/* ==========================================================================
* ÀÛ ¼º ÀÚ : À̼ø±Ô
* ÀÛ ¼º ÀÏ : 2007.06.20
* ³»    ¿ë : 
* ÁÖÀÇ»çÇ× : 
*===========================================================================*/
#pragma once

#include "zlib.h"

class cFileZipper
{
public:
	cFileZipper();
	~cFileZipper();

	/// ¿­±â
	bool Open( const cString& pathName );

	/// ´Ý±â
	void Close();

	/// µ¥ÀÌŸ ¾²±â
	/// ½ÇÁ¦·Î ¾´ µ¥ÀÌŸ Å©±â¸¦ ¸®ÅÏÇÑ´Ù.
	/// ½ÇÆÐÇϸé 0À» ¸®ÅÏÇÑ´Ù.
	unsigned int Write( const void* buffer, unsigned int bufferSize );

private:
	gzFile mZipFile;
};

inline
cFileZipper::cFileZipper()
: mZipFile( 0 )
{
}

inline
cFileZipper::~cFileZipper()
{
	Close();
}

inline
bool cFileZipper::Open( const cString& pathName )
{
	assert( mZipFile == 0 );

	mZipFile = gzopen( pathName.Cstr(), "wb" );
	return mZipFile != 0;
}

inline
void cFileZipper::Close()
{
	if( mZipFile )
	{
		gzclose( mZipFile );
		mZipFile = 0;
	}
}

inline
unsigned int cFileZipper::Write( const void* buffer, unsigned int bufferSize )
{
	assert( mZipFile );

	if( mZipFile )
		return gzwrite( mZipFile, buffer, bufferSize );
	else
		return 0;
}