/* * This program source code file is part of KiCad, a free EDA CAD application. * * Copyright (C) 2010-2012 SoftPLC Corporation, Dick Hollenbeck * Copyright (C) 2012 Wayne Stambaugh * Copyright (C) 2012-2021 KiCad Developers, see AUTHORS.txt for contributors. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, you may find one here: * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html * or you may search the http://www.gnu.org website for the version 2 license, * or you may write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */ #ifndef FP_LIB_TABLE_H_ #define FP_LIB_TABLE_H_ #include #include class FOOTPRINT; class FP_LIB_TABLE_GRID; /** * Hold a record identifying a library accessed by the appropriate footprint library #PLUGIN * object in the #FP_LIB_TABLE. */ class FP_LIB_TABLE_ROW : public LIB_TABLE_ROW { public: typedef IO_MGR::PCB_FILE_T LIB_T; FP_LIB_TABLE_ROW( const wxString& aNick, const wxString& aURI, const wxString& aType, const wxString& aOptions, const wxString& aDescr = wxEmptyString ) : LIB_TABLE_ROW( aNick, aURI, aOptions, aDescr ) { SetType( aType ); } FP_LIB_TABLE_ROW() : type( IO_MGR::KICAD_SEXP ) { } bool operator==( const FP_LIB_TABLE_ROW& aRow ) const; bool operator!=( const FP_LIB_TABLE_ROW& aRow ) const { return !( *this == aRow ); } /** * return the type of footprint library table represented by this row. */ const wxString GetType() const override { return IO_MGR::ShowType( type ); } /** * Change the type represented by this row. */ void SetType( const wxString& aType ) override; protected: FP_LIB_TABLE_ROW( const FP_LIB_TABLE_ROW& aRow ) : LIB_TABLE_ROW( aRow ), type( aRow.type ) { } private: virtual LIB_TABLE_ROW* do_clone() const override { return new FP_LIB_TABLE_ROW( *this ); } void setPlugin( PLUGIN* aPlugin ) { plugin.set( aPlugin ); } friend class FP_LIB_TABLE; PLUGIN::RELEASER plugin; LIB_T type; }; class FP_LIB_TABLE : public LIB_TABLE { public: KICAD_T Type() override { return FP_LIB_TABLE_T; } virtual void Parse( LIB_TABLE_LEXER* aLexer ) override; virtual void Format( OUTPUTFORMATTER* aOutput, int aIndentLevel ) const override; /** * Build a footprint library table by pre-pending this table fragment in front of * @a aFallBackTable. Loading of this table fragment is done by using Parse(). * * @param aFallBackTable is another FP_LIB_TABLE which is searched only when a row * is not found in this table. No ownership is taken of * \a aFallBackTable. */ FP_LIB_TABLE( FP_LIB_TABLE* aFallBackTable = nullptr ); bool operator==( const FP_LIB_TABLE& aFpTable ) const; bool operator!=( const FP_LIB_TABLE& r ) const { return !( *this == r ); } /** * Return an #FP_LIB_TABLE_ROW if \a aNickName is found in this table or in any chained * fall back table fragment. * * If \a aCheckIfEnabled is true, the library will be ignored even if it is disabled. * Otherwise, the row found will be returned even if entry is disabled. * * The #PLUGIN is loaded and attached to the "plugin" field of the #FP_LIB_TABLE_ROW if * not already loaded. * * @param aNickName is the name of library nickname to find. * @param aCheckIfEnabled is the flag to check if the library found is enabled. * @return the library \a NickName if found. * @throw IO_ERROR if \a aNickName cannot be found. */ const FP_LIB_TABLE_ROW* FindRow( const wxString& aNickName, bool aCheckIfEnabled = false ); /** * Return a list of footprint names contained within the library given by @a aNickname. * * @param aFootprintNames is the list to fill with the footprint names found in \a aNickname * @param aNickname is a locator for the "library", it is a "name" in LIB_TABLE_ROW. * @param aBestEfforts if true, don't throw on errors. * * @throw IO_ERROR if the library cannot be found, or footprint cannot be loaded. */ void FootprintEnumerate( wxArrayString& aFootprintNames, const wxString& aNickname, bool aBestEfforts ); /** * Generate a hashed timestamp representing the last-mod-times of the library indicated * by \a aNickname, or all libraries if \a aNickname is NULL. */ long long GenerateTimestamp( const wxString* aNickname ); /** * If possible, prefetches the specified library (e.g. performing downloads). Does not parse. * Threadsafe. * * This is a no-op for libraries that cannot be prefetched. * * @param aNickname is a locator for the library; it is a name in LIB_TABLE_ROW. * * @throw IO_ERROR if there is an error prefetching the