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kicad/eeschema/sch_sexpr_plugin.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2020 CERN
*
* @author Wayne Stambaugh <stambaughw@gmail.com>
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include <algorithm>
#include <boost/algorithm/string/join.hpp>
#include <cctype>
// For some reason wxWidgets is built with wxUSE_BASE64 unset so expose the wxWidgets
// base64 code.
#define wxUSE_BASE64 1
#include <wx/base64.h>
#include <wx/mstream.h>
#include <wx/filename.h>
#include <wx/tokenzr.h>
#include <build_version.h>
#include <gal/color4d.h>
#include <pgm_base.h>
#include <gr_text.h>
#include <kiway.h>
#include <kicad_string.h>
#include <richio.h>
#include <core/typeinfo.h>
#include <plotter.h> // PLOT_DASH_TYPE
#include <properties.h>
#include <trace_helpers.h>
#include <sch_bitmap.h>
#include <sch_bus_entry.h>
#include <sch_component.h>
#include <sch_edit_frame.h> // COMPONENT_ORIENTATION_T
#include <sch_junction.h>
#include <sch_line.h>
#include <sch_marker.h>
#include <sch_no_connect.h>
#include <sch_text.h>
#include <sch_sheet.h>
#include <sch_bitmap.h>
#include <schematic.h>
#include <bus_alias.h>
#include <sch_sexpr_plugin.h>
#include <template_fieldnames.h>
#include <sch_screen.h>
#include <class_libentry.h>
#include <class_library.h>
#include <lib_arc.h>
#include <lib_bezier.h>
#include <lib_circle.h>
#include <lib_field.h>
#include <lib_pin.h>
#include <lib_polyline.h>
#include <lib_rectangle.h>
#include <lib_text.h>
#include <pin_shape.h>
#include <pin_type.h>
#include <eeschema_id.h> // for MAX_UNIT_COUNT_PER_PACKAGE definition
#include <sch_file_versions.h>
#include <schematic_lexer.h>
#include <sch_reference_list.h>
#include <sch_sexpr_parser.h>
#include <symbol_lib_table.h> // for PropPowerSymsOnly definintion.
#include <confirm.h>
#include <ee_selection.h>
#include <default_values.h> // For some default values
using namespace TSCHEMATIC_T;
#define SCH_PARSE_ERROR( text, reader, pos ) \
THROW_PARSE_ERROR( text, reader.GetSource(), reader.Line(), \
reader.LineNumber(), pos - reader.Line() )
static const char* emptyString = "";
/**
* Fill token formatting helper.
*/
static void formatFill( const LIB_ITEM* aItem, OUTPUTFORMATTER& aFormatter, int aNestLevel )
{
wxCHECK_RET( aItem && aItem->IsFillable(), "Invalid fill item." );
const char* fillType;
switch( aItem->GetFillMode() )
{
case FILLED_SHAPE: fillType = "outline"; break;
case FILLED_WITH_BG_BODYCOLOR: fillType = "background"; break;
case NO_FILL:
KI_FALLTHROUGH;
default:
fillType = "none";
}
aFormatter.Print( aNestLevel, "(fill (type %s))", fillType );
}
static const char* getPinElectricalTypeToken( ELECTRICAL_PINTYPE aType )
{
switch( aType )
{
case ELECTRICAL_PINTYPE::PT_INPUT:
return SCHEMATIC_LEXER::TokenName( T_input );
case ELECTRICAL_PINTYPE::PT_OUTPUT:
return SCHEMATIC_LEXER::TokenName( T_output );
case ELECTRICAL_PINTYPE::PT_BIDI:
return SCHEMATIC_LEXER::TokenName( T_bidirectional );
case ELECTRICAL_PINTYPE::PT_TRISTATE:
return SCHEMATIC_LEXER::TokenName( T_tri_state );
case ELECTRICAL_PINTYPE::PT_PASSIVE:
return SCHEMATIC_LEXER::TokenName( T_passive );
case ELECTRICAL_PINTYPE::PT_UNSPECIFIED:
return SCHEMATIC_LEXER::TokenName( T_unspecified );
case ELECTRICAL_PINTYPE::PT_POWER_IN:
return SCHEMATIC_LEXER::TokenName( T_power_in );
case ELECTRICAL_PINTYPE::PT_POWER_OUT:
return SCHEMATIC_LEXER::TokenName( T_power_out );
case ELECTRICAL_PINTYPE::PT_OPENCOLLECTOR:
return SCHEMATIC_LEXER::TokenName( T_open_collector );
case ELECTRICAL_PINTYPE::PT_OPENEMITTER:
return SCHEMATIC_LEXER::TokenName( T_open_emitter );
case ELECTRICAL_PINTYPE::PT_NC:
return SCHEMATIC_LEXER::TokenName( T_unconnected );
default:
wxFAIL_MSG( "Missing symbol library pin connection type" );
}
return emptyString;
}
static const char* getPinShapeToken( GRAPHIC_PINSHAPE aShape )
{
switch( aShape )
{
case GRAPHIC_PINSHAPE::LINE:
return SCHEMATIC_LEXER::TokenName( T_line );
case GRAPHIC_PINSHAPE::INVERTED:
return SCHEMATIC_LEXER::TokenName( T_inverted );
case GRAPHIC_PINSHAPE::CLOCK:
return SCHEMATIC_LEXER::TokenName( T_clock );
case GRAPHIC_PINSHAPE::INVERTED_CLOCK:
return SCHEMATIC_LEXER::TokenName( T_inverted_clock );
case GRAPHIC_PINSHAPE::INPUT_LOW:
return SCHEMATIC_LEXER::TokenName( T_input_low );
case GRAPHIC_PINSHAPE::CLOCK_LOW:
return SCHEMATIC_LEXER::TokenName( T_clock_low );
case GRAPHIC_PINSHAPE::OUTPUT_LOW:
return SCHEMATIC_LEXER::TokenName( T_output_low );
case GRAPHIC_PINSHAPE::FALLING_EDGE_CLOCK:
return SCHEMATIC_LEXER::TokenName( T_edge_clock_high );
case GRAPHIC_PINSHAPE::NONLOGIC:
return SCHEMATIC_LEXER::TokenName( T_non_logic );
default:
wxFAIL_MSG( "Missing symbol library pin shape type" );
}
return emptyString;
}
static float getPinAngle( int aOrientation )
{
switch( aOrientation )
{
case PIN_RIGHT:
return 0.0;
case PIN_LEFT:
return 180.0;
case PIN_UP:
return 90.0;
case PIN_DOWN:
return 270.0;
default:
wxFAIL_MSG( "Missing symbol library pin orientation type" );
return 0.0;
}
}
static const char* getSheetPinShapeToken( PINSHEETLABEL_SHAPE aShape )
{
switch( aShape )
{
case PINSHEETLABEL_SHAPE::PS_INPUT: return SCHEMATIC_LEXER::TokenName( T_input );
case PINSHEETLABEL_SHAPE::PS_OUTPUT: return SCHEMATIC_LEXER::TokenName( T_output );
case PINSHEETLABEL_SHAPE::PS_BIDI: return SCHEMATIC_LEXER::TokenName( T_bidirectional );
case PINSHEETLABEL_SHAPE::PS_TRISTATE: return SCHEMATIC_LEXER::TokenName( T_tri_state );
case PINSHEETLABEL_SHAPE::PS_UNSPECIFIED: return SCHEMATIC_LEXER::TokenName( T_passive );
default: wxFAIL; return SCHEMATIC_LEXER::TokenName( T_passive );
}
}
static double getSheetPinAngle( SHEET_SIDE aSide )
{
double retv;
switch( aSide )
{
case SHEET_UNDEFINED_SIDE:
case SHEET_LEFT_SIDE: retv = 180.0; break;
case SHEET_RIGHT_SIDE: retv = 0.0; break;
case SHEET_TOP_SIDE: retv = 90.0; break;
case SHEET_BOTTOM_SIDE: retv = 270.0; break;
default: wxFAIL; retv = 0.0; break;
}
return retv;
}
static wxString getLineStyleToken( PLOT_DASH_TYPE aStyle )
{
wxString token;
switch( aStyle )
{
case PLOT_DASH_TYPE::DASH: token = "dash"; break;
case PLOT_DASH_TYPE::DOT: token = "dot"; break;
case PLOT_DASH_TYPE::DASHDOT: token = "dash_dot"; break;
case PLOT_DASH_TYPE::SOLID:
default: token = "solid"; break;
}
return token;
}
static const char* getTextTypeToken( KICAD_T aType )
{
switch( aType )
{
case SCH_TEXT_T: return SCHEMATIC_LEXER::TokenName( T_text );
case SCH_LABEL_T: return SCHEMATIC_LEXER::TokenName( T_label );
case SCH_GLOBAL_LABEL_T: return SCHEMATIC_LEXER::TokenName( T_global_label );
case SCH_HIER_LABEL_T: return SCHEMATIC_LEXER::TokenName( T_hierarchical_label );
default: wxFAIL; return SCHEMATIC_LEXER::TokenName( T_text );
}
}
/**
* Write stroke definition to \a aFormatter.
*
* This only writes the stroke definition if \a aWidth, \a aStyle and \a aColor are
* not the default setting or are not defined.
*
* @param aFormatter A pointer to the #OUTPUTFORMATTER object to write to.
* @param aNestLevel The nest level to indent the stroke definition.
* @param aWidth The stroke line width in internal units.
* @param aStyle The stroke line style.
* @param aColor The stroke line color.
