121 lines
4.0 KiB
C++
121 lines
4.0 KiB
C++
#ifndef OSMIUM_HANDLER_HPP
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#define OSMIUM_HANDLER_HPP
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/*
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This file is part of Osmium (https://osmcode.org/libosmium).
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Copyright 2013-2020 Jochen Topf <jochen@topf.org> and others (see README).
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Boost Software License - Version 1.0 - August 17th, 2003
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Permission is hereby granted, free of charge, to any person or organization
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obtaining a copy of the software and accompanying documentation covered by
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this license (the "Software") to use, reproduce, display, distribute,
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execute, and transmit the Software, and to prepare derivative works of the
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Software, and to permit third-parties to whom the Software is furnished to
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do so, all subject to the following:
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The copyright notices in the Software and this entire statement, including
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the above license grant, this restriction and the following disclaimer,
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must be included in all copies of the Software, in whole or in part, and
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all derivative works of the Software, unless such copies or derivative
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works are solely in the form of machine-executable object code generated by
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a source language processor.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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*/
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namespace osmium {
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class Area;
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class Changeset;
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class ChangesetDiscussion;
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class InnerRing;
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class Node;
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class OSMObject;
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class OuterRing;
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class Relation;
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class RelationMemberList;
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class TagList;
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class Way;
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class WayNodeList;
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/**
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* @brief Osmium handlers provide callbacks for OSM objects
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*/
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namespace handler {
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/**
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* Handler base class. Never used directly. Derive your own class from
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* this class and "overwrite" the functions. Your functions must be
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* named the same, but don't have to be const or noexcept or take
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* their argument as const.
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*
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* Usually you will overwrite the node(), way(), and relation()
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* functions. If your program supports multipolygons, also the area()
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* function. You can also use the osm_object() function which is
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* called for all OSM objects (nodes, ways, relations, and areas)
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* right before each of their specific callbacks is called.
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*
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* If you are working with changesets, implement the changeset()
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* function.
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*/
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class Handler {
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public:
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void osm_object(const osmium::OSMObject& /*osm_object*/) const noexcept {
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}
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void node(const osmium::Node& /*node*/) const noexcept {
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}
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void way(const osmium::Way& /*way*/) const noexcept {
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}
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void relation(const osmium::Relation& /*relation*/) const noexcept {
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}
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void area(const osmium::Area& /*area*/) const noexcept {
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}
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void changeset(const osmium::Changeset& /*changeset*/) const noexcept {
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}
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void tag_list(const osmium::TagList& /*tag_list*/) const noexcept {
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}
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void way_node_list(const osmium::WayNodeList& /*way_node_list*/) const noexcept {
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}
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void relation_member_list(const osmium::RelationMemberList& /*relation_member_list*/) const noexcept {
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}
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void outer_ring(const osmium::OuterRing& /*outer_ring*/) const noexcept {
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}
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void inner_ring(const osmium::InnerRing& /*inner_ring*/) const noexcept {
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}
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void changeset_discussion(const osmium::ChangesetDiscussion& /*changeset_discussion*/) const noexcept {
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}
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void flush() const noexcept {
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}
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}; // class Handler
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} // namespace handler
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} // namespace osmium
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#endif // OSMIUM_HANDLER_HPP
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