/* * This program source code file is part of KiCad, a free EDA CAD application. * * Copyright (C) 2012 Wayne Stambaugh * Copyright (C) 1992-2015 KiCad Developers, see change_log.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 gpcb_plugin.cpp * @brief Geda PCB file plugin implementation file. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /** * Definition for enabling and disabling footprint library trace output. See the * wxWidgets documentation on using the WXTRACE environment variable. */ static const wxString traceFootprintLibrary( wxT( "GedaPcbFootprintLib" ) ); static const char delims[] = " \t\r\n"; static bool inline isSpace( int c ) { return strchr( delims, c ) != 0; } static void inline traceParams( wxArrayString& aParams ) { wxString tmp; for( unsigned i = 0; i < aParams.GetCount(); i++ ) { if( aParams[i].IsEmpty() ) tmp << wxT( "\"\" " ); else tmp << aParams[i] << wxT( " " ); } wxLogTrace( traceFootprintLibrary, tmp ); } static inline long parseInt( const wxString& aValue, double aScalar ) { double value = LONG_MAX; /* * In 2011 gEDA/pcb introduced values with units, like "10mm" or "200mil". * Unit-less values are still centimils (100000 units per inch), like with * the previous format. * * Distinction between the even older format (mils, 1000 units per inch) * and the pre-2011 format is done in ::parseMODULE already; the * distinction is by wether an object definition opens with '(' or '['. * All values with explicite unit open with a '[' so there's no need to * consider this distinction when parsing them. * * The solution here is to watch for a unit and, if present, convert the * value to centimils. All unit-less values are read unaltered. This way * the code below can contine to consider all read values to be in mils or * centimils. It also matches the strategy gEDA/pcb uses for backwards * compatibility with its own layouts. * * Fortunately gEDA/pcb allows only units 'mil' and 'mm' in files, see * definition of ALLOW_READABLE in gEDA/pcb's pcb_printf.h. So we don't * have to test for all 11 units gEDA/pcb allows in user dialogs. */ if( aValue.EndsWith( wxT( "mm" ) ) ) { aScalar *= 100000.0 / 25.4; } else if( aValue.EndsWith( wxT( "mil" ) ) ) { aScalar *= 100.; } // This conversion reports failure on strings as simple as "1000", still // it returns the right result in &value. Thus, ignore the return value. aValue.ToCDouble(&value); if( value == LONG_MAX ) // conversion really failed { THROW_IO_ERROR( wxString::Format( _( "Cannot convert \"%s\" to an integer" ), aValue.GetData() ) ); return 0; } return KiROUND( value * aScalar ); } // Tracing for token parameter arrays. #ifdef DEBUG #define TRACE_PARAMS( arr ) traceParams( arr ); #else #define TRACE_PARAMS( arr ) // Expands to nothing on non-debug builds. #endif /** * Class GPCB_FPL_CACHE_ITEM * is helper class for creating a footprint library cache. * * The new footprint library design is a file path of individual module files * that contain a single module per file. This class is a helper only for the * footprint portion of the PLUGIN API, and only for the #PCB_IO plugin. It is * private to this implementation file so it is not placed into a header. */ class GPCB_FPL_CACHE_ITEM { wxFileName m_file_name; ///< The the full file name and path of the footprint to cache. bool m_writable; ///< Writability status of the footprint file. wxDateTime m_mod_time; ///< The last file modified time stamp. std::auto_ptr m_module; public: GPCB_FPL_CACHE_ITEM( MODULE* aModule, const wxFileName& aFileName ); wxString GetName() const { return m_file_name.GetDirs().Last(); } wxFileName GetFileName() const { return