root/OpenSceneGraph/trunk/include/osgSim/MultiSwitch @ 13041

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1/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
2 *
3 * This library is open source and may be redistributed and/or modified under
4 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
5 * (at your option) any later version.  The full license is in LICENSE file
6 * included with this distribution, and on the openscenegraph.org website.
7 *
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11 * OpenSceneGraph Public License for more details.
12*/
13
14#ifndef OSG_MULTISWITCH
15#define OSG_MULTISWITCH 1
16
17#include <osg/Group>
18#include <osgSim/Export>
19
20namespace osgSim {
21
22/** MultiSwitch is a Group node which allows switching between sets of selected children.
23    MultiSwtich is based on the OpenFlight switch behaviour.
24*/
25class OSGSIM_EXPORT MultiSwitch : public osg::Group
26{
27    public :
28
29
30        MultiSwitch();
31
32        /** Copy constructor using CopyOp to manage deep vs shallow copy.*/
33        MultiSwitch(const MultiSwitch&,const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
34
35        META_Node(osgSim, MultiSwitch);
36
37        virtual void traverse(osg::NodeVisitor& nv);
38
39        void setNewChildDefaultValue(bool value) { _newChildDefaultValue = value; }
40
41        bool getNewChildDefaultValue() const { return _newChildDefaultValue; }
42
43        virtual bool addChild( osg::Node *child );
44
45        virtual bool insertChild( unsigned int index, osg::Node *child );
46
47        virtual bool removeChild( osg::Node *child );
48
49        void setValue(unsigned int switchSet, unsigned int pos,bool value);
50
51        bool getValue(unsigned int switchSet, unsigned int pos) const;
52
53        void setChildValue(const osg::Node* child,unsigned int switchSet, bool value);
54
55        bool getChildValue(const osg::Node* child,unsigned int switchSet) const;
56
57        /** Set all the children off (false), and set the new default child value to off (false).*/
58        bool setAllChildrenOff(unsigned int switchSet);
59
60        /** Set all the children on (true), and set the new default child value to on (true).*/
61        bool setAllChildrenOn(unsigned int switchSet);
62
63        /** Set a single child to be on, MultiSwitch off all other children.*/
64        bool setSingleChildOn(unsigned int switchSet, unsigned int pos);
65
66        /** Set which of the available switch set lists to use.*/
67        void setActiveSwitchSet(unsigned int switchSet) { _activeSwitchSet = switchSet; }
68
69        /** Get which of the available switch set lists to use.*/
70        unsigned int getActiveSwitchSet() const { return _activeSwitchSet; }
71
72        typedef std::vector<bool>        ValueList;
73        typedef std::vector<ValueList>   SwitchSetList;
74        typedef std::vector<std::string> SwitchSetNameList;
75
76        /** Set the compile set of different values.*/
77        void setSwitchSetList(const SwitchSetList& switchSetList);
78
79        /** Get the compile set of different values.*/
80        const SwitchSetList& getSwitchSetList() const { return _values; }
81
82        /** Set the a single set of different values for a particular switch set.*/
83        void setValueList(unsigned int switchSet, const ValueList& values);
84
85        /** Get the a single set of different values for a particular switch set.*/
86        const ValueList& getValueList(unsigned int switchSet) const { return _values[switchSet]; }
87
88        void setValueName(unsigned int switchSet, const std::string& name);
89
90        const std::string& getValueName(unsigned int switchSet) const { return _valueNames[switchSet]; }
91
92    protected :
93
94        virtual ~MultiSwitch() {}
95
96        void expandToEncompassSwitchSet(unsigned int switchSet);
97
98        // this is effectively a list of bit mask.
99        bool              _newChildDefaultValue;
100        unsigned int      _activeSwitchSet;
101        SwitchSetList     _values;
102        SwitchSetNameList _valueNames;
103};
104
105}
106
107#endif
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