kicad/eeschema/symbol_library.h

487 lines
16 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2008 Wayne Stambaugh <stambaughw@gmail.com>
* Copyright (C) 2004-2021 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
*/
/**
* @file symbol_library.h
* @brief Definition for symbol library class.
*/
#ifndef SYMBOL_LIBRARY_H
#define SYMBOL_LIBRARY_H
#include <map>
#include <mutex>
#include <boost/ptr_container/ptr_vector.hpp>
#include <wx/filename.h>
#include <sch_io_mgr.h>
#include <project.h>
class LIB_SYMBOL;
class LIB_ID;
class LINE_READER;
class OUTPUTFORMATTER;
class SCH_LEGACY_PLUGIN;
class SCH_PLUGIN;
#define DOC_EXT "dcm"
/*
* Symbol Library version and file header macros.
*/
#define LIB_VERSION_MAJOR 2
#define LIB_VERSION_MINOR 4
/* Must be the first line of symbol library (.lib) files. */
#define LIBFILE_IDENT "EESchema-LIBRARY Version"
#define LIB_VERSION( major, minor ) ( major * 100 + minor )
#define IS_LIB_CURRENT_VERSION( major, minor ) \
( \
LIB_VERSION( major1, minor1 ) == \
LIB_VERSION( LIB_VERSION_MAJOR, LIB_VERSION_MINOR) \
)
/*
* Library versions 2.4 and lower use the old separate library (.lib) and
* document (.dcm) files. Symbol libraries after 2.4 merged the library
* and document files into a single library file. This macro checks if the
* library version supports the old format
*/
#define USE_OLD_DOC_FILE_FORMAT( major, minor ) \
( LIB_VERSION( major, minor ) <= LIB_VERSION( 2, 4 ) )
enum class SCH_LIB_TYPE
{
LT_EESCHEMA,
LT_SYMBOL
};
// Helper class to filter a list of libraries, and/or a list of SYMBOL_LIB
// in dialogs
class SCHLIB_FILTER
{
public:
SCHLIB_FILTER()
{
m_filterPowerSymbols = false;
m_forceLoad = false;
}
/**
* add a lib name to the allowed libraries
*/
void AddLib( const wxString& aLibName )
{
m_allowedLibs.Add( aLibName );
m_forceLoad = false;
}
/**
* add a lib name to the allowed libraries
*/
void LoadFrom( const wxString& aLibName )
{
m_allowedLibs.Clear();
m_allowedLibs.Add( aLibName );
m_forceLoad = true;
}
/**
* Clear the allowed libraries list (allows all libs)
*/
void ClearLibList()
{
m_allowedLibs.Clear();
m_forceLoad = false;
}
/**
* Set the filtering of power symbols
*/
void FilterPowerSymbols( bool aFilterEnable )
{
m_filterPowerSymbols = aFilterEnable;
}
// Accessors
/**
* @return true if the filtering of power symbols is on
*/
bool GetFilterPowerSymbols() const { return m_filterPowerSymbols; }
/**
* @return am wxArrayString of the names of allowed libs
*/
const wxArrayString& GetAllowedLibList() const { return m_allowedLibs; }
/**
* @return the name of the lib to use to load a symbol, or an a empty string
* Useful to load (in lib editor or lib viewer) a symbol from a given library
*/
const wxString& GetLibSource() const
{
static wxString dummy;
if( m_forceLoad && m_allowedLibs.GetCount() > 0 )
return m_allowedLibs[0];
else
return dummy;
}
private:
wxArrayString m_allowedLibs; ///< a list of lib names to list some libraries
///< if empty: no filter
bool m_filterPowerSymbols; ///< true to filter (show only) power symbols
bool m_forceLoad; // When true, load a symbol lib from the lib
// which is given in m_allowedLibs[0]
};
/* Helpers for creating a list of symbol libraries. */
class SYMBOL_LIB;
class wxRegEx;
/**
* LIB_SYMBOL map sorting.
*/
struct LibSymbolMapSort
{
bool operator() ( const wxString& aItem1, const wxString& aItem2 ) const
{
return aItem1 < aItem2;
}
};
/// Symbol map used by symbol library object.
typedef std::map< wxString, LIB_SYMBOL*, LibSymbolMapSort > LIB_SYMBOL_MAP;
typedef std::vector< LIB_SYMBOL* > LIB_SYMBOLS;
typedef boost::ptr_vector< SYMBOL_LIB > SYMBOL_LIBS_BASE;
/**
* A collection of #SYMBOL_LIB objects.
*
* It extends from PROJECT::_ELEM so it can be hung in the PROJECT. It does not use any
* UI calls, but rather simply throws an IO_ERROR when there is a problem.
