IvfBufferSelection.h

//
// Copyright 1999-2006 by Structural Mechanics, Lund University.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 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
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library 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.
//
// Please report all bugs and problems to "ivf@byggmek.lth.se".
//
//
// Written by Jonas Lindemann
//

#ifndef _CIvfBufferSelection_h_
#define _CIvfBufferSelection_h_

#include <ivf/IvfBase.h>
#include <ivf/IvfShape.h>
#include <ivf/IvfComposite.h>
#include <ivf/IvfView.h>

IvfSmartPointer(CIvfBufferSelection);

typedef std::vector<CIvfShape*> CIvfSelectedShapesVector;
typedef std::vector<CIvfShape*>::iterator CIvfSelectedShapesIterator;

class IVF_API CIvfBufferSelection : public CIvfBase {
private:
        CIvfShape* m_selectedShape;
        CIvfComposite* m_composite;
        CIvfView* m_camera;
        std::vector<CIvfShape*> m_allObjects;

        std::vector<CIvfShape*> m_selectedShapes;

        int m_childCount;
        GLuint m_selectBuf[512];

        void nameChildren(CIvfShape* shape);
        void processHits(GLint hits, GLuint buffer []);
public:
        CIvfBufferSelection();

        virtual ~CIvfBufferSelection();
        
        IvfClassInfo("CIvfBufferSelection",CIvfBase);

        int pick(int x, int y);

        void update();

        void setComposite(CIvfComposite* composite);

        CIvfComposite* getComposite();

        void setView(CIvfView* view);

        CIvfView* getView();
        
        CIvfShape* getSelectedShape();

        int getSize();

        CIvfShape* getSelectedShape(int idx);

        CIvfSelectedShapesVector& getSelectedShapes();
};
#endif 

---