1 /****************************************************************************** 2 * $Id$ 3 * 4 * Project: libLAS - http://liblas.org - A BSD library for LAS format data. 5 * Purpose: LAS writer implementation for C++ libLAS 6 * Author: Mateusz Loskot, mateusz@loskot.net 7 * 8 ****************************************************************************** 9 * Copyright (c) 2008, Mateusz Loskot 10 * 11 * All rights reserved. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following 15 * conditions are met: 16 * 17 * * Redistributions of source code must retain the above copyright 18 * notice, this list of conditions and the following disclaimer. 19 * * Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in 21 * the documentation and/or other materials provided 22 * with the distribution. 23 * * Neither the name of the Martin Isenburg or Iowa Department 24 * of Natural Resources nor the names of its contributors may be 25 * used to endorse or promote products derived from this software 26 * without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 30 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 31 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 32 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 33 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 34 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 35 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 36 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 37 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 38 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 39 * OF SUCH DAMAGE. 40 ****************************************************************************/ 41 42 #ifndef LIBLAS_DETAIL_WRITER_HPP_INCLUDED 43 #define LIBLAS_DETAIL_WRITER_HPP_INCLUDED 44 45 #include <liblas12/lasspatialreference.hpp> 46 #include <liblas12/detail/fwd.hpp> 47 #include <liblas12/detail/utility.hpp> 48 49 #ifndef HAVE_GDAL 50 typedef struct OGRCoordinateTransformationHS *OGRCoordinateTransformationH; 51 typedef struct OGRSpatialReferenceHS *OGRSpatialReferenceH; 52 #endif 53 54 // std 55 #include <iosfwd> 56 57 namespace liblas { namespace detail { 58 59 class Writer 60 { 61 public: 62 63 Writer(std::ostream& ofs); 64 virtual ~Writer(); 65 virtual std::size_t GetVersion() const = 0; 66 virtual void WriteHeader(LASHeader& header) = 0; 67 virtual void UpdateHeader(LASHeader const& header) = 0; 68 virtual void WritePointRecord(LASPoint const& point, const LASHeader& header) = 0; 69 std::ostream& GetStream() const; 70 uint32_t WriteVLR(LASHeader const& header); 71 72 void SetSRS(const LASSpatialReference& srs); 73 74 protected: 75 PointRecord m_record; 76 std::ostream& m_ofs; 77 78 void FillPointRecord(PointRecord& record, const LASPoint& point, const LASHeader& header); 79 80 void Project(LASPoint& point); 81 LASSpatialReference m_out_srs; 82 LASSpatialReference m_in_srs; 83 84 OGRCoordinateTransformationH m_transform; 85 OGRSpatialReferenceH m_in_ref; 86 OGRSpatialReferenceH m_out_ref; 87 88 private: 89 90 // Blocked copying operations, declared but not defined. 91 Writer(Writer const& other); 92 Writer& operator=(Writer const& rhs); 93 94 }; 95 96 class WriterFactory 97 { 98 public: 99 100 static Writer* Create(std::ostream& ofs, LASHeader const& header); 101 static void Destroy(Writer* p); 102 }; 103 104 }} // namespace liblas::detail 105 106 #endif // LIBLAS_DETAIL_WRITER_HPP_INCLUDED 107