FGFS-4.1/OpenSceneGraph
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Added fullscreen toggle event handler

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This commit is contained in:
Robert Osfield 2007-04-13 14:54:41 +00:00
parent 9e8e07b373
commit ea071d3f1e
1 changed files with 83 additions and 20 deletions
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103
applications/osgviewer/osgviewer.cpp
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@ -47,25 +47,6 @@ public:
{
if (ea.getKey()=='m')
{
#if 0
switch(viewer->getThreadingModel())
{
case(osgViewer::Viewer::SingleThreaded):
viewer->setThreadingModel(osgViewer::Viewer::CullDrawThreadPerContext);
osg::notify(osg::NOTICE)<<"Threading model 'CullDrawThreadPerContext' selected."<<std::endl;
break;
case(osgViewer::Viewer::CullDrawThreadPerContext):
viewer->setThreadingModel(osgViewer::Viewer::DrawThreadPerContext);
osg::notify(osg::NOTICE)<<"Threading model 'DrawThreadPerContext' selected."<<std::endl;
break;
case(osgViewer::Viewer::DrawThreadPerContext):
viewer->setThreadingModel(osgViewer::Viewer::SingleThreaded);
osg::notify(osg::NOTICE)<<"Threading model 'SingleThreaded' selected."<<std::endl;
break;
default:
break;
}
#else
switch(viewer->getThreadingModel())
{
case(osgViewer::Viewer::SingleThreaded):
@ -89,7 +70,6 @@ public:
osg::notify(osg::NOTICE)<<"Threading model 'AutomaticSelection' selected."<<std::endl;
break;
}
#endif
return true;
}
if (ea.getKey()=='e')
@ -127,6 +107,86 @@ public:
};
class FullScreenToggleHandler : public osgGA::GUIEventHandler
{
public:
FullScreenToggleHandler() {}
bool handle(const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa)
{
osgViewer::Viewer* viewer = dynamic_cast<osgViewer::Viewer*>(&aa);
if (!viewer) return false;
switch(ea.getEventType())
{
case(osgGA::GUIEventAdapter::KEYUP):
{
if (ea.getKey()=='f')
{
osgViewer::Viewer::Windows windows;
viewer->getWindows(windows);
for(osgViewer::Viewer::Windows::iterator itr = windows.begin();
itr != windows.end();
++itr)
{
toggleFullscreen(*itr);
}
}
}
default: break;
}
return false;
}
/** Get the keyboard and mouse usage of this manipulator.*/
virtual void getUsage(osg::ApplicationUsage& usage) const
{
usage.addKeyboardMouseBinding("f","Toggle full screen.");
}
void toggleFullscreen(osgViewer::GraphicsWindow* window)
{
osg::GraphicsContext::WindowingSystemInterface* wsi = osg::GraphicsContext::getWindowingSystemInterface();
if (!wsi)
{
osg::notify(osg::NOTICE)<<"Error, no WindowSystemInterface available, cannot toggle window fullscreen."<<std::endl;
return;
}
unsigned int screen_width, screen_height;
wsi->getScreenResolution(*(window->getTraits()), screen_width, screen_height);
int x, y, width, height;
window->getWindowRectangle(x, y, width, height);
bool isFullScreen = x==0 && y==0 && width==screen_width && height==screen_height;
if (isFullScreen)
{
window->setWindowRectangle(screen_width/4, screen_height/4, screen_width/2, screen_height/2);
window->setWindowDecoration(true);
}
else
{
window->setWindowDecoration(false);
window->setWindowRectangle(0, 0, screen_width, screen_height);
}
window->grabFocusIfPointerInWindow();
return;
}
bool _done;
};
int main(int argc, char** argv)
{
// use an ArgumentParser object to manage the program arguments.
@ -204,6 +264,9 @@ int main(int argc, char** argv)
// add the thread model handler
viewer.addEventHandler(new ThreadingHandler);
// add the full screen toggle handler
viewer.addEventHandler(new FullScreenToggleHandler);
// add the stats handler
viewer.addEventHandler(new osgViewer::StatsHandler);