mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
synced 2026-08-10 09:48:32 +00:00
Thomas Krijnen
91 lines
3.5 KiB
C++
91 lines
3.5 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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/********************************************************************************
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* *
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* This file provides functions for loading an IFC file into memory and access *
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* its entities either by ID, by an IfcSchema::Type or by reference *
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* *
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********************************************************************************/
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#ifndef IFCPARSE_H
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#define IFCPARSE_H
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#include "argument.h"
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#include "ifc_parse_api.h"
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#include "express.h"
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#include "character_decoder.h"
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#include "file_reader.h"
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#include "macros.h"
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#include "storage.h"
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#include <boost/dynamic_bitset.hpp>
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#include <boost/shared_ptr.hpp>
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#include <cstring>
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#include <iostream>
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#include <string>
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#include <vector>
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extern IFC_PARSE_API const char *IFCOPENSHELL_VERSION;
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namespace ifcopenshell {
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/// A stream of tokens to be read from a file_reader.
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template <typename Reader>
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class IFC_PARSE_API spf_lexer {
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private:
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character_decoder<Reader>* decoder_;
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size_t skip_whitespace() const;
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size_t skip_comment() const;
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mutable std::vector<std::unique_ptr<std::array<std::string, 16>>> stringpool_;
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mutable size_t pool_index = 0;
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public:
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spf_lexer(const spf_lexer&) = delete;
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spf_lexer& operator=(const spf_lexer&) = delete;
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std::string& get_temp_string() const;
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void reset_pool() const {
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pool_index = 0;
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}
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void pop_pool_entry() {
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if (pool_index > 0) {
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--pool_index;
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}
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}
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Reader* stream;
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// file* file;
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spf_lexer(Reader* stream);
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token next();
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~spf_lexer();
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// void TokenString(size_t offset, std::string& result);
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};
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IFC_PARSE_API std::vector<express::Base> traverse(const express::Base& instance, int max_depth = -1);
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IFC_PARSE_API std::vector<express::Base> traverse_breadth_first(const express::Base& instance, int max_depth = -1);
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} // namespace ifcopenshell
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IFC_PARSE_API std::ostream& operator<<(std::ostream& stream, const ifcopenshell::file& file);
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#endif
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