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kicad/eeschema/sch_io/eagle/sch_io_eagle.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2017 CERN
* Copyright (C) 2017-2024 Kicad Developers, see AUTHORS.txt for contributors.
*
* @author Alejandro García Montoro <alejandro.garciamontoro@gmail.com>
* @author Maciej Suminski <maciej.suminski@cern.ch>
* @author Russell Oliver <roliver8143@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 3
* 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 <sch_io/eagle/sch_io_eagle.h>
#include <locale_io.h>
#include <string_utf8_map.h>
#include <algorithm>
#include <memory>
#include <wx/filename.h>
#include <wx/string.h>
#include <wx/tokenzr.h>
#include <wx/wfstream.h>
#include <wx/txtstrm.h>
#include <wx/xml/xml.h>
#include <io/eagle/eagle_parser.h>
#include <string_utils.h>
#include <lib_id.h>
#include <project.h>
#include <project_sch.h>
#include <sch_bus_entry.h>
#include <sch_symbol.h>
#include <project/net_settings.h>
#include <sch_edit_frame.h>
#include <sch_junction.h>
#include <sch_io/kicad_legacy/sch_io_kicad_legacy.h>
#include <sch_marker.h>
#include <sch_screen.h>
#include <sch_pin.h>
#include <sch_shape.h>
#include <sch_sheet.h>
#include <sch_sheet_path.h>
#include <sch_label.h>
#include <schematic.h>
#include <symbol_lib_table.h>
#include <wildcards_and_files_ext.h>
#include <progress_reporter.h>
// Eagle schematic axes are aligned with x increasing left to right and Y increasing bottom to top
// KiCad schematic axes are aligned with x increasing left to right and Y increasing top to bottom.
using namespace std;
/**
* Map of EAGLE pin type values to KiCad pin type values
*/
static const std::map<wxString, ELECTRICAL_PINTYPE> pinDirectionsMap = {
{ wxT( "sup" ), ELECTRICAL_PINTYPE::PT_POWER_IN },
{ wxT( "pas" ), ELECTRICAL_PINTYPE::PT_PASSIVE },
{ wxT( "out" ), ELECTRICAL_PINTYPE::PT_OUTPUT },
{ wxT( "in" ), ELECTRICAL_PINTYPE::PT_INPUT },
{ wxT( "nc" ), ELECTRICAL_PINTYPE::PT_NC },
{ wxT( "io" ), ELECTRICAL_PINTYPE::PT_BIDI },
{ wxT( "oc" ), ELECTRICAL_PINTYPE::PT_OPENCOLLECTOR },
{ wxT( "hiz" ), ELECTRICAL_PINTYPE::PT_TRISTATE },
{ wxT( "pwr" ), ELECTRICAL_PINTYPE::PT_POWER_IN },
};
/**
* Provide an easy access to the children of an XML node via their names.
*
* @param aCurrentNode is a pointer to a wxXmlNode, whose children will be mapped.
* @param aName the name of the specific child names to be counted.
* @return number of children with the give node name.
*/
static int countChildren( wxXmlNode* aCurrentNode, const wxString& aName )
{
// Map node_name -> node_pointer
int count = 0;
// Loop through all children counting them if they match the given name
aCurrentNode = aCurrentNode->GetChildren();
while( aCurrentNode )
{
if( aCurrentNode->GetName() == aName )
count++;
// Get next child
aCurrentNode = aCurrentNode->GetNext();
}
return count;
}
///< Compute a bounding box for all items in a schematic sheet
static BOX2I getSheetBbox( SCH_SHEET* aSheet )
{
BOX2I bbox;
for( SCH_ITEM* item : aSheet->GetScreen()->Items() )
bbox.Merge( item->GetBoundingBox() );
return bbox;
}
///< Extract the net name part from a pin name (e.g. return 'GND' for pin named 'GND@2')
static inline wxString extractNetName( const wxString& aPinName )
{
return aPinName.BeforeFirst( '@' );
}
SCH_SHEET* SCH_IO_EAGLE::getCurrentSheet()
{
return m_sheetPath.Last();
}
SCH_SCREEN* SCH_IO_EAGLE::getCurrentScreen()
{
SCH_SHEET* currentSheet = m_sheetPath.Last();
wxCHECK( currentSheet, nullptr );
return currentSheet->GetScreen();
}
wxString SCH_IO_EAGLE::getLibName()
{
if( m_libName.IsEmpty() )
{
// Try to come up with a meaningful name
m_libName = m_schematic->Prj().GetProjectName();
if( m_libName.IsEmpty() )
{
wxFileName fn( m_rootSheet->GetFileName() );
m_libName = fn.GetName();
}
if( m_libName.IsEmpty() )
m_libName = wxT( "noname" );
m_libName += wxT( "-eagle-import" );
m_libName = LIB_ID::FixIllegalChars( m_libName, true ).wx_str();
}
return m_libName;
}
wxFileName SCH_IO_EAGLE::getLibFileName()
{
wxFileName fn;
wxCHECK( m_schematic, fn );
fn.Assign( m_schematic->Prj().GetProjectPath(), getLibName(),
FILEEXT::KiCadSymbolLibFileExtension );
return fn;
}
void SCH_IO_EAGLE::loadLayerDefs( wxXmlNode* aLayers )
{
std::vector<ELAYER> eagleLayers;
// Get the first layer and iterate
wxXmlNode* layerNode = aLayers->GetChildren();
while( layerNode )
{
ELAYER elayer( layerNode );
eagleLayers.push_back( elayer );
layerNode = layerNode->GetNext();
}
// match layers based on their names
for( const ELAYER& elayer : eagleLayers )
{
/**
* Layers in KiCad schematics are not actually layers, but abstract groups mainly used to
* decide item colors.
*
* <layers>
* <layer number="90" name="Modules" color="5" fill="1" visible="yes" active="yes"/>
* <layer number="91" name="Nets" color="2" fill="1" visible="yes" active="yes"/>
* <layer number="92" name="Busses" color="1" fill="1" visible="yes" active="yes"/>
* <layer number="93" name="Pins" color="2" fill="1" visible="no" active="yes"/>
* <layer number="94" name="Symbols" color="4" fill="1" visible="yes" active="yes"/>
* <layer number="95" name="Names" color="7" fill="1" visible="yes" active="yes"/>
* <layer number="96" name="Values" color="7" fill="1" visible="yes" active="yes"/>
* <layer number="97" name="Info" color="7" fill="1" visible="yes" active="yes"/>
* <layer number="98" name="Guide" color="6" fill="1" visible="yes" active="yes"/>
* </layers>
*/
if( elayer.name == wxT( "Nets" ) )
m_layerMap[elayer.number] = LAYER_WIRE;
else if( elayer.name == wxT( "Info" ) || elayer.name == wxT( "Guide" ) )
m_layerMap[elayer.number] = LAYER_NOTES;
else if( elayer.name == wxT( "Busses" ) )
m_layerMap[elayer.number] = LAYER_BUS;
}
}
SCH_LAYER_ID SCH_IO_EAGLE::kiCadLayer( int aEagleLayer )
{
auto it = m_layerMap.find( aEagleLayer );
return it == m_layerMap.end() ? LAYER_NOTES : it->second;
}
// Return the KiCad symbol orientation based on eagle rotation degrees.
static SYMBOL_ORIENTATION_T kiCadComponentRotation( float eagleDegrees )
{
int roti = int( eagleDegrees );
switch( roti )
{
case 0: return SYM_ORIENT_0;
case 90: return SYM_ORIENT_90;
case 180: return SYM_ORIENT_180;
case 270: return SYM_ORIENT_270;
default:
wxASSERT_MSG( false, wxString::Format( wxT( "Unhandled orientation (%d degrees)" ),
roti ) );
return SYM_ORIENT_0;
}
}
// Calculate text alignment based on the given Eagle text alignment parameters.
static void eagleToKicadAlignment( EDA_TEXT* aText, int aEagleAlignment, int aRelDegress,
bool aMirror, bool aSpin, int aAbsDegress )
{
int align = aEagleAlignment;
if( aRelDegress == 90 )
{
aText->SetTextAngle( ANGLE_VERTICAL );
}
else if( aRelDegress == 180 )
align = -align;
else if( aRelDegress == 270 )
{
aText->SetTextAngle( ANGLE_VERTICAL );
align = -align;
}
if( aMirror == true )
{
if( aAbsDegress == 90 || aAbsDegress == 270 )
{
if( align == ETEXT::BOTTOM_RIGHT )
align = ETEXT::TOP_RIGHT;
else if( align == ETEXT::BOTTOM_LEFT )
align = ETEXT::TOP_LEFT;
else if( align == ETEXT::TOP_LEFT )
align = ETEXT::BOTTOM_LEFT;
else if( align == ETEXT::TOP_RIGHT )
align = ETEXT::BOTTOM_RIGHT;
}
else if( aAbsDegress == 0 || aAbsDegress == 180 )
{
if( align == ETEXT::BOTTOM_RIGHT )
align = ETEXT::BOTTOM_LEFT;
else if( align == ETEXT::BOTTOM_LEFT )
align = ETEXT::BOTTOM_RIGHT;
else if( align == ETEXT::TOP_LEFT )
align = ETEXT::TOP_RIGHT;
else if( align == ETEXT::TOP_RIGHT )
align = ETEXT::TOP_LEFT;
else if( align == ETEXT::CENTER_LEFT )
align = ETEXT::CENTER_RIGHT;
else if( align == ETEXT::CENTER_RIGHT )
align = ETEXT::CENTER_LEFT;
}
}
switch( align )
{
case ETEXT::CENTER:
aText->SetHorizJustify( GR_TEXT_H_ALIGN_CENTER );
aText->SetVertJustify( GR_TEXT_V_ALIGN_CENTER );
break;
case ETEXT::CENTER_LEFT:
aText->SetHorizJustify( GR_TEXT_H_ALIGN_LEFT );
aText->SetVertJustify( GR_TEXT_V_ALIGN_CENTER );
break;
case ETEXT::CENTER_RIGHT:
aText->SetHorizJustify( GR_TEXT_H_ALIGN_RIGHT );
aText->SetVertJustify( GR_TEXT_V_ALIGN_CENTER );
break;
case ETEXT::TOP_CENTER:
aText->SetHorizJustify( GR_TEXT_H_ALIGN_CENTER );
aText->SetVertJustify( GR_TEXT_V_ALIGN_TOP );
break;
case ETEXT::TOP_LEFT:
aText->SetHorizJustify( GR_TEXT_H_ALIGN_LEFT );
aText->SetVertJustify( GR_TEXT_V_ALIGN_TOP );
break;
case ETEXT::TOP_RIGHT:
aText->SetHorizJustify( GR_TEXT_H_ALIGN_RIGHT );
aText->SetVertJustify( GR_TEXT_V_ALIGN_TOP );
break;
case ETEXT::BOTTOM_CENTER:
aText->SetHorizJustify( GR_TEXT_H_ALIGN_CENTER );
aText->SetVertJustify( GR_TEXT_V_ALIGN_BOTTOM );
break;
case ETEXT::BOTTOM_LEFT:
aText->SetHorizJustify( GR_TEXT_H_ALIGN_LEFT );
aText->SetVertJustify( GR_TEXT_V_ALIGN_BOTTOM );
break;
case ETEXT::BOTTOM_RIGHT:
aText->SetHorizJustify( GR_TEXT_H_ALIGN_RIGHT );
aText->SetVertJustify( GR_TEXT_V_ALIGN_BOTTOM );
break;
default:
aText->SetHorizJustify( GR_TEXT_H_ALIGN_RIGHT );
aText->SetVertJustify( GR_TEXT_V_ALIGN_BOTTOM );
break;
}
}
SCH_IO_EAGLE::SCH_IO_EAGLE() : SCH_IO( wxS( "EAGLE" ) ),
m_doneCount( 0 ),
m_lastProgressCount( 0 ),
m_totalCount( 0 )
{
m_rootSheet = nullptr;
m_schematic = nullptr;
m_reporter = &WXLOG_REPORTER::GetInstance();
}
SCH_IO_EAGLE::~SCH_IO_EAGLE()
{
}
int SCH_IO_EAGLE::GetModifyHash() const
{
return 0;
}
void SCH_IO_EAGLE::checkpoint()
{
const unsigned PROGRESS_DELTA = 5;
if( m_progressReporter )
{
if( ++m_doneCount > m_lastProgressCount + PROGRESS_DELTA )
{
m_progressReporter->SetCurrentProgress( ( (double) m_doneCount )
/ std::max( 1U, m_totalCount ) );
if( !m_progressReporter->KeepRefreshing() )
THROW_IO_ERROR( ( "Open canceled by user." ) );
m_lastProgressCount = m_doneCount;
}
}
}
SCH_SHEET* SCH_IO_EAGLE::LoadSchematicFile( const wxString& aFileName, SCHEMATIC* aSchematic,
SCH_SHEET* aAppendToMe,
const STRING_UTF8_MAP* aProperties )
{
wxASSERT( !aFileName || aSchematic != nullptr );
LOCALE_IO toggle; // toggles on, then off, the C locale.
m_filename = aFileName;
m_schematic = aSchematic;
if( m_progressReporter )
{
m_progressReporter->Report( wxString::Format( _( "Loading %s..." ), aFileName ) );
if( !m_progressReporter->KeepRefreshing() )
THROW_IO_ERROR( ( "Open canceled by user." ) );
}
// Load the document
wxXmlDocument xmlDocument = loadXmlDocument( m_filename.GetFullPath() );
// Delete on exception, if I own m_rootSheet, according to aAppendToMe
unique_ptr<SCH_SHEET> deleter( aAppendToMe ? nullptr : m_rootSheet );
wxFileName newFilename( m_filename );
newFilename.SetExt( FILEEXT::KiCadSchematicFileExtension );
if( aAppendToMe )
{
wxCHECK_MSG( aSchematic->IsValid(), nullptr,
wxT( "Can't append to a schematic with no root!" ) );
m_rootSheet = &aSchematic->Root();
}
else
{
m_rootSheet = new SCH_SHEET( aSchematic );
m_rootSheet->SetFileName( newFilename.GetFullPath() );
aSchematic->SetRoot( m_rootSheet );
}
if( !m_rootSheet->GetScreen() )
{
SCH_SCREEN* screen = new SCH_SCREEN( m_schematic );
screen->SetFileName( newFilename.GetFullPath() );
m_rootSheet->SetScreen( screen );
// Virtual root sheet UUID must be the same as the schematic file UUID.
const_cast<KIID&>( m_rootSheet->m_Uuid ) = screen->GetUuid();
}
SYMBOL_LIB_TABLE* libTable = PROJECT_SCH::SchSymbolLibTable( &m_schematic->Prj() );
wxCHECK_MSG( libTable, nullptr, wxT( "Could not load symbol lib table." ) );
m_pi.reset( SCH_IO_MGR::FindPlugin( SCH_IO_MGR::SCH_KICAD ) );
m_properties = std::make_unique<STRING_UTF8_MAP>();
( *m_properties )[SCH_IO_KICAD_LEGACY::PropBuffering] = "";
/// @note No check is being done here to see if the existing symbol library exists so this
/// will overwrite the existing one.
if( !libTable->HasLibrary( getLibName() ) )
{
// Create a new empty symbol library.
m_pi->CreateLibrary( getLibFileName().GetFullPath() );
wxString libTableUri = wxT( "${KIPRJMOD}/" ) + getLibFileName().GetFullName();
// Add the new library to the project symbol library table.
libTable->InsertRow( new SYMBOL_LIB_TABLE_ROW( getLibName(), libTableUri,
wxT( "KiCad" ) ) );
// Save project symbol library table.
wxFileName fn( m_schematic->Prj().GetProjectPath(),
SYMBOL_LIB_TABLE::GetSymbolLibTableFileName() );
// So output formatter goes out of scope and closes the file before reloading.
