/* * This program source code file is part of KICAD, a free EDA CAD application. * * Copyright (C) 2011-2012 SoftPLC Corporation, Dick Hollenbeck * Copyright (C) 2016-2023 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 PCB_IO_H_ #define PCB_IO_H_ #include #include #include #include #include #include #include class BOARD; class FOOTPRINT; class STRING_UTF8_MAP; class PROJECT; class PROGRESS_REPORTER; /** * A base class that #BOARD loading and saving plugins should derive from. * * Implementations can provide either Load() or Save() functions, or both. PCB_IOs throw * exceptions, so it is best that you wrap your calls to these functions in a try catch block. * Plugins throw exceptions because it is illegal for them to have any user interface calls in * them whatsoever, i.e. no windowing or screen printing at all. * *The compiler writes the "zero argument" constructor for a PCB_IO automatically if you do * not provide one. If you decide you need to provide a zero argument constructor of your * own design, that is allowed. It must be public, and it is what the #PCB_IO_MGR uses. Parameters * may be passed into a PCB_IO via the #PROPERTIES variable for any of the public API functions * which take one. * * * 
 *   try
 *   {
 *        PCB_IO_MGR::Load(...);
 *   or
 *        PCB_IO_MGR::Save(...);
 *   }
 *   catch( const IO_ERROR& ioe )
 *   {
 *        // grab text from ioe, show in error window.
 *   }
 *
*/ class PCB_IO : public IO_BASE { public: /** * Returns board file description for the PCB_IO. */ virtual const IO_BASE::IO_FILE_DESC GetBoardFileDesc() const { return IO_BASE::IO_FILE_DESC( wxEmptyString, {} ); } /** * Checks if this PCB_IO can read the specified board file. * If not overriden, extension check is used. */ virtual bool CanReadBoard( const wxString& aFileName ) const; /** * Checks if this PCB_IO can read a footprint from specified file or directory. * If not overriden, extension check is used. */ virtual bool CanReadFootprint( const wxString& aFileName ) const; /** * Registers a KIDIALOG callback for collecting info from the user. */ virtual void SetQueryUserCallback( std::function aCallback ) { } /** * Load information from some input file format that this PCB_IO implementation * knows about into either a new #BOARD or an existing one. * * This may be used to load an entire new #BOARD, or to augment an existing one if * @a aAppendToMe is not NULL. * * @param aFileName is the name of the file to use as input and may be foreign in * nature or native in nature. * @param aAppendToMe is an existing BOARD to append to, but if NULL then this means * "do not append, rather load anew". * @param aProperties is an associative array that can be used to tell the loader how to * load the file, because it can take any number of additional named * arguments that the plugin is known to support. These are tuning * parameters for the import or load. The caller continues to own * this object (plugin may not delete it), and plugins should expect * it to be optionally NULL. * @param aProject is the optional #PROJECT object primarily used by third party * importers. * @return the successfully loaded board, or the same one as \a aAppendToMe if aAppendToMe * was not NULL, and caller owns it. * * @throw IO_ERROR if there is a problem loading, and its contents should say what went * wrong, using line number and character offsets of the input file if * possible. */ virtual BOARD* LoadBoard( const wxString& aFileName, BOARD* aAppendToMe, const STRING_UTF8_MAP* aProperties = nullptr, PROJECT* aProject = nullptr ); /** * Return a container with the cached library footprints generated in the last call to * #Load. This function is intended to be used ONLY by the non-KiCad board importers for the * purpose of obtaining the footprint library of the design and creating a project-specific * library. * * @return Footprints (caller owns the objects) */ virtual std::vector GetImportedCachedLibraryFootprints(); /** * Write @a aBoard to a storage file in a format that this PCB_IO implementation knows * about or it can be used to write a portion of \a aBoard to a special kind of export * file. * * @param aFileName is the name of a file to save to on disk. * @param aBoard is the class #BOARD in memory document tree from which to extract * information when writing to \a aFileName. The caller continues to * own the BOARD, and the plugin should refrain from modifying the BOARD * if possible. * @param aProperties is an associative array that can be used to tell the saver how to * save the file, because it can take any number of additional named * tuning arguments that the plugin is known to support. The caller * continues to own this object (plugin may not delete it) and plugins * should expect it to be optionally NULL. * * @throw IO_ERROR if there is a problem saving or exporting. */ virtual void SaveBoard( const wxString& aFileName, BOARD* aBoard, const STRING_UTF8_MAP* aProperties = nullptr ); /** * Return a list of footprint names contained within the library at @a aLibraryPath. * * @param aLibraryPath is a locator for the "library", usually a directory, file, * or URL containing several footprints. * @param aProperties is an associative array that can be used to tell the plugin * anything needed about how to perform with respect to @a aLibraryPath. * The caller continues to own this object (plugin may not delete it), * and plugins should expect it to be optionally NULL. * @param aFootprintNames is the array of available footprint names inside a library. * @param aBestEfforts if true, don't throw on errors, just return an empty list. * * @throw IO_ERROR if the library cannot be found, or footprint cannot be loaded. */ virtual void FootprintEnumerate( wxArrayString& aFootprintNames, const wxString& aLibraryPath, bool aBestEfforts, const STRING_UTF8_MAP* aProperties = nullptr ); /** * Generate a timestamp representing all the files in the library (including the library * directory). * * Timestamps should not be considered ordered, they either match or they don't. */ virtual long long GetLibraryTimestamp( const wxString& aLibraryPath ) const = 0; /** * 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. Plugins that cannot prefetch * need not override this; a default no-op is provided. * * @param aLibraryPath is a locator for the "library", usually a directory, file, or URL * containing several