mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
synced 2026-08-18 19:30:25 +00:00
Thomas Krijnen
114 lines
4.6 KiB
C++
114 lines
4.6 KiB
C++
/********************************************************************************
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* *
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* This file is part of IfcOpenShell. *
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* *
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* IfcOpenShell is free software: you can redistribute it and/or modify *
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* it under the terms of the Lesser GNU General Public License as published by *
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* the Free Software Foundation, either version 3.0 of the License, or *
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* (at your option) any later version. *
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* *
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* IfcOpenShell 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 *
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* Lesser GNU General Public License for more details. *
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* *
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* You should have received a copy of the Lesser GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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* *
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********************************************************************************/
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#ifndef ABSTRACT_MAPPING_H
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#define ABSTRACT_MAPPING_H
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#include "../ifcparse/express.h"
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#include "../ifcgeom/taxonomy.h"
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#include "../ifcgeom/ConversionSettings.h"
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#include "../plugin/plugin.h"
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#include <boost/function.hpp>
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#include <map>
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#include <string>
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#include <tuple>
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namespace ifcopenshell {
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namespace geometry {
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struct IFC_GEOM_API geometry_conversion_task {
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int index;
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express::Base representation;
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std::vector<express::Base> products;
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};
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/// The filter function (free or member function) or function object (use boost::ref() to reference to it)
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/// should return true if the geometry for the product is wanted to be included in the output.
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/// http://www.boost.org/doc/libs/1_62_0/doc/html/function/tutorial.html
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typedef boost::function<bool(const express::Base&)> filter_t;
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class IFC_GEOM_API abstract_mapping {
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protected:
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Settings settings_;
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bool use_caching_ = true;
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public:
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abstract_mapping(Settings& s) : settings_(s) {}
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virtual ~abstract_mapping() {}
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virtual ifcopenshell::geometry::taxonomy::ptr map(const express::Base&) = 0;
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virtual void get_representations(std::vector<geometry_conversion_task>& tasks, std::vector<filter_t>& filters) = 0;
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virtual express::Base get_decomposing_entity(const express::Base& product, bool include_openings = true) = 0;
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virtual std::map<std::string, express::Base> get_layers(const express::Base&) = 0;
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virtual std::vector<express::Base> find_openings(const express::Base&) = 0;
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virtual void initialize_settings() = 0;
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virtual bool get_layerset_information(const express::Base&, layerset_information&, int&) = 0;
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virtual bool get_wall_neighbours(const express::Base&, std::vector<endpoint_connection>&) = 0;
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virtual const express::Base get_product_type(const express::Base&) = 0;
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virtual const express::Base get_single_material_association(const express::Base&) = 0;
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virtual double get_length_unit() const = 0;
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virtual const std::string& get_length_unit_name() const = 0;
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virtual express::Base representation_of(const express::Base& product) = 0;
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const Settings& settings() const { return settings_; }
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Settings& settings() { return settings_; }
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bool use_caching() const { return use_caching_; }
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bool& use_caching() { return use_caching_; }
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};
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namespace impl {
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typedef boost::function2<abstract_mapping*, ifcopenshell::file*, Settings&> mapping_fn;
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class IFC_GEOM_API mapping_registry {
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public:
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void bind(const std::string& schema_name, mapping_fn fn, const ifcopenshell::plugin::module& module = ifcopenshell::plugin::module());
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abstract_mapping* construct(ifcopenshell::file* file, Settings& settings);
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private:
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struct entry {
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mapping_fn fn_;
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ifcopenshell::plugin::module module_;
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};
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std::map<std::string, entry> entries_;
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};
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IFC_GEOM_API mapping_registry& mapping_registry_instance();
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class IFC_GEOM_API MappingFactoryImplementation {
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public:
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MappingFactoryImplementation();
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void bind(const std::string& schema_name, mapping_fn);
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abstract_mapping* construct(ifcopenshell::file*, Settings&);
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};
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IFC_GEOM_API MappingFactoryImplementation& mapping_implementations();
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}
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}
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}
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#endif
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