m_file_name; } bool IsModified() const; MODULE* GetModule() const { return m_module.get(); } void UpdateModificationTime() { m_mod_time = m_file_name.GetModificationTime(); } }; GPCB_FPL_CACHE_ITEM::GPCB_FPL_CACHE_ITEM( MODULE* aModule, const wxFileName& aFileName ) : m_module( aModule ) { m_file_name = aFileName; m_writable = true; // temporary init if( m_file_name.FileExists() ) m_mod_time = m_file_name.GetModificationTime(); else m_mod_time.Now(); } bool GPCB_FPL_CACHE_ITEM::IsModified() const { if( !m_file_name.FileExists() ) return false; return m_file_name.GetModificationTime() != m_mod_time; } typedef boost::ptr_map< std::string, GPCB_FPL_CACHE_ITEM > MODULE_MAP; typedef MODULE_MAP::iterator MODULE_ITER; typedef MODULE_MAP::const_iterator MODULE_CITER; class GPCB_FPL_CACHE { GPCB_PLUGIN* m_owner; /// Plugin object that owns the cache. wxFileName m_lib_path; /// The path of the library. wxDateTime m_mod_time; /// Footprint library path modified time stamp. MODULE_MAP m_modules; /// Map of footprint file name per MODULE*. MODULE* parseMODULE( LINE_READER* aLineReader ) throw( IO_ERROR, PARSE_ERROR ); /** * Function testFlags * tests \a aFlag for \a aMask or \a aName. * @param aFlag = List of flags to test against: can be a bit field flag or a list name flag * a bit field flag is an hexadecimal value: Ox00020000 * a list name flag is a string list of flags, comma separated like square,option1 * @param aMask = flag list to test * @param aName = flag name to find in list * @return true if found */ bool testFlags( const wxString& aFlag, long aMask, const wxChar* aName ); /** * Function parseParameters * extracts parameters and tokens from \a aLineReader and adds them to \a aParameterList. * * Delimiter characters are: * [ ] ( ) Begin and end of parameter list and units indicator * " is a string delimiter * space is the param separator * The first word is the keyword * the second item is one of ( or [ * other are parameters (number or delimited string) * last parameter is ) or ] * * @param aParameterList This list of parameters parsed. * @param aLineReader The line reader object to parse. */ void parseParameters( wxArrayString& aParameterList, LINE_READER* aLineReader ); public: GPCB_FPL_CACHE( GPCB_PLUGIN* aOwner, const wxString& aLibraryPath ); wxString GetPath() const { return m_lib_path.GetPath(); } wxDateTime GetLastModificationTime() const { return m_mod_time; } bool IsWritable() const { return m_lib_path.IsOk() && m_lib_path.IsDirWritable(); } MODULE_MAP& GetModules() { return m_modules; } // Most all functions in this class throw IO_ERROR exceptions. There are no // error codes nor user interface calls from here, nor in any PLUGIN. // Catch these exceptions higher up please. /// Save not implemented for the Geda PCB footprint library format. void Load(); void Remove( const wxString& aFootprintName ); wxDateTime GetLibModificationTime() const; /** * Function IsModified * check if the footprint cache has been modified relative to \a aLibPath * and \a aFootprintName. * * @param aLibPath is a path to test the current cache library path against. * @param aFootprintName is the footprint name in the cache to test. If the footprint * name is empty, the all the footprint files in the library are * checked to see if they have been modified. * @return true if the cache has been modified. */ bool IsModified( const wxString& aLibPath, const wxString& aFootprintName = wxEmptyString ) const; /** * Function IsPath * checks if \a aPath is the same as the current cache path. * * This tests paths by converting \a aPath using the native separators. Internally * #FP_CACHE stores the current path