{
FILE_OUTPUTFORMATTER formatter( fn.GetFullPath() );
libTable->Format( &formatter, 0 );
}
// Reload the symbol library table.
m_schematic->Prj().SetElem( PROJECT::ELEM_SYMBOL_LIB_TABLE, nullptr );
PROJECT_SCH::SchSymbolLibTable( &m_schematic->Prj() );
}
// Retrieve the root as current node
wxXmlNode* currentNode = xmlDocument.GetRoot();
// If the attribute is found, store the Eagle version;
// otherwise, store the dummy "0.0" version.
m_version = currentNode->GetAttribute( wxT( "version" ), wxT( "0.0" ) );
// Map all children into a readable dictionary
NODE_MAP children = MapChildren( currentNode );
// Load drawing
loadDrawing( children["drawing"] );
m_pi->SaveLibrary( getLibFileName().GetFullPath() );
SCH_SCREENS allSheets( m_rootSheet );
allSheets.UpdateSymbolLinks(); // Update all symbol library links for all sheets.
return m_rootSheet;
}
void SCH_IO_EAGLE::EnumerateSymbolLib( wxArrayString& aSymbolNameList,
const wxString& aLibraryPath,
const STRING_UTF8_MAP* aProperties )
{
m_filename = aLibraryPath;
m_libName = m_filename.GetName();
ensureLoadedLibrary( aLibraryPath );
auto it = m_eagleLibs.find( m_libName );
if( it != m_eagleLibs.end() )
{
for( const auto& [symName, libSymbol] : it->second.KiCadSymbols )
aSymbolNameList.push_back( symName );
}
}
void SCH_IO_EAGLE::EnumerateSymbolLib( std::vector<LIB_SYMBOL*>& aSymbolList,
const wxString& aLibraryPath,
const STRING_UTF8_MAP* aProperties )
{
m_filename = aLibraryPath;
m_libName = m_filename.GetName();
ensureLoadedLibrary( aLibraryPath );
auto it = m_eagleLibs.find( m_libName );
if( it != m_eagleLibs.end() )
{
for( const auto& [symName, libSymbol] : it->second.KiCadSymbols )
aSymbolList.push_back( libSymbol );
}
}
LIB_SYMBOL* SCH_IO_EAGLE::LoadSymbol( const wxString& aLibraryPath, const wxString& aAliasName,
const STRING_UTF8_MAP* aProperties )
{
m_filename = aLibraryPath;
m_libName = m_filename.GetName();
ensureLoadedLibrary( aLibraryPath );
auto it = m_eagleLibs.find( m_libName );
if( it != m_eagleLibs.end() )
{
auto it2 = it->second.KiCadSymbols.find( aAliasName );
if( it2 != it->second.KiCadSymbols.end() )
return it2->second;
}
return nullptr;
}
long long SCH_IO_EAGLE::getLibraryTimestamp( const wxString& aLibraryPath ) const
{
wxFileName fn( aLibraryPath );
if( fn.IsFileReadable() && fn.GetModificationTime().IsValid() )
return fn.GetModificationTime().GetValue().GetValue();
else
return wxDateTime( 0.0 ).GetValue().GetValue();
}
void SCH_IO_EAGLE::ensureLoadedLibrary( const wxString& aLibraryPath )
{
if( m_eagleLibs.find( m_libName ) != m_eagleLibs.end() )
{
wxCHECK( m_timestamps.count( m_libName ), /*void*/ );
if( m_timestamps.at( m_libName ) == getLibraryTimestamp( aLibraryPath ) )
return;
}
LOCALE_IO toggle; // toggles on, then off, the C locale.
if( m_progressReporter )
{
m_progressReporter->Report( wxString::Format( _( "Loading %s..." ), aLibraryPath ) );
if( !m_progressReporter->KeepRefreshing() )
THROW_IO_ERROR( ( "Open canceled by user." ) );
}
// Load the document
wxXmlDocument xmlDocument = loadXmlDocument( m_filename.GetFullPath() );
// Retrieve the root as current node
wxXmlNode* currentNode = xmlDocument.GetRoot();
// If the attribute is found, store the Eagle version;
// otherwise, store the dummy "0.0" version.
m_version = currentNode->GetAttribute( wxT( "version" ), wxT( "0.0" ) );
// Map all children into a readable dictionary
NODE_MAP children = MapChildren( currentNode );
// Load drawing
loadDrawing( children["drawing"] );
// Remember timestamp
m_timestamps[m_libName] = getLibraryTimestamp( aLibraryPath );
}
wxXmlDocument SCH_IO_EAGLE::loadXmlDocument( const wxString& aFileName )
{
wxXmlDocument xmlDocument;
wxFFileInputStream stream( m_filename.GetFullPath() );
if( !stream.IsOk() )
{
THROW_IO_ERROR(
wxString::Format( _( "Unable to read file '%s'." ), m_filename.GetFullPath() ) );
}
// read first line to check for Eagle XML format file
wxTextInputStream text( stream );
wxString line = text.ReadLine();
if( !line.StartsWith( wxT( "<?xml" ) ) && !line.StartsWith( wxT( "<!--" ) ) )
{
THROW_IO_ERROR( wxString::Format( _( "'%s' is an Eagle binary-format file; "
"only Eagle XML-format files can be imported." ),
m_filename.GetFullPath() ) );
}
if( !xmlDocument.Load( stream ) )
{
THROW_IO_ERROR(
wxString::Format( _( "Unable to read file '%s'." ), m_filename.GetFullPath() ) );
}
return xmlDocument;
}
void SCH_IO_EAGLE::loadDrawing( wxXmlNode* aDrawingNode )
{
// Map all children into a readable dictionary
NODE_MAP drawingChildren = MapChildren( aDrawingNode );
// Board nodes should not appear in .sch files
// wxXmlNode* board = drawingChildren["board"]
// wxXmlNode* grid = drawingChildren["grid"]
auto layers = drawingChildren["layers"];
if( layers )
loadLayerDefs( layers );
wxXmlNode* libraryNode = drawingChildren["library"];
if( libraryNode )
{
EAGLE_LIBRARY& elib = m_eagleLibs[m_libName];
elib.name = m_libName;
loadLibrary( libraryNode, &elib );
}
// wxXmlNode* settings = drawingChildren["settings"]
// Load schematic
auto schematic = drawingChildren["schematic"];
if( schematic )
loadSchematic( schematic );
}
void SCH_IO_EAGLE::countNets( wxXmlNode* aSchematicNode )
{
// Map all children into a readable dictionary
NODE_MAP schematicChildren = MapChildren( aSchematicNode );
// Loop through all the sheets
wxXmlNode* sheetNode = getChildrenNodes( schematicChildren, wxT( "sheets" ) );
while( sheetNode )
{
NODE_MAP sheetChildren = MapChildren( sheetNode );
// Loop through all nets
// From the DTD: "Net is an electrical connection in a schematic."
wxXmlNode* netNode = getChildrenNodes( sheetChildren, wxT( "nets" ) );
while( netNode )
{
wxString netName = netNode->GetAttribute( wxT( "name" ) );
if( m_netCounts.count( netName ) )
m_netCounts[netName] = m_netCounts[netName] + 1;
else
m_netCounts[netName] = 1;
// Get next net
netNode = netNode->GetNext();
}
sheetNode = sheetNode->GetNext();
}
}
void SCH_IO_EAGLE::loadSchematic( wxXmlNode* aSchematicNode )
{
// Map all children into a readable dictionary
NODE_MAP schematicChildren = MapChildren( aSchematicNode );
wxXmlNode* partNode = getChildrenNodes( schematicChildren, wxT( "parts" ) );
wxXmlNode* libraryNode = getChildrenNodes( schematicChildren, wxT( "libraries" ) );
wxXmlNode* sheetNode = getChildrenNodes( schematicChildren, wxT( "sheets" ) );
if( !sheetNode )
return;
auto count_nodes =
[]( wxXmlNode* aNode ) -> unsigned
{
unsigned count = 0;
while( aNode )
{
count++;
aNode = aNode->GetNext();
}
return count;
};
if( m_progressReporter )
{
m_totalCount = 0;
m_doneCount = 0;
m_totalCount += count_nodes( partNode );
while( libraryNode )
{
NODE_MAP libraryChildren = MapChildren( libraryNode );
wxXmlNode* devicesetNode = getChildrenNodes( libraryChildren, wxT( "devicesets" ) );
while( devicesetNode )
{
NODE_MAP deviceSetChildren = MapChildren( devicesetNode );
wxXmlNode* deviceNode = getChildrenNodes( deviceSetChildren, wxT( "devices" ) );
wxXmlNode* gateNode = getChildrenNodes( deviceSetChildren, wxT( "gates" ) );
m_totalCount += count_nodes( deviceNode ) * count_nodes( gateNode );
devicesetNode = devicesetNode->GetNext();
}
libraryNode = libraryNode->GetNext();
}
// Rewind
libraryNode = getChildrenNodes( schematicChildren, wxT( "libraries" ) );
while( sheetNode )
{
NODE_MAP sheetChildren = MapChildren( sheetNode );
m_totalCount += count_nodes( getChildrenNodes( sheetChildren, wxT( "instances" ) ) );
m_totalCount += count_nodes( getChildrenNodes( sheetChildren, wxT( "busses" ) ) );
m_totalCount += count_nodes( getChildrenNodes( sheetChildren, wxT( "nets" ) ) );
m_totalCount += count_nodes( getChildrenNodes( sheetChildren, wxT( "plain" ) ) );
sheetNode = sheetNode->GetNext();
}
// Rewind
sheetNode = getChildrenNodes( schematicChildren, wxT( "sheets" ) );
}
while( partNode )
{
checkpoint();
std::unique_ptr<EPART> epart = std::make_unique<EPART>( partNode );
// N.B. Eagle parts are case-insensitive in matching but we keep the display case
m_partlist[epart->name.Upper()] = std::move( epart );
partNode = partNode->GetNext();
}
if( libraryNode )
{
while( libraryNode )
{
// Read the library name
wxString libName = libraryNode->GetAttribute( wxT( "name" ) );
EAGLE_LIBRARY* elib = &m_eagleLibs[libName];
elib->name = libName;
loadLibrary( libraryNode, &m_eagleLibs[libName] );
libraryNode = libraryNode->GetNext();
}
m_pi->SaveLibrary( getLibFileName().GetFullPath() );
}
// find all nets and count how many sheets they appear on.
// local labels will be used for nets found only on that sheet.
countNets( aSchematicNode );
// There is always at least a root sheet.
m_sheetPath.push_back( m_rootSheet );
m_sheetPath.SetPageNumber( wxT( "1" ) );
int sheetCount = countChildren( sheetNode->GetParent(), wxT( "sheet" ) );
if( sheetCount > 1 )
{
int x, y, i;
i = 1;
x = 1;
y = 1;
while( sheetNode )
{
VECTOR2I pos = VECTOR2I( x * schIUScale.MilsToIU( 1000 ),
y * schIUScale.MilsToIU( 1000 ) );
// Eagle schematics are never more than one sheet deep so the parent sheet is
// always the root sheet.
std::unique_ptr<SCH_SHEET> sheet = std::make_unique<SCH_SHEET>( m_rootSheet, pos );
SCH_SCREEN* screen = new SCH_SCREEN( m_schematic );
sheet->SetScreen( screen );
screen->SetFileName( sheet->GetFileName() );
wxCHECK2( sheet && screen, continue );
wxString pageNo = wxString::Format( wxT( "%d" ), i );
m_sheetPath.push_back( sheet.get() );
loadSheet( sheetNode, i );
m_sheetPath.SetPageNumber( pageNo );
m_sheetPath.pop_back();
SCH_SCREEN* currentScreen = m_rootSheet->GetScreen();
wxCHECK2( currentScreen, continue );
currentScreen->Append( sheet.release() );
sheetNode = sheetNode->GetNext();
x += 2;
if( x > 10 ) // Start next row of sheets.