library. */ void PrefetchLib( const wxString& aNickname ); /** * Load a footprint having @a aFootprintName from the library given by @a aNickname. * * @param aNickname is a locator for the "library", it is a "name" in #LIB_TABLE_ROW. * @param aFootprintName is the name of the footprint to load. * @return the footprint if found caller owns it, else NULL if not found. * * @throw IO_ERROR if the library cannot be found or read. No exception * is thrown in the case where aFootprintName cannot be found. */ FOOTPRINT* FootprintLoad( const wxString& aNickname, const wxString& aFootprintName ); /** * Indicates whether or not the given footprint already exists in the given library. */ bool FootprintExists( const wxString& aNickname, const wxString& aFootprintName ); /** * A version of #FootprintLoad() for use after #FootprintEnumerate() for more efficient * cache management. * * The return value is const to allow it to return a reference to a cached item. */ const FOOTPRINT* GetEnumeratedFootprint( const wxString& aNickname, const wxString& aFootprintName ); /** * The set of return values from FootprintSave() below. */ enum SAVE_T { SAVE_OK, SAVE_SKIPPED, }; /** * Write @a aFootprint to an existing library given by @a aNickname. * * If a footprint by the same name already exists, it is replaced. * * @param aNickname is a locator for the "library", it is a "name" in #LIB_TABLE_ROW. * @param aFootprint is what to store in the library. The caller continues to own the * footprint after this call. * @param aOverwrite when true means overwrite any existing footprint by the same name, * else if false means skip the write and return SAVE_SKIPPED. * @return #SAVE_OK or #SAVE_SKIPPED. If error saving, then #IO_ERROR is thrown. * * @throw IO_ERROR if there is a problem saving. */ SAVE_T FootprintSave( const wxString& aNickname, const FOOTPRINT* aFootprint, bool aOverwrite = true ); /** * Delete the @a aFootprintName from the library given by @a aNickname. * * @param aNickname is a locator for the "library", it is a "name" in #LIB_TABLE_ROW. * @param aFootprintName is the name of a footprint to delete from the specified library. * * @throw IO_ERROR if there is a problem finding the footprint or the library, or deleting it. */ void FootprintDelete( const wxString& aNickname, const wxString& aFootprintName ); /** * Return true if the library given by @a aNickname is writable. * * Often system libraries are read only because of where they are installed. * * @throw IO_ERROR if no library at aLibraryPath exists. */ bool IsFootprintLibWritable( const wxString& aNickname ); void FootprintLibDelete( const wxString& aNickname ); void FootprintLibCreate( const wxString& aNickname ); /** * Load a footprint having @a aFootprintId with possibly an empty nickname. * * @param aFootprintId the [nickname] and footprint name of the footprint to load. * @return the #FOOTPRINT if found caller owns it, else NULL if not found. * * @throw IO_ERROR if the library cannot be found or read. No exception is * thrown in the case where \a aFootprintName cannot be found. * @throw PARSE_ERROR if @a aFootprintId is not parsed OK. */ FOOTPRINT* FootprintLoadWithOptionalNickname( const LIB_ID& aFootprintId ); /** * Load the global footprint library table into \a aTable. * * This probably should be move into the application object when KiCad is changed * to a single process application. This is the least painful solution for the * time being. * * @param aTable the #FP_LIB_TABLE object to load. * @return true if the global library table exists and is loaded properly. * @throw IO_ERROR if an error occurs attempting to load the footprint library * table. */ static bool LoadGlobalTable( FP_LIB_TABLE& aTable ); /** * @return the platform specific global footprint library path and file name. */ static wxString GetGlobalTableFileName(); /** * Return the name of the environment variable used to hold the directory of * locally installed "KiCad sponsored" system footprint libraries. * *These can be either legacy or pretty format. The only thing special about this * particular environment variable is that it is set automatically by KiCad on * program start up, if it is not set already in the environment. */ static const wxString GlobalPathEnvVariableName(); private: friend class FP_LIB_TABLE_GRID; }; extern FP_LIB_TABLE GFootprintTable; // KIFACE scope. #endif // FP_LIB_TABLE_H_