e7c3d04309
format all files Revert "format all files" This reverts commit 95d5812e49e7f916b68e786596f5a8eb5bcac414. Revert "format some files" This reverts commit ed3c8762d4d828b2b28e7b18809fc33f4f8ccaf5. format all files fix formatting in dir include fix formatting of debug macro
94 lines
3.2 KiB
C++
94 lines
3.2 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) 2021 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 MAPNIK_SQLITE_DATASOURCE_HPP
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#define MAPNIK_SQLITE_DATASOURCE_HPP
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// mapnik
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#include <mapnik/datasource.hpp>
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#include <mapnik/params.hpp>
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#include <mapnik/query.hpp>
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#include <mapnik/feature.hpp>
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#include <mapnik/geometry/box2d.hpp>
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#include <mapnik/coord.hpp>
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#include <mapnik/feature_layer_desc.hpp>
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#include <mapnik/wkb.hpp>
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#include <mapnik/value/types.hpp>
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// boost
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#include <boost/optional.hpp>
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#include <memory>
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// stl
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#include <vector>
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#include <string>
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// sqlite
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#include "sqlite_connection.hpp"
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class sqlite_datasource : public mapnik::datasource
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{
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public:
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sqlite_datasource(mapnik::parameters const& params);
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virtual ~sqlite_datasource();
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datasource::datasource_t type() const;
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static const char* name();
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mapnik::featureset_ptr features(mapnik::query const& q) const;
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mapnik::featureset_ptr features_at_point(mapnik::coord2d const& pt, double tol = 0) const;
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mapnik::box2d<double> envelope() const;
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boost::optional<mapnik::datasource_geometry_t> get_geometry_type() const;
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mapnik::layer_descriptor get_descriptor() const;
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private:
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// Fill init_statements with any statements
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// needed to attach auxillary databases
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void parse_attachdb(std::string const& attachdb) const;
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std::string populate_tokens(std::string const& sql, double pixel_width, double pixel_height) const;
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mapnik::box2d<double> extent_;
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bool extent_initialized_;
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mapnik::datasource::datasource_t type_;
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std::string dataset_name_;
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std::shared_ptr<sqlite_connection> dataset_;
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std::string table_;
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std::string fields_;
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std::string metadata_;
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std::string geometry_table_;
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std::string geometry_field_;
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std::string index_table_;
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std::string key_field_;
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int row_offset_;
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mapnik::value_integer row_limit_;
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// TODO - also add to postgis.input
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const std::string intersects_token_;
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const std::string pixel_width_token_;
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const std::string pixel_height_token_;
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mapnik::layer_descriptor desc_;
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mapnik::wkbFormat format_;
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bool twkb_encoding_;
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bool use_spatial_index_;
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bool has_spatial_index_;
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bool using_subquery_;
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mutable std::vector<std::string> init_statements_;
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};
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#endif // MAPNIK_SQLITE_DATASOURCE_HPP
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