{
x = 1;
y += 2;
}
i++;
}
}
else
{
// There is only one sheet so we make that the root schematic.
while( sheetNode )
{
loadSheet( sheetNode, 0 );
sheetNode = sheetNode->GetNext();
}
}
// Handle the missing symbol units that need to be instantiated
// to create the missing implicit connections
// Calculate the already placed items bounding box and the page size to determine
// placement for the new symbols
VECTOR2I pageSizeIU = m_rootSheet->GetScreen()->GetPageSettings().GetSizeIU( schIUScale.IU_PER_MILS );
BOX2I sheetBbox = getSheetBbox( m_rootSheet );
VECTOR2I newCmpPosition( sheetBbox.GetLeft(), sheetBbox.GetBottom() );
int maxY = sheetBbox.GetY();
SCH_SHEET_PATH sheetpath;
m_rootSheet->LocatePathOfScreen( m_rootSheet->GetScreen(), &sheetpath );
for( auto& cmp : m_missingCmps )
{
const SCH_SYMBOL* origSymbol = cmp.second.cmp;
for( auto& unitEntry : cmp.second.units )
{
if( unitEntry.second == false )
continue; // unit has been already processed
// Instantiate the missing symbol unit
int unit = unitEntry.first;
const wxString reference = origSymbol->GetField( REFERENCE_FIELD )->GetText();
std::unique_ptr<SCH_SYMBOL> symbol( (SCH_SYMBOL*) origSymbol->Duplicate() );
symbol->SetUnitSelection( &sheetpath, unit );
symbol->SetUnit( unit );
symbol->SetOrientation( 0 );
symbol->AddHierarchicalReference( sheetpath.Path(), reference, unit );
// Calculate the placement position
BOX2I cmpBbox = symbol->GetBoundingBox();
int posY = newCmpPosition.y + cmpBbox.GetHeight();
symbol->SetPosition( VECTOR2I( newCmpPosition.x, posY ) );
newCmpPosition.x += cmpBbox.GetWidth();
maxY = std::max( maxY, posY );
if( newCmpPosition.x >= pageSizeIU.x ) // reached the page boundary?
newCmpPosition = VECTOR2I( sheetBbox.GetLeft(), maxY ); // then start a new row
// Add the global net labels to recreate the implicit connections
addImplicitConnections( symbol.get(), m_rootSheet->GetScreen(), false );
m_rootSheet->GetScreen()->Append( symbol.release() );
}
}
m_missingCmps.clear();
}
void SCH_IO_EAGLE::loadSheet( wxXmlNode* aSheetNode, int aSheetIndex )
{
// Map all children into a readable dictionary
NODE_MAP sheetChildren = MapChildren( aSheetNode );
// Get description node
wxXmlNode* descriptionNode = getChildrenNodes( sheetChildren, wxT( "description" ) );
SCH_SHEET* sheet = getCurrentSheet();
wxCHECK( sheet, /* void */ );
wxString des;
std::string filename;
SCH_FIELD& sheetNameField = sheet->GetFields()[SHEETNAME];
SCH_FIELD& filenameField = sheet->GetFields()[SHEETFILENAME];
if( descriptionNode )
{
des = descriptionNode->GetContent();
des.Replace( wxT( "\n" ), wxT( "_" ), true );
sheetNameField.SetText( des );
filename = des.ToStdString();
}
else
{
filename = wxString::Format( wxT( "%s_%d" ), m_filename.GetName(), aSheetIndex );
sheetNameField.SetText( filename );
}
ReplaceIllegalFileNameChars( &filename );
replace( filename.begin(), filename.end(), ' ', '_' );
wxFileName fn( m_schematic->Prj().GetProjectPath() );
fn.SetName( filename );
fn.SetExt( FILEEXT::KiCadSchematicFileExtension );
filenameField.SetText( fn.GetFullName() );
SCH_SCREEN* screen = getCurrentScreen();
wxCHECK( screen, /* void */ );
screen->SetFileName( fn.GetFullPath() );
sheet->AutoplaceFields( screen, true );
// Loop through all of the symbol instances.
wxXmlNode* instanceNode = getChildrenNodes( sheetChildren, wxT( "instances" ) );
while( instanceNode )
{
checkpoint();
loadInstance( instanceNode );
instanceNode = instanceNode->GetNext();
}
// Loop through all buses
// From the DTD: "Buses receive names which determine which signals they include.
// A bus is a drawing object. It does not create any electrical connections.
// These are always created by means of the nets and their names."
wxXmlNode* busNode = getChildrenNodes( sheetChildren, wxT( "busses" ) );
while( busNode )
{
checkpoint();
// Get the bus name
wxString busName = translateEagleBusName( busNode->GetAttribute( wxT( "name" ) ) );
// Load segments of this bus
loadSegments( busNode, busName, wxString() );
// Get next bus
busNode = busNode->GetNext();
}
// Loop through all nets
// From the DTD: "Net is an electrical connection in a schematic."
wxXmlNode* netNode = getChildrenNodes( sheetChildren, wxT( "nets" ) );
while( netNode )
{
checkpoint();
// Get the net name and class
wxString netName = netNode->GetAttribute( wxT( "name" ) );
wxString netClass = netNode->GetAttribute( wxT( "class" ) );
// Load segments of this net
loadSegments( netNode, netName, netClass );
// Get next net
netNode = netNode->GetNext();
}
adjustNetLabels(); // needs to be called before addBusEntries()
addBusEntries();
/* moduleinst is a design block definition and is an EagleCad 8 feature,
*
* // Loop through all moduleinsts
* wxXmlNode* moduleinstNode = getChildrenNodes( sheetChildren, "moduleinsts" );
*
* while( moduleinstNode )
* {
* loadModuleinst( moduleinstNode );
* moduleinstNode = moduleinstNode->GetNext();
* }
*/
wxXmlNode* plainNode = getChildrenNodes( sheetChildren, wxT( "plain" ) );
while( plainNode )
{
checkpoint();
wxString nodeName = plainNode->GetName();
if( nodeName == wxT( "polygon" ) )
{
screen->Append( loadPolyLine( plainNode ) );
}
else if( nodeName == wxT( "wire" ) )
{
SEG endpoints;
screen->Append( loadWire( plainNode, endpoints ) );
}
else if( nodeName == wxT( "text" ) )
{
screen->Append( loadPlainText( plainNode ) );
}
else if( nodeName == wxT( "circle" ) )
{
screen->Append( loadCircle( plainNode ) );
}
else if( nodeName == wxT( "rectangle" ) )
{
screen->Append( loadRectangle( plainNode ) );
}
else if( nodeName == wxT( "frame" ) )
{
std::vector<SCH_ITEM*> frameItems;
loadFrame( plainNode, frameItems );
for( SCH_ITEM* item : frameItems )
screen->Append( item );
}
plainNode = plainNode->GetNext();
}
// Calculate the new sheet size.
BOX2I sheetBoundingBox = getSheetBbox( sheet );
VECTOR2I targetSheetSize = sheetBoundingBox.GetSize();
targetSheetSize += VECTOR2I( schIUScale.MilsToIU( 1500 ), schIUScale.MilsToIU( 1500 ) );
// Get current Eeschema sheet size.
VECTOR2I pageSizeIU = screen->GetPageSettings().GetSizeIU( schIUScale.IU_PER_MILS );
PAGE_INFO pageInfo = screen->GetPageSettings();
// Increase if necessary
if( pageSizeIU.x < targetSheetSize.x )
pageInfo.SetWidthMils( schIUScale.IUToMils( targetSheetSize.x ) );
if( pageSizeIU.y < targetSheetSize.y )
pageInfo.SetHeightMils( schIUScale.IUToMils( targetSheetSize.y ) );
// Set the new sheet size.
screen->SetPageSettings( pageInfo );
pageSizeIU = screen->GetPageSettings().GetSizeIU( schIUScale.IU_PER_MILS );
VECTOR2I sheetcentre( pageSizeIU.x / 2, pageSizeIU.y / 2 );
VECTOR2I itemsCentre = sheetBoundingBox.Centre();
// round the translation to nearest 100mil to place it on the grid.
VECTOR2I translation = sheetcentre - itemsCentre;
translation.x = translation.x - translation.x % schIUScale.MilsToIU( 100 );
translation.y = translation.y - translation.y % schIUScale.MilsToIU( 100 );
// Add global net labels for the named power input pins in this sheet
for( SCH_ITEM* item : screen->Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
addImplicitConnections( symbol, screen, true );
}
m_connPoints.clear();
// Translate the items.
std::vector<SCH_ITEM*> allItems;
std::copy( screen->Items().begin(), screen->Items().end(), std::back_inserter( allItems ) );
for( SCH_ITEM* item : allItems )
{
item->SetPosition( item->GetPosition() + translation );
// We don't read positions of Eagle label fields (primarily intersheet refs), so we
// need to autoplace them after applying the translation.
if( SCH_LABEL_BASE* label = dynamic_cast<SCH_LABEL_BASE*>( item ) )
label->AutoplaceFields( screen, false );
item->ClearFlags();
screen->Update( item );
}
}
void SCH_IO_EAGLE::loadFrame( wxXmlNode* aFrameNode, std::vector<SCH_ITEM*>& aItems )
{
EFRAME eframe( aFrameNode );
int xMin = eframe.x1.ToSchUnits();
int xMax = eframe.x2.ToSchUnits();
int yMin = -eframe.y1.ToSchUnits();
int yMax = -eframe.y2.ToSchUnits();
if( xMin > xMax )
std::swap( xMin, xMax );
if( yMin > yMax )
std::swap( yMin, yMax );
SCH_SHAPE* lines = new SCH_SHAPE( SHAPE_T::POLY );
lines->AddPoint( VECTOR2I( xMin, yMin ) );
lines->AddPoint( VECTOR2I( xMax, yMin ) );
lines->AddPoint( VECTOR2I( xMax, yMax ) );
lines->AddPoint( VECTOR2I( xMin, yMax ) );
lines->AddPoint( VECTOR2I( xMin, yMin ) );
aItems.push_back( lines );
if( !( eframe.border_left == false ) )
{
lines = new SCH_SHAPE( SHAPE_T::POLY );
lines->AddPoint( VECTOR2I( xMin + schIUScale.MilsToIU( 150 ),
yMin + schIUScale.MilsToIU( 150 ) ) );
lines->AddPoint( VECTOR2I( xMin + schIUScale.MilsToIU( 150 ),
yMax - schIUScale.MilsToIU( 150 ) ) );
aItems.push_back( lines );
int i;
int height = yMax - yMin;
int x1 = xMin;
int x2 = x1 + schIUScale.MilsToIU( 150 );
int legendPosX = xMin + schIUScale.MilsToIU( 75 );
double rowSpacing = height / double( eframe.rows );
double legendPosY = yMin + ( rowSpacing / 2 );
for( i = 1; i < eframe.rows; i++ )
{
int newY = KiROUND( yMin + ( rowSpacing * (double) i ) );
lines = new SCH_SHAPE( SHAPE_T::POLY );
lines->AddPoint( VECTOR2I( x1, newY ) );
lines->AddPoint( VECTOR2I( x2, newY ) );
aItems.push_back( lines );
}
char legendChar = 'A';
for( i = 0; i < eframe.rows; i++ )
{
SCH_TEXT* legendText = new SCH_TEXT();
legendText->SetPosition( VECTOR2I( legendPosX, KiROUND( legendPosY ) ) );
legendText->SetHorizJustify( GR_TEXT_H_ALIGN_CENTER );
legendText->SetVertJustify( GR_TEXT_V_ALIGN_CENTER );
legendText->SetText( wxString( legendChar ) );
legendText->SetTextSize( VECTOR2I( schIUScale.MilsToIU( 90 ),
schIUScale.MilsToIU( 100 ) ) );
aItems.push_back( legendText );
legendChar++;
legendPosY += rowSpacing;
}
}
if( !( eframe.border_right == false ) )
{
lines = new SCH_SHAPE( SHAPE_T::POLY );
lines->AddPoint( VECTOR2I( xMax - schIUScale.MilsToIU( 150 ),
yMin + schIUScale.MilsToIU( 150 ) ) );
lines->AddPoint( VECTOR2I( xMax - schIUScale.MilsToIU( 150 ),
yMax - schIUScale.MilsToIU( 150 ) ) );
aItems.push_back( lines );
int i;
int height = yMax - yMin;
int x1 = xMax - schIUScale.MilsToIU( 150 );
int x2 = xMax;
int legendPosX = xMax - schIUScale.MilsToIU( 75 );
double rowSpacing = height / double( eframe.rows );
double legendPosY = yMin + ( rowSpacing / 2 );
for( i = 1; i < eframe.rows; i++ )
{
int newY = KiROUND( yMin + ( rowSpacing * (double) i ) );
lines = new SCH_SHAPE( SHAPE_T::POLY );
lines->AddPoint( VECTOR2I( x1, newY ) );
lines->AddPoint( VECTOR2I( x2, newY ) );
aItems.push_back( lines );
}
char legendChar = 'A';
for( i = 0; i < eframe.rows; i++ )
{
SCH_TEXT* legendText = new SCH_TEXT();
legendText->SetPosition( VECTOR2I( legendPosX, KiROUND( legendPosY ) ) );
legendText->SetHorizJustify( GR_TEXT_H_ALIGN_CENTER );
legendText->SetVertJustify( GR_TEXT_V_ALIGN_CENTER );
legendText->SetText( wxString( legendChar ) );
legendText->SetTextSize( VECTOR2I( schIUScale.MilsToIU( 90 ),
schIUScale.MilsToIU( 100 ) ) );
aItems.push_back( legendText );
legendChar++;
legendPosY += rowSpacing;
}
}
if( !( eframe.border_top == false ) )
{
lines = new SCH_SHAPE( SHAPE_T::POLY );
lines->AddPoint( VECTOR2I( xMax - schIUScale.MilsToIU( 150 ),
yMin + schIUScale.MilsToIU( 150 ) ) );
lines->AddPoint( VECTOR2I( xMin + schIUScale.MilsToIU( 150 ),
yMin + schIUScale.MilsToIU( 150 ) ) );
aItems.push_back( lines );
int i;
int width = xMax - xMin;
int y1 = yMin;
int y2 = yMin + schIUScale.MilsToIU( 150 );
int legendPosY = yMin + schIUScale.MilsToIU( 75 );
double columnSpacing = width / double( eframe.columns );
double legendPosX = xMin + ( columnSpacing / 2 );
for( i = 1; i < eframe.columns; i++ )
{
int newX = KiROUND( xMin + ( columnSpacing * (double) i ) );
lines = new SCH_SHAPE( SHAPE_T::POLY );
lines->AddPoint( VECTOR2I( newX, y1 ) );
lines->AddPoint( VECTOR2I( newX, y2 ) );
aItems.push_back( lines );
}
char legendChar = '1';
for( i = 0; i < eframe.columns; i++ )
{
SCH_TEXT* legendText = new SCH_TEXT();
legendText->SetPosition( VECTOR2I( KiROUND( legendPosX ), legendPosY ) );
legendText->SetHorizJustify( GR_TEXT_H_ALIGN_CENTER );
legendText->SetVertJustify( GR_TEXT_V_ALIGN_CENTER );
legendText->SetText( wxString( legendChar ) );
legendText->SetTextSize( VECTOR2I( schIUScale.MilsToIU( 90 ),
schIUScale.MilsToIU( 100 ) ) );
aItems.push_back( legendText );
legendChar++;
legendPosX += columnSpacing;
}
}
if( !( eframe.border_bottom == false ) )
{
lines = new SCH_SHAPE( SHAPE_T::POLY );
lines->AddPoint( VECTOR2I( xMax - schIUScale.MilsToIU( 150 ),
yMax - schIUScale.MilsToIU( 150 ) ) );
lines->AddPoint( VECTOR2I( xMin + schIUScale.MilsToIU( 150 ),
yMax - schIUScale.MilsToIU( 150 ) ) );
aItems.push_back( lines );
int i;
int width = xMax - xMin;
int y1 = yMax - schIUScale.MilsToIU( 150 );
int y2 = yMax;
int legendPosY = yMax - schIUScale.MilsToIU( 75 );
double columnSpacing = width / double( eframe.columns );
double legendPosX = xMin + ( columnSpacing / 2 );
for( i = 1; i < eframe.columns; i++ )
{
int newX = KiROUND( xMin + ( columnSpacing * (double) i ) );
lines = new SCH_SHAPE( SHAPE_T::POLY );
lines->AddPoint( VECTOR2I( newX, y1 ) );
lines->AddPoint( VECTOR2I( newX, y2 ) );
aItems.push_back( lines );
}
char legendChar = '1';
for( i = 0; i < eframe.columns; i++ )
{
SCH_TEXT* legendText = new SCH_TEXT();
legendText->SetPosition( VECTOR2I( KiROUND( legendPosX ), legendPosY ) );
legendText->SetHorizJustify( GR_TEXT_H_ALIGN_CENTER );
legendText->SetVertJustify( GR_TEXT_V_ALIGN_CENTER );
legendText->SetText( wxString( legendChar ) );
legendText->SetTextSize( VECTOR2I( schIUScale.MilsToIU( 90 ),
schIUScale.MilsToIU( 100 ) ) );
aItems.push_back( legendText );
legendChar++;
legendPosX += columnSpacing;
}
}
}
void SCH_IO_EAGLE::loadSegments( wxXmlNode* aSegmentsNode, const wxString& netName,
const wxString& aNetClass )
{
// Loop through all segments
wxXmlNode* currentSegment = aSegmentsNode->GetChildren();
SCH_SCREEN* screen = getCurrentScreen();
wxCHECK( screen, /* void */ );
int segmentCount = countChildren( aSegmentsNode, wxT( "segment" ) );
while( currentSegment )
{
bool labelled = false; // has a label been added to this continuously connected segment
NODE_MAP segmentChildren = MapChildren( currentSegment );
bool firstWireFound = false;
SEG firstWire;
m_segments.emplace_back();
SEG_DESC& segDesc = m_segments.back();
// Loop through all segment children
wxXmlNode* segmentAttribute = currentSegment->GetChildren();
while( segmentAttribute )
{
if( segmentAttribute->GetName() == wxT( "wire" ) )
{
// TODO: Check how intersections used in adjustNetLabels should be
// calculated - for now we pretend that all wires are line segments.