*/
class SYMBOL_LIBS : public SYMBOL_LIBS_BASE, public PROJECT::_ELEM
{
public:
KICAD_T Type() override { return SYMBOL_LIBS_T; }
static int s_modify_generation; ///< helper for GetModifyHash()
static std::mutex s_generationMutex;
SYMBOL_LIBS()
{
IncrementModifyGeneration();
}
static void IncrementModifyGeneration()
{
std::lock_guard<std::mutex> mut( SYMBOL_LIBS::s_generationMutex );
++SYMBOL_LIBS::s_modify_generation;
}
static int GetModifyGeneration()
{
std::lock_guard<std::mutex> mut( SYMBOL_LIBS::s_generationMutex );
return SYMBOL_LIBS::s_modify_generation;
}
/// Return the modification hash for all libraries. The value returned
/// changes on every library modification.
int GetModifyHash();
/**
* Allocate and adds a symbol library to the library list.
*
* @param aFileName is the file name object of symbol library.
* @throw IO_ERROR if there's any problem loading.
*/
SYMBOL_LIB* AddLibrary( const wxString& aFileName );
/**
* Insert a symbol library into the library list.
*
* @param aFileName is the file name object of symbol library.
* @param aIterator is an iterator to insert library in front of.
* @return the new SYMBOL_LIB, which remains owned by this SYMBOL_LIBS container.
* @throw IO_ERROR if there's any problem loading.
*/
SYMBOL_LIB* AddLibrary( const wxString& aFileName, SYMBOL_LIBS::iterator& aIterator );
/**
* Load all of the project's libraries into this container, which should
* be cleared before calling it.
*
* @note This method is only to be used when loading legacy projects. All further symbol
* library access should be done via the symbol library table.
*/
void LoadAllLibraries( PROJECT* aProject, bool aShowProgress=true );
/**
* Save or load the names of the currently configured symbol libraries (without paths).
*/
static void LibNamesAndPaths( PROJECT* aProject, bool doSave,
wxString* aPaths, wxArrayString* aNames = nullptr );
/**
* Return the name of the cache library after potentially fixing it from
* an older naming scheme. That is, the old file is renamed if needed.
*
* @param aFullProjectFilename is the *.pro filename with absolute path.
*/
static const wxString CacheName( const wxString& aFullProjectFilename );
/**
* Find a symbol library by \a aName.
*
* @param aName is the library file name without path or extension to find.
* @return the symbol library if found, otherwise NULL.
*/
SYMBOL_LIB* FindLibrary( const wxString& aName );
SYMBOL_LIB* FindLibraryByFullFileName( const wxString& aFullFileName );
SYMBOL_LIB* GetCacheLibrary();
/**
* Return the list of symbol library file names without path and extension.
*
* @param aSorted sort the list of name if true. Otherwise use the library load order.
* @return the list of library names.
*/
wxArrayString GetLibraryNames( bool aSorted = true );
/**
* Search all libraries in the list for a symbol.
*
* A symbol object will always be returned. If the entry found
* is an alias. The root symbol will be found and returned.
*
* @param aLibId is the #LIB_ID of the symbol to search for.
* @param aLibraryName is the name of the library to search for symbol.
* @return the symbol object if found, otherwise NULL.
*/
LIB_SYMBOL* FindLibSymbol( const LIB_ID& aLibId, const wxString& aLibraryName = wxEmptyString );
/**
* Search all libraries in the list for a #LIB_SYMBOL using a case insensitive comparison.
*
* Helper function used in dialog to find all candidates.
* During a long time, eeschema was using a case insensitive search.
* Therefore, for old schematics (<= 2013), or libs, for some symbols,
* the chip name (name of alias in lib) can be broken.
* This function can be used to display a list of candidates, in symbol properties dialog.
*
* @param aEntryName is the name of entries to search for (case insensitive).
* @param aLibraryName is the name of the library to search.
* @param aCandidates is a std::vector to store candidates.
*/
void FindLibraryNearEntries( std::vector<LIB_SYMBOL*>& aCandidates, const wxString& aEntryName,
const wxString& aLibraryName = wxEmptyString );
int GetLibraryCount() { return size(); }
};
/**
* Object used to load, save, search, and otherwise manipulate symbol library files.
*
* @warning This code is obsolete with the exception of the cache library. All other
* symbol library I/O is managed by the #SCH_IO_MGR object.
