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/*
** ClanLib SDK
** Copyright (c) 1997-2005 The ClanLib Team
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
** Note: Some of the libraries ClanLib may link to may have additional
** requirements or restrictions.
**
** File Author(s):
**
** Magnus Norddahl
** (if your name is missing here, please add it)
*/
#ifndef header_netvariables_generic
#define header_netvariables_generic
#if _MSC_VER > 1000
#pragma once
#endif
#include <list>
#include <cstring>
#include "API/Core/IOData/inputsource.h"
#include "API/Core/IOData/outputsource.h"
class CL_NetVariable
{
public:
virtual ~CL_NetVariable() { return; }
virtual CL_NetVariable *clone()=0;
virtual void save(CL_OutputSource *output)=0;
virtual void load(CL_InputSource *input)=0;
virtual bool is_different()=0;
};
class CL_NetVariables_Generic
{
public:
std::list<CL_NetVariable *> vars;
};
template<class T>
class CL_NetVariableT : public CL_NetVariable
{
public:
CL_NetVariableT(T *var, int array, bool do_endian_swap = true)
: var(var), array(array), do_endian_swap(do_endian_swap)
{
old = new T[array];
memcpy(old, var, sizeof(T)*array);
}
virtual ~CL_NetVariableT()
{
delete[] old;
}
virtual CL_NetVariable *clone()
{
return new CL_NetVariableT<T>(var, array, do_endian_swap);
}
virtual void save(CL_OutputSource *output)
{
// todo: if (do_endian_swap)
output->write(var, sizeof(T)*array);
memcpy(old, var, sizeof(T)*array);
}
virtual void load(CL_InputSource *input)
{
input->read(var, sizeof(T)*array);
// todo: if (do_endian_swap)
}
virtual bool is_different()
{
for (int i=0; i<array; i++) if (var[i] != old[i]) return true;
return false;
}
private:
T *var, *old;
int array;
bool do_endian_swap;
};
#endif
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