107 lines
4.2 KiB
C++
107 lines
4.2 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 OSGVIEWER_VIEWEREVENTHANDLER
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#define OSGVIEWER_VIEWEREVENTHANDLER 1
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#include <osgGA/GUIEventHandler>
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namespace osgViewer {
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/**
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Handler allowing to change the screen resolution (in windowed mode) and toggle between fullscreen and windowed mode.
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*/
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class OSGVIEWER_EXPORT WindowSizeHandler : public osgGA::GUIEventHandler
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{
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public:
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WindowSizeHandler();
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/** Get the keyboard and mouse usage of this manipulator.*/
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virtual void getUsage(osg::ApplicationUsage &usage) const;
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void setKeyEventToggleFullscreen(int key) { _keyEventToggleFullscreen = key; }
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int getKeyEventToggleFullscreen() const { return (_keyEventToggleFullscreen); }
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void setToggleFullscreen(bool flag) { _toggleFullscreen = flag; }
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bool getToggleFullscreen() const { return (_toggleFullscreen); }
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void setKeyEventWindowedResolutionUp(int key) { _keyEventWindowedResolutionUp = key; }
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int getKeyEventWindowedResolutionUp() const { return (_keyEventWindowedResolutionUp); }
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void setKeyEventWindowedResolutionDown(int key) { _keyEventWindowedResolutionDown = key; }
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int getKeyEventWindowedResolutionDown() const { return (_keyEventWindowedResolutionUp); }
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void setChangeWindowedResolution(bool flag) { _changeWindowedResolution = flag; }
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bool getChangeWindowedResolution() const { return (_changeWindowedResolution); }
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virtual bool handle(const osgGA::GUIEventAdapter &ea, osgGA::GUIActionAdapter &aa);
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protected:
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void toggleFullscreen(osgViewer::GraphicsWindow *window);
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void changeWindowedResolution(osgViewer::GraphicsWindow *window, bool increase);
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unsigned int getNearestResolution(int screenWidth, int screenHeight, int width, int height) const;
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int _keyEventToggleFullscreen;
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bool _toggleFullscreen;
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int _keyEventWindowedResolutionUp;
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int _keyEventWindowedResolutionDown;
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bool _changeWindowedResolution;
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std::vector<osg::Vec2> _resolutionList;
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int _currentResolutionIndex;
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};
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/**
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Handler allowing to change the viewer threading model
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*/
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class OSGVIEWER_EXPORT ThreadingHandler : public osgGA::GUIEventHandler
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{
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public:
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ThreadingHandler();
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/** Get the keyboard and mouse usage of this manipulator.*/
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virtual void getUsage(osg::ApplicationUsage &usage) const;
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void setKeyEventChangeThreadingModel(int key) { _keyEventChangeThreadingModel = key; }
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int getKeyEventChangeThreadingModel() const { return (_keyEventChangeThreadingModel); }
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void setChangeThreadingModel(bool flag) { _changeThreadingModel = flag; }
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bool getChangeThreadingModel() const { return (_changeThreadingModel); }
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void setKeyEventChangeEndBarrierPosition(int key) { _keyEventChangeEndBarrierPosition = key; }
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int getKeyEventChangeEndBarrierPosition() const { return (_keyEventChangeEndBarrierPosition); }
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void setChangeEndBarrierPosition(bool flag) { _changeEndBarrierPosition = flag; }
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bool getChangeEndBarrierPosition() const { return (_changeEndBarrierPosition); }
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bool handle(const osgGA::GUIEventAdapter &ea, osgGA::GUIActionAdapter &aa);
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protected:
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int _keyEventChangeThreadingModel;
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bool _changeThreadingModel;
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int _keyEventChangeEndBarrierPosition;
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bool _changeEndBarrierPosition;
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osg::Timer_t _tickOrLastKeyPress;
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bool _done;
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};
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}
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#endif
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