mirror of https://github.com/KLayout/klayout.git
133 lines
3.9 KiB
C++
133 lines
3.9 KiB
C++
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/*
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KLayout Layout Viewer
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Copyright (C) 2006-2026 Matthias Koefferlein
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program 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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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; 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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#ifndef HDR_dbGDS2ReaderBase
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#define HDR_dbGDS2ReaderBase
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#include "dbPluginCommon.h"
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#include "dbLayout.h"
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#include "dbReader.h"
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#include "dbStreamLayers.h"
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#include "dbCommonReader.h"
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#include "tlException.h"
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#include "tlInternational.h"
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#include "tlProgress.h"
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#include "tlString.h"
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#include "tlStream.h"
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namespace db
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{
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struct GDS2XY
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{
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unsigned char x[4];
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unsigned char y[4];
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};
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/**
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* @brief The GDS2 format basic stream reader
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*/
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class DB_PLUGIN_PUBLIC GDS2ReaderBase
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: public CommonReader
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{
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public:
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/**
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* @brief Constructor
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*/
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GDS2ReaderBase ();
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/**
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* @brief Destructor
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*/
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~GDS2ReaderBase ();
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/**
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* @brief Accessor method to the library name
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*/
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const std::string &libname () const { return m_libname; }
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protected:
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/**
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* @brief Accessor method to the current cellname
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*/
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const std::string &cellname () const { return m_cellname; }
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virtual void do_read (db::Layout &layout);
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virtual void init (const LoadLayoutOptions &options);
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private:
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friend class GDS2ReaderLayerMapping;
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std::string m_cellname;
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std::string m_libname;
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double m_dbu, m_dbuu;
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bool m_read_texts;
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bool m_read_properties;
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bool m_allow_multi_xy_records;
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unsigned int m_box_mode;
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std::map <tl::string, std::vector<std::string> > m_context_info;
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std::vector <db::Point> m_all_points;
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std::map <long, tl::Variant> m_property_names_map;
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std::map <std::string, tl::Variant> m_property_values_map;
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void read_context_info_cell ();
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void read_boundary (db::Layout &layout, db::Cell &cell, bool from_box_record);
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void read_path (db::Layout &layout, db::Cell &cell);
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void read_text (db::Layout &layout, db::Cell &cell);
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void read_box (db::Layout &layout, db::Cell &cell);
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void read_ref (db::Layout &layout, db::Cell &cell, bool array, tl::vector<db::CellInstArray> &instances, tl::vector<db::CellInstArrayWithProperties> &insts_wp);
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tl::Variant map_property_name (long attr) const;
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tl::Variant map_property_value (const std::string &value) const;
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void build_properties_from_context (const std::vector<std::string> &context, db::PropertiesSet &properties) const;
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void digest_context (Layout &layout, const std::vector<std::string> &context);
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std::pair <bool, db::properties_id_type> finish_element_with_props ();
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void finish_element ();
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virtual void common_reader_error (const std::string &msg) { error (msg); }
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virtual void common_reader_warn (const std::string &msg, int warn_level = 1) { warn (msg, warn_level); }
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virtual void error (const std::string &txt) = 0;
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virtual void warn (const std::string &txt, int warn_level = 1) = 0;
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virtual std::string path () const = 0;
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virtual const char *get_string () = 0;
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virtual void get_string (std::string &s) const = 0;
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virtual int get_int () = 0;
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virtual short get_short () = 0;
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virtual unsigned short get_ushort () = 0;
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virtual double get_double () = 0;
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virtual short get_record () = 0;
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virtual void unget_record (short rec_id) = 0;
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virtual void get_time (unsigned int *mod_time, unsigned int *access_time) = 0;
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virtual GDS2XY *get_xy_data (unsigned int &xy_length) = 0;
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virtual void progress_checkpoint () = 0;
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};
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}
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#endif
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