*/
static void formatStroke( OUTPUTFORMATTER* aFormatter, int aNestLevel,
const STROKE_PARAMS& aStroke )
{
wxASSERT( aFormatter != nullptr );
aFormatter->Print( aNestLevel, "(stroke (width %s) (type %s) (color %d %d %d %s))",
FormatInternalUnits( aStroke.GetWidth() ).c_str(),
TO_UTF8( getLineStyleToken( aStroke.GetType() ) ),
KiROUND( aStroke.GetColor().r * 255.0 ),
KiROUND( aStroke.GetColor().g * 255.0 ),
KiROUND( aStroke.GetColor().b * 255.0 ),
Double2Str( aStroke.GetColor().a ).c_str() );
}
/**
* A cache assistant for the part library portion of the #SCH_PLUGIN API, and only for the
* #SCH_SEXPR_PLUGIN, so therefore is private to this implementation file, i.e. not placed
* into a header.
*/
class SCH_SEXPR_PLUGIN_CACHE
{
static int m_modHash; // Keep track of the modification status of the library.
wxString m_fileName; // Absolute path and file name.
wxFileName m_libFileName; // Absolute path and file name is required here.
wxDateTime m_fileModTime;
LIB_PART_MAP m_symbols; // Map of names of #LIB_PART pointers.
bool m_isWritable;
bool m_isModified;
int m_versionMajor;
int m_versionMinor;
int m_libType; // Is this cache a component or symbol library.
static FILL_T parseFillMode( LINE_READER& aReader, const char* aLine,
const char** aOutput );
LIB_PART* removeSymbol( LIB_PART* aAlias );
static void saveSymbolDrawItem( LIB_ITEM* aItem, OUTPUTFORMATTER& aFormatter,
int aNestLevel );
static void saveArc( LIB_ARC* aArc, OUTPUTFORMATTER& aFormatter, int aNestLevel = 0 );
static void saveBezier( LIB_BEZIER* aBezier, OUTPUTFORMATTER& aFormatter,
int aNestLevel = 0 );
static void saveCircle( LIB_CIRCLE* aCircle, OUTPUTFORMATTER& aFormatter,
int aNestLevel = 0 );
static void saveField( LIB_FIELD* aField, OUTPUTFORMATTER& aFormatter, int aNestLevel = 0 );
static void savePin( LIB_PIN* aPin, OUTPUTFORMATTER& aFormatter, int aNestLevel = 0 );
static void savePolyLine( LIB_POLYLINE* aPolyLine, OUTPUTFORMATTER& aFormatter,
int aNestLevel = 0 );
static void saveRectangle( LIB_RECTANGLE* aRectangle, OUTPUTFORMATTER& aFormatter,
int aNestLevel = 0 );
static void saveText( LIB_TEXT* aText, OUTPUTFORMATTER& aFormatter, int aNestLevel = 0 );
static void saveDcmInfoAsFields( LIB_PART* aSymbol, OUTPUTFORMATTER& aFormatter,
int aNestLevel = 0, int aFirstId = MANDATORY_FIELDS );
friend SCH_SEXPR_PLUGIN;
public:
SCH_SEXPR_PLUGIN_CACHE( const wxString& aLibraryPath );
~SCH_SEXPR_PLUGIN_CACHE();
int GetModifyHash() const { return m_modHash; }
// Most all functions in this class throw IO_ERROR exceptions. There are no
// error codes nor user interface calls from here, nor in any SCH_PLUGIN objects.
// Catch these exceptions higher up please.
/// Save the entire library to file m_libFileName;
void Save();
void Load();
void AddSymbol( const LIB_PART* aPart );
void DeleteSymbol( const wxString& aName );
// If m_libFileName is a symlink follow it to the real source file
wxFileName GetRealFile() const;
wxDateTime GetLibModificationTime();
bool IsFile( const wxString& aFullPathAndFileName ) const;
bool IsFileChanged() const;
void SetModified( bool aModified = true ) { m_isModified = aModified; }
wxString GetLogicalName() const { return m_libFileName.GetName(); }
void SetFileName( const wxString& aFileName ) { m_libFileName = aFileName; }
wxString GetFileName() const { return m_libFileName.GetFullPath(); }
static void SaveSymbol( LIB_PART* aSymbol, OUTPUTFORMATTER& aFormatter,
int aNestLevel = 0, const wxString& aLibName = wxEmptyString );
};
SCH_SEXPR_PLUGIN::SCH_SEXPR_PLUGIN()
{
init( NULL );
}
SCH_SEXPR_PLUGIN::~SCH_SEXPR_PLUGIN()
{
delete m_cache;
}
void SCH_SEXPR_PLUGIN::init( SCHEMATIC* aSchematic, const PROPERTIES* aProperties )
{
m_version = 0;
m_rootSheet = nullptr;
m_props = aProperties;
m_schematic = aSchematic;
m_cache = nullptr;
m_out = nullptr;
m_fieldId = 100; // number arbitrarily > MANDATORY_FIELDS or SHEET_MANDATORY_FIELDS
}
SCH_SHEET* SCH_SEXPR_PLUGIN::Load( const wxString& aFileName, SCHEMATIC* aSchematic,
SCH_SHEET* aAppendToMe, const PROPERTIES* aProperties )
{
wxASSERT( !aFileName || aSchematic != nullptr );
LOCALE_IO toggle; // toggles on, then off, the C locale.
SCH_SHEET* sheet;
wxFileName fn = aFileName;
// Unfortunately child sheet file names the legacy schematic file format are not fully
// qualified and are always appended to the project path. The aFileName attribute must
// always be an absolute path so the project path can be used for load child sheet files.
wxASSERT( fn.IsAbsolute() );
if( aAppendToMe )
{
wxLogTrace( traceSchLegacyPlugin, "Append \"%s\" to sheet \"%s\".",
aFileName, aAppendToMe->GetFileName() );
wxFileName normedFn = aAppendToMe->GetFileName();
if( !normedFn.IsAbsolute() )
{
if( aFileName.Right( normedFn.GetFullPath().Length() ) == normedFn.GetFullPath() )
m_path = aFileName.Left( aFileName.Length() - normedFn.GetFullPath().Length() );
}
if( m_path.IsEmpty() )
m_path = aSchematic->Prj().GetProjectPath();
wxLogTrace( traceSchLegacyPlugin, "Normalized append path \"%s\".", m_path );
}
else
{
m_path = aSchematic->Prj().GetProjectPath();
}
m_currentPath.push( m_path );
init( aSchematic, aProperties );
if( aAppendToMe == NULL )
{
// Clean up any allocated memory if an exception occurs loading the schematic.
std::unique_ptr< SCH_SHEET > newSheet( new SCH_SHEET( aSchematic ) );
newSheet->SetFileName( aFileName );
m_rootSheet = newSheet.get();
loadHierarchy( newSheet.get() );
// If we got here, the schematic loaded successfully.
sheet = newSheet.release();
m_rootSheet = nullptr; // Quiet Coverity warning.
}
else
{
wxCHECK_MSG( aSchematic->IsValid(), nullptr, "Can't append to a schematic with no root!" );
m_rootSheet = &aSchematic->Root();
sheet = aAppendToMe;
loadHierarchy( sheet );
}
wxASSERT( m_currentPath.size() == 1 ); // only the project path should remain
return sheet;
}
// Everything below this comment is recursive. Modify with care.
void SCH_SEXPR_PLUGIN::loadHierarchy( SCH_SHEET* aSheet )
{
SCH_SCREEN* screen = NULL;
if( !aSheet->GetScreen() )
{
// SCH_SCREEN objects store the full path and file name where the SCH_SHEET object only
// stores the file name and extension. Add the project path to the file name and
// extension to compare when calling SCH_SHEET::SearchHierarchy().
wxFileName fileName = aSheet->GetFileName();
if( !fileName.IsAbsolute() )
fileName.MakeAbsolute( m_currentPath.top() );
// Save the current path so that it gets restored when decending and ascending the
// sheet hierarchy which allows for sheet schematic files to be nested in folders
// relative to the last path a schematic was loaded from.
wxLogTrace( traceSchLegacyPlugin, "Saving path \"%s\"", m_currentPath.top() );
m_currentPath.push( fileName.GetPath() );
wxLogTrace( traceSchLegacyPlugin, "Current path \"%s\"", m_currentPath.top() );
wxLogTrace( traceSchLegacyPlugin, "Loading \"%s\"", fileName.GetFullPath() );
m_rootSheet->SearchHierarchy( fileName.GetFullPath(), &screen );
if( screen )
{
aSheet->SetScreen( screen );
aSheet->GetScreen()->SetParent( m_schematic );
// Do not need to load the sub-sheets - this has already been done.