SEG thisWire;
SCH_ITEM* wire = loadWire( segmentAttribute, thisWire );
m_connPoints[thisWire.A].emplace( wire );
m_connPoints[thisWire.B].emplace( wire );
if( !firstWireFound )
{
firstWire = thisWire;
firstWireFound = true;
}
// Test for intersections with other wires
for( SEG_DESC& desc : m_segments )
{
if( !desc.labels.empty() && desc.labels.front()->GetText() == netName )
continue; // no point in saving intersections of the same net
for( const SEG& seg : desc.segs )
{
OPT_VECTOR2I intersection = thisWire.Intersect( seg, true );
if( intersection )
m_wireIntersections.push_back( *intersection );
}
}
segDesc.segs.push_back( thisWire );
screen->Append( wire );
}
segmentAttribute = segmentAttribute->GetNext();
}
segmentAttribute = currentSegment->GetChildren();
while( segmentAttribute )
{
wxString nodeName = segmentAttribute->GetName();
if( nodeName == wxT( "junction" ) )
{
screen->Append( loadJunction( segmentAttribute ) );
}
else if( nodeName == wxT( "label" ) )
{
SCH_TEXT* label = loadLabel( segmentAttribute, netName );
screen->Append( label );
wxASSERT( segDesc.labels.empty()
|| segDesc.labels.front()->GetText() == label->GetText() );
segDesc.labels.push_back( label );
labelled = true;
}
else if( nodeName == wxT( "pinref" ) )
{
segmentAttribute->GetAttribute( wxT( "gate" ) ); // REQUIRED
wxString part = segmentAttribute->GetAttribute( wxT( "part" ) ); // REQUIRED
wxString pin = segmentAttribute->GetAttribute( wxT( "pin" ) ); // REQUIRED
auto powerPort = m_powerPorts.find( wxT( "#" ) + part );
if( powerPort != m_powerPorts.end()
&& powerPort->second == EscapeString( pin, CTX_NETNAME ) )
{
labelled = true;
}
}
else if( nodeName == wxT( "wire" ) )
{
// already handled;
}
else // DEFAULT
{
// THROW_IO_ERROR( wxString::Format( _( "XML node '%s' unknown" ), nodeName ) );
}
// Get next segment attribute
segmentAttribute = segmentAttribute->GetNext();
}
// Add a small label to the net segment if it hasn't been labeled already or is not
// connect to a power symbol with a pin on the same net. This preserves the named net
// feature of Eagle schematics.
if( !labelled && firstWireFound )
{
std::unique_ptr<SCH_LABEL_BASE> label;
// Add a global label if the net appears on more than one Eagle sheet
if( m_netCounts[netName.ToStdString()] > 1 )
label.reset( new SCH_GLOBALLABEL );
else if( segmentCount > 1 )
label.reset( new SCH_LABEL );
if( label )
{
label->SetPosition( firstWire.A );
label->SetText( escapeName( netName ) );
label->SetTextSize( VECTOR2I( schIUScale.MilsToIU( 40 ),
schIUScale.MilsToIU( 40 ) ) );
if( firstWire.B.x > firstWire.A.x )
label->SetSpinStyle( SPIN_STYLE::LEFT );
else
label->SetSpinStyle( SPIN_STYLE::RIGHT );
screen->Append( label.release() );
}
}
currentSegment = currentSegment->GetNext();
}
}
SCH_SHAPE* SCH_IO_EAGLE::loadPolyLine( wxXmlNode* aPolygonNode )
{
std::unique_ptr<SCH_SHAPE> poly = std::make_unique<SCH_SHAPE>( SHAPE_T::POLY );
EPOLYGON epoly( aPolygonNode );
wxXmlNode* vertex = aPolygonNode->GetChildren();
VECTOR2I pt, prev_pt;
opt_double prev_curve;
while( vertex )
{
if( vertex->GetName() == wxT( "vertex" ) ) // skip <xmlattr> node
{
EVERTEX evertex( vertex );
pt = VECTOR2I( evertex.x.ToSchUnits(), -evertex.y.ToSchUnits() );
if( prev_curve )
{
SHAPE_ARC arc;
arc.ConstructFromStartEndAngle( prev_pt, pt, -EDA_ANGLE( *prev_curve, DEGREES_T ) );
poly->GetPolyShape().Append( arc, -1, -1, ARC_ACCURACY );
}
else
{
poly->AddPoint( pt );
}
prev_pt = pt;
prev_curve = evertex.curve;
}
vertex = vertex->GetNext();
}
poly->SetLayer( kiCadLayer( epoly.layer ) );
poly->SetStroke( STROKE_PARAMS( epoly.width.ToSchUnits(), LINE_STYLE::SOLID ) );
poly->SetFillMode( FILL_T::FILLED_SHAPE );
return poly.release();
}
SCH_ITEM* SCH_IO_EAGLE::loadWire( wxXmlNode* aWireNode, SEG& endpoints )
{
EWIRE ewire = EWIRE( aWireNode );
VECTOR2I start, end;
start.x = ewire.x1.ToSchUnits();
start.y = -ewire.y1.ToSchUnits();
end.x = ewire.x2.ToSchUnits();
end.y = -ewire.y2.ToSchUnits();
// For segment wires.
endpoints = SEG( start, end );
if( ewire.curve )
{
std::unique_ptr<SCH_SHAPE> arc = std::make_unique<SCH_SHAPE>( SHAPE_T::ARC );
VECTOR2I center = ConvertArcCenter( start, end, *ewire.curve );
arc->SetCenter( center );
arc->SetStart( start );
// KiCad rotates the other way.
arc->SetArcAngleAndEnd( -EDA_ANGLE( *ewire.curve, DEGREES_T ), true );
arc->SetLayer( kiCadLayer( ewire.layer ) );
arc->SetStroke( STROKE_PARAMS( ewire.width.ToSchUnits(), LINE_STYLE::SOLID ) );
return arc.release();
}
else
{
std::unique_ptr<SCH_LINE> line = std::make_unique<SCH_LINE>();
line->SetStartPoint( start );
line->SetEndPoint( end );
line->SetLayer( kiCadLayer( ewire.layer ) );
line->SetStroke( STROKE_PARAMS( ewire.width.ToSchUnits(), LINE_STYLE::SOLID ) );
return line.release();
}
}
SCH_SHAPE* SCH_IO_EAGLE::loadCircle( wxXmlNode* aCircleNode )
{
std::unique_ptr<SCH_SHAPE> circle = std::make_unique<SCH_SHAPE>( SHAPE_T::CIRCLE );
ECIRCLE c( aCircleNode );
VECTOR2I center( c.x.ToSchUnits(), -c.y.ToSchUnits() );
circle->SetLayer( kiCadLayer( c.layer ) );
circle->SetPosition( center );
circle->SetEnd( VECTOR2I( center.x + c.radius.ToSchUnits(), center.y ) );
circle->SetStroke( STROKE_PARAMS( c.width.ToSchUnits(), LINE_STYLE::SOLID ) );
return circle.release();
}
SCH_SHAPE* SCH_IO_EAGLE::loadRectangle( wxXmlNode* aRectNode )
{
std::unique_ptr<SCH_SHAPE> rectangle = std::make_unique<SCH_SHAPE>( SHAPE_T::RECTANGLE );
ERECT rect( aRectNode );
rectangle->SetLayer( kiCadLayer( rect.layer ) );
rectangle->SetPosition( VECTOR2I( rect.x1.ToSchUnits(), -rect.y1.ToSchUnits() ) );
rectangle->SetEnd( VECTOR2I( rect.x2.ToSchUnits(), -rect.y2.ToSchUnits() ) );
if( rect.rot )
{
VECTOR2I pos( rectangle->GetPosition() );
VECTOR2I end( rectangle->GetEnd() );
VECTOR2I center( rectangle->GetCenter() );
RotatePoint( pos, center, EDA_ANGLE( rect.rot->degrees, DEGREES_T ) );
RotatePoint( end, center, EDA_ANGLE( rect.rot->degrees, DEGREES_T ) );
rectangle->SetPosition( pos );
rectangle->SetEnd( end );
}
// Eagle rectangles are filled by definition.
rectangle->SetFillMode( FILL_T::FILLED_SHAPE );
return rectangle.release();
}
SCH_JUNCTION* SCH_IO_EAGLE::loadJunction( wxXmlNode* aJunction )
{
std::unique_ptr<SCH_JUNCTION> junction = std::make_unique<SCH_JUNCTION>();
EJUNCTION ejunction = EJUNCTION( aJunction );
VECTOR2I pos( ejunction.x.ToSchUnits(), -ejunction.y.ToSchUnits() );
junction->SetPosition( pos );
return junction.release();
}
SCH_TEXT* SCH_IO_EAGLE::loadLabel( wxXmlNode* aLabelNode, const wxString& aNetName )
{
ELABEL elabel = ELABEL( aLabelNode, aNetName );
VECTOR2I elabelpos( elabel.x.ToSchUnits(), -elabel.y.ToSchUnits() );
// Determine if the label is local or global depending on
// the number of sheets the net appears in
bool global = m_netCounts[aNetName] > 1;
std::unique_ptr<SCH_LABEL_BASE> label;
VECTOR2I textSize = VECTOR2I( KiROUND( elabel.size.ToSchUnits() * 0.7 ),
KiROUND( elabel.size.ToSchUnits() * 0.7 ) );
if( global )
label = std::make_unique<SCH_GLOBALLABEL>();
else
label = std::make_unique<SCH_LABEL>();
label->SetPosition( elabelpos );
label->SetText( escapeName( elabel.netname ) );
label->SetTextSize( textSize );
label->SetSpinStyle( SPIN_STYLE::RIGHT );
if( elabel.rot )
{
for( int i = 0; i < KiROUND( elabel.rot->degrees / 90 ) %4; ++i )
label->Rotate90( false );
if( elabel.rot->mirror )
label->MirrorSpinStyle( false );
}
return label.release();
}
std::pair<VECTOR2I, const SEG*>
SCH_IO_EAGLE::findNearestLinePoint( const VECTOR2I& aPoint,
const std::vector<SEG>& aLines ) const
{
VECTOR2I nearestPoint;
const SEG* nearestLine = nullptr;
float d, mindistance = std::numeric_limits<float>::max();
// Find the nearest start, middle or end of a line from the list of lines.
for( const SEG& line : aLines )
{
VECTOR2I testpoint = line.A;
d = sqrt( abs( ( ( aPoint.x - testpoint.x ) ^ 2 ) + ( ( aPoint.y - testpoint.y ) ^ 2 ) ) );
if( d < mindistance )
{
mindistance = d;
nearestPoint = testpoint;
nearestLine = &line;
}
testpoint = line.Center();
d = sqrt( abs( ( ( aPoint.x - testpoint.x ) ^ 2 ) + ( ( aPoint.y - testpoint.y ) ^ 2 ) ) );
if( d < mindistance )
{
mindistance = d;
nearestPoint = testpoint;
nearestLine = &line;
}
testpoint = line.B;
d = sqrt( abs( ( ( aPoint.x - testpoint.x ) ^ 2 ) + ( ( aPoint.y - testpoint.y ) ^ 2 ) ) );
if( d < mindistance )
{
mindistance = d;
nearestPoint = testpoint;
nearestLine = &line;
}
}
return std::make_pair( nearestPoint, nearestLine );
}
void SCH_IO_EAGLE::loadInstance( wxXmlNode* aInstanceNode )
{
EINSTANCE einstance = EINSTANCE( aInstanceNode );
SCH_SCREEN* screen = getCurrentScreen();
wxCHECK( screen, /* void */ );
// Find the part in the list for the sheet.
