root/OpenSceneGraph/trunk/include/osgAnimation/LinkVisitor @ 13041

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1/*  -*-c++-*-
2 *  Copyright (C) 2008 Cedric Pinson <cedric.pinson@plopbyte.net>
3 *
4 * This library is open source and may be redistributed and/or modified under
5 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
6 * (at your option) any later version.  The full license is in LICENSE file
7 * included with this distribution, and on the openscenegraph.org website.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 * OpenSceneGraph Public License for more details.
13*/
14
15#ifndef OSGANIMATION_NODE_VISITOR_H
16#define OSGANIMATION_NODE_VISITOR_H
17
18#include <osg/NodeVisitor>
19#include <osg/StateSet>
20#include <osgAnimation/Animation>
21
22namespace osgAnimation
23{
24    class AnimationUpdateCallbackBase;
25
26    /** This class is instancied by the AnimationManagerBase, it will link animation target to updatecallback that have the same name
27     */
28    class OSGANIMATION_EXPORT LinkVisitor : public osg::NodeVisitor
29    {
30    public:
31        LinkVisitor();
32
33        META_NodeVisitor("osgAnimation","LinkVisitor");
34
35        void apply(osg::Node& node);
36        void apply(osg::Geode& node);
37
38        AnimationList& getAnimationList();
39        void reset();
40        unsigned int getNbLinkedTarget() const { return _nbLinkedTarget; }
41
42    protected:
43
44        void handle_stateset(osg::StateSet* stateset);
45        void link(osgAnimation::AnimationUpdateCallbackBase* cb);
46
47        // animation list to link
48        AnimationList _animations;
49
50        // number of success link done
51        unsigned int _nbLinkedTarget;
52    };
53
54}
55
56#endif
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