139 lines
4.4 KiB
C++
139 lines
4.4 KiB
C++
/* OpenSceneGraph example, osgcompositeviewer.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
|
|
#include <iostream>
|
|
|
|
#include <osg/Notify>
|
|
#include <osg/io_utils>
|
|
|
|
#include <osg/ArgumentParser>
|
|
#include <osgDB/WriteFile>
|
|
#include <osgGA/TrackballManipulator>
|
|
#include <osgGA/StateSetManipulator>
|
|
#include <osgViewer/Viewer>
|
|
#include <osgViewer/ViewerEventHandlers>
|
|
#include <osgWidget/Browser>
|
|
|
|
|
|
#include <QtWebKit/QWebSettings>
|
|
#include <QtWebKit/QtWebKit>
|
|
#include <QtGui/QGraphicsScene>
|
|
#include <QtGui/QGraphicsView>
|
|
#include <QtGui/QApplication>
|
|
#include <QtGui/QPainter>
|
|
#include <QtGui/QtEvents>
|
|
|
|
#include "QGraphicsViewAdapter.h"
|
|
#include "QWebViewImage.h"
|
|
|
|
|
|
// Thread that runs the viewer's frame loop as we can't run Qt in the background...
|
|
class ViewerFrameThread : public OpenThreads::Thread
|
|
{
|
|
public:
|
|
|
|
ViewerFrameThread(osgViewer::ViewerBase* viewerBase, bool doQApplicationExit):
|
|
_viewerBase(viewerBase),
|
|
_doQApplicationExit(doQApplicationExit) {}
|
|
|
|
~ViewerFrameThread()
|
|
{
|
|
cancel();
|
|
while(isRunning())
|
|
{
|
|
OpenThreads::Thread::YieldCurrentThread();
|
|
}
|
|
}
|
|
|
|
int cancel()
|
|
{
|
|
_viewerBase->setDone(true);
|
|
return 0;
|
|
}
|
|
|
|
void run()
|
|
{
|
|
int result = _viewerBase->run();
|
|
|
|
if (_doQApplicationExit) QApplication::exit(result);
|
|
}
|
|
|
|
osg::ref_ptr<osgViewer::ViewerBase> _viewerBase;
|
|
bool _doQApplicationExit;
|
|
};
|
|
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
// Qt requires that we construct the global QApplication before creating any widgets.
|
|
QApplication app(argc, argv);
|
|
|
|
// use an ArgumentParser object to manage the program arguments.
|
|
osg::ArgumentParser arguments(&argc,argv);
|
|
|
|
bool useFrameLoopThread = true;
|
|
if (arguments.read("--no-frame-thread")) useFrameLoopThread = false;
|
|
|
|
osg::ref_ptr<QWebViewImage> image = new QWebViewImage;
|
|
|
|
if (arguments.argc()>1) image->navigateTo((arguments[1]));
|
|
else image->navigateTo("http://www.youtube.com/");
|
|
|
|
osgWidget::GeometryHints hints(osg::Vec3(0.0f,0.0f,0.0f),
|
|
osg::Vec3(1.0f,0.0f,0.0f),
|
|
osg::Vec3(0.0f,0.0f,1.0f),
|
|
osg::Vec4(1.0f,1.0f,1.0f,1.0f),
|
|
osgWidget::GeometryHints::RESIZE_HEIGHT_TO_MAINTAINCE_ASPECT_RATIO);
|
|
|
|
|
|
osg::ref_ptr<osgWidget::Browser> browser = new osgWidget::Browser;
|
|
browser->assign(image.get(), hints);
|
|
|
|
// image->focusBrowser(true);
|
|
|
|
osg::ref_ptr<osgViewer::Viewer> viewer = new osgViewer::Viewer(arguments);
|
|
viewer->setSceneData(browser.get());
|
|
viewer->setCameraManipulator(new osgGA::TrackballManipulator());
|
|
viewer->addEventHandler(new osgViewer::StatsHandler);
|
|
viewer->addEventHandler(new osgViewer::WindowSizeHandler);
|
|
|
|
if (useFrameLoopThread)
|
|
{
|
|
// create a thread to run the viewer's frame loop
|
|
ViewerFrameThread viewerThread(viewer.get(), true);
|
|
viewerThread.startThread();
|
|
|
|
// now start the standard Qt event loop, then exists when the viewerThead sends the QApplication::exit() signal.
|
|
return QApplication::exec();
|
|
|
|
}
|
|
else
|
|
{
|
|
// run the frame loop, interleaving Qt and the main OSG frame loop
|
|
while(!viewer->done())
|
|
{
|
|
// process Qt events - this handles both events and paints the browser image
|
|
QCoreApplication::processEvents(QEventLoop::AllEvents, 100);
|
|
|
|
viewer->frame();
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
}
|