int mode) override;
  int getNumModes() const override;
 
  bool isInViewportRegion(const SoPointerPosition& pos) const
  {
    const SbVec3f& pointerPos = pos.getView2DPosition()->getVoxelPosition();
    const SbVec2f& viewportStart = pos.getView2DPosition()->getViewportOrigin();
    const SbVec2f& viewportEnd = viewportStart + pos.getView2DPosition()->getViewportSize();
 
    return (pointerPos[0] >= viewportStart[0]) &&
           (pointerPos[1] >= viewportStart[1]) &&
           (pointerPos[0] <= viewportEnd[0]) &&
           (pointerPos[1] <= viewportEnd[1]);
  }
 
protected:
 
  void initializeMembers();
 
  bool isAllowedToDrag(const SoPointerPosition& pos);
  bool isEligibleForBulging(ml::CSO* cso, View2DSliceList* slicelist, SoCSOBulgeEditor* bulgeEditor);
 
  ml::CSOList*          _hitCSOList;
  ml::CSO*              _hitCSO;
  ml::CSOSeedPoint*     _hitSeedPoint;
  ml::CSOPathPoints*    _hitPathPoints;
  unsigned int          _hitPathPointIndex;
  SoCSOBulgeEditor*     _hitEditor;
  float                 _hitDistance;
 
  SbVec3f _initialPosition;
  SbVec3f _sliceNormal;
 
  bool _interactOnlyWithSelectedCSOs;
 
  int _cursorShape;
};