67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
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*
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* This library is open source and may be redistributed and/or modified under
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
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* (at your option) any later version. The full license is in LICENSE file
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* included with this distribution, and on the openscenegraph.org website.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* OpenSceneGraph Public License for more details.
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*/
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#ifndef OSGGA_EVENTSOURCE
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#define OSGGA_EVENTSOURCE 1
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#include <osgGA/EventQueue>
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namespace osgGA {
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/**
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* Device base class from abstracting away from devices/windows that can generate events.
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*/
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class OSGGA_EXPORT Device : public osg::Object
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{
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public:
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enum Capabilities
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{
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UNKNOWN = 0,
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RECEIVE_EVENTS = 1,
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SEND_EVENTS = 2
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};
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Device();
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Device(const Device& es, const osg::CopyOp& copyop);
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META_Object(osgGA,Device);
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int getCapabilities() const { return _capabilities; }
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virtual bool checkEvents() { return _eventQueue.valid() ? !(getEventQueue()->empty()) : false; }
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virtual void sendEvent(const Event& ea);
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virtual void sendEvents(const EventQueue::Events& events);
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void setEventQueue(osgGA::EventQueue* eventQueue) { _eventQueue = eventQueue; }
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osgGA::EventQueue* getEventQueue() { return _eventQueue.get(); }
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const osgGA::EventQueue* getEventQueue() const { return _eventQueue.get(); }
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protected:
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void setCapabilities(int capabilities) { _capabilities = capabilities; }
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virtual ~Device();
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/** Prevent unwanted copy operator.*/
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Device& operator = (const Device&) { return *this; }
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osg::ref_ptr<osgGA::EventQueue> _eventQueue;
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private:
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int _capabilities;
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};
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}
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#endif
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