}
else
{
aSheet->SetScreen( new SCH_SCREEN( m_schematic ) );
aSheet->GetScreen()->SetFileName( fileName.GetFullPath() );
try
{
loadFile( fileName.GetFullPath(), aSheet );
}
catch( const IO_ERROR& ioe )
{
// If there is a problem loading the root sheet, there is no recovery.
if( aSheet == m_rootSheet )
throw( ioe );
// For all subsheets, queue up the error message for the caller.
if( !m_error.IsEmpty() )
m_error += "\n";
m_error += ioe.What();
}
// This was moved out of the try{} block so that any sheets definitionsthat
// the plugin fully parsed before the exception was raised will be loaded.
for( auto aItem : aSheet->GetScreen()->Items().OfType( SCH_SHEET_T ) )
{
wxCHECK2( aItem->Type() == SCH_SHEET_T, /* do nothing */ );
auto sheet = static_cast<SCH_SHEET*>( aItem );
// Recursion starts here.
loadHierarchy( sheet );
}
}
m_currentPath.pop();
wxLogTrace( traceSchLegacyPlugin, "Restoring path \"%s\"", m_currentPath.top() );
}
}
void SCH_SEXPR_PLUGIN::loadFile( const wxString& aFileName, SCH_SHEET* aSheet )
{
FILE_LINE_READER reader( aFileName );
SCH_SEXPR_PARSER parser( &reader );
parser.ParseSchematic( aSheet );
}
void SCH_SEXPR_PLUGIN::LoadContent( LINE_READER& aReader, SCH_SHEET* aSheet, int aFileVersion )
{
wxCHECK( aSheet, /* void */ );
LOCALE_IO toggle;
SCH_SEXPR_PARSER parser( &aReader );
parser.ParseSchematic( aSheet, true, aFileVersion );
}
void SCH_SEXPR_PLUGIN::Save( const wxString& aFileName, SCH_SHEET* aSheet, SCHEMATIC* aSchematic,
const PROPERTIES* aProperties )
{
wxCHECK_RET( aSheet != NULL, "NULL SCH_SHEET object." );
wxCHECK_RET( !aFileName.IsEmpty(), "No schematic file name defined." );
LOCALE_IO toggle; // toggles on, then off, the C locale, to write floating point values.
init( aSchematic, aProperties );
wxFileName fn = aFileName;
// File names should be absolute. Don't assume everything relative to the project path
// works properly.
wxASSERT( fn.IsAbsolute() );
FILE_OUTPUTFORMATTER formatter( fn.GetFullPath() );
m_out = &formatter; // no ownership
Format( aSheet );
}
void SCH_SEXPR_PLUGIN::Format( SCH_SHEET* aSheet )
{
wxCHECK_RET( aSheet != NULL, "NULL SCH_SHEET* object." );
wxCHECK_RET( m_schematic != NULL, "NULL SCHEMATIC* object." );
SCH_SCREEN* screen = aSheet->GetScreen();
wxCHECK( screen, /* void */ );
m_out->Print( 0, "(kicad_sch (version %d) (host eeschema %s)\n\n",
SEXPR_SCHEMATIC_FILE_VERSION,
m_out->Quotew( GetBuildVersion() ).c_str() );
// Root sheet must have a permanent UUID.
// if( aSheet->IsRootSheet() && aSheet->m_Uuid.IsLegacyTimestamp() )
// const_cast<KIID&>( aSheet->m_Uuid ).ConvertTimestampToUuid();
// m_out->Print( 1, "(uuid %s)\n\n", m_out->Quotew( aSheet->m_Uuid.AsString() ).c_str() );
m_out->Print( 1, "(page %d %d)\n\n",
screen->m_ScreenNumber,
screen->m_NumberOfScreens );
screen->GetPageSettings().Format( m_out, 1, 0 );
m_out->Print( 0, "\n" );
screen->GetTitleBlock().Format( m_out, 1, 0 );
// Save cache library.
m_out->Print( 1, "(lib_symbols\n" );
for( auto libSymbol : screen->GetLibSymbols() )
SCH_SEXPR_PLUGIN_CACHE::SaveSymbol( libSymbol.second, *m_out, 2, libSymbol.first );
m_out->Print( 1, ")\n\n" );
for( const auto& alias : screen->GetBusAliases() )
{
saveBusAlias( alias, 1 );
}
// Enforce item ordering
auto cmp = []( const SCH_ITEM* a, const SCH_ITEM* b )
{
return *a < *b;
};
std::multiset<SCH_ITEM*, decltype( cmp )> save_map( cmp );
for( SCH_ITEM* item : screen->Items() )
save_map.insert( item );
KICAD_T itemType = TYPE_NOT_INIT;
SCH_LAYER_ID layer = SCH_LAYER_ID_START;
for( SCH_ITEM* item : save_map )
{
if( itemType != item->Type() )
{
itemType = item->Type();
if( itemType != SCH_COMPONENT_T
&& itemType != SCH_JUNCTION_T
&& itemType != SCH_SHEET_T )
m_out->Print( 0, "\n" );
}
switch( item->Type() )
{
case SCH_COMPONENT_T:
m_out->Print( 0, "\n" );
saveSymbol( static_cast<SCH_COMPONENT*>( item ), 1 );
break;
case SCH_BITMAP_T:
saveBitmap( static_cast<SCH_BITMAP*>( item ), 1 );
break;
case SCH_SHEET_T:
m_out->Print( 0, "\n" );
saveSheet( static_cast<SCH_SHEET*>( item ), 1 );
break;
case SCH_JUNCTION_T:
saveJunction( static_cast<SCH_JUNCTION*>( item ), 1 );
break;
case SCH_NO_CONNECT_T:
saveNoConnect( static_cast<SCH_NO_CONNECT*>( item ), 1 );
break;
case SCH_BUS_WIRE_ENTRY_T:
case SCH_BUS_BUS_ENTRY_T:
saveBusEntry( static_cast<SCH_BUS_ENTRY_BASE*>( item ), 1 );
break;
case SCH_LINE_T:
if( layer != item->GetLayer() )
{
if( layer == SCH_LAYER_ID_START )
{
layer = item->GetLayer();
}
else
{
layer = item->GetLayer();
m_out->Print( 0, "\n" );
}
}
saveLine( static_cast<SCH_LINE*>( item ), 1 );
break;
case SCH_TEXT_T:
case SCH_LABEL_T:
case SCH_GLOBAL_LABEL_T:
case SCH_HIER_LABEL_T:
saveText( static_cast<SCH_TEXT*>( item ), 1 );
break;
default:
wxASSERT( "Unexpected schematic object type in SCH_SEXPR_PLUGIN::Format()" );
}
}
// If this is the root sheet, save all of the sheet paths.
if( aSheet->IsRootSheet() )
{
m_out->Print( 0, "\n" );
m_out->Print( 1, "(symbol_instances\n" );
SCH_SHEET_LIST sheetPaths( aSheet );
for( const SCH_SHEET_PATH& sheetPath : sheetPaths )
{
SCH_REFERENCE_LIST instances;
sheetPath.GetComponents( instances, true, true );
instances.SortByReferenceOnly();
for( size_t i = 0; i < instances.GetCount(); i++ )
{
m_out->Print( 2, "(path %s\n",
m_out->Quotew( instances[i].GetPath() ).c_str() );
m_out->Print( 3, "(reference %s) (unit %d)\n",
m_out->Quotew( instances[i].GetRef() ).c_str(),
instances[i].GetUnit() );
m_out->Print( 2, ")\n" );
}
}
m_out->Print( 1, ")\n" ); // Close instances token.
}
else if( screen->m_symbolInstances.size() )
{
m_out->Print( 0, "\n" );
m_out->Print( 1, "(symbol_instances\n" );
for( const COMPONENT_INSTANCE_REFERENCE& instance : screen->m_symbolInstances )
{
m_out->Print( 2, "(path %s (reference %s) (unit %d))\n",
m_out->Quotew( instance.m_Path.AsString() ).c_str(),
m_out->Quotew( instance.m_Reference ).c_str(),
instance.m_Unit );
}
m_out->Print( 1, ")\n" ); // Close instances token.
