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/*
$Id: inputsource_zipped.h,v 1.8 2001/10/10 11:50:27 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
------------------------------------------------------------------------
*/
//! clanCore="I/O Data"
//! header=core.h
#ifndef header_inputsource_zipped
#define header_inputsource_zipped
#include "inputsource.h"
class CL_InputSource_Zipped_Generic;
//: The Input Source Zipped Class
class CL_InputSource_Zipped : public CL_InputSource
{
//! Construction:
public:
//: Starts reading zipped input from the specified input source.
//: <p>If 'delete_input' is true, the input source will be deleted when
//: the zipped input source is deleted.</p>
CL_InputSource_Zipped(CL_InputSource *input, bool delete_input = false);
// Destructor.
virtual ~CL_InputSource_Zipped();
//! Attributes:
public:
//: Returns current position in input source.
//- Returns - Current position in input source.
virtual int tell() const;
//: Returns the size of the input source
//- Returns - Size of the input source.
virtual int size() const;
//! Operations:
public:
//: Reads larger amounts of data (no endian and 64 bit conversion).
//- data - Points to an array where the read data is stored.
//- size - Number of bytes to read.
//- Returns - Num bytes actually read.
virtual int read(void *data, int size);
//: Opens the input source. By default, it is open.
virtual void open();
//: Closes the input source.
virtual void close();
//: Make a copy of the current inputsource, standing at the same position.
//- Returns - The copy of the input source.
virtual CL_InputSource *clone() const;
//: Seeks to the specified position in the input source.
//- pos - Position relative to 'seek_type'.
//- seek_type - Defines what the 'pos' is relative to. Can be either seek_set, seek_cur og seek_end.
virtual void seek(int pos, SeekEnum seek_type);
//: Pushes the current input source position.
//: The position can be restored again with pop_position.
virtual void push_position();
//: Pops a previous pushed input source position (returns to the position).
virtual void pop_position();
//! Implementation:
private:
CL_InputSource_Zipped_Generic *impl;
};
#endif
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