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54 lines
1.4 KiB
54 lines
1.4 KiB
14 years ago
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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2009 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 OSGUTIL_PRINTVISITOR
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#define OSGUTIL_PRINTVISITOR 1
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#include <osg/NodeVisitor>
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#include <osgUtil/Export>
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#include <ostream>
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namespace osgUtil {
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class OSGUTIL_EXPORT PrintVisitor : public osg::NodeVisitor
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{
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public:
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PrintVisitor(std::ostream& out, int indent=0, int step=2);
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void apply(osg::Node& node);
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std::ostream& output()
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{
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for(unsigned int i=0;i<_indent; ++i) _out<<" ";
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return _out;
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}
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void enter() { _indent += _step; }
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void leave() { _indent -= _step; }
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protected:
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PrintVisitor& operator = (const PrintVisitor&) { return *this; }
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std::ostream& _out;
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unsigned int _indent;
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unsigned int _step;
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};
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}
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#endif
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