}
m_out->Print( 0, ")\n" );
}
void SCH_SEXPR_PLUGIN::Format( EE_SELECTION* aSelection, OUTPUTFORMATTER* aFormatter )
{
wxCHECK( aSelection && aFormatter, /* void */ );
LOCALE_IO toggle;
m_out = aFormatter;
size_t i;
SCH_ITEM* item;
std::map<wxString, LIB_PART*> libSymbols;
SCH_SCREEN* screen = aSelection->GetScreen();
for( i = 0; i < aSelection->GetSize(); ++i )
{
item = dynamic_cast<SCH_ITEM*>( aSelection->GetItem( i ) );
wxCHECK2( item, continue );
if( item->Type() != SCH_COMPONENT_T )
continue;
SCH_COMPONENT* symbol = dynamic_cast<SCH_COMPONENT*>( item );
wxCHECK2( symbol, continue );
wxString libSymbolLookup = symbol->GetLibId().Format().wx_str();
if( !symbol->UseLibIdLookup() )
libSymbolLookup = symbol->GetSchSymbolLibraryName();
auto it = screen->GetLibSymbols().find( libSymbolLookup );
if( it != screen->GetLibSymbols().end() )
libSymbols[ libSymbolLookup ] = it->second;
}
if( !libSymbols.empty() )
{
m_out->Print( 0, "(lib_symbols\n" );
for( auto libSymbol : libSymbols )
SCH_SEXPR_PLUGIN_CACHE::SaveSymbol( libSymbol.second, *m_out, 1, libSymbol.first );
m_out->Print( 0, ")\n\n" );
}
for( i = 0; i < aSelection->GetSize(); ++i )
{
item = (SCH_ITEM*) aSelection->GetItem( i );
switch( item->Type() )
{
case SCH_COMPONENT_T:
saveSymbol( static_cast< SCH_COMPONENT* >( item ), 0 );
break;
case SCH_BITMAP_T:
saveBitmap( static_cast< SCH_BITMAP* >( item ), 0 );
break;
case SCH_SHEET_T:
saveSheet( static_cast< SCH_SHEET* >( item ), 0 );
break;
case SCH_JUNCTION_T:
saveJunction( static_cast< SCH_JUNCTION* >( item ), 0 );
break;
case SCH_NO_CONNECT_T:
saveNoConnect( static_cast< SCH_NO_CONNECT* >( item ), 0 );
break;
case SCH_BUS_WIRE_ENTRY_T:
case SCH_BUS_BUS_ENTRY_T:
saveBusEntry( static_cast< SCH_BUS_ENTRY_BASE* >( item ), 0 );
break;
case SCH_LINE_T:
saveLine( static_cast< SCH_LINE* >( item ), 0 );
break;
case SCH_TEXT_T:
case SCH_LABEL_T:
case SCH_GLOBAL_LABEL_T:
case SCH_HIER_LABEL_T:
saveText( static_cast< SCH_TEXT* >( item ), 0 );
break;
default:
wxASSERT( "Unexpected schematic object type in SCH_SEXPR_PLUGIN::Format()" );
}
}
}
void SCH_SEXPR_PLUGIN::saveSymbol( SCH_COMPONENT* aSymbol, int aNestLevel )
{
wxCHECK_RET( aSymbol != nullptr && m_out != nullptr, "" );
std::string libName;
wxArrayString reference_fields;
static wxString delimiters( wxT( " " ) );
wxString part_name = aSymbol->GetLibId().Format();
if( part_name.size() )
{
libName = toUTFTildaText( part_name );
}
else
{
libName = "_NONAME_";
}
double angle;
int orientation = aSymbol->GetOrientation() & ~( CMP_MIRROR_X | CMP_MIRROR_Y );
if( orientation == CMP_ORIENT_90 )
angle = 90.0;
else if( orientation == CMP_ORIENT_180 )
angle = 180.0;
else if( orientation == CMP_ORIENT_270 )
angle = 270.0;
else
angle = 0.0;
m_out->Print( aNestLevel, "(symbol" );
if( !aSymbol->UseLibIdLookup() )
m_out->Print( 0, " (lib_name %s)",
m_out->Quotew( aSymbol->GetSchSymbolLibraryName() ).c_str() );
m_out->Print( 0, " (lib_id %s) (at %s %s %s)",
m_out->Quotew( aSymbol->GetLibId().Format().wx_str() ).c_str(),
FormatInternalUnits( aSymbol->GetPosition().x ).c_str(),
FormatInternalUnits( aSymbol->GetPosition().y ).c_str(),
FormatAngle( angle * 10.0 ).c_str() );
bool mirrorX = aSymbol->GetOrientation() & CMP_MIRROR_X;
bool mirrorY = aSymbol->GetOrientation() & CMP_MIRROR_Y;
if( mirrorX || mirrorY )
{
m_out->Print( 0, " (mirror" );
if( mirrorX )
m_out->Print( 0, " x" );
if( mirrorY )
m_out->Print( 0, " y" );
m_out->Print( 0, ")" );
}
if( !( aSymbol->GetInstanceReferences().size() > 1 ) )
m_out->Print( 0, " (unit %d)", aSymbol->GetUnit() );
if( aSymbol->GetConvert() == LIB_ITEM::LIB_CONVERT::DEMORGAN )
m_out->Print( 0, " (convert %d)", aSymbol->GetConvert() );
m_out->Print( 0, "\n" );
m_out->Print( aNestLevel + 1, "(in_bom %s)", ( aSymbol->GetIncludeInBom() ) ? "yes" : "no" );
m_out->Print( 0, " (on_board %s)", ( aSymbol->GetIncludeOnBoard() ) ? "yes" : "no" );
m_out->Print( 0, "\n" );
// @todo Convert to full UUID if current UUID is a legacy time stamp.
m_out->Print( aNestLevel + 1, "(uuid %s)\n",
m_out->Quotew( aSymbol->m_Uuid.AsString() ).c_str() );
m_fieldId = MANDATORY_FIELDS;
for( SCH_FIELD& field : aSymbol->GetFields() )
{
saveField( &field, aNestLevel + 1 );
}
m_out->Print( aNestLevel, ")\n" );
}
void SCH_SEXPR_PLUGIN::saveField( SCH_FIELD* aField, int aNestLevel )
{
wxCHECK_RET( aField != nullptr && m_out != nullptr, "" );
wxString fieldName = aField->GetName();
// For some reason (bug in legacy parser?) the field ID for non-mandatory fields is -1 so
// check for this in order to correctly use the field name.
if( aField->GetParent()->Type() == SCH_COMPONENT_T )
{
if( aField->GetId() >= 0 && aField->GetId() < MANDATORY_FIELDS )
fieldName = TEMPLATE_FIELDNAME::GetDefaultFieldName( aField->GetId() );
}
else if( aField->GetParent()->Type() == SCH_SHEET_T )
{
if( aField->GetId() >= 0 && aField->GetId() < SHEET_MANDATORY_FIELDS )
fieldName = SCH_SHEET::GetDefaultFieldName( aField->GetId() );
}
if( aField->GetId() == -1 /* undefined ID */ )
{
aField->SetId( m_fieldId );
m_fieldId += 1;
}
m_out->Print( aNestLevel, "(property %s %s (id %d) (at %s %s %s)",
m_out->Quotew( fieldName ).c_str(),
m_out->Quotew( aField->GetText() ).c_str(),
aField->GetId(),
FormatInternalUnits( aField->GetPosition().x ).c_str(),
FormatInternalUnits( aField->GetPosition().y ).c_str(),
FormatAngle( aField->GetTextAngleDegrees() * 10.0 ).c_str() );
if( !aField->IsDefaultFormatting()
|| ( aField->GetTextHeight() != Mils2iu( DEFAULT_SIZE_TEXT ) ) )
{
m_out->Print( 0, "\n" );
aField->Format( m_out, aNestLevel, 0 );
m_out->Print( aNestLevel, ")\n" ); // Closes property token with font effects.
}
else
{
m_out->Print( 0, ")\n" ); // Closes property token without font effects.
}
}
void SCH_SEXPR_PLUGIN::saveBitmap( SCH_BITMAP* aBitmap, int aNestLevel )
{
wxCHECK_RET( aBitmap != nullptr && m_out != nullptr, "" );
const wxImage* image = aBitmap->GetImage()->GetImageData();
wxCHECK_RET( image != NULL, "wxImage* is NULL" );
m_out->Print( aNestLevel, "(image (at %s %s)",
FormatInternalUnits( aBitmap->GetPosition().x ).c_str(),
FormatInternalUnits( aBitmap->GetPosition().y ).c_str() );
if( aBitmap->GetImage()->GetScale() != 1.0 )
m_out->Print( 0, " (scale %g)", aBitmap->GetImage()->GetScale() );
m_out->Print( 0, "\n" );
m_out->Print( aNestLevel + 1, "(data" );
wxMemoryOutputStream stream;
image->SaveFile( stream, wxBITMAP_TYPE_PNG );
// Write binary data in hexadecimal form (ASCII)
wxStreamBuffer* buffer = stream.GetOutputStreamBuffer();
wxString out = wxBase64Encode( buffer->GetBufferStart(), buffer->GetBufferSize() );
// Apparently the MIME standard character width for base64 encoding is 76 (unconfirmed)
// so use it in a vein attempt to be standard like.
#define MIME_BASE64_LENGTH 76
size_t first = 0;
while( first < out.Length() )
{
m_out->Print( 0, "\n" );
m_out->Print( aNestLevel + 2, "%s", TO_UTF8( out( first, MIME_BASE64_LENGTH ) ) );
first += MIME_BASE64_LENGTH;
}
m_out->Print( 0, "\n" );
m_out->Print( aNestLevel + 1, ")\n" ); // Closes data token.
m_out->Print( aNestLevel, ")\n" ); // Closes image token.
}
void SCH_SEXPR_PLUGIN::saveSheet( SCH_SHEET* aSheet, int aNestLevel )
{
wxCHECK_RET( aSheet != nullptr && m_out != nullptr, "" );
m_out->Print( aNestLevel, "(sheet (at %s %s) (size %s %s)\n",
FormatInternalUnits( aSheet->GetPosition().x ).c_str(),
FormatInternalUnits( aSheet->GetPosition().y ).c_str(),
FormatInternalUnits( aSheet->GetSize().GetWidth() ).c_str(),
FormatInternalUnits( aSheet->GetSize().GetHeight() ).c_str() );
STROKE_PARAMS stroke( aSheet->GetBorderWidth(), PLOT_DASH_TYPE::SOLID,
aSheet->GetBorderColor() );
stroke.SetWidth( aSheet->GetBorderWidth() );
formatStroke( m_out, aNestLevel + 1, stroke );
m_out->Print( 0, "\n" );
m_out->Print( aNestLevel + 1, "(fill (color %d %d %d %0.4f))",
KiROUND( aSheet->GetBackgroundColor().r * 255.0 ),
KiROUND( aSheet->GetBackgroundColor().g * 255.0 ),
KiROUND( aSheet->GetBackgroundColor().b * 255.0 ),
aSheet->GetBackgroundColor().a );
m_out->Print( aNestLevel + 1, "(uuid %s)\n", TO_UTF8( aSheet->m_Uuid.AsString() ) );
m_fieldId = SHEET_MANDATORY_FIELDS;
for( SCH_FIELD& field : aSheet->GetFields() )
{
saveField( &field, aNestLevel + 1 );
}
for( const SCH_SHEET_PIN* pin : aSheet->GetPins() )
{
m_out->Print( aNestLevel + 1, "(pin %s %s (at %s %s %s)\n",
EscapedUTF8( pin->GetText() ).c_str(),
getSheetPinShapeToken( pin->GetShape() ),
FormatInternalUnits( pin->GetPosition().x ).c_str(),
FormatInternalUnits( pin->GetPosition().y ).c_str(),
FormatAngle( getSheetPinAngle( pin->GetEdge() ) * 10.0 ).c_str() );
pin->Format( m_out, aNestLevel + 1, 0 );
m_out->Print( aNestLevel + 1, ")\n" ); // Closes pin token with font effects.