using native separators. This prevents path * miscompares on Windows due to the fact that paths can be stored with / instead of \\ * in the footprint library table. * * @param aPath is the library path to test against. * @return true if \a aPath is the same as the cache path. */ bool IsPath( const wxString& aPath ) const; }; GPCB_FPL_CACHE::GPCB_FPL_CACHE( GPCB_PLUGIN* aOwner, const wxString& aLibraryPath ) { m_owner = aOwner; m_lib_path.SetPath( aLibraryPath ); } wxDateTime GPCB_FPL_CACHE::GetLibModificationTime() const { if( !m_lib_path.DirExists() ) return wxDateTime::Now(); return m_lib_path.GetModificationTime(); } void GPCB_FPL_CACHE::Load() { wxDir dir( m_lib_path.GetPath() ); if( !dir.IsOpened() ) { THROW_IO_ERROR( wxString::Format( _( "footprint library path '%s' does not exist" ), m_lib_path.GetPath().GetData() ) ); } wxString fpFileName; wxString wildcard = wxT( "*." ) + GedaPcbFootprintLibFileExtension; if( !dir.GetFirst( &fpFileName, wildcard, wxDIR_FILES ) ) return; do { wxFileName fn( m_lib_path.GetPath(), fpFileName ); // reader now owns fp, will close on exception or return FILE_LINE_READER reader( fn.GetFullPath() ); std::string name = TO_UTF8( fn.GetName() ); MODULE* footprint = parseMODULE( &reader ); // The footprint name is the file name without the extension. footprint->SetFPID( FPID( fn.GetName() ) ); m_modules.insert( name, new GPCB_FPL_CACHE_ITEM( footprint, fn.GetName() ) ); } while( dir.GetNext( &fpFileName ) ); // 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_mod_time = GetLibModificationTime(); } void GPCB_FPL_CACHE::Remove( const wxString& aFootprintName ) { std::string footprintName = TO_UTF8( aFootprintName ); MODULE_CITER it = m_modules.find( footprintName ); if( it == m_modules.end() ) { THROW_IO_ERROR( wxString::Format( _( "library <%s> has no footprint '%s' to delete" ), m_lib_path.GetPath().GetData(), aFootprintName.GetData() ) ); } // Remove the module from the cache and delete the module file from the library. wxString fullPath = it->second->GetFileName().GetFullPath(); m_modules.erase( footprintName ); wxRemoveFile( fullPath ); } bool GPCB_FPL_CACHE::IsPath( const wxString& aPath ) const { // Converts path separators to native path separators wxFileName newPath; newPath.AssignDir( aPath ); return m_lib_path == newPath; } bool GPCB_FPL_CACHE::IsModified( const wxString& aLibPath, const wxString& aFootprintName ) const { // The library is modified if the library path got deleted or changed. if( !m_lib_path.DirExists() || !IsPath( aLibPath ) ) return true; // If no footprint was specified, check every file modification time against the time // it was loaded. if( aFootprintName.IsEmpty() ) { for( MODULE_CITER it = m_modules.begin(); it != m_modules.end(); ++it ) { wxFileName fn = m_lib_path; fn.SetName( it->second->GetFileName().GetName() ); fn.SetExt( KiCadFootprintFileExtension ); if( !fn.FileExists() ) { wxLogTrace( traceFootprintLibrary, wxT( "Footprint cache file '%s' does not exist." ), fn.GetFullPath().GetData() ); return true; } if( it->second->IsModified() ) { wxLogTrace( traceFootprintLibrary, wxT( "Footprint cache file '%s' has been modified." ), fn.GetFullPath().GetData() ); return true; } } } else { MODULE_CITER it = m_modules.find( TO_UTF8( aFootprintName ) ); if( it == m_modules.end() || it->second->IsModified() ) return true; } return false; } MODULE* GPCB_FPL_CACHE::parseMODULE( LINE_READER* aLineReader ) throw( IO_ERROR, PARSE_ERROR ) { #define TEXT_DEFAULT_SIZE ( 40*IU_PER_MILS ) #define OLD_GPCB_UNIT_CONV IU_PER_MILS // Old version unit = 1 mil, so conv_unit is 10 or 0.1 #define NEW_GPCB_UNIT_CONV ( 0.01*IU_PER_MILS ) int paramCnt; double conv_unit = NEW_GPCB_UNIT_CONV; // GPCB unit = 0.01 mils and Pcbnew 0.1 wxPoint textPos; wxString msg; wxArrayString parameters; std::auto_ptr module( new MODULE( NULL ) ); if( aLineReader->ReadLine() == NULL ) THROW_IO_ERROR( "unexpected end of file" ); parameters.Clear(); parseParameters( parameters, aLineReader ); paramCnt = parameters.GetCount(); /* From the Geda PCB documentation, valid Element definitions: * Element [SFlags "Desc" "Name" "Value" MX MY TX TY TDir TScale TSFlags] * Element (NFlags "Desc" "Name" "Value" MX MY TX TY TDir TScale TNFlags) * Element (NFlags "Desc" "Name" "Value" TX TY TDir TScale TNFlags) * Element (NFlags "Desc" "Name" TX TY TDir TScale TNFlags) * Element ("Desc" "Name" TX TY TDir TScale TNFlags) */ if( parameters[0].CmpNoCase( wxT( "Element" ) ) != 0 ) { msg.Printf( _( "unknown token \"%s\"" ), GetChars( parameters[0] ) ); THROW_PARSE_ERROR( msg, aLineReader->GetSource(), (const char *)aLineReader, aLineReader->LineNumber(), 0 ); } if( paramCnt < 10 || paramCnt > 14 ) { msg.Printf( _( "Element token contains %d parameters." ), paramCnt ); THROW_PARSE_ERROR( msg, aLineReader->GetSource(), (const char *)aLineReader, aLineReader->LineNumber(), 0 ); } // Test symbol after "Element": if [ units = 0.01 mils, and if ( units = 1 mil if( parameters[1] == wxT( "(" ) ) conv_unit = OLD_GPCB_UNIT_CONV; if( paramCnt > 10 ) { module->SetDescription( parameters[3] ); module->SetReference( parameters[4] ); } else { module->SetDescription( parameters[2] ); module->SetReference( parameters[3] ); } // Read value if( paramCnt > 10 ) module->SetValue( parameters[5] ); // With gEDA/pcb, value is meaningful after instantiation, only, so it's // often empty in bare footprints. if( module->Value().GetText().IsEmpty() ) module->Value().SetText( wxT( "Val**" ) ); if( paramCnt == 14 ) { textPos = wxPoint( parseInt( parameters[8], conv_unit ), parseInt( parameters[9], conv_unit ) ); } else { textPos = wxPoint( parseInt( parameters[6], conv_unit ), parseInt( parameters[7], conv_unit ) ); } int orientation = parseInt( parameters[paramCnt-4], 1.0 ); module->Reference().SetOrientation( (orientation % 2) ? 900 : 0 ); // Calculate size: default height is 40 mils, width 30 mil. // real size is: default * ibuf[idx+3] / 100 (size in gpcb is given in percent of default size int thsize = parseInt( parameters[paramCnt-3], TEXT_DEFAULT_SIZE ) / 100; thsize = std::max( (int)( 5 * IU_PER_MILS ), thsize ); // Ensure a minimal size = 5 mils int twsize = thsize * 30 / 40; int thickness = thsize / 8; // gEDA/pcb aligns top/left, not pcbnew's default, center/center. // Compensate for this by shifting the insertion point instead of the // aligment, because alignment isn't changeable in the GUI. textPos.x = textPos.x + twsize * module->GetReference().Len() / 2; textPos.y += thsize / 2; // gEDA/pcb draws a bit too low/left, while pcbnew draws a bit too // high/right. Compensate for similar appearance. textPos.x -= thsize / 10; textPos.y += thsize / 2; module->Reference().SetTextPosition( textPos ); module->Reference().SetPos0( textPos ); module->Reference().SetSize( wxSize( twsize, thsize ) ); module->Reference().SetThickness( thickness ); // gEDA/pcb shows only one of value/reference/description at a time. Which // one is selectable by a global menu setting. pcbnew needs reference as // well as value visible, so place the value right below the reference. module->Value().SetOrientation( module->Reference().GetOrientation() ); module->Value().SetSize( module->Reference().GetSize() ); module->Value().SetThickness( module->Reference().GetThickness() ); textPos.y += thsize * 13 / 10; // 130% line height module->Value().SetTextPosition( textPos ); module->Value().SetPos0( textPos ); while( aLineReader->ReadLine() ) { parameters.Clear(); parseParameters( parameters, aLineReader ); if( parameters.IsEmpty() || parameters[0] == wxT( "(" ) ) continue; if( parameters[0] == wxT( ")" ) ) break; paramCnt = parameters.GetCount(); // Test units value for a string line param (more than 3 parameters : ident [ xx ] ) if( paramCnt > 3 ) { if( parameters[1] == wxT( "(" ) ) conv_unit = OLD_GPCB_UNIT_CONV; else conv_unit = NEW_GPCB_UNIT_CONV; } wxLogTrace( traceFootprintLibrary, wxT( "%s parameter count = %d." ), GetChars( parameters[0] ), paramCnt ); // Parse a line with format: ElementLine [X1 Y1 X2 Y2 Thickness] if( parameters[0].CmpNoCase( wxT( "ElementLine" ) ) == 0 ) { if( paramCnt != 8 ) { msg.Printf( wxT( "ElementLine token contains %d parameters." ), paramCnt ); THROW_PARSE_ERROR( msg, aLineReader->GetSource(), (const char *)aLineReader, aLineReader->LineNumber(), 0 ); } EDGE_MODULE* drawSeg = new EDGE_MODULE( module.get() ); drawSeg->SetLayer( F_SilkS ); drawSeg->SetShape( S_SEGMENT ); drawSeg->SetStart0( wxPoint( parseInt( parameters[2], conv_unit ), parseInt( parameters[3], conv_unit ) ) ); drawSeg->SetEnd0( wxPoint( parseInt( parameters[4], conv_unit ), parseInt( parameters[5], conv_unit ) ) ); drawSeg->SetWidth( parseInt( parameters[6], conv_unit ) ); drawSeg->SetDrawCoord(); module->GraphicalItems().PushBack( drawSeg ); continue; } // Parse an arc with format: ElementArc [X Y Width Height StartAngle DeltaAngle Thickness] if( parameters[0].CmpNoCase( wxT( "ElementArc" ) ) == 0 ) { if( paramCnt != 10 ) { msg.Printf( wxT( "ElementArc token contains %d parameters." ), paramCnt ); THROW_PARSE_ERROR( msg, aLineReader->GetSource(), (const char *)aLineReader, aLineReader->LineNumber(), 0 ); } // Pcbnew does know ellipse so we must have Width = Height EDGE_MODULE* drawSeg = new EDGE_MODULE( module.get() ); drawSeg->SetLayer( F_SilkS ); drawSeg->SetShape( S_ARC ); module->GraphicalItems().PushBack( drawSeg ); // for and arc: ibuf[3] = ibuf[4]. Pcbnew does not know ellipses int radius = ( parseInt( parameters[4], conv_unit ) + parseInt( parameters[5], conv_unit ) ) / 2; wxPoint centre( parseInt( parameters[2], conv_unit ), parseInt( parameters[3], conv_unit ) ); drawSeg->SetStart0( centre ); // Pcbnew start angles are inverted and 180 degrees from Geda PCB angles. double start_angle = parseInt( parameters[6], -10.0 ) + 1800.0; // Pcbnew delta angle direction is the opposite of Geda PCB delta angles. double sweep_angle = parseInt( parameters[7], -10.0 ); // Geda PCB does not support circles. if( sweep_angle == -3600.0 ) drawSeg->SetShape( S_CIRCLE ); // Angle value is clockwise in gpcb and Pcbnew. drawSeg->SetAngle( sweep_angle ); drawSeg->SetEnd0( wxPoint( radius, 0 ) ); // Calculate start point coordinate of arc wxPoint arcStart( drawSeg->GetEnd0() ); RotatePoint( &arcStart, -start_angle ); drawSeg->SetEnd0( centre + arcStart ); drawSeg->SetWidth( parseInt( parameters[8], conv_unit ) ); drawSeg->SetDrawCoord(); continue; } // Parse a Pad with no hole with format: // Pad [rX1 rY1 rX2 rY2 Thickness Clearance Mask "Name" "Number" SFlags] // Pad (rX1 rY1 rX2 rY2 Thickness Clearance Mask "Name" "Number" NFlags) // Pad (aX1 aY1 aX2 aY2 Thickness "Name" "Number" NFlags) // Pad (aX1 aY1 aX2 aY2 Thickness "Name" NFlags) if( parameters[0].CmpNoCase( wxT( "Pad" ) ) == 0 ) { if( paramCnt < 10 || paramCnt > 13 ) { msg.Printf( wxT( "Pad token contains %d parameters." ), paramCnt ); THROW_PARSE_ERROR( msg, aLineReader->GetSource(), (const char *)aLineReader, aLineReader->LineNumber(), 