view_tri_interactor.h

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/*
         Copyright 2010-2020 Pierre SMARS (smars@yuntech.edu.tw)
         This program is free software: you can redistribute it and/or modify
         it under the terms of the GNU General Public License as published by
         the Free Software Foundation, either version 2 of the License, or
         (at your option) any later version.
 
         This program 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 General Public License for more details.
 
         You should have received a copy of the GNU General Public License
         along with this program.  If not, see <http://www.gnu.org/licenses/>.
         */
#ifndef _view_tri_interactor_H_
#define _view_tri_interactor_H_
 
// .NAME view_tri_interactor
// .SECTION Author
// Pierre Smars
 
#include "vtkInteractorStyleTrackballCamera.h"
#include "vtkRenderer.h"
#include "vtkActor2D.h"
#include "vtkPoints.h"
#include "vtkCellLocator.h"
 
class VTKINTERACTIONSTYLE_EXPORT view_tri_interactor : public vtkInteractorStyleTrackballCamera
{
        public:
                static view_tri_interactor *New();
                vtkTypeMacro(view_tri_interactor,vtkInteractorStyleTrackballCamera);
                void PrintSelf(ostream& os, vtkIndent indent) override;
 
                inline void geometry(vtkDataSet * geometry) {geometry_ = geometry;}
                inline void magnification(int val) {magnification_ = val;}
                inline void flat(bool val) {flat_ = val;}
 
                virtual void OnMouseMove() override;
                virtual void OnLeftButtonDown() override;
                virtual void OnLeftButtonUp() override;
                virtual void OnMiddleButtonDown() override;
                virtual void OnMiddleButtonUp() override;
                virtual void OnRightButtonDown() override;
                virtual void OnRightButtonUp() override;
                virtual void OnChar() override;
 
                inline bool is_changed() {return is_changed_;}
                inline void blackwire() {black_wire_=true;}
 
        protected:
                view_tri_interactor();
                virtual ~view_tri_interactor();
 
                bool is_changed_;
                bool delete_mode_;
                bool initialised_;
                vtkRenderer     *               ren_;
                vtkRenderWindow *       renWin_;
                vtkDataSet * geometry_;
                vtkCellLocator *        locator_;
                double x_[6]; //the line's points
                int n_;//the point's teller
                vtkPoints *     points_;
                vtkActor2D *    actor_;
                float * Zbuffer_;
                int * size_;
                bool bg_;
                int     magnification_;
                bool black_wire_;
                bool flat_;
                void reset();
};
 
#endif