}
m_out->Print( aNestLevel, ")\n" ); // Closes sheet token.
}
void SCH_SEXPR_PLUGIN::saveJunction( SCH_JUNCTION* aJunction, int aNestLevel )
{
wxCHECK_RET( aJunction != nullptr && m_out != nullptr, "" );
m_out->Print( aNestLevel, "(junction (at %s %s) (diameter %s) (color %d %d %d %s))\n",
FormatInternalUnits( aJunction->GetPosition().x ).c_str(),
FormatInternalUnits( aJunction->GetPosition().y ).c_str(),
FormatInternalUnits( aJunction->GetDiameter() ).c_str(),
KiROUND( aJunction->GetColor().r * 255.0 ),
KiROUND( aJunction->GetColor().g * 255.0 ),
KiROUND( aJunction->GetColor().b * 255.0 ),
Double2Str( aJunction->GetColor().a ).c_str() );
}
void SCH_SEXPR_PLUGIN::saveNoConnect( SCH_NO_CONNECT* aNoConnect, int aNestLevel )
{
wxCHECK_RET( aNoConnect != nullptr && m_out != nullptr, "" );
m_out->Print( aNestLevel, "(no_connect (at %s %s))\n",
FormatInternalUnits( aNoConnect->GetPosition().x ).c_str(),
FormatInternalUnits( aNoConnect->GetPosition().y ).c_str() );
}
void SCH_SEXPR_PLUGIN::saveBusEntry( SCH_BUS_ENTRY_BASE* aBusEntry, int aNestLevel )
{
wxCHECK_RET( aBusEntry != nullptr && m_out != nullptr, "" );
// Bus to bus entries are converted to bus line segments.
if( aBusEntry->GetClass() == "SCH_BUS_BUS_ENTRY" )
{
SCH_LINE busEntryLine( aBusEntry->GetPosition(), LAYER_BUS );
busEntryLine.SetEndPoint( aBusEntry->m_End() );
saveLine( &busEntryLine, aNestLevel );
}
else
{
m_out->Print( aNestLevel, "(bus_entry (at %s %s) (size %s %s)\n",
FormatInternalUnits( aBusEntry->GetPosition().x ).c_str(),
FormatInternalUnits( aBusEntry->GetPosition().y ).c_str(),
FormatInternalUnits( aBusEntry->GetSize().GetWidth() ).c_str(),
FormatInternalUnits( aBusEntry->GetSize().GetHeight() ).c_str() );
formatStroke( m_out, aNestLevel + 1, aBusEntry->GetStroke() );
m_out->Print( 0, "\n" );
m_out->Print( aNestLevel, ")\n" );
}
}
void SCH_SEXPR_PLUGIN::saveLine( SCH_LINE* aLine, int aNestLevel )
{
wxCHECK_RET( aLine != nullptr && m_out != nullptr, "" );
wxString lineType;
switch( aLine->GetLayer() )
{
case LAYER_BUS: lineType = "bus"; break;
case LAYER_WIRE: lineType = "wire"; break;
case LAYER_NOTES:
default: lineType = "polyline"; break;
}
m_out->Print( aNestLevel, "(%s (pts (xy %s %s) (xy %s %s))\n",
TO_UTF8( lineType ),
FormatInternalUnits( aLine->GetStartPoint().x ).c_str(),
FormatInternalUnits( aLine->GetStartPoint().y ).c_str(),
FormatInternalUnits( aLine->GetEndPoint().x ).c_str(),
FormatInternalUnits( aLine->GetEndPoint().y ).c_str() );
formatStroke( m_out, aNestLevel + 1, aLine->GetStroke() );
m_out->Print( 0, "\n" );
m_out->Print( aNestLevel, ")\n" );
}
void SCH_SEXPR_PLUGIN::saveText( SCH_TEXT* aText, int aNestLevel )
{
wxCHECK_RET( aText != nullptr && m_out != nullptr, "" );
double angle;
switch( aText->GetLabelSpinStyle() )
{
case LABEL_SPIN_STYLE::RIGHT: angle = 0.0; break;
case LABEL_SPIN_STYLE::UP: angle = 90.0; break;
case LABEL_SPIN_STYLE::LEFT: angle = 180.0; break;
case LABEL_SPIN_STYLE::BOTTOM: angle = 270.0; break;
default: wxFAIL; angle = 0.0; break;
}
m_out->Print( aNestLevel, "(%s %s",
getTextTypeToken( aText->Type() ),
m_out->Quotew( aText->GetText() ).c_str() );
if( ( aText->Type() == SCH_GLOBAL_LABEL_T ) || ( aText->Type() == SCH_HIER_LABEL_T ) )
m_out->Print( 0, " (shape %s)", getSheetPinShapeToken( aText->GetShape() ) );
if( aText->GetText().Length() < 50 )
{
m_out->Print( 0, " (at %s %s %s)",
FormatInternalUnits( aText->GetPosition().x ).c_str(),
FormatInternalUnits( aText->GetPosition().y ).c_str(),
FormatAngle( angle * 10.0 ).c_str() );
}
else
{
m_out->Print( 0, "\n" );
m_out->Print( aNestLevel + 1, "(at %s %s %s)",
FormatInternalUnits( aText->GetPosition().x ).c_str(),
FormatInternalUnits( aText->GetPosition().y ).c_str(),
FormatAngle( aText->GetTextAngle() ).c_str() );
}
m_out->Print( 0, "\n" );
aText->Format( m_out, aNestLevel, 0 );
m_out->Print( aNestLevel, ")\n" ); // Closes text token.
}
void SCH_SEXPR_PLUGIN::saveBusAlias( std::shared_ptr<BUS_ALIAS> aAlias, int aNestLevel )
{
wxCHECK_RET( aAlias != NULL, "BUS_ALIAS* is NULL" );
wxString members;
for( auto member : aAlias->Members() )
{
if( members.IsEmpty() )
members = m_out->Quotew( member );
else
members += " " + m_out->Quotew( member );
}
m_out->Print( aNestLevel, "(bus_alias %s (members %s))\n",
m_out->Quotew( aAlias->GetName() ).c_str(),
TO_UTF8( members ) );
}
int SCH_SEXPR_PLUGIN_CACHE::m_modHash = 1; // starts at 1 and goes up
SCH_SEXPR_PLUGIN_CACHE::SCH_SEXPR_PLUGIN_CACHE( const wxString& aFullPathAndFileName ) :
m_fileName( aFullPathAndFileName ),
m_libFileName( aFullPathAndFileName ),
m_isWritable( true ),
m_isModified( false )
{
m_versionMajor = -1;
m_versionMinor = -1;
m_libType = LIBRARY_TYPE_EESCHEMA;
}
SCH_SEXPR_PLUGIN_CACHE::~SCH_SEXPR_PLUGIN_CACHE()
{
// When the cache is destroyed, all of the alias objects on the heap should be deleted.
for( LIB_PART_MAP::iterator it = m_symbols.begin(); it != m_symbols.end(); ++it )
delete it->second;
m_symbols.clear();
}
// If m_libFileName is a symlink follow it to the real source file
wxFileName SCH_SEXPR_PLUGIN_CACHE::GetRealFile() const
{
wxFileName fn( m_libFileName );
#ifndef __WINDOWS__
if( fn.Exists( wxFILE_EXISTS_SYMLINK ) )
{
char buffer[ PATH_MAX + 1 ];
ssize_t pathLen = readlink( TO_UTF8( fn.GetFullPath() ), buffer, PATH_MAX );
if( pathLen > 0 )
{
buffer[ pathLen ] = '\0';
fn.Assign( fn.GetPath() + wxT( "/" ) + wxString::FromUTF8( buffer ) );
fn.Normalize();
}
}
#endif
return fn;
}
wxDateTime SCH_SEXPR_PLUGIN_CACHE::GetLibModificationTime()
{
wxFileName fn = GetRealFile();
// update the writable flag while we have a wxFileName, in a network this
// is possibly quite dynamic anyway.
m_isWritable = fn.IsFileWritable();
return fn.GetModificationTime();
}
bool SCH_SEXPR_PLUGIN_CACHE::IsFile( const wxString& aFullPathAndFileName ) const
{
return m_fileName == aFullPathAndFileName;
}
bool SCH_SEXPR_PLUGIN_CACHE::IsFileChanged() const
{
wxFileName fn = GetRealFile();
if( m_fileModTime.IsValid() && fn.IsOk() && fn.FileExists() )
return fn.GetModificationTime() != m_fileModTime;
return false;
}
LIB_PART* SCH_SEXPR_PLUGIN_CACHE::removeSymbol( LIB_PART* aPart )
{
wxCHECK_MSG( aPart != NULL, NULL, "NULL pointer cannot be removed from library." );
LIB_PART* firstChild = NULL;
LIB_PART_MAP::iterator it = m_symbols.find( aPart->GetName() );
if( it == m_symbols.end() )
return NULL;
// If the entry pointer doesn't match the name it is mapped to in the library, we
// have done something terribly wrong.
wxCHECK_MSG( *it->second == aPart, NULL,
"Pointer mismatch while attempting to remove alias entry <" + aPart->GetName() +
"> from library cache <" + m_libFileName.GetName() + ">." );
// If the symbol is a root symbol used by other symbols find the first alias that uses
// the root part and make it the new root.