// Assign the symbol its value from the part entry
// Calculate the unit number from the gate entry of the instance
// Assign the LIB_ID from device set and device names
auto part_it = m_partlist.find( einstance.part.Upper() );
if( part_it == m_partlist.end() )
{
m_reporter->Report( wxString::Format( _( "Error parsing Eagle file. Could not find '%s' "
"instance but it is referenced in the schematic." ),
einstance.part ),
RPT_SEVERITY_ERROR );
return;
}
EPART* epart = part_it->second.get();
wxString libraryname = epart->library;
wxString gatename = epart->deviceset + epart->device + einstance.gate;
wxString symbolname = wxString( epart->deviceset + epart->device );
symbolname.Replace( wxT( "*" ), wxEmptyString );
wxString kisymbolname = EscapeString( symbolname, CTX_LIBID );
// Eagle schematics can have multiple libraries containing symbols with duplicate symbol
// names. Because this parser stores all of the symbols in a single library, the
// loadSymbol() function, prefixed the original Eagle library name to the symbol name
// in case of a name clash. Check for the prefixed symbol first. This ensures that
// the correct library symbol gets mapped on load.
wxString altSymbolName = libraryname + wxT( "_" ) + symbolname;
altSymbolName = EscapeString( altSymbolName, CTX_LIBID );
wxString libIdSymbolName = altSymbolName;
int unit = m_eagleLibs[libraryname].GateUnit[gatename];
wxString package;
EAGLE_LIBRARY* elib = &m_eagleLibs[libraryname];
auto p = elib->package.find( kisymbolname );
if( p != elib->package.end() )
package = p->second;
LIB_SYMBOL* part = m_pi->LoadSymbol( getLibFileName().GetFullPath(), altSymbolName,
m_properties.get() );
if( !part )
{
part = m_pi->LoadSymbol( getLibFileName().GetFullPath(), kisymbolname,
m_properties.get() );
libIdSymbolName = kisymbolname;
}
if( !part )
{
m_reporter->Report( wxString::Format( _( "Could not find '%s' in the imported library." ),
UnescapeString( kisymbolname ) ),
RPT_SEVERITY_ERROR );
return;
}
LIB_ID libId( getLibName(), libIdSymbolName );
std::unique_ptr<SCH_SYMBOL> symbol = std::make_unique<SCH_SYMBOL>( *part, libId, &m_sheetPath, unit );
symbol->SetPosition( VECTOR2I( einstance.x.ToSchUnits(), -einstance.y.ToSchUnits() ) );
// assume that footprint library is identical to project name
if( !package.IsEmpty() )
{
wxString footprint = m_schematic->Prj().GetProjectName() + wxT( ":" ) + package;
symbol->GetField( FOOTPRINT_FIELD )->SetText( footprint );
}
if( einstance.rot )
{
symbol->SetOrientation( kiCadComponentRotation( einstance.rot->degrees ) );
if( einstance.rot->mirror )
symbol->MirrorHorizontally( einstance.x.ToSchUnits() );
}
std::vector<SCH_FIELD*> partFields;
part->GetFields( partFields );
for( const SCH_FIELD* field : partFields )
{
symbol->GetFieldById( field->GetId() )->ImportValues( *field );
symbol->GetFieldById( field->GetId() )->SetTextPos( (VECTOR2I)symbol->GetPosition()
+ field->GetTextPos() );
}
// If there is no footprint assigned, then prepend the reference value
// with a hash character to mute netlist updater complaints
wxString reference = package.IsEmpty() ? '#' + einstance.part : einstance.part;
// reference must end with a number but EAGLE does not enforce this
if( reference.find_last_not_of( wxT( "0123456789" ) ) == ( reference.Length()-1 ) )
reference.Append( wxT( "0" ) );
// EAGLE allows references to be single digits. This breaks KiCad netlisting, which requires
// parts to have non-digit + digit annotation. If the reference begins with a number,
// we prepend 'UNK' (unknown) for the symbol designator
if( reference.find_first_not_of( wxT( "0123456789" ) ) != 0 )
reference.Prepend( wxT( "UNK" ) );
// EAGLE allows designator to start with # but that is used in KiCad
// for symbols which do not have a footprint
if( einstance.part.find_first_not_of( wxT( "#" ) ) != 0 )
reference.Prepend( wxT( "UNK" ) );
SCH_FIELD* referenceField = symbol->GetField( REFERENCE_FIELD );
referenceField->SetText( reference );
referenceField->SetVisible( part->GetFieldById( REFERENCE_FIELD )->IsVisible() );
SCH_FIELD* valueField = symbol->GetField( VALUE_FIELD );
bool userValue = m_userValue.at( libIdSymbolName );
if( epart->value )
{
valueField->SetText( *epart->value );
}
else
{
valueField->SetText( kisymbolname );
if( userValue )
valueField->SetVisible( false );
}
for( const auto& [ attrName, attrValue ] : epart->attribute )
{
VECTOR2I newFieldPosition( 0, 0 );
SCH_FIELD* lastField = symbol->GetFieldById( symbol->GetFieldCount() - 1 );
if( lastField )
newFieldPosition = lastField->GetPosition();
SCH_FIELD newField( newFieldPosition, symbol->GetFieldCount(), symbol.get() );
newField.SetName( attrName );
newField.SetText( attrValue );
newField.SetVisible( false );
symbol->AddField( newField );
}
for( const auto& a : epart->variant )
{
SCH_FIELD* field = symbol->AddField( *symbol->GetField( VALUE_FIELD ) );
field->SetName( wxT( "VARIANT_" ) + wxString( a.first ) );
field->SetText( a.second );
field->SetVisible( false );
}
bool valueAttributeFound = false;
bool nameAttributeFound = false;
wxXmlNode* attributeNode = aInstanceNode->GetChildren();
// Parse attributes for the instance
while( attributeNode )
{
if( attributeNode->GetName() == wxT( "attribute" ) )
{
EATTR attr = EATTR( attributeNode );
SCH_FIELD* field = nullptr;
if( attr.name.Lower() == wxT( "name" ) )
{
field = symbol->GetField( REFERENCE_FIELD );
nameAttributeFound = true;
}
else if( attr.name.Lower() == wxT( "value" ) )
{
field = symbol->GetField( VALUE_FIELD );
valueAttributeFound = true;
}
else
{
field = symbol->FindField( attr.name );
if( field )
field->SetVisible( false );
}
if( field )
{
field->SetPosition( VECTOR2I( attr.x->ToSchUnits(), -attr.y->ToSchUnits() ) );
int align = attr.align ? *attr.align : ETEXT::BOTTOM_LEFT;
int absdegrees = attr.rot ? attr.rot->degrees : 0;
bool mirror = attr.rot ? attr.rot->mirror : false;
if( einstance.rot && einstance.rot->mirror )
mirror = !mirror;
bool spin = attr.rot ? attr.rot->spin : false;
if( attr.display == EATTR::Off || attr.display == EATTR::NAME )
field->SetVisible( false );
int rotation = einstance.rot ? einstance.rot->degrees : 0;
int reldegrees = ( absdegrees - rotation + 360.0 );
reldegrees %= 360;
eagleToKicadAlignment( (EDA_TEXT*) field, align, reldegrees, mirror, spin,
absdegrees );
}
}
else if( attributeNode->GetName() == wxT( "variant" ) )
{
wxString variantName, fieldValue;
if( attributeNode->GetAttribute( wxT( "name" ), &variantName )
&& attributeNode->GetAttribute( wxT( "value" ), &fieldValue ) )
{
SCH_FIELD field( VECTOR2I( 0, 0 ), -1, symbol.get() );
field.SetName( wxT( "VARIANT_" ) + variantName );
field.SetText( fieldValue );
field.SetVisible( false );
symbol->AddField( field );
}
}
attributeNode = attributeNode->GetNext();
}
// Use the instance attribute to determine the reference and value field visibility.
if( einstance.smashed && einstance.smashed.Get() )
{
if( !valueAttributeFound )
symbol->GetField( VALUE_FIELD )->SetVisible( false );
if( !nameAttributeFound )
symbol->GetField( REFERENCE_FIELD )->SetVisible( false );
}
symbol->AddHierarchicalReference( m_sheetPath.Path(), reference, unit );
// Save the pin positions
SYMBOL_LIB_TABLE& schLibTable = *PROJECT_SCH::SchSymbolLibTable( &m_schematic->Prj() );
LIB_SYMBOL* libSymbol = schLibTable.LoadSymbol( symbol->GetLibId() );
wxCHECK( libSymbol, /*void*/ );
symbol->SetLibSymbol( new LIB_SYMBOL( *libSymbol ) );
for( const SCH_PIN* pin : symbol->GetLibPins() )
m_connPoints[symbol->GetPinPhysicalPosition( pin )].emplace( pin );
if( part->IsPower() )
m_powerPorts[ reference ] = symbol->GetField( VALUE_FIELD )->GetText();
symbol->ClearFlags();
screen->Append( symbol.release() );
}
EAGLE_LIBRARY* SCH_IO_EAGLE::loadLibrary( wxXmlNode* aLibraryNode, EAGLE_LIBRARY* aEagleLibrary )
{
NODE_MAP libraryChildren = MapChildren( aLibraryNode );
// Loop through the symbols and load each of them
wxXmlNode* symbolNode = getChildrenNodes( libraryChildren, wxT( "symbols" ) );
while( symbolNode )
{
wxString symbolName = symbolNode->GetAttribute( wxT( "name" ) );
aEagleLibrary->SymbolNodes[symbolName] = symbolNode;
symbolNode = symbolNode->GetNext();
}
// Loop through the device sets and load each of them
wxXmlNode* devicesetNode = getChildrenNodes( libraryChildren, wxT( "devicesets" ) );
while( devicesetNode )
{
// Get Device set information
EDEVICE_SET edeviceset = EDEVICE_SET( devicesetNode );
wxString prefix = edeviceset.prefix ? edeviceset.prefix.Get() : wxString( wxT( "" ) );
wxString deviceSetDescr;
NODE_MAP deviceSetChildren = MapChildren( devicesetNode );
wxXmlNode* deviceNode = getChildrenNodes( deviceSetChildren, wxT( "devices" ) );
wxXmlNode* deviceSetDescrNode = getChildrenNodes( deviceSetChildren, wxT( "description" ) );
if( deviceSetDescrNode )
deviceSetDescr = convertDescription( UnescapeHTML( deviceSetDescrNode->GetContent() ) );
// For each device in the device set:
while( deviceNode )
{
// Get device information
EDEVICE edevice = EDEVICE( deviceNode );
// Create symbol name from deviceset and device names.
wxString symbolName = edeviceset.name + edevice.name;
symbolName.Replace( wxT( "*" ), wxEmptyString );
wxASSERT( !symbolName.IsEmpty() );
symbolName = EscapeString( symbolName, CTX_LIBID );
if( edevice.package )
aEagleLibrary->package[symbolName] = edevice.package.Get();
// Create KiCad symbol.
std::unique_ptr<LIB_SYMBOL> libSymbol = std::make_unique<LIB_SYMBOL>( symbolName );
// Process each gate in the deviceset for this device.
wxXmlNode* gateNode = getChildrenNodes( deviceSetChildren, wxT( "gates" ) );
int gates_count = countChildren( deviceSetChildren["gates"], wxT( "gate" ) );
libSymbol->SetUnitCount( gates_count );
libSymbol->LockUnits( true );
SCH_FIELD* reference = libSymbol->GetFieldById( REFERENCE_FIELD );
if( prefix.length() == 0 )
{
reference->SetVisible( false );
}
else
{
// If there is no footprint assigned, then prepend the reference value
// with a hash character to mute netlist updater complaints
reference->SetText( edevice.package ? prefix : '#' + prefix );
}
libSymbol->GetFieldById( VALUE_FIELD )->SetVisible( true );
int gateindex = 1;
bool ispower = false;
while( gateNode )
{
checkpoint();
EGATE egate = EGATE( gateNode );
aEagleLibrary->GateUnit[edeviceset.name + edevice.name + egate.name] = gateindex;
ispower = loadSymbol( aEagleLibrary->SymbolNodes[egate.symbol], libSymbol, &edevice,
gateindex, egate.name );
gateindex++;
gateNode = gateNode->GetNext();
} // gateNode
libSymbol->SetUnitCount( gates_count );
if( gates_count == 1 && ispower )
libSymbol->SetPower();
// Don't set the footprint field if no package is defined in the Eagle schematic.
