# glview.h

    00001 // -*- C++ -*-
    00002
    00003 /*
    00004  * Gnome Chemistry Utils
    00005  * gcu/glview.h
    00006  *
    00007  * Copyright (C) 2006 Jean Bréfort <jean.brefort@normalesup.org>
    00008  *
    00009  * This program is free software; you can redistribute it and/or
    00010  * modify it under the terms of the GNU General Public License as
    00011  * published by the Free Software Foundation; either version 2 of the
    00012  * License, or (at your option) any later version.
    00013  *
    00014  * This program is distributed in the hope that it will be useful,
    00015  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    00016  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    00017  * GNU General Public License for more details.
    00018  *
    00019  * You should have received a copy of the GNU General Public License
    00020  * along with this program; if not, write to the Free Software
    00021  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
    00022  * USA
    00023  */
    00024
    00025 #ifndef GCU_GL_VIEW_H
    00026 #define GCU_GL_VIEW_H
    00027
    00028 #include "macros.h"
    00029 #include "matrix.h"
    00030 #include <gtk/gtkwidget.h>
    00031 #include <libgnomeprint/gnome-print.h>
    00032 #include <map>
    00033 #include <string>
    00034
    00035 extern double DefaultPsi, DefaultTheta, DefaultPhi;
    00036
    00037 using namespace std;
    00038
    00039 namespace gcu {
    00040
    00041 class GLDocument;
    00042
    00048 class GLView
    00049 {
    00050 public:
    00052
    00057         GLView (GLDocument* pDoc);
    00059
    00062         virtual ~GLView ();
    00063
    00067         GtkWidget *GetWidget () {return m_pWidget;}
    00071         void Init ();
    00075         void Reshape ();
    00079         void Draw ();
    00086         bool OnPressed (GdkEventButton *event);
    00095         bool OnMotion (GdkEventMotion *event);
    00100         void Update ();
    00108         void SetRotation (double psi, double theta, double phi);
    00116         void Print (GnomePrintContext *pc, gdouble width, gdouble height);
    00127         void SaveAsImage (string const &filename, char const *type, map<string, string>& options, unsigned width, unsigned height);
    00128
    00129 private:
    00136         void Rotate (gdouble x, gdouble y);
    00146         GdkPixbuf *BuildPixbuf (unsigned width, unsigned height);
    00147
    00148 protected:
    00152         GtkWidget *m_pWidget;
    00156         unsigned m_nGLList;
    00157
    00158 private:
    00159         bool m_bInit;
    00160         Matrix m_Euler;
    00161         double m_Height, m_Width, m_Near, m_Far;
    00162         double m_Lastx, m_Lasty;
    00163
    00164 // Properties
    00174 GCU_PROP (double, Angle)
    00184 GCU_PROP (double, Psi)
    00194 GCU_PROP (double, Phi)
    00204 GCU_PROP (double, Theta)
    00214 GCU_PROP (float, Red)
    00224 GCU_PROP (float, Green)
    00234 GCU_PROP (float, Blue)
    00251 GCU_PROP (float, Alpha)
    00255 GCU_RO_PROP (GLDocument *, Doc)
    00262 GCU_PROT_PROP (double, Radius);
    00263 };
    00264
    00265 }       // namespace gcu
    00266
    00267 #endif  //      GCU_GL_VIEW_H