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/*
$Id: netvariables.h,v 1.11 2001/10/10 11:40:52 sphair Exp $
------------------------------------------------------------------------
ClanLib, the platform independent game SDK.
This library is distributed under the GNU LIBRARY GENERAL PUBLIC LICENSE
version 2. See COPYING for details.
For a total list of contributers see CREDITS.
See http://www.clanlib.org
------------------------------------------------------------------------
*/
//! clanNetwork="NetObjects"
//! header=network.h
#ifndef header_netvariables
#define header_netvariables
class CL_NetVariables_Generic;
//: Easy serialization of a data structure.
//- <p>The netvariables class is used to read a set of variables from an object,
//- and write them structured, in network byte order, to an output source.</p>
//-
//- <p>The Netvariables interface can also read the data again, and produce 'diff'
//- packages where it only write variables that have changed since last write.</p>
class CL_NetVariables
{
//! Construction:
public:
//: Construct a netvariables object.
CL_NetVariables();
//: Net Variables Destructor
virtual ~CL_NetVariables();
//! Attributes:
//: Returns true if the variables have changed since last save.
bool is_different();
//! Operations:
//: Add booleans to the data structure.
void add_bool(bool *var, int array = 1);
//: Add integers to the data structure.
void add_int(int *var, int array = 1);
//: Add shorts to the data structure.
void add_short(short *var, int array = 1);
//: Add floats to the data structure.
void add_float(float *var, int array = 1);
//: Add doubles to the data structure.
void add_double(double *var, int array = 1);
//: Add structures to the data structure.
void add_vars(CL_NetVariables *variables, int array = 1);
//: Write all variables in the data structure to the output source.
void save_all(class CL_OutputSource *msg);
//: Read all variables in the data structure from the input source.
void load_all(class CL_InputSource *msg);
//: Write all variables that have changed since last save.
void save_diff(class CL_OutputSource *msg);
//: Read a diff produced with save_diff from the input source.
void load_diff(class CL_InputSource *msg);
//! Implementation:
public:
CL_NetVariables_Generic *impl;
};
#endif
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