if( edevice.package )
{
wxString libName;
if( m_schematic )
{
// assume that footprint library is identical to project name
libName = m_schematic->Prj().GetProjectName();
}
else
{
libName = m_libName;
}
wxString packageString = libName + wxT( ":" ) + aEagleLibrary->package[symbolName];
libSymbol->GetFootprintField().SetText( packageString );
}
wxString libName = libSymbol->GetName();
libSymbol->SetName( libName );
libSymbol->SetDescription( deviceSetDescr );
if( m_pi )
{
// If duplicate symbol names exist in multiple Eagle symbol libraries, prefix the
// Eagle symbol library name to the symbol which should ensure that it is unique.
if( m_pi->LoadSymbol( getLibFileName().GetFullPath(), libName ) )
{
libName = aEagleLibrary->name + wxT( "_" ) + libName;
libName = EscapeString( libName, CTX_LIBID );
libSymbol->SetName( libName );
}
m_pi->SaveSymbol( getLibFileName().GetFullPath(),
new LIB_SYMBOL( *libSymbol.get() ), m_properties.get() );
}
aEagleLibrary->KiCadSymbols.insert( libName, libSymbol.release() );
// Store information on whether the value of VALUE_FIELD for a part should be
// part/@value or part/@deviceset + part/@device.
m_userValue.emplace( std::make_pair( libName,
edeviceset.uservalue == true ) );
deviceNode = deviceNode->GetNext();
} // devicenode
devicesetNode = devicesetNode->GetNext();
} // devicesetNode
return aEagleLibrary;
}
bool SCH_IO_EAGLE::loadSymbol( wxXmlNode* aSymbolNode, std::unique_ptr<LIB_SYMBOL>& aSymbol,
EDEVICE* aDevice, int aGateNumber, const wxString& aGateName )
{
wxString symbolName = aSymbolNode->GetAttribute( wxT( "name" ) );
std::vector<SCH_ITEM*> items;
wxXmlNode* currentNode = aSymbolNode->GetChildren();
bool showRefDes = false;
bool showValue = false;
bool ispower = false;
int pincount = 0;
while( currentNode )
{
wxString nodeName = currentNode->GetName();
if( nodeName == wxT( "circle" ) )
{
aSymbol->AddDrawItem( loadSymbolCircle( currentNode, aGateNumber ) );
}
else if( nodeName == wxT( "pin" ) )
{
EPIN ePin = EPIN( currentNode );
std::unique_ptr<SCH_PIN> pin( loadPin( aSymbol, currentNode, &ePin, aGateNumber ) );
pincount++;
pin->SetType( ELECTRICAL_PINTYPE::PT_BIDI );
if( ePin.direction )
{
for( const auto& pinDir : pinDirectionsMap )
{
if( ePin.direction->Lower() == pinDir.first )
{
pin->SetType( pinDir.second );
if( pinDir.first == wxT( "sup" ) ) // power supply symbol
ispower = true;
break;
}
}
}
if( aDevice->connects.size() != 0 )
{
for( const ECONNECT& connect : aDevice->connects )
{
if( connect.gate == aGateName && pin->GetName() == connect.pin )
{
wxArrayString pads = wxSplit( wxString( connect.pad ), ' ' );
pin->SetUnit( aGateNumber );
pin->SetName( escapeName( pin->GetName() ) );
if( pads.GetCount() > 1 )
{
pin->SetNumberTextSize( 0 );
}
for( unsigned i = 0; i < pads.GetCount(); i++ )
{
SCH_PIN* apin = new SCH_PIN( *pin );
wxString padname( pads[i] );
apin->SetNumber( padname );
aSymbol->AddDrawItem( apin );
}
break;
}
}
}
else
{
pin->SetUnit( aGateNumber );
pin->SetNumber( wxString::Format( wxT( "%i" ), pincount ) );
aSymbol->AddDrawItem( pin.release() );
}
}
else if( nodeName == wxT( "polygon" ) )
{
aSymbol->AddDrawItem( loadSymbolPolyLine( currentNode, aGateNumber ) );
}
else if( nodeName == wxT( "rectangle" ) )
{
aSymbol->AddDrawItem( loadSymbolRectangle( currentNode, aGateNumber ) );
}
else if( nodeName == wxT( "text" ) )
{
std::unique_ptr<SCH_TEXT> libtext( loadSymbolText( currentNode, aGateNumber ) );
if( libtext->GetText() == wxT( "${REFERENCE}" ) )
{
// Move text & attributes to Reference field and discard LIB_TEXT item
SCH_FIELD* field = aSymbol->GetFieldById( REFERENCE_FIELD );
loadFieldAttributes( field, libtext.get() );
// Show Reference field if Eagle reference was uppercase
showRefDes = currentNode->GetNodeContent() == wxT( ">NAME" );
}
else if( libtext->GetText() == wxT( "${VALUE}" ) )
{
// Move text & attributes to Value field and discard LIB_TEXT item
SCH_FIELD* field = aSymbol->GetFieldById( VALUE_FIELD );
loadFieldAttributes( field, libtext.get() );
// Show Value field if Eagle reference was uppercase
showValue = currentNode->GetNodeContent() == wxT( ">VALUE" );
}
else
{
aSymbol->AddDrawItem( libtext.release() );
}
}
else if( nodeName == wxT( "wire" ) )
{
aSymbol->AddDrawItem( loadSymbolWire( currentNode, aGateNumber ) );
}
else if( nodeName == wxT( "frame" ) )
{
std::vector<SCH_ITEM*> frameItems;
loadSymbolFrame( currentNode, frameItems );
for( SCH_ITEM* item : frameItems )
{
item->SetParent( aSymbol.get() );
item->SetUnit( aGateNumber );
aSymbol->AddDrawItem( item );
}
}
/*
* else if( nodeName == "description" )
* {
* }
* else if( nodeName == "dimension" )
* {
* }
*/
currentNode = currentNode->GetNext();
}
aSymbol->GetFieldById( REFERENCE_FIELD )->SetVisible( showRefDes );
aSymbol->GetFieldById( VALUE_FIELD )->SetVisible( showValue );
return pincount == 1 ? ispower : false;
}
SCH_SHAPE* SCH_IO_EAGLE::loadSymbolCircle( wxXmlNode* aCircleNode, int aGateNumber )
{
// Parse the circle properties
ECIRCLE c( aCircleNode );
SCH_SHAPE* circle = new SCH_SHAPE( SHAPE_T::CIRCLE, LAYER_DEVICE );
VECTOR2I center( c.x.ToSchUnits(), -c.y.ToSchUnits() );
circle->SetPosition( center );
circle->SetEnd( VECTOR2I( center.x + c.radius.ToSchUnits(), center.y ) );
circle->SetStroke( STROKE_PARAMS( c.width.ToSchUnits(), LINE_STYLE::SOLID ) );
circle->SetUnit( aGateNumber );
return circle;
}
SCH_SHAPE* SCH_IO_EAGLE::loadSymbolRectangle( wxXmlNode* aRectNode, int aGateNumber )
{
ERECT rect( aRectNode );
SCH_SHAPE* rectangle = new SCH_SHAPE( SHAPE_T::RECTANGLE, LAYER_DEVICE );
rectangle->SetPosition( VECTOR2I( rect.x1.ToSchUnits(), -rect.y1.ToSchUnits() ) );
rectangle->SetEnd( VECTOR2I( rect.x2.ToSchUnits(), -rect.y2.ToSchUnits() ) );
if( rect.rot )
{
VECTOR2I pos( rectangle->GetPosition() );
VECTOR2I end( rectangle->GetEnd() );
VECTOR2I center( rectangle->GetCenter() );
RotatePoint( pos, center, EDA_ANGLE( rect.rot->degrees, DEGREES_T ) );
RotatePoint( end, center, EDA_ANGLE( rect.rot->degrees, DEGREES_T ) );
rectangle->SetPosition( pos );
rectangle->SetEnd( end );
}
rectangle->SetUnit( aGateNumber );
// Eagle rectangles are filled by definition.
rectangle->SetFillMode( FILL_T::FILLED_SHAPE );
return rectangle;
}
SCH_ITEM* SCH_IO_EAGLE::loadSymbolWire( wxXmlNode* aWireNode, int aGateNumber )
{
EWIRE ewire = EWIRE( aWireNode );
VECTOR2I begin, end;
begin.x = ewire.x1.ToSchUnits();
begin.y = -ewire.y1.ToSchUnits();
end.x = ewire.x2.ToSchUnits();
end.y = -ewire.y2.ToSchUnits();
if( begin == end )
return nullptr;
// if the wire is an arc
if( ewire.curve )
{
SCH_SHAPE* arc = new SCH_SHAPE( SHAPE_T::ARC, LAYER_DEVICE );
VECTOR2I center = ConvertArcCenter( begin, end, *ewire.curve * - 1 );
double radius = sqrt( ( ( center.x - begin.x ) * ( center.x - begin.x ) ) +
( ( center.y - begin.y ) * ( center.y - begin.y ) ) );
// this emulates the filled semicircles created by a thick arc with flat ends caps.
if( ewire.cap == EWIRE::FLAT && ewire.width.ToSchUnits() >= 2 * radius )
{
VECTOR2I centerStartVector = ( begin - center ) * ( ewire.width.ToSchUnits() / radius );
begin = center + centerStartVector;
arc->SetStroke( STROKE_PARAMS( 1, LINE_STYLE::SOLID ) );
arc->SetFillMode( FILL_T::FILLED_SHAPE );
}
else
{
arc->SetStroke( STROKE_PARAMS( ewire.width.ToSchUnits(), LINE_STYLE::SOLID ) );
}
arc->SetCenter( center );
arc->SetStart( begin );
arc->SetArcAngleAndEnd( EDA_ANGLE( *ewire.curve * - 1, DEGREES_T ), true );
arc->SetUnit( aGateNumber );
return arc;
}
else
{
SCH_SHAPE* poly = new SCH_SHAPE( SHAPE_T::POLY, LAYER_DEVICE );
poly->AddPoint( begin );
poly->AddPoint( end );
poly->SetUnit( aGateNumber );
poly->SetStroke( STROKE_PARAMS( ewire.width.ToSchUnits(), LINE_STYLE::SOLID ) );
return poly;
}
}
SCH_SHAPE* SCH_IO_EAGLE::loadSymbolPolyLine( wxXmlNode* aPolygonNode, int aGateNumber )
{
SCH_SHAPE* poly = new SCH_SHAPE( SHAPE_T::POLY, LAYER_DEVICE );
EPOLYGON epoly( aPolygonNode );
wxXmlNode* vertex = aPolygonNode->GetChildren();
VECTOR2I pt, prev_pt;
opt_double prev_curve;
while( vertex )
{
if( vertex->GetName() == wxT( "vertex" ) ) // skip <xmlattr> node
{
EVERTEX evertex( vertex );
pt = VECTOR2I( evertex.x.ToSchUnits(), -evertex.y.ToSchUnits() );
if( prev_curve )
{
SHAPE_ARC arc;
arc.ConstructFromStartEndAngle( prev_pt, pt, -EDA_ANGLE( *prev_curve, DEGREES_T ) );
poly->GetPolyShape().Append( arc, -1, -1, ARC_ACCURACY );
}
else
{
poly->AddPoint( pt );
}
prev_pt = pt;
prev_curve = evertex.curve;
}
vertex = vertex->GetNext();
}
poly->SetStroke( STROKE_PARAMS( epoly.width.ToSchUnits(), LINE_STYLE::SOLID ) );
poly->SetFillMode( FILL_T::FILLED_SHAPE );
poly->SetUnit( aGateNumber );
return poly;
}
SCH_PIN* SCH_IO_EAGLE::loadPin( std::unique_ptr<LIB_SYMBOL>& aSymbol, wxXmlNode* aPin,
EPIN* aEPin, int aGateNumber )
{
std::unique_ptr<SCH_PIN> pin = std::make_unique<SCH_PIN>( aSymbol.get() );
pin->SetPosition( VECTOR2I( aEPin->x.ToSchUnits(), -aEPin->y.ToSchUnits() ) );
pin->SetName( aEPin->name );
pin->SetUnit( aGateNumber );
int roti = aEPin->rot ? aEPin->rot->degrees : 0;
switch( roti )
{
case 0: pin->SetOrientation( PIN_ORIENTATION::PIN_RIGHT ); break;
case 90: pin->SetOrientation( PIN_ORIENTATION::PIN_UP ); break;
case 180: pin->SetOrientation( PIN_ORIENTATION::PIN_LEFT ); break;
case 270: pin->SetOrientation( PIN_ORIENTATION::PIN_DOWN ); break;
default: wxFAIL_MSG( wxString::Format( wxT( "Unhandled orientation (%d degrees)." ), roti ) );
}
pin->SetLength( schIUScale.MilsToIU( 300 ) ); // Default pin length when not defined.
if( aEPin->length )
{
wxString length = aEPin->length.Get();
if( length == wxT( "short" ) )
pin->SetLength( schIUScale.MilsToIU( 100 ) );
else if( length == wxT( "middle" ) )
pin->SetLength( schIUScale.MilsToIU( 200 ) );
else if( length == wxT( "long" ) )
pin->SetLength( schIUScale.MilsToIU( 300 ) );
else if( length == wxT( "point" ) )
pin->SetLength( schIUScale.MilsToIU( 0 ) );
}
// emulate the visibility of pin elements
if( aEPin->visible )
{
wxString visible = aEPin->visible.Get();
if( visible == wxT( "off" ) )
{
pin->SetNameTextSize( 0 );
pin->SetNumberTextSize( 0 );
}
else if( visible == wxT( "pad" ) )
{
pin->SetNameTextSize( 0 );
}
else if( visible == wxT( "pin" ) )
{
pin->SetNumberTextSize( 0 );
}
/*
* else if( visible == wxT( "both" ) )
* {
* }
*/
}
if( aEPin->function )
{
wxString function = aEPin->function.Get();
if( function == wxT( "dot" ) )
pin->SetShape( GRAPHIC_PINSHAPE::INVERTED );
else if( function == wxT( "clk" ) )
pin->SetShape( GRAPHIC_PINSHAPE::CLOCK );
else if( function == wxT( "dotclk" ) )
pin->SetShape( GRAPHIC_PINSHAPE::INVERTED_CLOCK );
}
return pin.release();
}
SCH_TEXT* SCH_IO_EAGLE::loadSymbolText( wxXmlNode* aLibText, int aGateNumber )
{
ETEXT etext( aLibText );
VECTOR2I pos( etext.x.ToSchUnits(), -etext.y.ToSchUnits() );
const wxString& eagleText = aLibText->GetNodeContent();
wxString adjustedText;
wxStringTokenizer tokenizer( eagleText, "\r\n" );
// Strip the whitespace from both ends of each line.
