mirror of https://github.com/KLayout/klayout.git
118 lines
3.0 KiB
C++
118 lines
3.0 KiB
C++
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/*
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KLayout Layout Viewer
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Copyright (C) 2006-2018 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_dbLEFImporter
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#define HDR_dbLEFImporter
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#include "dbPluginCommon.h"
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#include "dbLEFDEFImporter.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 "tlStream.h"
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#include <vector>
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#include <string>
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#include <map>
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namespace db
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{
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/**
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* @brief The LEF importer object
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*/
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class DB_PLUGIN_PUBLIC LEFImporter
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: public LEFDEFImporter
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{
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public:
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/**
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* @brief Default constructor
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*/
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LEFImporter ();
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/**
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* @brief Destructor
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*/
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~LEFImporter ();
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/**
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* @brief Get the cell for a macro name
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*
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* Returns 0 if the name is not a valid macro name. Otherwise it returns the pointer
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* to the corresponding db::Cell object.
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*/
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db::Cell *macro_by_name (const std::string ¯o_name) const;
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/**
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* @brief Get the cell bbox for the given macro name
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*/
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db::Box macro_bbox_by_name (const std::string ¯o_name) const;
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/**
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* @brief Get the width for a layer with the given name
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*
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* Returns the given default width if the layer is not found.
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* The nondefaultrule name gives the name of the nondefaultrule or an empty string if
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* none is requested.
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*/
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double layer_width (const std::string &layer, const std::string &nondefaultrule, double def_width = 0.0) const;
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/**
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* @brief Get the extension for a layer with the given name
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*
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* Returns the given default extension if the layer is not found.
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*/
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double layer_ext (const std::string &layer, double def_ext = 0.0) const;
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/**
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* @brief Gets a map of the vias defined in this LEF file
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*
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* The map maps the via name to the via description.
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*/
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const std::map<std::string, ViaDesc> &vias () const
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{
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return m_vias;
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}
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protected:
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void do_read (db::Layout &layout);
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private:
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std::map<std::string, std::map<std::string, double> > m_nondefault_widths;
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std::map<std::string, double> m_default_widths;
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std::map<std::string, double> m_default_ext;
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std::map<std::string, db::Cell *> m_macros_by_name;
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std::map<std::string, db::Box> m_macro_bboxes_by_name;
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std::map<std::string, ViaDesc> m_vias;
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std::vector <db::Trans> get_iteration (db::Layout &layout);
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void read_geometries (db::Layout &layout, db::Cell &cell, LayerPurpose purpose, std::map<std::string, db::Box> *collect_bboxes = 0);
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};
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}
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#endif
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