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C++ observer_ptr::getLoopingMode方法代码示例

本文整理汇总了C++中osg::observer_ptr::getLoopingMode方法的典型用法代码示例。如果您正苦于以下问题:C++ observer_ptr::getLoopingMode方法的具体用法?C++ observer_ptr::getLoopingMode怎么用?C++ observer_ptr::getLoopingMode使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在osg::observer_ptr的用法示例。


在下文中一共展示了observer_ptr::getLoopingMode方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: handle

bool MovieEventHandler::handle(const osgGA::GUIEventAdapter& ea,osgGA::GUIActionAdapter& aa, osg::Object*, osg::NodeVisitor* /*nv*/)
{
    switch(ea.getEventType())
    {
        case(osgGA::GUIEventAdapter::MOVE):
        {
            if(_currentImageStream.valid() && (ea.getModKeyMask() & osgGA::GUIEventAdapter::MODKEY_SHIFT))
            {
                float scalar = (ea.getXnormalized()+1) / 2.0;
                _currentImageStream->seek(scalar * _currentImageStream->getLength());
            }
        }
        break;

        case(osgGA::GUIEventAdapter::RELEASE):
        {

            osgViewer::View* view = dynamic_cast<osgViewer::View*>(&aa);
            osgUtil::LineSegmentIntersector::Intersections intersections;
            bool foundIntersection = view==0 ? false : view->computeIntersections(ea, intersections);

            if (foundIntersection)
            {
                // use the nearest intersection
                const osgUtil::LineSegmentIntersector::Intersection& intersection = *(intersections.begin());
                osg::Drawable* drawable = intersection.drawable.get();
                osg::Geometry* geometry = drawable ? drawable->asGeometry() : 0;

                if (geometry) {
                    osg::Texture* tex = geometry->getStateSet() ? dynamic_cast<osg::Texture*>(geometry->getStateSet()->getTextureAttribute(0, osg::StateAttribute::TEXTURE)) : NULL;
                    if (tex) {
                        osg::ImageStream* is = dynamic_cast<osg::ImageStream*>(tex->getImage(0));
                        if (is)
                        {
                            setColor(_currentGeometry.get(), osg::Vec4(0.7, 0.7, 0.7, 1.0));
                            _currentGeometry = geometry;
                            setColor(_currentGeometry.get(), osg::Vec4(1,1,1,1));
                            _currentImageStream = is;

                            if (is->getStatus() == osg::ImageStream::PLAYING)
                            {
                                is->pause();
                            }
                            else
                            {
                                is->play();
                            }

                        }
                    }
                }
            }

            break;
        }
        case(osgGA::GUIEventAdapter::KEYDOWN):
        {
            if (!_currentImageStream.valid())
                return false;

            if (ea.getKey()=='p')
            {
                osg::ImageStream::StreamStatus playToggle = _currentImageStream->getStatus();
                if (playToggle != osg::ImageStream::PLAYING)
                {
                    std::cout<< _currentImageStream.get() << " Play"<<std::endl;
                    _currentImageStream->play();
                }
                else
                {
                    // playing, so pause
                    std::cout<< _currentImageStream.get() << " Pause"<<std::endl;
                    _currentImageStream->pause();
                }
                return true;
            }
            else if (ea.getKey()=='r')
            {
                std::cout<< _currentImageStream.get() << " Restart"<<std::endl;
                _currentImageStream->rewind();
                _currentImageStream->play();
                return true;
            }
            else if (ea.getKey()=='>')
            {
                std::cout << _currentImageStream.get() << " Seeking"<<std::endl;
                _currentImageStream->seek(_currentImageStream->getCurrentTime() + 1.0);

                return true;
            }
            else if (ea.getKey()=='L')
            {
                if ( _currentImageStream->getLoopingMode() == osg::ImageStream::LOOPING)
                {
                    std::cout<< _currentImageStream.get() << " Toggle Looping Off"<<std::endl;
                    _currentImageStream->setLoopingMode( osg::ImageStream::NO_LOOPING );
                }
                else
                {
                    std::cout<< _currentImageStream.get() << " Toggle Looping On"<<std::endl;
//.........这里部分代码省略.........
开发者ID:AlexBobkov,项目名称:OpenSceneGraph,代码行数:101,代码来源:osgmultiplemovies.cpp


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