while( tokenizer.HasMoreTokens() )
{
wxString tmp = interpretText( tokenizer.GetNextToken().Trim( true ).Trim( false ) );
if( tokenizer.HasMoreTokens() )
tmp += wxT( "\n" );
adjustedText += tmp;
}
if( adjustedText.IsEmpty() )
adjustedText = wxT( "~" );
auto libtext = std::make_unique<SCH_TEXT>( pos, adjustedText, LAYER_DEVICE );
libtext->SetUnit( aGateNumber );
loadTextAttributes( libtext.get(), etext );
return libtext.release();
}
void SCH_IO_EAGLE::loadSymbolFrame( wxXmlNode* aFrameNode, std::vector<SCH_ITEM*>& aItems )
{
EFRAME eframe( aFrameNode );
int xMin = eframe.x1.ToSchUnits();
int xMax = eframe.x2.ToSchUnits();
int yMin = -eframe.y1.ToSchUnits();
int yMax = -eframe.y2.ToSchUnits();
if( xMin > xMax )
std::swap( xMin, xMax );
if( yMin > yMax )
std::swap( yMin, yMax );
SCH_SHAPE* lines = new SCH_SHAPE( SHAPE_T::POLY, LAYER_DEVICE );
lines->AddPoint( VECTOR2I( xMin, yMin ) );
lines->AddPoint( VECTOR2I( xMax, yMin ) );
lines->AddPoint( VECTOR2I( xMax, yMax ) );
lines->AddPoint( VECTOR2I( xMin, yMax ) );
lines->AddPoint( VECTOR2I( xMin, yMin ) );
aItems.push_back( lines );
if( !( eframe.border_left == false ) )
{
lines = new SCH_SHAPE( SHAPE_T::POLY, LAYER_DEVICE );
lines->AddPoint( VECTOR2I( xMin + schIUScale.MilsToIU( 150 ),
yMin + schIUScale.MilsToIU( 150 ) ) );
lines->AddPoint( VECTOR2I( xMin + schIUScale.MilsToIU( 150 ),
yMax - schIUScale.MilsToIU( 150 ) ) );
aItems.push_back( lines );
int i;
int height = yMax - yMin;
int x1 = xMin;
int x2 = x1 + schIUScale.MilsToIU( 150 );
int legendPosX = xMin + schIUScale.MilsToIU( 75 );
double rowSpacing = height / double( eframe.rows );
double legendPosY = yMax - ( rowSpacing / 2 );
for( i = 1; i < eframe.rows; i++ )
{
int newY = KiROUND( yMin + ( rowSpacing * (double) i ) );
lines = new SCH_SHAPE( SHAPE_T::POLY, LAYER_DEVICE );
lines->AddPoint( VECTOR2I( x1, newY ) );
lines->AddPoint( VECTOR2I( x2, newY ) );
aItems.push_back( lines );
}
char legendChar = 'A';
for( i = 0; i < eframe.rows; i++ )
{
SCH_TEXT* legendText = new SCH_TEXT( VECTOR2I( legendPosX, KiROUND( legendPosY ) ),
wxString( legendChar ), LAYER_DEVICE );
legendText->SetTextSize( VECTOR2I( schIUScale.MilsToIU( 90 ),
schIUScale.MilsToIU( 100 ) ) );
aItems.push_back( legendText );
legendChar++;
legendPosY -= rowSpacing;
}
}
if( !( eframe.border_right == false ) )
{
lines = new SCH_SHAPE( SHAPE_T::POLY, LAYER_DEVICE );
lines->AddPoint( VECTOR2I( xMax - schIUScale.MilsToIU( 150 ),
yMin + schIUScale.MilsToIU( 150 ) ) );
lines->AddPoint( VECTOR2I( xMax - schIUScale.MilsToIU( 150 ),
yMax - schIUScale.MilsToIU( 150 ) ) );
aItems.push_back( lines );
int i;
int height = yMax - yMin;
int x1 = xMax - schIUScale.MilsToIU( 150 );
int x2 = xMax;
int legendPosX = xMax - schIUScale.MilsToIU( 75 );
double rowSpacing = height / double( eframe.rows );
double legendPosY = yMax - ( rowSpacing / 2 );
for( i = 1; i < eframe.rows; i++ )
{
int newY = KiROUND( yMin + ( rowSpacing * (double) i ) );
lines = new SCH_SHAPE( SHAPE_T::POLY, LAYER_DEVICE );
lines->AddPoint( VECTOR2I( x1, newY ) );
lines->AddPoint( VECTOR2I( x2, newY ) );
aItems.push_back( lines );
}
char legendChar = 'A';
for( i = 0; i < eframe.rows; i++ )
{
SCH_TEXT* legendText = new SCH_TEXT( VECTOR2I( legendPosX, KiROUND( legendPosY ) ),
wxString( legendChar ), LAYER_DEVICE );
legendText->SetTextSize( VECTOR2I( schIUScale.MilsToIU( 90 ),
schIUScale.MilsToIU( 100 ) ) );
aItems.push_back( legendText );
legendChar++;
legendPosY -= rowSpacing;
}
}
if( !( eframe.border_top == false ) )
{
lines = new SCH_SHAPE( SHAPE_T::POLY, LAYER_DEVICE );
lines->AddPoint( VECTOR2I( xMax - schIUScale.MilsToIU( 150 ),
yMax - schIUScale.MilsToIU( 150 ) ) );
lines->AddPoint( VECTOR2I( xMin + schIUScale.MilsToIU( 150 ),
yMax - schIUScale.MilsToIU( 150 ) ) );
aItems.push_back( lines );
int i;
int width = xMax - xMin;
int y1 = yMin;
int y2 = yMin + schIUScale.MilsToIU( 150 );
int legendPosY = yMax - schIUScale.MilsToIU( 75 );
double columnSpacing = width / double( eframe.columns );
double legendPosX = xMin + ( columnSpacing / 2 );
for( i = 1; i < eframe.columns; i++ )
{
int newX = KiROUND( xMin + ( columnSpacing * (double) i ) );
lines = new SCH_SHAPE( SHAPE_T::POLY, LAYER_DEVICE );
lines->AddPoint( VECTOR2I( newX, y1 ) );
lines->AddPoint( VECTOR2I( newX, y2 ) );
aItems.push_back( lines );
}
char legendChar = '1';
for( i = 0; i < eframe.columns; i++ )
{
SCH_TEXT* legendText = new SCH_TEXT( VECTOR2I( KiROUND( legendPosX ), legendPosY ),
wxString( legendChar ), LAYER_DEVICE );
legendText->SetTextSize( VECTOR2I( schIUScale.MilsToIU( 90 ),
schIUScale.MilsToIU( 100 ) ) );
aItems.push_back( legendText );
legendChar++;
legendPosX += columnSpacing;
}
}
if( !( eframe.border_bottom == false ) )
{
lines = new SCH_SHAPE( SHAPE_T::POLY, LAYER_DEVICE );
lines->AddPoint( VECTOR2I( xMax - schIUScale.MilsToIU( 150 ),
yMin + schIUScale.MilsToIU( 150 ) ) );
lines->AddPoint( VECTOR2I( xMin + schIUScale.MilsToIU( 150 ),
yMin + schIUScale.MilsToIU( 150 ) ) );
aItems.push_back( lines );
int i;
int width = xMax - xMin;
int y1 = yMax - schIUScale.MilsToIU( 150 );
int y2 = yMax;
int legendPosY = yMin + schIUScale.MilsToIU( 75 );
double columnSpacing = width / double( eframe.columns );
double legendPosX = xMin + ( columnSpacing / 2 );
for( i = 1; i < eframe.columns; i++ )
{
int newX = KiROUND( xMin + ( columnSpacing * (double) i ) );
lines = new SCH_SHAPE( SHAPE_T::POLY, LAYER_DEVICE );
lines->AddPoint( VECTOR2I( newX, y1 ) );
lines->AddPoint( VECTOR2I( newX, y2 ) );
aItems.push_back( lines );
}
char legendChar = '1';
for( i = 0; i < eframe.columns; i++ )
{
SCH_TEXT* legendText = new SCH_TEXT( VECTOR2I( KiROUND( legendPosX ), legendPosY ),
wxString( legendChar ), LAYER_DEVICE );
legendText->SetTextSize( VECTOR2I( schIUScale.MilsToIU( 90 ),
schIUScale.MilsToIU( 100 ) ) );
aItems.push_back( legendText );
legendChar++;
legendPosX += columnSpacing;
}
}
}
SCH_TEXT* SCH_IO_EAGLE::loadPlainText( wxXmlNode* aSchText )
{
std::unique_ptr<SCH_TEXT> schtext = std::make_unique<SCH_TEXT>();
ETEXT etext = ETEXT( aSchText );
const wxString& eagleText = aSchText->GetNodeContent();
wxString adjustedText;
wxStringTokenizer tokenizer( eagleText, "\r\n" );
// Strip the whitespace from both ends of each line.
while( tokenizer.HasMoreTokens() )
{
wxString tmp = interpretText( tokenizer.GetNextToken().Trim( true ).Trim( false ) );
if( tokenizer.HasMoreTokens() )
tmp += wxT( "\n" );
adjustedText += tmp;
}
schtext->SetText( adjustedText.IsEmpty() ? wxString( wxT( "\" \"" ) ) : escapeName( adjustedText ) );
schtext->SetPosition( VECTOR2I( etext.x.ToSchUnits(), -etext.y.ToSchUnits() ) );
loadTextAttributes( schtext.get(), etext );
schtext->SetItalic( false );
return schtext.release();
}
void SCH_IO_EAGLE::loadTextAttributes( EDA_TEXT* aText, const ETEXT& aAttribs ) const
{
aText->SetTextSize( aAttribs.ConvertSize() );
// Must come after SetTextSize()
if( aAttribs.ratio && aAttribs.ratio.CGet() > 12 )
aText->SetBold( true );
int align = aAttribs.align ? *aAttribs.align : ETEXT::BOTTOM_LEFT;
int degrees = aAttribs.rot ? aAttribs.rot->degrees : 0;
bool mirror = aAttribs.rot ? aAttribs.rot->mirror : false;
bool spin = aAttribs.rot ? aAttribs.rot->spin : false;
eagleToKicadAlignment( aText, align, degrees, mirror, spin, 0 );
}
void SCH_IO_EAGLE::loadFieldAttributes( SCH_FIELD* aField, const SCH_TEXT* aText ) const
{
aField->SetTextPos( aText->GetPosition() );
aField->SetTextSize( aText->GetTextSize() );
aField->SetTextAngle( aText->GetTextAngle() );
// Must come after SetTextSize()
aField->SetBold( aText->IsBold() );
aField->SetItalic( false );
aField->SetVertJustify( aText->GetVertJustify() );
aField->SetHorizJustify( aText->GetHorizJustify() );
}
void SCH_IO_EAGLE::adjustNetLabels()
{
// Eagle supports detached labels, so a label does not need to be placed on a wire
// to be associated with it. KiCad needs to move them, so the labels actually touch the
// corresponding wires.
// Sort the intersection points to speed up the search process
std::sort( m_wireIntersections.begin(), m_wireIntersections.end() );
auto onIntersection =
[&]( const VECTOR2I& aPos )
{
return std::binary_search( m_wireIntersections.begin(),
m_wireIntersections.end(), aPos );
};
for( SEG_DESC& segDesc : m_segments )
{
for( SCH_TEXT* label : segDesc.labels )
{
VECTOR2I labelPos( label->GetPosition() );
const SEG* segAttached = segDesc.LabelAttached( label );
if( segAttached && !onIntersection( labelPos ) )
continue; // label is placed correctly
// Move the label to the nearest wire
if( !segAttached )
{
std::tie( labelPos, segAttached ) = findNearestLinePoint( label->GetPosition(),
segDesc.segs );
if( !segAttached ) // we cannot do anything
continue;
}
// Create a vector pointing in the direction of the wire, 50 mils long
VECTOR2I wireDirection( segAttached->B - segAttached->A );
wireDirection = wireDirection.Resize( schIUScale.MilsToIU( 50 ) );
const VECTOR2I origPos( labelPos );
// Flags determining the search direction
bool checkPositive = true, checkNegative = true, move = false;
int trial = 0;
// Be sure the label is not placed on a wire intersection
while( ( !move || onIntersection( labelPos ) ) && ( checkPositive || checkNegative ) )
{
move = false;
// Move along the attached wire to find the new label position
if( trial % 2 == 1 )
{
labelPos = VECTOR2I( origPos + wireDirection * trial / 2 );
move = checkPositive = segAttached->Contains( labelPos );
}
else
{
labelPos = VECTOR2I( origPos - wireDirection * trial / 2 );
move = checkNegative = segAttached->Contains( labelPos );
}
++trial;
}
if( move )
label->SetPosition( VECTOR2I( labelPos ) );
}
}
m_segments.clear();
m_wireIntersections.clear();
}
bool SCH_IO_EAGLE::CanReadSchematicFile( const wxString& aFileName ) const
{
if( !SCH_IO::CanReadSchematicFile( aFileName ) )
return false;
return checkHeader( aFileName );
}
bool SCH_IO_EAGLE::CanReadLibrary( const wxString& aFileName ) const
{
if( !SCH_IO::CanReadLibrary( aFileName ) )
return false;
return checkHeader( aFileName );
}
bool SCH_IO_EAGLE::checkHeader( const wxString& aFileName ) const
{
wxFileInputStream input( aFileName );
if( !input.IsOk() )
return false;
wxTextInputStream text( input );
for( int i = 0; i < 4; i++ )
{
if( input.Eof() )
return false;
if( text.ReadLine().Contains( wxS( "<eagle" ) ) )
return true;
}
return false;
}
void SCH_IO_EAGLE::moveLabels( SCH_LINE* aWire, const VECTOR2I& aNewEndPoint )
{
SCH_SCREEN* screen = getCurrentScreen();
wxCHECK( screen, /* void */ );
for( SCH_ITEM* item : screen->Items().Overlapping( aWire->GetBoundingBox() ) )
{
if( !item->IsType( { SCH_LABEL_LOCATE_ANY_T } ) )
continue;
if( TestSegmentHit( item->GetPosition(), aWire->GetStartPoint(), aWire->GetEndPoint(), 0 ) )
item->SetPosition( aNewEndPoint );
}
}
void SCH_IO_EAGLE::addBusEntries()
{
// Add bus entry symbols
// TODO: Cleanup this function and break into pieces
// for each wire segment, compare each end with all busses.
