Files
OpenSceneGraph/src/osgGLUT/Window.cpp

188 lines
3.3 KiB
C++

#if defined(_MSC_VER)
#pragma warning( disable : 4786 )
#endif
#include <stdio.h>
#include <string>
#include <osg/Notify>
#include <osgGLUT/glut>
#include <osgGLUT/Window>
#include <osg/Timer>
using namespace osgGLUT;
GLUTWindow* GLUTWindow::s_theGLUTWindow = 0;
GLUTWindow::GLUTWindow()
{
s_theGLUTWindow = this;
_fullscreen = false;
_is_open = 0;
_saved_wx = _wx = _saved_wy = _wy = 0;
_saved_ww = _ww = 800,
_saved_wh = _wh = 600;
_title = "OSG Window";
_displayMode = GLUT_DOUBLE| GLUT_RGB | GLUT_DEPTH;
_mx = _ww/2,
_my = _wh/2;
_mbutton = 0;
}
GLUTWindow::~GLUTWindow()
{
}
/**
* Configure and open the GLUT window for this GLUTWindow
*
*/
bool GLUTWindow::open()
{
if ( _is_open ) {
osg::notify(osg::NOTICE)<<"osgGLUT::GLUTWindow::open() called with window already open."<< std::endl;
return false;
}
//glutInit( &argc, argv ); // I moved this into main to avoid passing
// argc and argv to the GLUTWindow
glutInitWindowPosition( _wx, _wy );
glutInitWindowSize( _ww, _wh );
glutInitDisplayMode( _displayMode);
glutCreateWindow( _title.c_str() );
glutReshapeFunc( reshapeCB );
glutVisibilityFunc( visibilityCB );
glutDisplayFunc( displayCB );
glutKeyboardFunc( keyboardCB );
glutMouseFunc( mouseCB );
glutMotionFunc( mouseMotionCB );
glutPassiveMotionFunc( mousePassiveMotionCB );
_is_open = 1;
return true;
}
void GLUTWindow::displayCB()
{
s_theGLUTWindow->display();
}
//void GLUTWindow::reshapeCB(GLint w, GLint h)
void GLUTWindow::reshapeCB(int w, int h)
{
s_theGLUTWindow->reshape(w, h);
}
void GLUTWindow::visibilityCB( int state )
{
s_theGLUTWindow->visibility(state);
}
void GLUTWindow::mouseCB(int button, int state, int x, int y)
{
s_theGLUTWindow->mouse(button, state, x, y);
}
void GLUTWindow::mouseMotionCB(int x, int y)
{
s_theGLUTWindow->mouseMotion(x,y);
}
void GLUTWindow::mousePassiveMotionCB(int x, int y)
{
s_theGLUTWindow->mousePassiveMotion(x,y);
}
void GLUTWindow::keyboardCB(unsigned char key, int x, int y)
{
s_theGLUTWindow->keyboard(key,x,y);
}
void GLUTWindow::display()
{
}
void GLUTWindow::reshape(GLint w, GLint h)
{
_ww = w;
_wh = h;
}
void GLUTWindow::visibility(int state)
{
if (state == GLUT_VISIBLE)
glutIdleFunc( displayCB );
else
glutIdleFunc(0L);
}
void GLUTWindow::mouseMotion(int x, int y)
{
}
void GLUTWindow::mousePassiveMotion(int x, int y)
{
}
void GLUTWindow::mouse(int button, int state, int x, int y)
{
}
void GLUTWindow::keyboard(unsigned char key, int x, int y)
{
switch( key )
{
case 'f' :
_fullscreen = !_fullscreen;
if (_fullscreen)
{
_saved_ww = _ww;
_saved_wh = _wh;
glutFullScreen();
} else
{
//glutPositionWindow(wx,wy);
glutReshapeWindow(_saved_ww,_saved_wh);
}
break;
}
}
bool GLUTWindow::run()
{
if (!_is_open) {
osg::notify(osg::NOTICE)<<"osgGLUT::GLUTWindow::run() called without window open. Opening window."<< std::endl;
if ( !open() )
return false;
}
glutMainLoop();
return true;
}