*/
class SYMBOL_LIB
{
public:
SYMBOL_LIB( SCH_LIB_TYPE aType, const wxString& aFileName,
SCH_IO_MGR::SCH_FILE_T aPluginType = SCH_IO_MGR::SCH_LEGACY );
~SYMBOL_LIB();
/**
* @return a magic number that changes if the library has changed
*/
int GetModHash() const { return m_mod_hash; }
SCH_IO_MGR::SCH_FILE_T GetPluginType() const { return m_pluginType; }
void SetPluginType( SCH_IO_MGR::SCH_FILE_T aPluginType );
void Create( const wxString& aFileName = wxEmptyString );
void SetFileName( const wxString& aFileName ) { fileName = aFileName; }
bool IsModified() const
{
return isModified;
}
bool IsCache() const;
void SetCache();
bool IsBuffering() const;
void EnableBuffering( bool aEnable = true );
void Save( bool aSaveDocFile = true );
/**
* @return true if current user does not have write access to the library file.
*/
bool IsReadOnly() const { return !fileName.IsFileWritable(); }
/**
* Load a string array with the names of all the entries in this library.
*
* @param aNames is the array to place entry names into.
*/
void GetSymbolNames( wxArrayString& aNames ) const;
/**
* Load a vector with all the entries in this library.
*
* @param aSymbols is a vector to receive the aliases.
*/
void GetSymbols( std::vector<LIB_SYMBOL*>& aSymbols ) const;
/**
* Find #LIB_SYMBOL by \a aName.
*
* @param aName is the name of the symbol, case sensitive.
* @return LIB_SYMBOL pointer symbol if found, else NULL.
*/
LIB_SYMBOL* FindSymbol( const wxString& aName ) const;
LIB_SYMBOL* FindSymbol( const LIB_ID& aLibId ) const;
/**
* Add \a aSymbol entry to library.
*
* @note A #LIB_SYMBOL can have an alias list so these alias will be added in library.
* and the any existing duplicate aliases will be removed from the library.
*
* @param aSymbol is the symbol to add, caller retains ownership, a clone is added.
*/
void AddSymbol( LIB_SYMBOL* aSymbol );
/**
* Safely remove \a aEntry from the library and return the next entry.
*
* The next entry returned depends on the entry being removed. If the entry being
* remove also removes the symbol, then the next entry from the list is returned.
* If the entry being used only removes an alias from a symbol, then the next alias
* of the symbol is returned.
*
* @param aEntry is the entry to remove from library.
* @return The next entry in the library or NULL if the library is empty.
*/
LIB_SYMBOL* RemoveSymbol( LIB_SYMBOL* aEntry );
/**
* Replace an existing symbol entry in the library.
*
* @note A symbol can have an alias list so these aliases will be added in library and
* previously existing alias removed.
*
* @param aOldSymbol is the symbol to replace.
* @param aNewSymbol is the new symbol.
*/
LIB_SYMBOL* ReplaceSymbol( LIB_SYMBOL* aOldSymbol, LIB_SYMBOL* aNewSymbol );
/**
* Return the file name without path or extension.
*
* @return the name of library file.
*/
const wxString GetName() const { return fileName.GetName(); }
/**
* Return the full file library name with path and extension.
*
* @return the full library file name with path and extension.
*/
wxString GetFullFileName() const { return fileName.GetFullPath(); }
/**
* Return the logical name of the library.
*
* @return The logical name of this library.
*/
const wxString GetLogicalName() const
{
/* for now is the filename without path or extension.
Technically the library should not know its logical name!
This will eventually come out of a pair of lookup tables using a
reverse lookup using the full name or library pointer as a key.
Search will be by project lookup table and then user lookup table if
not found.
*/
return fileName.GetName();
}
/**
* Allocate and load a symbol library file.
*
* @param aFileName is the file name of the symbol library to load.
* @return SYMBOL_LIB* is the allocated and loaded SYMBOL_LIB, which is owned by the caller.
* @throw IO_ERROR if there's any problem loading the library.
*/
static SYMBOL_LIB* LoadLibrary( const wxString& aFileName );
private:
SCH_LIB_TYPE type; ///< Library type indicator.
wxFileName fileName; ///< Library file name.
wxDateTime timeStamp; ///< Library save time and date.
int versionMajor; ///< Library major version number.
int versionMinor; ///< Library minor version number.
wxString header; ///< first line of loaded library.
bool isModified; ///< Library modification status.
int m_mod_hash; ///< incremented each time library is changed.
SCH_IO_MGR::SCH_FILE_T m_pluginType;
std::unique_ptr< SCH_PLUGIN > m_plugin;
std::unique_ptr< PROPERTIES > m_properties; ///< Library properties
};
/**
* Case insensitive library name comparison.
*/
bool operator==( const SYMBOL_LIB& aLibrary, const wxString& aName );
bool operator!=( const SYMBOL_LIB& aLibrary, const wxString& aName );
#endif // SYMBOL_LIBRARY_H