0 ); } D_PAD* pad = new D_PAD( module.get() ); static const LSET pad_front( 3, F_Cu, F_Mask, F_Paste ); static const LSET pad_back( 3, B_Cu, B_Mask, B_Paste ); pad->SetShape( PAD_SHAPE_RECT ); pad->SetAttribute( PAD_ATTRIB_SMD ); pad->SetLayerSet( pad_front ); if( testFlags( parameters[paramCnt-2], 0x0080, wxT( "onsolder" ) ) ) pad->SetLayerSet( pad_back ); // Set the pad name: // Pcbnew pad name is used for electrical connection calculations. // Accordingly it should be mapped to gEDA's pin/pad number, // which is used for the same purpose. // gEDA also features a pin/pad "name", which is an arbitrary string // and set to the pin name of the netlist on instantiation. Many gEDA // bare footprints use identical strings for name and number, so this // can be a bit confusing. pad->SetPadName( parameters[paramCnt-3] ); int x1 = parseInt( parameters[2], conv_unit ); int x2 = parseInt( parameters[4], conv_unit ); int y1 = parseInt( parameters[3], conv_unit ); int y2 = parseInt( parameters[5], conv_unit ); int width = parseInt( parameters[6], conv_unit ); wxPoint delta( x2 - x1, y2 - y1 ); double angle = atan2( (double)delta.y, (double)delta.x ); // Get the pad clearance and the solder mask clearance. if( paramCnt == 13 ) { int clearance = parseInt( parameters[7], conv_unit ); // One of gEDA's oddities is that clearance between pad and polygon // is given as the gap on both sides of the pad together, so for // KiCad it has to halfed. pad->SetLocalClearance( clearance / 2 ); // In GEDA, the mask value is the size of the hole in this // solder mask. In Pcbnew, it is a margin, therefore the distance // between the copper and the mask int maskMargin = parseInt( parameters[8], conv_unit ); maskMargin = ( maskMargin - width ) / 2; pad->SetLocalSolderMaskMargin( maskMargin ); } // Negate angle (due to Y reversed axis) and convert it to internal units angle = - RAD2DECIDEG( angle ); pad->SetOrientation( KiROUND( angle ) ); wxPoint padPos( (x1 + x2) / 2, (y1 + y2) / 2 ); pad->SetSize( wxSize( KiROUND( EuclideanNorm( delta ) ) + width, width ) ); padPos += module->GetPosition(); pad->SetPos0( padPos ); pad->SetPosition( padPos ); if( !testFlags( parameters[paramCnt-2], 0x0100, wxT( "square" ) ) ) { if( pad->GetSize().x == pad->GetSize().y ) pad->SetShape( PAD_SHAPE_CIRCLE ); else pad->SetShape( PAD_SHAPE_OVAL ); } module->Add( pad ); continue; } // Parse a Pin with through hole with format: // Pin [rX rY Thickness Clearance Mask Drill "Name" "Number" SFlags] // Pin (rX rY Thickness Clearance Mask Drill "Name" "Number" NFlags) // Pin (aX aY Thickness Drill "Name" "Number" NFlags) // Pin (aX aY Thickness Drill "Name" NFlags) // Pin (aX aY Thickness "Name" NFlags) if( parameters[0].CmpNoCase( wxT( "Pin" ) ) == 0 ) { if( paramCnt < 8 || paramCnt > 12 ) { msg.Printf( wxT( "Pin token contains %d parameters." ), paramCnt ); THROW_PARSE_ERROR( msg, aLineReader->GetSource(), (const char *)aLineReader, aLineReader->LineNumber(), 0 ); } D_PAD* pad = new D_PAD( module.get() ); pad->SetShape( PAD_SHAPE_CIRCLE ); static const LSET pad_set = LSET::AllCuMask() | LSET( 3, F_SilkS, F_Mask, B_Mask ); pad->SetLayerSet( pad_set ); if( testFlags( parameters[paramCnt-2], 0x0100, wxT( "square" ) ) ) pad->SetShape( PAD_SHAPE_RECT ); // Set the pad name: // Pcbnew pad name is used for electrical connection calculations. // Accordingly it should be mapped to gEDA's pin/pad number, // which is used for the same purpose. pad->SetPadName( parameters[paramCnt-3] ); wxPoint padPos( parseInt( parameters[2], conv_unit ), parseInt( parameters[3], conv_unit ) ); int padSize = parseInt( parameters[4], conv_unit ); pad->SetSize( wxSize( padSize, padSize ) ); int drillSize = 0; // Get the pad clearance, solder mask clearance, and drill size. if( paramCnt == 12 ) { int clearance = parseInt( parameters[5], conv_unit ); // One of gEDA's oddities is that clearance between pad and polygon // is given as the gap on both sides of the pad together, so for // KiCad it has to halfed. pad->SetLocalClearance( clearance / 2 ); // In GEDA, the mask value is the size of the hole in this // solder mask. In Pcbnew, it is a margin, therefore the distance // between the copper and the mask int maskMargin = parseInt( parameters[6], conv_unit ); maskMargin = ( maskMargin - padSize ) / 2; pad->SetLocalSolderMaskMargin( maskMargin ); drillSize = parseInt( parameters[7], conv_unit ); } else { drillSize = parseInt( parameters[5], conv_unit ); } pad->SetDrillSize( wxSize( drillSize, drillSize ) ); padPos += module->GetPosition(); pad->SetPos0( padPos ); pad->SetPosition( padPos ); if( pad->GetShape() == PAD_SHAPE_CIRCLE && pad->GetSize().x != pad->GetSize().y ) pad->SetShape( PAD_SHAPE_OVAL ); module->Add( pad ); continue; } } // Recalculate the bounding box module->CalculateBoundingBox(); return module.release(); } void GPCB_FPL_CACHE::parseParameters( wxArrayString& aParameterList, LINE_READER* aLineReader ) { char key; wxString tmp; char* line = aLineReader->Line(); // Last line already ready in main parser loop. while( *line != 0 ) { key = *line; line++; switch( key ) { case '[': case '(': if( !tmp.IsEmpty() ) { aParameterList.Add( tmp ); tmp.Clear(); } tmp.Append( key ); aParameterList.Add( tmp ); tmp.Clear(); // Opening delimiter "(" after Element statement. Any other occurrence is part // of a keyword definition. if( aParameterList.GetCount() == 1 ) { TRACE_PARAMS( aParameterList ); return; } break; case ']': case ')': if( !tmp.IsEmpty() ) { aParameterList.Add( tmp ); tmp.Clear(); } tmp.Append( key ); aParameterList.Add( tmp ); TRACE_PARAMS( aParameterList ); return; case '\n': case '\r': // Element descriptions can span multiple lines. line = aLineReader->ReadLine(); // Fall through is intentional. case '\t': case ' ': if( !tmp.IsEmpty() ) { aParameterList.Add( tmp ); tmp.Clear(); } break; case '"': // Handle empty quotes. if( *line == '"' ) { line++; tmp.Clear(); aParameterList.Add( wxEmptyString ); break; } while( *line != 0 ) { key = *line; line++; if( key == '"' ) { aParameterList.Add( tmp ); tmp.Clear(); break; } else { tmp.Append( key ); } } break; case '#': line = aLineReader->ReadLine(); break; default: tmp.Append( key ); break; } } } bool GPCB_FPL_CACHE::testFlags( const wxString& aFlag, long aMask, const wxChar* aName ) { wxString number; if( aFlag.StartsWith( wxT( "0x" ), &number ) || aFlag.StartsWith( wxT( "0X" ), &number ) ) { long lflags; if( number.ToLong( &lflags, 16 ) && ( lflags & aMask ) ) return true; } else if( aFlag.Contains( aName ) ) { return true; } return false; } GPCB_PLUGIN::GPCB_PLUGIN() : m_cache( 0 ), m_ctl( 0 ) { m_reader = NULL; init( 0 ); } GPCB_PLUGIN::GPCB_PLUGIN( int aControlFlags ) : m_cache( 0 ), m_ctl( aControlFlags ) { m_reader = NULL; init( 0 ); } GPCB_PLUGIN::~GPCB_PLUGIN() { delete m_cache; } void GPCB_PLUGIN::init( const PROPERTIES* aProperties ) { m_props = aProperties; } void GPCB_PLUGIN::cacheLib( const wxString& aLibraryPath, const wxString& aFootprintName ) { if( !m_cache || m_cache->IsModified( aLibraryPath, aFootprintName ) ) { // a spectacular episode in memory management: delete m_cache; m_cache = new GPCB_FPL_CACHE( this, aLibraryPath ); m_cache->Load(); } } wxArrayString GPCB_PLUGIN::FootprintEnumerate( const wxString& aLibraryPath, const