if( aPart->IsRoot() )
{
for( auto entry : m_symbols )
{
if( entry.second->IsAlias()
&& entry.second->GetParent().lock() == aPart->SharedPtr() )
{
firstChild = entry.second;
break;
}
}
if( firstChild )
{
for( LIB_ITEM& drawItem : aPart->GetDrawItems() )
{
if( drawItem.Type() == LIB_FIELD_T )
{
LIB_FIELD& field = static_cast<LIB_FIELD&>( drawItem );
if( firstChild->FindField( field.GetCanonicalName() ) )
continue;
}
LIB_ITEM* newItem = (LIB_ITEM*) drawItem.Clone();
drawItem.SetParent( firstChild );
firstChild->AddDrawItem( newItem );
}
// Reparent the remaining aliases.
for( auto entry : m_symbols )
{
if( entry.second->IsAlias()
&& entry.second->GetParent().lock() == aPart->SharedPtr() )
entry.second->SetParent( firstChild );
}
}
}
m_symbols.erase( it );
delete aPart;
m_isModified = true;
++m_modHash;
return firstChild;
}
void SCH_SEXPR_PLUGIN_CACHE::AddSymbol( const LIB_PART* aPart )
{
// aPart is cloned in PART_LIB::AddPart(). The cache takes ownership of aPart.
wxString name = aPart->GetName();
LIB_PART_MAP::iterator it = m_symbols.find( name );
if( it != m_symbols.end() )
{
removeSymbol( it->second );
}
m_symbols[ name ] = const_cast< LIB_PART* >( aPart );
m_isModified = true;
++m_modHash;
}
void SCH_SEXPR_PLUGIN_CACHE::Load()
{
if( !m_libFileName.FileExists() )
{
THROW_IO_ERROR( wxString::Format( _( "Library file \"%s\" not found." ),
m_libFileName.GetFullPath() ) );
}
wxCHECK_RET( m_libFileName.IsAbsolute(),
wxString::Format( "Cannot use relative file paths in sexpr plugin to "
"open library \"%s\".", m_libFileName.GetFullPath() ) );
wxLogTrace( traceSchLegacyPlugin, "Loading sexpr symbol library file \"%s\"",
m_libFileName.GetFullPath() );
FILE_LINE_READER reader( m_libFileName.GetFullPath() );
SCH_SEXPR_PARSER parser( &reader );
parser.ParseLib( m_symbols );
++m_modHash;
// Remember the file modification time of library file when the
// cache snapshot was made, so that in a networked environment we will
// reload the cache as needed.
m_fileModTime = GetLibModificationTime();
}
void SCH_SEXPR_PLUGIN_CACHE::Save()
{
if( !m_isModified )
return;
LOCALE_IO toggle; // toggles on, then off, the C locale.
// Write through symlinks, don't replace them.
wxFileName fn = GetRealFile();
std::unique_ptr< FILE_OUTPUTFORMATTER > formatter( new FILE_OUTPUTFORMATTER( fn.GetFullPath() ) );
formatter->Print( 0, "(kicad_symbol_lib (version %d) (host kicad_symbol_editor %s)\n",
SEXPR_SYMBOL_LIB_FILE_VERSION,
formatter->Quotew( GetBuildVersion() ).c_str() );
for( auto parent : m_symbols )
{
// Save the root symbol first so alias can inherit from them.
if( parent.second->IsRoot() )
{
SaveSymbol( parent.second, *formatter.get(), 1 );
// Save all of the aliases associated with the current root symbol.
for( auto alias : m_symbols )
{
if( !alias.second->IsAlias() )
continue;
std::shared_ptr<LIB_PART> aliasParent = alias.second->GetParent().lock();
if( aliasParent.get() != parent.second )
continue;
SaveSymbol( alias.second, *formatter.get(), 1 );
}
}
}
formatter->Print( 0, ")\n" );
formatter.reset();
m_fileModTime = fn.GetModificationTime();
m_isModified = false;
}
void SCH_SEXPR_PLUGIN_CACHE::SaveSymbol( LIB_PART* aSymbol, OUTPUTFORMATTER& aFormatter,
int aNestLevel, const wxString& aLibName )
{
wxCHECK_RET( aSymbol, "Invalid LIB_PART pointer." );
int lastFieldId;
LIB_FIELDS fields;
std::string name = aFormatter.Quotew( aSymbol->GetLibId().Format().wx_str() );
std::string unitName = aSymbol->GetLibId().GetLibItemName();
if( !aLibName.IsEmpty() )
{
name = aFormatter.Quotew( aLibName );
LIB_ID unitId;
wxCHECK2( unitId.Parse( aLibName, LIB_ID::ID_SCH ) < 0, /* do nothing */ );
unitName = unitId.GetLibItemName();
}
if( aSymbol->IsRoot() )
{
aFormatter.Print( aNestLevel, "(symbol %s", name.c_str() );
if( aSymbol->IsPower() )
aFormatter.Print( 0, " (power)" );
// TODO: add uuid token here.
// TODO: add anchor position token here.
if( !aSymbol->ShowPinNumbers() )
aFormatter.Print( 0, " (pin_numbers hide)" );
if( aSymbol->GetPinNameOffset() != Mils2iu( DEFAULT_PIN_NAME_OFFSET )
|| !aSymbol->ShowPinNames() )
{
aFormatter.Print( 0, " (pin_names" );
if( aSymbol->GetPinNameOffset() != Mils2iu( DEFAULT_PIN_NAME_OFFSET ) )
aFormatter.Print( 0, " (offset %s)",
FormatInternalUnits( aSymbol->GetPinNameOffset() ).c_str() );
if( !aSymbol->ShowPinNames() )
aFormatter.Print( 0, " hide" );
aFormatter.Print( 0, ")" );
}
// TODO: add atomic token here.
// TODO: add required token here."
aFormatter.Print( 0, "\n" );
aSymbol->GetFields( fields );
for( auto field : fields )
saveField( &field, aFormatter, aNestLevel + 1 );
lastFieldId = fields.back().GetId() + 1;
// @todo At some point in the future the lock status (all units interchangeable) should
// be set deterministically. For now a custom lock properter is used to preserve the
// locked flag state.
if( aSymbol->UnitsLocked() )
{
LIB_FIELD locked( lastFieldId, "ki_locked" );
saveField( &locked, aFormatter, aNestLevel + 1 );
lastFieldId += 1;
}
saveDcmInfoAsFields( aSymbol, aFormatter, aNestLevel, lastFieldId );
// Save the draw items grouped by units.
std::vector<PART_UNITS> units = aSymbol->GetUnitDrawItems();
for( auto unit : units )
{
aFormatter.Print( aNestLevel + 1, "(symbol \"%s_%d_%d\"\n",
unitName.c_str(), unit.m_unit, unit.m_convert );
for( auto item : unit.m_items )
saveSymbolDrawItem( item, aFormatter, aNestLevel + 2 );
aFormatter.Print( aNestLevel + 1, ")\n" );
}
}
else
{
std::shared_ptr<LIB_PART> parent = aSymbol->GetParent().lock();
wxASSERT( parent );
aFormatter.Print( aNestLevel, "(symbol %s (extends %s)\n",
name.c_str(),
aFormatter.Quotew( parent->GetName() ).c_str() );
aSymbol->GetFields( fields );
for( auto field : fields )
saveField( &field, aFormatter, aNestLevel + 1 );
lastFieldId = fields.back().GetId() + 1;
saveDcmInfoAsFields( aSymbol, aFormatter, aNestLevel, lastFieldId );
}
aFormatter.Print( aNestLevel, ")\n" );
}
void SCH_SEXPR_PLUGIN_CACHE::saveDcmInfoAsFields( LIB_PART* aSymbol, OUTPUTFORMATTER& aFormatter,
int aNestLevel, int aFirstId )
{
wxCHECK_RET( aSymbol, "Invalid LIB_PART pointer." );
int id = aFirstId;
if( !aSymbol->GetKeyWords().IsEmpty() )
{
LIB_FIELD keywords( id, wxString( "ki_keywords" ) );
keywords.SetVisible( false );
keywords.SetText( aSymbol->GetKeyWords() );
saveField( &keywords, aFormatter, aNestLevel + 1 );
id += 1;
}
if( !aSymbol->GetDescription().IsEmpty() )
{
LIB_FIELD description( id, wxString( "ki_description" ) );
description.SetVisible( false );
description.SetText( aSymbol->GetDescription() );
saveField( &description, aFormatter, aNestLevel + 1 );
id += 1;
}
wxArrayString fpFilters = aSymbol->GetFootprints();
if( !fpFilters.IsEmpty() )
{
wxString tmp;
for( auto filter : fpFilters )
{
if( tmp.IsEmpty() )
tmp = filter;
else
tmp += "\n" + filter;
}
