reader.hpp

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/******************************************************************************
* $Id$
*
* Project:  libLAS - http://liblas.org - A BSD library for LAS format data.
* Purpose:  LAS reader class 
* Author:   Mateusz Loskot, mateusz@loskot.net
*
******************************************************************************
* Copyright (c) 2008, Mateusz Loskot
* Copyright (c) 2008, Phil Vachon
*
* All rights reserved.
* 
* Redistribution and use in source and binary forms, with or without 
* modification, are permitted provided that the following 
* conditions are met:
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*     * Redistributions of source code must retain the above copyright 
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*       notice, this list of conditions and the following disclaimer in 
*       the documentation and/or other materials provided 
*       with the distribution.
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*       of Natural Resources nor the names of its contributors may be 
*       used to endorse or promote products derived from this software 
*       without specific prior written permission.
* 
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#ifndef LIBLAS_LASREADER_HPP_INCLUDED
#define LIBLAS_LASREADER_HPP_INCLUDED

#include <liblas/header.hpp>
#include <liblas/point.hpp>
#include <liblas/variablerecord.hpp>
#include <liblas/spatialreference.hpp>
#include <liblas/transform.hpp>
#include <liblas/filter.hpp>
#include <liblas/export.hpp>
// boost
#include <boost/cstdint.hpp>
// std
#include <cstddef>
#include <iosfwd>
#include <memory>
#include <string>
#include <vector>

namespace liblas {


class LAS_DLL Reader
{
public:

    Reader(std::istream& ifs);
    Reader(ReaderIPtr reader);

    Reader(Reader const& other);
    Reader& operator=(Reader const& rhs);    
    
    
    ~Reader();
    
    Header const& GetHeader() const;
    
    void SetHeader(Header const& );

    Point const& GetPoint() const;

    bool ReadNextPoint();

    bool ReadPointAt(std::size_t n);

    void Reset();

    bool Seek(std::size_t n);

    Point const& operator[](std::size_t n);
    
    void SetFilters(std::vector<liblas::FilterPtr> const& filters);
    
    std::vector<liblas::FilterPtr> GetFilters() const;

    void SetTransforms(std::vector<liblas::TransformPtr> const& transforms);

    std::vector<liblas::TransformPtr> GetTransforms() const;

private:


    void Init(); // throws on error

    ReaderIPtr m_pimpl;


};

} // namespace liblas

#endif // ndef LIBLAS_LASREADER_HPP_INCLUDED