PROPERTIES* aProperties ) { LOCALE_IO toggle; // toggles on, then off, the C locale. wxArrayString ret; wxDir dir( aLibraryPath ); if( !dir.IsOpened() ) { THROW_IO_ERROR( wxString::Format( _( "footprint library path '%s' does not exist" ), GetChars( aLibraryPath ) ) ); } init( aProperties ); #if 1 // Set to 0 to only read directory contents, not load cache. cacheLib( aLibraryPath ); const MODULE_MAP& mods = m_cache->GetModules(); for( MODULE_CITER it = mods.begin(); it != mods.end(); ++it ) { ret.Add( FROM_UTF8( it->first.c_str() ) ); } #else wxString fpFileName; wxString wildcard = wxT( "*." ) + GedaPcbFootprintLibFileExtension; if( dir.GetFirst( &fpFileName, wildcard, wxDIR_FILES ) ) { do { wxFileName fn( aLibraryPath, fpFileName ); ret.Add( fn.GetName() ); } while( dir.GetNext( &fpFileName ) ); } #endif return ret; } MODULE* GPCB_PLUGIN::FootprintLoad( const wxString& aLibraryPath, const wxString& aFootprintName, const PROPERTIES* aProperties ) { LOCALE_IO toggle; // toggles on, then off, the C locale. init( aProperties ); cacheLib( aLibraryPath, aFootprintName ); const MODULE_MAP& mods = m_cache->GetModules(); MODULE_CITER it = mods.find( TO_UTF8( aFootprintName ) ); if( it == mods.end() ) { return NULL; } // copy constructor to clone the already loaded MODULE return new MODULE( *it->second->GetModule() ); } void GPCB_PLUGIN::FootprintDelete( const wxString& aLibraryPath, const wxString& aFootprintName, const PROPERTIES* aProperties ) { LOCALE_IO toggle; // toggles on, then off, the C locale. init( aProperties ); cacheLib( aLibraryPath ); if( !m_cache->IsWritable() ) { THROW_IO_ERROR( wxString::Format( _( "Library '%s' is read only" ), aLibraryPath.GetData() ) ); } m_cache->Remove( aFootprintName ); } bool GPCB_PLUGIN::FootprintLibDelete( const wxString& aLibraryPath, const PROPERTIES* aProperties ) { wxFileName fn; fn.SetPath( aLibraryPath ); // Return if there is no library path to delete. if( !fn.DirExists() ) return false; if( !fn.IsDirWritable() ) { THROW_IO_ERROR( wxString::Format( _( "user does not have permission to delete directory '%s'" ), aLibraryPath.GetData() ) ); } wxDir dir( aLibraryPath ); if( dir.HasSubDirs() ) { THROW_IO_ERROR( wxString::Format( _( "library directory '%s' has unexpected sub-directories" ), aLibraryPath.GetData() ) ); } // All the footprint files must be deleted before the directory can be deleted. if( dir.HasFiles() ) { unsigned i; wxFileName tmp; wxArrayString files; wxDir::GetAllFiles( aLibraryPath, &files ); for( i = 0; i < files.GetCount(); i++ ) { tmp = files[i]; if( tmp.GetExt() != KiCadFootprintFileExtension ) { THROW_IO_ERROR( wxString::Format( _( "unexpected file '%s' was found in library path '%s'" ), files[i].GetData(), aLibraryPath.GetData() ) ); } } for( i = 0; i < files.GetCount(); i++ ) { wxRemoveFile( files[i] ); } } wxLogTrace( traceFootprintLibrary, wxT( "Removing footprint library '%s'" ), aLibraryPath.GetData() ); // 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( !wxRmdir( aLibraryPath ) ) { THROW_IO_ERROR( wxString::Format( _( "footprint library '%s' cannot be deleted" ), aLibraryPath.GetData() ) ); } // For some reason removing a directory in Windows is not immediately updated. This delay // prevents an error when attempting to immediately recreate the same directory when over // writing an existing library. #ifdef __WINDOWS__ wxMilliSleep( 250L ); #endif if( m_cache && m_cache->GetPath() == aLibraryPath ) { delete m_cache; m_cache = NULL; } return true; } bool GPCB_PLUGIN::IsFootprintLibWritable( const wxString& aLibraryPath ) { LOCALE_IO toggle; init( NULL ); cacheLib( aLibraryPath ); return m_cache->IsWritable(); }