69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2014 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 OSG_IDENTIFER_H
|
|
#define OSG_IDENTIFER_H
|
|
|
|
#include <osg/Referenced>
|
|
#include <osg/Observer>
|
|
|
|
#include <string>
|
|
#include <cctype>
|
|
|
|
#define OSG_HAS_IDENTIFIER
|
|
|
|
namespace osg
|
|
{
|
|
|
|
/** helper function for doing a case insenstive compare of two strings.*/
|
|
inline bool iequals(const std::string& lhs, const std::string& rhs)
|
|
{
|
|
if (lhs.size()!=rhs.size()) return false;
|
|
|
|
for(std::string::size_type i=0; i<lhs.size(); ++i)
|
|
{
|
|
if (std::tolower(lhs[i])!=std::tolower(rhs[i])) return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
/** Unique Indentifier class to help with efficiently comparing
|
|
* road classification or region via pointers.*/
|
|
class OSG_EXPORT Identifier : public osg::Referenced, public osg::Observer
|
|
{
|
|
public:
|
|
static Identifier* get(const std::string& name, int number=0, osg::Referenced* first=0, osg::Referenced* second=0);
|
|
static Identifier* get(int number, osg::Referenced* first=0, osg::Referenced* second=0);
|
|
static Identifier* get(osg::Referenced* first, osg::Referenced* second=0);
|
|
|
|
const std::string& name() const { return _name; }
|
|
const int& number() const { return _number; }
|
|
|
|
protected:
|
|
Identifier(const std::string& name, int number, osg::Referenced* f, osg::Referenced* s);
|
|
virtual ~Identifier();
|
|
|
|
virtual void objectDeleted(void* ptr);
|
|
|
|
std::string _name;
|
|
int _number;
|
|
osg::Referenced* _first;
|
|
osg::Referenced* _second;
|
|
};
|
|
|
|
}
|
|
|
|
#endif
|