mirror of https://github.com/KLayout/klayout.git
325 lines
9.6 KiB
C++
325 lines
9.6 KiB
C++
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/*
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KLayout Layout Viewer
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Copyright (C) 2006-2024 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_dbOASISWriter
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#define HDR_dbOASISWriter
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#include "dbPluginCommon.h"
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#include "dbWriter.h"
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#include "dbOASIS.h"
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#include "dbOASISFormat.h"
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#include "dbSaveLayoutOptions.h"
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#include "dbObjectWithProperties.h"
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#include "dbHash.h"
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#include "tlProgress.h"
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#include "tlStream.h"
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#include <string>
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namespace tl
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{
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class OutputStream;
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}
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namespace db
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{
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class Layout;
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class SaveLayoutOptions;
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class OASISWriter;
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/**
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* @brief A displacement list compactor
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*
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* This object will collect objects of the given kind and create
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* OASIS repetitions then. For this, it creates a hash map collecting all
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* equivalent objects on "add" and their displacements. When "emit" is called,
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* these displacements are converted to OASIS repetitions and
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* emitted to the writer.
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*/
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const unsigned int max_oasis_compression_level = 10;
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template <class Obj>
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class Compressor
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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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* @param level The compression level
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*
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* Allowed levels are:
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* 0 - simple
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* 1 - form simple arrays
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* 2++ - search for 2nd, 3rd ... order neighbors
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*/
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Compressor (unsigned int level)
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: m_level (level)
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{
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// .. nothing yet ..
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}
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void add (const Obj &obj, const db::Vector &disp)
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{
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m_normalized [obj].push_back (disp);
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}
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void flush (db::OASISWriter *writer);
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private:
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typedef std::vector<db::Vector> disp_vector;
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std::unordered_map <Obj, disp_vector> m_normalized;
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unsigned int m_level;
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};
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/**
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* @brief A OASIS writer abstraction
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*/
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class DB_PLUGIN_PUBLIC OASISWriter
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: public db::WriterBase
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{
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public:
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/**
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* @brief Instantiate the writer
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*/
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OASISWriter ();
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/**
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* @brief Write the layout object
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*/
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void write (db::Layout &layout, tl::OutputStream &stream, const db::SaveLayoutOptions &options);
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void write (const db::CellInstArray &inst_array, const db::Repetition &rep)
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{
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write (inst_array, 0, rep);
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}
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void write (const db::CellInstArrayWithProperties &inst_array, const db::Repetition &rep)
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{
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write (inst_array, inst_array.properties_id (), rep);
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}
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void write (const db::CellInstArray &inst_array, db::properties_id_type prop_id, const db::Repetition &rep);
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void write (const db::Text &text, const db::Repetition &rep)
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{
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write (text, 0, rep);
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}
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void write (const db::TextWithProperties &text, const db::Repetition &rep)
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{
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write (text, text.properties_id (), rep);
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}
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void write (const db::Text &text, db::properties_id_type prop_id, const db::Repetition &rep);
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void write (const db::Box &box, const db::Repetition &rep)
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{
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write (box, 0, rep);
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}
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void write (const db::BoxWithProperties &box, const db::Repetition &rep)
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{
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write (box, box.properties_id (), rep);
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}
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void write (const db::Box &box, db::properties_id_type prop_id, const db::Repetition &rep);
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void write (const db::Edge &edge, const db::Repetition &rep)
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{
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write (edge, 0, rep);
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}
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void write (const db::EdgeWithProperties &edge, const db::Repetition &rep)
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{
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write (edge, edge.properties_id (), rep);
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}
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void write (const db::Edge &edge, db::properties_id_type prop_id, const db::Repetition &rep);
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void write (const db::Path &path, const db::Repetition &rep)
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{
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write (path, 0, rep);
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}
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void write (const db::PathWithProperties &path, const db::Repetition &rep)
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{
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write (path, path.properties_id (), rep);
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}
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void write (const db::Path &path, db::properties_id_type prop_id, const db::Repetition &rep);
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void write (const db::SimplePolygon &simple_polygon, const db::Repetition &rep)
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{
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write (simple_polygon, 0, rep);
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}
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void write (const db::SimplePolygonWithProperties &simple_polygon, const db::Repetition &rep)
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{
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write (simple_polygon, simple_polygon.properties_id (), rep);
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}
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void write (const db::SimplePolygon &simple_polygon, db::properties_id_type prop_id, const db::Repetition &rep);
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void write (const db::Polygon &polygon, const db::Repetition &rep)
