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/*
* Copyright 2008-2010 NVIDIA Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <cusp/opengl/spy/gl_util.h>
namespace cusp
{
namespace opengl
{
namespace spy
{
template <class Derived>
class glut_window
{
public:
void register_with_glut()
{
set_window_data(glut_id, this);
glutSetWindow(glut_id);
glutDisplayFunc(Derived::glut_display);
glutReshapeFunc(Derived::glut_reshape);
glutKeyboardFunc(Derived::glut_key);
glutSpecialFunc(Derived::glut_special_key);
glutMotionFunc(Derived::glut_motion);
glutMouseFunc(Derived::glut_mouse_click);
}
int get_glut_window_id()
{
return (glut_id);
}
protected:
int glut_id;
/**
* Empty prototypes...
*/
void display()
{
}
void reshape(int w, int h)
{
}
void key(unsigned char key, int x, int y)
{
}
void special_key(int key, int x, int y)
{
}
void motion(int x, int y)
{
}
void mouse_click(int button, int state, int x, int y)
{
}
void menu(int value)
{
}
public:
static void glut_display()
{
Derived* gw = get_class_pointer();
if (gw)
gw->display();
}
static void glut_reshape(int w, int h)
{
Derived* gw = get_class_pointer();
if (gw)
gw->reshape(w,h);
}
static void glut_key(unsigned char key, int x, int y)
{
Derived* gw = get_class_pointer();
if (gw)
gw->key(key,x,y);
}
static void glut_special_key(int key, int x, int y)
{
Derived* gw = get_class_pointer();
if (gw)
gw->special_key(key,x,y);
}
static void glut_motion(int x, int y)
{
Derived* gw = get_class_pointer();
if (gw)
gw->motion(x,y);
}
static void glut_mouse_click(int button, int state, int x, int y)
{
Derived* gw = get_class_pointer();
if (gw)
gw->mouse_click(button,state,x,y);
}
static void glut_menu(int value)
{
Derived* gw = get_class_pointer();
if (gw)
gw->menu(value);
}
private:
static Derived* get_class_pointer()
{
int w_id = glutGetWindow();
void* d = get_window_data(w_id);
glut_window<Derived>* gw = (glut_window<Derived>*)d;
if (gw && gw->glut_id==w_id)
return ((Derived*)gw);
else
return (0);
}
};
} // end spy
} // end opengl
} // end cusp
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