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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 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.
*/
//osgIntrospection - Copyright (C) 2005 Marco Jez
#ifndef OSGINTROSPECTION_UTILITY_
#define OSGINTROSPECTION_UTILITY_
#include <osgIntrospection/Export>
#include <osgIntrospection/Value>
#include <osgIntrospection/ParameterInfo>
#include <osgIntrospection/MethodInfo>
#include <osgIntrospection/variant_cast>
#include <vector>
namespace osgIntrospection
{
bool OSGINTROSPECTION_EXPORT areParametersCompatible(const ParameterInfoList& pl1, const ParameterInfoList& pl2);
bool OSGINTROSPECTION_EXPORT areArgumentsCompatible(const ValueList& vl, const ParameterInfoList& pl, float &match);
template<typename T>
void convertArgument(ValueList& src, ValueList& dest, const ParameterInfoList& pl, int index)
{
if (index >= static_cast<int>(src.size()))
{
dest[index] = pl[index]->getDefaultValue();
}
else
{
Value& sv = src[index];
if (requires_conversion<T>(sv))
dest[index] = sv.convertTo(pl[index]->getParameterType());
else
dest[index].swap(sv);
}
}
/// Return a const reference on the reflected value given on the instance
///
/// NOTE: You should NEVER paste a pointer or a reference to the template parameter T
template<typename T> const T &getInstance(const Value &instance)
{
return instance.isTypedPointer() ?
*variant_cast<const T*>(instance) : variant_cast<const T&>(instance);
}
/// Return a reference on the reflected value given on the instance
///
/// NOTE: You should NEVER paste a pointer or a reference to the template parameter T
template<typename T> T &getInstance(Value &instance)
{
return instance.isTypedPointer() ?
*variant_cast<T*>(instance) : variant_cast<T&>(instance);
}
}
#endif
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