LIB_FIELD description( id, wxString( "ki_fp_filters" ) );
description.SetVisible( false );
description.SetText( tmp );
saveField( &description, aFormatter, aNestLevel + 1 );
id += 1;
}
}
void SCH_SEXPR_PLUGIN_CACHE::saveSymbolDrawItem( LIB_ITEM* aItem, OUTPUTFORMATTER& aFormatter,
int aNestLevel )
{
wxCHECK_RET( aItem, "Invalid LIB_ITEM pointer." );
switch( aItem->Type() )
{
case LIB_ARC_T:
saveArc( (LIB_ARC*) aItem, aFormatter, aNestLevel );
break;
case LIB_BEZIER_T:
saveBezier( (LIB_BEZIER*) aItem, aFormatter, aNestLevel );
break;
case LIB_CIRCLE_T:
saveCircle( ( LIB_CIRCLE* ) aItem, aFormatter, aNestLevel );
break;
case LIB_PIN_T:
savePin( (LIB_PIN* ) aItem, aFormatter, aNestLevel );
break;
case LIB_POLYLINE_T:
savePolyLine( ( LIB_POLYLINE* ) aItem, aFormatter, aNestLevel );
break;
case LIB_RECTANGLE_T:
saveRectangle( ( LIB_RECTANGLE* ) aItem, aFormatter, aNestLevel );
break;
case LIB_TEXT_T:
saveText( ( LIB_TEXT* ) aItem, aFormatter, aNestLevel );
break;
default:
;
}
}
void SCH_SEXPR_PLUGIN_CACHE::saveArc( LIB_ARC* aArc,
OUTPUTFORMATTER& aFormatter,
int aNestLevel )
{
wxCHECK_RET( aArc && aArc->Type() == LIB_ARC_T, "Invalid LIB_ARC object." );
int x1 = aArc->GetFirstRadiusAngle();
if( x1 > 1800 )
x1 -= 3600;
int x2 = aArc->GetSecondRadiusAngle();
if( x2 > 1800 )
x2 -= 3600;
aFormatter.Print( aNestLevel,
"(arc (start %s %s) (end %s %s) (radius (at %s %s) (length %s) "
"(angles %g %g))",
FormatInternalUnits( aArc->GetStart().x ).c_str(),
FormatInternalUnits( aArc->GetStart().y ).c_str(),
FormatInternalUnits( aArc->GetEnd().x ).c_str(),
FormatInternalUnits( aArc->GetEnd().y ).c_str(),
FormatInternalUnits( aArc->GetPosition().x ).c_str(),
FormatInternalUnits( aArc->GetPosition().y ).c_str(),
FormatInternalUnits( aArc->GetRadius() ).c_str(),
static_cast<double>( x1 ) / 10.0,
static_cast<double>( x2 ) / 10.0 );
aFormatter.Print( 0, "\n" );
aFormatter.Print( aNestLevel + 1, "(stroke (width %s)) ",
FormatInternalUnits( aArc->GetWidth() ).c_str() );
formatFill( static_cast< LIB_ITEM* >( aArc ), aFormatter, 0 );
aFormatter.Print( 0, "\n" );
aFormatter.Print( aNestLevel, ")\n" );
}
void SCH_SEXPR_PLUGIN_CACHE::saveBezier( LIB_BEZIER* aBezier,
OUTPUTFORMATTER& aFormatter,
int aNestLevel )
{
wxCHECK_RET( aBezier && aBezier->Type() == LIB_BEZIER_T, "Invalid LIB_BEZIER object." );
int newLine = 0;
int lineCount = 1;
aFormatter.Print( aNestLevel, "(bezier\n" );
aFormatter.Print( aNestLevel + 1, "(pts " );
for( const auto& pt : aBezier->GetPoints() )
{
if( newLine == 4 )
{
aFormatter.Print( 0, "\n" );
aFormatter.Print( aNestLevel + 3, " (xy %s %s)",
FormatInternalUnits( pt.x ).c_str(),
FormatInternalUnits( pt.y ).c_str() );
newLine = 0;
lineCount += 1;
}
else
{
aFormatter.Print( 0, " (xy %s %s)",
FormatInternalUnits( pt.x ).c_str(),
FormatInternalUnits( pt.y ).c_str() );
}
newLine += 1;
}
if( lineCount == 1 )
{
aFormatter.Print( 0, ")\n" ); // Closes pts token on same line.
}
else
{
aFormatter.Print( 0, "\n" );
aFormatter.Print( aNestLevel + 1, ")\n" ); // Closes pts token with multiple lines.
}
aFormatter.Print( aNestLevel + 1, "(stroke (width %s)) ",
FormatInternalUnits( aBezier->GetWidth() ).c_str() );
formatFill( static_cast< LIB_ITEM* >( aBezier ), aFormatter, 0 );
aFormatter.Print( 0, "\n" );
aFormatter.Print( aNestLevel, ")\n" );
}
void SCH_SEXPR_PLUGIN_CACHE::saveCircle( LIB_CIRCLE* aCircle,
OUTPUTFORMATTER& aFormatter,
int aNestLevel )
{
wxCHECK_RET( aCircle && aCircle->Type() == LIB_CIRCLE_T, "Invalid LIB_CIRCLE object." );
aFormatter.Print( aNestLevel, "(circle (center %s %s) (radius %s) (stroke (width %s)) ",
FormatInternalUnits( aCircle->GetPosition().x ).c_str(),
FormatInternalUnits( aCircle->GetPosition().y ).c_str(),
FormatInternalUnits( aCircle->GetRadius() ).c_str(),
FormatInternalUnits( aCircle->GetWidth() ).c_str() );
formatFill( static_cast< LIB_ITEM* >( aCircle ), aFormatter, 0 );
aFormatter.Print( 0, ")\n" );
}
void SCH_SEXPR_PLUGIN_CACHE::saveField( LIB_FIELD* aField,
OUTPUTFORMATTER& aFormatter,
int aNestLevel )
{
wxCHECK_RET( aField && aField->Type() == LIB_FIELD_T, "Invalid LIB_FIELD object." );
aFormatter.Print( aNestLevel, "(property %s %s (id %d) (at %s %s %g)\n",
aFormatter.Quotew( aField->GetName() ).c_str(),
aFormatter.Quotew( aField->GetText() ).c_str(),
aField->GetId(),
FormatInternalUnits( aField->GetPosition().x ).c_str(),
FormatInternalUnits( aField->GetPosition().y ).c_str(),
static_cast<double>( aField->GetTextAngle() ) / 10.0 );
aField->Format( &aFormatter, aNestLevel, 0 );
aFormatter.Print( aNestLevel, ")\n" );
}
void SCH_SEXPR_PLUGIN_CACHE::savePin( LIB_PIN* aPin,
OUTPUTFORMATTER& aFormatter,
int aNestLevel )
{
wxCHECK_RET( aPin && aPin->Type() == LIB_PIN_T, "Invalid LIB_PIN object." );
aPin->ClearFlags( IS_CHANGED );
aFormatter.Print( aNestLevel, "(pin %s %s (at %s %s %s) (length %s)",
getPinElectricalTypeToken( aPin->GetType() ),
getPinShapeToken( aPin->GetShape() ),
FormatInternalUnits( aPin->GetPosition().x ).c_str(),
FormatInternalUnits( aPin->GetPosition().y ).c_str(),
FormatAngle( getPinAngle( aPin->GetOrientation() ) * 10.0 ).c_str(),
FormatInternalUnits( aPin->GetLength() ).c_str() );
if( !aPin->IsVisible() )
aFormatter.Print( 0, " hide\n" );
else
aFormatter.Print( 0, "\n" );
// This follows the EDA_TEXT effects formatting for future expansion.
aFormatter.Print( aNestLevel + 1, "(name %s (effects (font (size %s %s))))\n",
aFormatter.Quotew( aPin->GetName() ).c_str(),
FormatInternalUnits( aPin->GetNameTextSize() ).c_str(),
FormatInternalUnits( aPin->GetNameTextSize() ).c_str() );
aFormatter.Print( aNestLevel + 1, "(number %s (effects (font (size %s %s))))\n",
aFormatter.Quotew( aPin->GetNumber() ).c_str(),
FormatInternalUnits( aPin->GetNumberTextSize() ).c_str(),
FormatInternalUnits( aPin->GetNumberTextSize() ).c_str() );
aFormatter.Print( aNestLevel, ")\n" );
}
void SCH_SEXPR_PLUGIN_CACHE::savePolyLine( LIB_POLYLINE* aPolyLine,
OUTPUTFORMATTER& aFormatter,
int aNestLevel )
{
wxCHECK_RET( aPolyLine && aPolyLine->Type() == LIB_POLYLINE_T, "Invalid LIB_POLYLINE object." );
int newLine = 0;
int lineCount = 1;
aFormatter.Print( aNestLevel, "(polyline\n" );
aFormatter.Print( aNestLevel + 1, "(pts" );
for( const auto& pt : aPolyLine->GetPolyPoints() )
{
if( newLine == 4 )
{
aFormatter.Print( 0, "\n" );
aFormatter.Print( aNestLevel + 3, " (xy %s %s)",
FormatInternalUnits( pt.x ).c_str(),
FormatInternalUnits( pt.y ).c_str() );
newLine = 0;
lineCount += 1;
}
else
{
aFormatter.Print( 0, " (xy %s %s)",
FormatInternalUnits( pt.x ).c_str(),
FormatInternalUnits( pt.y ).c_str() );
}
newLine += 1;
}
if( lineCount == 1 )
{
aFormatter.Print( 0, ")\n" ); // Closes pts token on same line.
}
else
{
aFormatter.Print( 0, "\n" );
aFormatter.Print( aNestLevel + 1, ")\n" ); // Closes pts token with multiple lines.
