VRS - The Virtual Rendering System

version 3.3

glutcanvas.h

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/******************************************************************************
 * VRS - The Virtual Rendering System
 * Copyright (C) 2003 Computer Graphics Systems Group at the 
 * Hasso-Plattner-Institute (HPI), Potsdam, Germany.
 *
 * 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 FreeSoftware Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA, 02111-1307, USA.
 ******************************************************************************/

#ifndef VRS_GLUTCANVAS_H
#define VRS_GLUTCANVAS_H

#include <vrs/glut/config.h>
#include <vrs/opengl/glcanvas.h>

namespace VRS {

class VRS_GLUT_API GlutCanvas : public GLCanvas {
public:
    GlutCanvas(
        const std::string& name, 
        unsigned int width, unsigned int height,
        int properties = GLCanvas::RGBDD,
                TechniqueProcessor* techniqueprocessor = NULL,
        bool createNow = true
    );
    virtual ~GlutCanvas();
        virtual void setSize(unsigned int width, unsigned int height);
        virtual unsigned int getWidth() const;
        virtual unsigned int getHeight() const;
    virtual int getProperties() const;
    virtual void makeContextCurrent();

    virtual void create();
    virtual void destroy();
    int windowId() const;

        virtual void setCursor(Cursor::Shape cursor);

    VRS_TYPEINFO(GlutCanvas, GLCanvas);

protected:
    virtual void finishRedisplay();

private:
    static void glut_display();
    static void glut_reshape(int, int);
    static void glut_visibility(int);
    static void glut_entry(int);
    static void glut_button(int,int,int,int);
    static void glut_mouse(int,int,int,int);
    static void glut_mousewheel(int,int,int,int);
    static void glut_motion(int,int);
    static void glut_keyboard(unsigned char, int, int);
    static void glut_keyboard_up(unsigned char, int, int);
    static void glut_special(int,int,int);
    static void glut_special_up(int,int,int);
    static unsigned int keymapping_glut2vrs(int keycode);

    unsigned int width_;
    unsigned int height_;
    int properties_;
    int lastMotionX_;
    int lastMotionY_;
    unsigned int mode_;
    unsigned int actualMode_;

    int winid_;

    std::string name_;
};

} // namespace VRS

#endif // VRS_GLUTCANVAS_H

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