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{
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write (polygon, 0, rep);
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}
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void write (const db::PolygonWithProperties &polygon, const db::Repetition &rep)
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{
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write (polygon, polygon.properties_id (), rep);
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}
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void write (const db::Polygon &polygon, db::properties_id_type prop_id, const db::Repetition &rep);
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private:
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tl::OutputStream *mp_stream;
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double m_sf;
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const db::Layout *mp_layout;
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const db::Cell *mp_cell;
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int m_layer;
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int m_datatype;
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bool m_write_context_info;
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std::vector<db::Vector> m_pointlist;
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tl::OutputMemoryStream m_cblock_buffer;
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tl::OutputMemoryStream m_cblock_compressed;
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bool m_in_cblock;
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unsigned long m_propname_id;
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unsigned long m_propstring_id;
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unsigned long m_textstring_id;
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bool m_proptables_written;
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std::map <std::string, unsigned long> m_textstrings;
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std::map <std::string, unsigned long> m_propnames;
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std::map <std::string, unsigned long> m_propstrings;
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typedef std::vector<tl::Variant> property_value_list;
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modal_variable<Repetition> mm_repetition;
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modal_variable<db::cell_index_type> mm_placement_cell;
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modal_variable<db::Coord> mm_placement_x;
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modal_variable<db::Coord> mm_placement_y;
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modal_variable<unsigned int> mm_layer;
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modal_variable<unsigned int> mm_datatype;
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modal_variable<unsigned int> mm_textlayer;
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modal_variable<unsigned int> mm_texttype;
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modal_variable<db::Coord> mm_text_x;
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modal_variable<db::Coord> mm_text_y;
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modal_variable<std::string> mm_text_string;
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modal_variable<db::Coord> mm_geometry_x;
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modal_variable<db::Coord> mm_geometry_y;
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modal_variable<db::Coord> mm_geometry_w;
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modal_variable<db::Coord> mm_geometry_h;
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modal_variable< std::vector<db::Vector> > mm_polygon_point_list;
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modal_variable<db::Coord> mm_path_halfwidth;
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modal_variable<db::Coord> mm_path_start_extension;
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modal_variable<db::Coord> mm_path_end_extension;
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modal_variable< std::vector<db::Vector> > mm_path_point_list;
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modal_variable<unsigned int> mm_ctrapezoid_type;
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modal_variable<db::Coord> mm_circle_radius;
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modal_variable<std::string> mm_last_property_name;
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modal_variable<bool> mm_last_property_is_sprop;
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modal_variable<property_value_list> mm_last_value_list;
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OASISWriterOptions m_options;
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tl::AbsoluteProgress m_progress;
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void write_record_id (char b);
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void write_byte (char b);
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void write_bytes (const char *b, size_t n);
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void write_astring (const char *s);
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void write_bstring (const char *s);
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void write_nstring (const char *s);
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std::string make_nstring (const char *s);
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std::string make_astring (const char *s);
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void write_gdelta (const db::Vector &p)
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{
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write_gdelta (p, m_sf);
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}
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void write_gdelta (const db::Vector &p, double sf);
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void write_coord (db::Coord c);
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void write_coord (db::Coord c, double sf);
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void write_ucoord (db::Coord c);
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void write_ucoord (db::Coord c, double sf);
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void write (double d);
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void write (float d);
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void write (long n);
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void write (unsigned long n);
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void write (long long n);
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void write (unsigned long long n);
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void write (int n)
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{
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write (long (n));
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}
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void write (unsigned int n)
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{
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write ((unsigned long) (n));
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}
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void write (const Repetition &rep);
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void begin_cblock ();
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void end_cblock ();
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void begin_table (size_t &pos);
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void end_table (size_t pos);
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void reset_modal_variables ();
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void emit_propname_def (db::properties_id_type prop_id);
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void emit_propstring_def (db::properties_id_type prop_id);
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void write_insts (const std::set <db::cell_index_type> &cell_set);
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void write_shapes (const db::LayerProperties &lprops, const db::Shapes &shapes);
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void write_props (db::properties_id_type prop_id);
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void write_property_def (const char *name_str, const std::vector<tl::Variant> &pvl, bool sflag);
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void write_property_def (const char *name_str, const tl::Variant &pv, bool sflag);
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void write_pointlist (const std::vector<db::Vector> &pointlist, bool for_polygons);
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void write_inst_with_rep (const db::CellInstArray &inst, db::properties_id_type prop_id, const db::Vector &disp, const db::Repetition &rep);
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void write_propname_table (size_t &propnames_table_pos, const std::vector<db::cell_index_type> &cells, const Layout &layout, const std::vector<std::pair<unsigned int, LayerProperties> > &layers);
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void write_propstring_table (size_t &propstrings_table_pos, const std::vector<db::cell_index_type> &cells, const Layout &layout, const std::vector<std::pair<unsigned int, LayerProperties> > &layers);
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void write_cellname_table (size_t &cellnames_table_pos, const std::vector<db::cell_index_type> &cells_by_index, const std::map<cell_index_type, size_t> *cell_positions, const Layout &layout);
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void write_textstring_table (size_t &textstrings_table_pos, const std::vector<db::cell_index_type> &cells, const Layout &layout, const std::vector<std::pair<unsigned int, LayerProperties> > &layers);
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void write_layername_table (size_t &layernames_table_pos, const std::vector<std::pair<unsigned int, LayerProperties> > &layers);
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};
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} // namespace db
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#endif
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