}
aFormatter.Print( aNestLevel + 1, "(stroke (width %s)) ",
FormatInternalUnits( aPolyLine->GetWidth() ).c_str() );
formatFill( static_cast< LIB_ITEM* >( aPolyLine ), aFormatter, 0 );
aFormatter.Print( 0, "\n" );
aFormatter.Print( aNestLevel, ")\n" );
}
void SCH_SEXPR_PLUGIN_CACHE::saveRectangle( LIB_RECTANGLE* aRectangle,
OUTPUTFORMATTER& aFormatter,
int aNestLevel )
{
wxCHECK_RET( aRectangle && aRectangle->Type() == LIB_RECTANGLE_T,
"Invalid LIB_RECTANGLE object." );
aFormatter.Print( aNestLevel, "(rectangle (start %s %s) (end %s %s)\n",
FormatInternalUnits( aRectangle->GetPosition().x ).c_str(),
FormatInternalUnits( aRectangle->GetPosition().y ).c_str(),
FormatInternalUnits( aRectangle->GetEnd().x ).c_str(),
FormatInternalUnits( aRectangle->GetEnd().y ).c_str() );
aFormatter.Print( aNestLevel + 1, "(stroke (width %s)) ",
FormatInternalUnits( aRectangle->GetWidth() ).c_str() );
formatFill( static_cast< LIB_ITEM* >( aRectangle ), aFormatter, 0 );
aFormatter.Print( 0, "\n" );
aFormatter.Print( aNestLevel, ")\n" );
}
void SCH_SEXPR_PLUGIN_CACHE::saveText( LIB_TEXT* aText,
OUTPUTFORMATTER& aFormatter,
int aNestLevel )
{
wxCHECK_RET( aText && aText->Type() == LIB_TEXT_T, "Invalid LIB_TEXT object." );
aFormatter.Print( aNestLevel, "(text %s (at %s %s %g)\n",
aFormatter.Quotew( aText->GetText() ).c_str(),
FormatInternalUnits( aText->GetPosition().x ).c_str(),
FormatInternalUnits( aText->GetPosition().y ).c_str(),
aText->GetTextAngle() );
aText->Format( &aFormatter, aNestLevel, 0 );
aFormatter.Print( aNestLevel, ")\n" );
}
void SCH_SEXPR_PLUGIN_CACHE::DeleteSymbol( const wxString& aSymbolName )
{
LIB_PART_MAP::iterator it = m_symbols.find( aSymbolName );
if( it == m_symbols.end() )
THROW_IO_ERROR( wxString::Format( _( "library %s does not contain a symbol named %s" ),
m_libFileName.GetFullName(), aSymbolName ) );
LIB_PART* part = it->second;
if( part->IsRoot() )
{
LIB_PART* rootPart = part;
// Remove the root symbol and all it's children.
m_symbols.erase( it );
LIB_PART_MAP::iterator it1 = m_symbols.begin();
while( it1 != m_symbols.end() )
{
if( it1->second->IsAlias() && it1->second->GetParent().lock() == rootPart->SharedPtr() )
{
delete it1->second;
it1 = m_symbols.erase( it1 );
}
else
{
it1++;
}
}
delete rootPart;
}
else
{
// Just remove the alias.
m_symbols.erase( it );
delete part;
}
++m_modHash;
m_isModified = true;
}
void SCH_SEXPR_PLUGIN::cacheLib( const wxString& aLibraryFileName )
{
if( !m_cache || !m_cache->IsFile( aLibraryFileName ) || m_cache->IsFileChanged() )
{
// a spectacular episode in memory management:
delete m_cache;
m_cache = new SCH_SEXPR_PLUGIN_CACHE( aLibraryFileName );
// Because m_cache is rebuilt, increment PART_LIBS::s_modify_generation
// to modify the hash value that indicate component to symbol links
// must be updated.
PART_LIBS::s_modify_generation++;
if( !isBuffering( m_props ) )
m_cache->Load();
}
}
bool SCH_SEXPR_PLUGIN::isBuffering( const PROPERTIES* aProperties )
{
return ( aProperties && aProperties->Exists( SCH_SEXPR_PLUGIN::PropBuffering ) );
}
int SCH_SEXPR_PLUGIN::GetModifyHash() const
{
if( m_cache )
return m_cache->GetModifyHash();
// If the cache hasn't been loaded, it hasn't been modified.
return 0;
}
void SCH_SEXPR_PLUGIN::EnumerateSymbolLib( wxArrayString& aSymbolNameList,
const wxString& aLibraryPath,
const PROPERTIES* aProperties )
{
LOCALE_IO toggle; // toggles on, then off, the C locale.
m_props = aProperties;
bool powerSymbolsOnly = ( aProperties &&
aProperties->find( SYMBOL_LIB_TABLE::PropPowerSymsOnly ) != aProperties->end() );
cacheLib( aLibraryPath );
const LIB_PART_MAP& symbols = m_cache->m_symbols;
for( LIB_PART_MAP::const_iterator it = symbols.begin(); it != symbols.end(); ++it )
{
if( !powerSymbolsOnly || it->second->IsPower() )
aSymbolNameList.Add( it->first );
}
}
void SCH_SEXPR_PLUGIN::EnumerateSymbolLib( std::vector<LIB_PART*>& aSymbolList,
const wxString& aLibraryPath,
const PROPERTIES* aProperties )
{
LOCALE_IO toggle; // toggles on, then off, the C locale.
m_props = aProperties;
bool powerSymbolsOnly = ( aProperties &&
aProperties->find( SYMBOL_LIB_TABLE::PropPowerSymsOnly ) != aProperties->end() );
cacheLib( aLibraryPath );
const LIB_PART_MAP& symbols = m_cache->m_symbols;
for( LIB_PART_MAP::const_iterator it = symbols.begin(); it != symbols.end(); ++it )
{
if( !powerSymbolsOnly || it->second->IsPower() )
aSymbolList.push_back( it->second );
}
}
LIB_PART* SCH_SEXPR_PLUGIN::LoadSymbol( const wxString& aLibraryPath, const wxString& aSymbolName,
const PROPERTIES* aProperties )
{
LOCALE_IO toggle; // toggles on, then off, the C locale.
m_props = aProperties;
cacheLib( aLibraryPath );
LIB_PART_MAP::const_iterator it = m_cache->m_symbols.find( aSymbolName );
if( it == m_cache->m_symbols.end() )
return nullptr;
return it->second;
}
void SCH_SEXPR_PLUGIN::SaveSymbol( const wxString& aLibraryPath, const LIB_PART* aSymbol,
const PROPERTIES* aProperties )
{
m_props = aProperties;
cacheLib( aLibraryPath );
m_cache->AddSymbol( aSymbol );
if( !isBuffering( aProperties ) )
m_cache->Save();
}
void SCH_SEXPR_PLUGIN::DeleteSymbol( const wxString& aLibraryPath, const wxString& aSymbolName,
const PROPERTIES* aProperties )
{
m_props = aProperties;
cacheLib( aLibraryPath );
m_cache->DeleteSymbol( aSymbolName );
if( !isBuffering( aProperties ) )
m_cache->Save();
}
void SCH_SEXPR_PLUGIN::CreateSymbolLib( const wxString& aLibraryPath,
const PROPERTIES* aProperties )
{
if( wxFileExists( aLibraryPath ) )
{
THROW_IO_ERROR( wxString::Format(
_( "symbol library \"%s\" already exists, cannot create a new library" ),
aLibraryPath.GetData() ) );
}
LOCALE_IO toggle;
m_props = aProperties;
delete m_cache;
m_cache = new SCH_SEXPR_PLUGIN_CACHE( aLibraryPath );
m_cache->SetModified();
m_cache->Save();
m_cache->Load(); // update m_writable and m_mod_time
}
bool SCH_SEXPR_PLUGIN::DeleteSymbolLib( const wxString& aLibraryPath,
const PROPERTIES* aProperties )
{
wxFileName fn = aLibraryPath;
if( !fn.FileExists() )
return false;
// Some of the more elaborate wxRemoveFile() crap puts up its own wxLog dialog
// we don't want that. we want bare metal portability with no UI here.
if( wxRemove( aLibraryPath ) )
{
THROW_IO_ERROR( wxString::Format( _( "library \"%s\" cannot be deleted" ),
aLibraryPath.GetData() ) );
}
if( m_cache && m_cache->IsFile( aLibraryPath ) )
{
delete m_cache;
m_cache = 0;
}
return true;
}
void SCH_SEXPR_PLUGIN::SaveLibrary( const wxString& aLibraryPath, const PROPERTIES* aProperties )
{
if( !m_cache )
m_cache = new SCH_SEXPR_PLUGIN_CACHE( aLibraryPath );
wxString oldFileName = m_cache->GetFileName();
if( !m_cache->IsFile( aLibraryPath ) )
{
m_cache->SetFileName( aLibraryPath );
}
// This is a forced save.
m_cache->SetModified();
m_cache->Save();
m_cache->SetFileName( oldFileName );
}
bool SCH_SEXPR_PLUGIN::CheckHeader( const wxString& aFileName )
{
// Open file and check first line
wxTextFile tempFile;
tempFile.Open( aFileName );
wxString firstline;
// read the first line
firstline = tempFile.GetFirstLine();
tempFile.Close();
return firstline.StartsWith( "EESchema" );
}
bool SCH_SEXPR_PLUGIN::IsSymbolLibWritable( const wxString& aLibraryPath )
{
wxFileName fn( aLibraryPath );
return ( fn.FileExists() && fn.IsFileWritable() ) || fn.IsDirWritable();
}
LIB_PART* SCH_SEXPR_PLUGIN::ParsePart( LINE_READER& aReader, int aFileVersion )
{
LIB_PART_MAP map;
SCH_SEXPR_PARSER parser( &aReader );
parser.NeedLEFT();
parser.NextTok();
return parser.ParseSymbol( map, aFileVersion );
}
void SCH_SEXPR_PLUGIN::FormatPart( LIB_PART* part, OUTPUTFORMATTER & formatter )
{
SCH_SEXPR_PLUGIN_CACHE::SaveSymbol( part, formatter );
}
const char* SCH_SEXPR_PLUGIN::PropBuffering = "buffering";
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