79 lines
2.9 KiB
C++
79 lines
2.9 KiB
C++
/*****************************************************************************
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*
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* This file is part of Mapnik (c++ mapping toolkit)
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*
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* Copyright (C) 2011 Artem Pavlenko
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*****************************************************************************/
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#ifndef OCCI_FEATURESET_HPP
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#define OCCI_FEATURESET_HPP
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// mapnik
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#include <mapnik/datasource.hpp>
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#include <mapnik/geometry.hpp>
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#include <mapnik/unicode.hpp>
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// boost
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#include <boost/scoped_ptr.hpp>
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#include <boost/shared_ptr.hpp>
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// oci
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#include "occi_types.hpp"
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#include <vector>
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class occi_featureset : public mapnik::Featureset
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{
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public:
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occi_featureset(oracle::occi::StatelessConnectionPool* pool,
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oracle::occi::Connection* conn,
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mapnik::context_ptr const& ctx,
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std::string const& sqlstring,
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std::string const& encoding,
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bool use_connection_pool,
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bool use_wkb,
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unsigned prefetch_rows);
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virtual ~occi_featureset();
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mapnik::feature_ptr next();
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private:
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void convert_geometry (SDOGeometry* geom, mapnik::feature_ptr feature);
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void convert_ordinates (mapnik::feature_ptr feature,
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const mapnik::eGeomType& geom_type,
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const std::vector<oracle::occi::Number>& elem_info,
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const std::vector<oracle::occi::Number>& ordinates,
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const int dimensions,
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const bool is_single_geom,
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const bool is_point_geom);
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void fill_geometry_type (mapnik::geometry_type* geom,
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const int real_offset,
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const int next_offset,
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const std::vector<oracle::occi::Number>& ordinates,
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const int dimensions,
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const bool is_point_geom);
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occi_connection_ptr conn_;
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oracle::occi::ResultSet* rs_;
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boost::scoped_ptr<mapnik::transcoder> tr_;
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mapnik::value_integer feature_id_;
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mapnik::context_ptr ctx_;
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bool use_wkb_;
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std::vector<char> buffer_;
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};
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#endif // OCCI_FEATURESET_HPP
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