footprints. * * @param aProperties is an associative array that can be used to tell the plugin anything * needed about how to perform with respect to @a aLibraryPath. The * caller continues to own this object (plugin may not delete it), and * plugins should expect it to be optionally NULL. * * @throw IO_ERROR if there is an error prefetching the library. */ virtual void PrefetchLib( const wxString& aLibraryPath, const STRING_UTF8_MAP* aProperties = nullptr ); /** * Load a single footprint from @a aFootprintPath and put its name in @a aFootprintNameOut. * If this is a footprint library, the first footprint should be loaded. * The default implementation uses FootprintEnumerate and FootprintLoad to load first footprint. * * @param aLibraryPath is a path of the footprint file. * @param aFootprintNameOut is the name output of the loaded footprint. * @param aProperties is an associative array that can be used to tell the loader * implementation to do something special, because it can take * any number of additional named tuning arguments that the plugin * is known to support. The caller continues to own this object * (plugin may not delete it), and plugins should expect it to be * optionally NULL. * @return the #FOOTPRINT object if found, caller owns it, else NULL if not found. * * @throw IO_ERROR if the footprint cannot be found or read. */ virtual FOOTPRINT* ImportFootprint( const wxString& aFootprintPath, wxString& aFootprintNameOut, const STRING_UTF8_MAP* aProperties = nullptr ); /** * Load a footprint having @a aFootprintName from the @a aLibraryPath containing a library * format that this PCB_IO knows about. * * @param aLibraryPath is a locator for the "library", usually a directory, file, or URL * containing several footprints. * @param aFootprintName is the name of the footprint to load. * @param aProperties is an associative array that can be used to tell the loader * implementation to do something special, because it can take * any number of additional named tuning arguments that the plugin * is known to support. The caller continues to own this object * (plugin may not delete it), and plugins should expect it to be * optionally NULL. * @param aKeepUUID = true to keep initial items UUID, false to set new UUID * normally true if loaded in the footprint editor, false * if loaded in the board editor. Make sense only in kicad_plugin * @return the #FOOTPRINT object 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. */ virtual FOOTPRINT* FootprintLoad( const wxString& aLibraryPath, const wxString& aFootprintName, bool aKeepUUID = false, const STRING_UTF8_MAP* aProperties = nullptr ); /** * A version of FootprintLoad() for use after FootprintEnumerate() for more efficient * cache management. */ virtual const FOOTPRINT* GetEnumeratedFootprint( const wxString& aLibraryPath, const wxString& aFootprintName, const STRING_UTF8_MAP* aProperties = nullptr ); /** * Check for the existence of a footprint. */ virtual bool FootprintExists( const wxString& aLibraryPath, const wxString& aFootprintName, const STRING_UTF8_MAP* aProperties = nullptr ); /** * Write @a aFootprint to an existing library located at @a aLibraryPath. * If a footprint by the same name already exists, it is replaced. * * @param aLibraryPath is a locator for the "library", usually a directory, file, or URL * containing several footprints. * @param aFootprint is what to store in the library. The caller continues to own the * footprint after this call. * @param aProperties is an associative array that can be used to tell the saver how to * save the footprint, because it can take any number of additional * named tuning arguments that the plugin is known to support. The * caller continues to own this object (plugin may not delete it), and * plugins should expect it to be optionally NULL. * * @throw IO_ERROR if there is a problem saving. */ virtual void FootprintSave( const wxString& aLibraryPath, const FOOTPRINT* aFootprint, const STRING_UTF8_MAP* aProperties = nullptr ); /** * Delete @a aFootprintName from the library at @a aLibraryPath. * * @param aLibraryPath is a locator for the "library", usually a directory, file, or URL * containing several footprints. * @param aFootprintName is the name of a footprint to delete from the specified library. * @param aProperties is an associative array that can be used to tell the library delete * function anything special, because it can take any number of additional * named tuning arguments that the plugin is known to support. The caller * continues to own this object (plugin may not delete it), and plugins * should expect it to be optionally NULL. * * @throw IO_ERROR if there is a problem finding the footprint or the library, or deleting it. */ virtual void FootprintDelete( const wxString& aLibraryPath, const wxString& aFootprintName, const STRING_UTF8_MAP* aProperties = nullptr ); /** * Append supported PLUGIN options to @a aListToAppenTo along with internationalized * descriptions. * * Options are typically appended so that a derived #PLUGIN can call its base class * function by the same name first, thus inheriting options declared there. Some base * class options could pertain to all Footprint*() functions in all derived PLUGINs. * * @note Since aListToAppendTo is a #PROPERTIES object, all options will be unique and * last guy wins. * * @param aListToAppendTo holds a tuple of *
*
option
*
This eventually is what shows up into the fp-lib-table "options" * field, possibly combined with others.
*
internationalized description
*
The internationalized description is displayed in DIALOG_PLUGIN_OPTIONS. * It may be multi-line and be quite explanatory of the option.
*
*
* In the future perhaps @a aListToAppendTo evolves to something capable of also * holding a wxValidator for the cells in said dialog: * http://forums.wxwidgets.org/viewtopic.php?t=23277&p=104180. * This would require a 3 column list, and introducing wx GUI knowledge to * PLUGIN, which has been avoided to date. */ virtual void GetLibraryOptions( STRING_UTF8_MAP* aListToAppendTo ) const override; virtual ~PCB_IO() {}; protected: PCB_IO( const wxString& aName ) : IO_BASE( aName ), m_board( nullptr ), m_props( nullptr ) {} /// The board BOARD being worked on, no ownership here BOARD* m_board; /// Properties passed via Save() or Load(), no ownership, may be NULL. const STRING_UTF8_MAP* m_props; }; #endif // PCB_IO_H_