osgManipulator.TabBoxTrackballDragger

在OpenSceneGraph中， osgManipulator.TabBoxTrackballDragger 是一种可以通过拖拽改变包围盒（bounding box）的位置和大小的交互器（manipulator）。

继承关系

osg::Object → osgManipulator::Dragger → osgManipulator::TabBoxDragger → osgManipulator::TabBoxTrackballDragger

构造函数

TabBoxTrackballDragger();

成员函数

继承自 osgManipulator::TabBoxDragger

virtual bool handle(const osgManipulator::PointerInfo& pi, const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa);

继承自 osgManipulator::Dragger

void setMatrix(const osg::Matrixd& matrix);
virtual void setHandleEvents(bool handleEvents);
virtual bool getHandleEvents() const;
virtual void setActivationModKeyMask(int activationModKeyMask);
virtual int getActivationModKeyMask() const;
virtual void setActivationKeyEvent(int activationKeyEvent);
virtual int getActivationKeyEvent() const;
virtual void setDraw(bool draw);
virtual bool getDraw() const;
virtual void setParent(osgManipulator::CompositeDragger* parent);
virtual osgManipulator::CompositeDragger* getParent();
virtual const osgManipulator::CompositeDragger* getParent() const;

示例代码

osg::ref_ptr<osgManipulator::TabBoxTrackballDragger> dragger = new osgManipulator::TabBoxTrackballDragger;
dragger->setupDefaultGeometry();
dragger->setActivationKeyEvent(osgGA::GUIEventAdapter::KEY_Space);

参考文献

• OpenSceneGraph技术指南：第18章 P394.