OpenSceneGraph/include/osgUtil/PrintVisitor
2012-03-21 17:36:20 +00:00

54 lines
1.3 KiB
C++

/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2009 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSGUTIL_PRINTVISITOR
#define OSGUTIL_PRINTVISITOR 1
#include <osg/NodeVisitor>
#include <osgUtil/Export>
#include <ostream>
namespace osgUtil {
class OSGUTIL_EXPORT PrintVisitor : public osg::NodeVisitor
{
public:
PrintVisitor(std::ostream& out, int indent=0, int step=2);
void apply(osg::Node& node);
std::ostream& output()
{
for(unsigned int i=0;i<_indent; ++i) _out<<" ";
return _out;
}
void enter() { _indent += _step; }
void leave() { _indent -= _step; }
protected:
PrintVisitor& operator = (const PrintVisitor&) { return *this; }
std::ostream& _out;
unsigned int _indent;
unsigned int _step;
};
}
#endif