58 lines
1.3 KiB
Plaintext
58 lines
1.3 KiB
Plaintext
#ifndef OSG_SWITCH
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#define OSG_SWITCH 1
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#include <osg/Group>
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namespace osg {
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/** Switch is a Group node which allows switching between children.
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Typical uses would be for objects which might need to be rendered
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differently at different times, for instance a switch could be used
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to represent the different states of a traffic light.
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*/
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class SG_EXPORT Switch : public Group
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{
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public :
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/**
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* Special mode values for the Switch. Use these if you want to
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* turn on/off all child nodes.
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*/
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enum SwitchType {
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/** Turn on all children. */
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ALL_CHILDREN_ON=-1,
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/** Turn off all children. */
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ALL_CHILDREN_OFF=-2
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};
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Switch();
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META_Node(Switch);
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virtual void traverse(NodeVisitor& nv);
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/**
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* Selects the active child Node or enables a special
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* SwitchType mode.
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* @param value the number of the active child
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* (first child == number 0) or SwitchType. Invalid values
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* will be ignored.
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*/
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inline void setValue(const int value) { _value = value; }
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/**
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* Returns the number of the active child Node or the SwitchType.
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*/
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inline const int getValue() const { return _value; }
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protected :
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virtual ~Switch() {}
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/** The current Switch value. */
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int _value;
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};
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};
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#endif
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