// If the wire end is found to end on a bus segment, place a bus entry symbol.
std::vector<SCH_LINE*> buses;
std::vector<SCH_LINE*> wires;
SCH_SCREEN* screen = getCurrentScreen();
wxCHECK( screen, /* void */ );
for( SCH_ITEM* ii : screen->Items().OfType( SCH_LINE_T ) )
{
SCH_LINE* line = static_cast<SCH_LINE*>( ii );
if( line->IsBus() )
buses.push_back( line );
else if( line->IsWire() )
wires.push_back( line );
}
for( SCH_LINE* wire : wires )
{
VECTOR2I wireStart = wire->GetStartPoint();
VECTOR2I wireEnd = wire->GetEndPoint();
for( SCH_LINE* bus : buses )
{
VECTOR2I busStart = bus->GetStartPoint();
VECTOR2I busEnd = bus->GetEndPoint();
auto entrySize =
[]( int signX, int signY ) -> VECTOR2I
{
return VECTOR2I( schIUScale.MilsToIU( DEFAULT_SCH_ENTRY_SIZE ) * signX,
schIUScale.MilsToIU( DEFAULT_SCH_ENTRY_SIZE ) * signY );
};
auto testBusHit =
[&]( const VECTOR2I& aPt ) -> bool
{
return TestSegmentHit( aPt, busStart, busEnd, 0 );
};
if( wireStart.y == wireEnd.y && busStart.x == busEnd.x )
{
// Horizontal wire and vertical bus
if( testBusHit( wireStart ) )
{
// Wire start is on the vertical bus
if( wireEnd.x < busStart.x )
{
/* the end of the wire is to the left of the bus
* ⎥⎢
* ——————⎥⎢
* ⎥⎢
*/
VECTOR2I p = wireStart + entrySize( -1, 0 );
if( testBusHit( wireStart + entrySize( 0, -1 ) ) )
{
/* there is room above the wire for the bus entry
* ⎥⎢
* _____/⎥⎢
* ⎥⎢
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 1 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
else if( testBusHit( wireStart + entrySize( 0, 1 ) ) )
{
/* there is room below the wire for the bus entry
* _____ ⎥⎢
* \⎥⎢
* ⎥⎢
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 2 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
else
{
auto ercItem = ERC_ITEM::Create( ERCE_BUS_ENTRY_NEEDED );
SCH_MARKER* marker = new SCH_MARKER( ercItem, wireStart );
screen->Append( marker );
}
}
else
{
/* the wire end is to the right of the bus
* ⎥⎢
* ⎥⎢——————
* ⎥⎢
*/
VECTOR2I p = wireStart + entrySize( 1, 0 );
if( testBusHit( wireStart + entrySize( 0, -1 ) ) )
{
/* There is room above the wire for the bus entry
* ⎥⎢
* ⎥⎢\_____
* ⎥⎢
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p , 4 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
else if( testBusHit( wireStart + entrySize( 0, 1 ) ) )
{
/* There is room below the wire for the bus entry
* ⎥⎢ _____
* ⎥⎢/
* ⎥⎢
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 3 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
else
{
auto ercItem = ERC_ITEM::Create( ERCE_BUS_ENTRY_NEEDED );
SCH_MARKER* marker = new SCH_MARKER( ercItem, wireStart );
screen->Append( marker );
}
}
break;
}
else if( testBusHit( wireEnd ) )
{
// Wire end is on the vertical bus
if( wireStart.x < busStart.x )
{
/* start of the wire is to the left of the bus
* ⎥⎢
* ——————⎥⎢
* ⎥⎢
*/
VECTOR2I p = wireEnd + entrySize( -1, 0 );
if( testBusHit( wireEnd + entrySize( 0, -1 ) ) )
{
/* there is room above the wire for the bus entry
* ⎥⎢
* _____/⎥⎢
* ⎥⎢
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 1 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
else if( testBusHit( wireEnd + entrySize( 0, -1 ) ) )
{
/* there is room below the wire for the bus entry
* _____ ⎥⎢
* \⎥⎢
* ⎥⎢
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 2 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, wireEnd + entrySize( -1, 0 ) );
wire->SetEndPoint( wireEnd + entrySize( -1, 0 ) );
}
else
{
auto ercItem = ERC_ITEM::Create( ERCE_BUS_ENTRY_NEEDED );
SCH_MARKER* marker = new SCH_MARKER( ercItem, wireEnd );
screen->Append( marker );
}
}
else
{
/* the start of the wire is to the right of the bus
* ⎥⎢
* ⎥⎢——————
* ⎥⎢
*/
VECTOR2I p = wireEnd + entrySize( 1, 0 );
if( testBusHit( wireEnd + entrySize( 0, -1 ) ) )
{
/* There is room above the wire for the bus entry
* ⎥⎢
* ⎥⎢\_____
* ⎥⎢
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 4 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
else if( testBusHit( wireEnd + entrySize( 0, 1 ) ) )
{
/* There is room below the wire for the bus entry
* ⎥⎢ _____
* ⎥⎢/
* ⎥⎢
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 3 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
else
{
auto ercItem = ERC_ITEM::Create( ERCE_BUS_ENTRY_NEEDED );
SCH_MARKER* marker = new SCH_MARKER( ercItem, wireEnd );
screen->Append( marker );
}
}
break;
}
}
else if( wireStart.x == wireEnd.x && busStart.y == busEnd.y )
{
// Vertical wire and horizontal bus
if( testBusHit( wireStart ) )
{
// Wire start is on the bus
if( wireEnd.y < busStart.y )
{
/* the end of the wire is above the bus
* |
* |
* |
* =======
*/
VECTOR2I p = wireStart + entrySize( 0, -1 );
if( testBusHit( wireStart + entrySize( -1, 0 ) ) )
{
/* there is room to the left of the wire for the bus entry
* |
* |
* /
* =======
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 3 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
else if( testBusHit( wireStart + entrySize( 1, 0 ) ) )
{
/* there is room to the right of the wire for the bus entry
* |
* |
* \
* =======
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 2 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
else
{
auto ercItem = ERC_ITEM::Create( ERCE_BUS_ENTRY_NEEDED );
SCH_MARKER* marker = new SCH_MARKER( ercItem, wireStart );
screen->Append( marker );
}
}
else
{
/* wire end is below the bus
* =======
* |
* |
* |
*/
VECTOR2I p = wireStart + entrySize( 0, 1 );
if( testBusHit( wireStart + entrySize( -1, 0 ) ) )
{
/* there is room to the left of the wire for the bus entry
* =======
* \
* |
* |
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 4 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
else if( testBusHit( wireStart + entrySize( 1, 0 ) ) )
{
/* there is room to the right of the wire for the bus entry
* =======
* /
* |
* |
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 1 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
else
{
auto ercItem = ERC_ITEM::Create( ERCE_BUS_ENTRY_NEEDED );
SCH_MARKER* marker = new SCH_MARKER( ercItem, wireStart );
screen->Append( marker );
}
}
break;
}
else if( testBusHit( wireEnd ) )
{
// Wire end is on the bus
if( wireStart.y < busStart.y )
{
/* the start of the wire is above the bus
* |
* |
* |
* =======
*/
VECTOR2I p = wireEnd + entrySize( 0, -1 );
if( testBusHit( wireEnd + entrySize( -1, 0 ) ) )
{
/* there is room to the left of the wire for the bus entry
* |
* |
* /
* =======
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 3 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
else if( testBusHit( wireEnd + entrySize( 1, 0 ) ) )
{
/* there is room to the right of the wire for the bus entry
* |
* |
* \
* =======
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 2 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
else
{
auto ercItem = ERC_ITEM::Create( ERCE_BUS_ENTRY_NEEDED );
SCH_MARKER* marker = new SCH_MARKER( ercItem, wireEnd );
screen->Append( marker );
}
}
else
{
/* wire start is below the bus
* =======
* |
* |
* |
*/
VECTOR2I p = wireEnd + entrySize( 0, 1 );
if( testBusHit( wireEnd + entrySize( -1, 0 ) ) )
{
/* there is room to the left of the wire for the bus entry
* =======
* \
* |
* |
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 4 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
else if( testBusHit( wireEnd + entrySize( 1, 0 ) ) )
{
/* there is room to the right of the wire for the bus entry
* =======
* /
* |
* |
*/
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 1 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
else
{
auto ercItem = ERC_ITEM::Create( ERCE_BUS_ENTRY_NEEDED );
SCH_MARKER* marker = new SCH_MARKER( ercItem, wireEnd );
screen->Append( marker );
}
}
break;
}
}
else
{
// Wire isn't horizontal or vertical
if( testBusHit( wireStart ) )
{
VECTOR2I wirevector = wireStart - wireEnd;
if( wirevector.x > 0 )
{
if( wirevector.y > 0 )
{
VECTOR2I p = wireStart + entrySize( -1, -1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 2 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
else
{
VECTOR2I p = wireStart + entrySize( -1, 1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 1 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
}
else
{
if( wirevector.y > 0 )
{
VECTOR2I p = wireStart + entrySize( 1, -1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 3 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
else
{
VECTOR2I p = wireStart + entrySize( 1, 1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 4 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
}
break;
}
else if( testBusHit( wireEnd ) )
{
VECTOR2I wirevector = wireStart - wireEnd;
if( wirevector.x > 0 )
{
if( wirevector.y > 0 )
{
VECTOR2I p = wireEnd + entrySize( 1, 1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 4 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
else
{
VECTOR2I p = wireEnd + entrySize( 1, -1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 3 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
}
else
{
if( wirevector.y > 0 )
{
VECTOR2I p = wireEnd + entrySize( -1, 1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 1 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
else
{
VECTOR2I p = wireEnd + entrySize( -1, -1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 2 );
busEntry->SetFlags( IS_NEW );
screen->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
}
break;
}
}
}
}
}
const SEG* SCH_IO_EAGLE::SEG_DESC::LabelAttached( const SCH_TEXT* aLabel ) const
{
VECTOR2I labelPos( aLabel->GetPosition() );
for( const SEG& seg : segs )
{
if( seg.Contains( labelPos ) )
return &seg;
}
return nullptr;
}
// TODO could be used to place junctions, instead of IsJunctionNeeded()
// (see SCH_EDIT_FRAME::importFile())
bool SCH_IO_EAGLE::checkConnections( const SCH_SYMBOL* aSymbol, const SCH_PIN* aPin ) const
{
wxCHECK( aSymbol && aPin, false );
VECTOR2I pinPosition = aSymbol->GetPinPhysicalPosition( aPin );
auto pointIt = m_connPoints.find( pinPosition );
if( pointIt == m_connPoints.end() )
return false;
const auto& items = pointIt->second;
wxCHECK( items.find( aPin ) != items.end(), false );
return items.size() > 1;
}
void SCH_IO_EAGLE::addImplicitConnections( SCH_SYMBOL* aSymbol, SCH_SCREEN* aScreen,
bool aUpdateSet )
{
// Normally power parts also have power input pins,
// but they already force net names on the attached wires
if( aSymbol->GetLibSymbolRef().IsPower() )
return;
int unit = aSymbol->GetUnit();
const wxString reference = aSymbol->GetField( REFERENCE_FIELD )->GetText();
std::vector<SCH_PIN*> pins = aSymbol->GetLibSymbolRef().GetAllLibPins();
std::set<int> missingUnits;
// Search all units for pins creating implicit connections
for( const SCH_PIN* pin : pins )
{
if( pin->GetType() == ELECTRICAL_PINTYPE::PT_POWER_IN )
{
bool pinInUnit = !unit || pin->GetUnit() == unit; // pin belongs to the tested unit
// Create a global net label only if there are no other wires/pins attached
if( pinInUnit )
{
if( !checkConnections( aSymbol, pin ) )
{
// Create a net label to force the net name on the pin
SCH_GLOBALLABEL* netLabel = new SCH_GLOBALLABEL;
netLabel->SetPosition( aSymbol->GetPinPhysicalPosition( pin ) );
netLabel->SetText( extractNetName( pin->GetName() ) );
netLabel->SetTextSize( VECTOR2I( schIUScale.MilsToIU( 40 ),
schIUScale.MilsToIU( 40 ) ) );
switch( pin->GetOrientation() )
{
default:
case PIN_ORIENTATION::PIN_RIGHT:
netLabel->SetSpinStyle( SPIN_STYLE::LEFT );
break;
case PIN_ORIENTATION::PIN_LEFT:
netLabel->SetSpinStyle( SPIN_STYLE::RIGHT );
break;
case PIN_ORIENTATION::PIN_UP:
netLabel->SetSpinStyle( SPIN_STYLE::UP );
break;
case PIN_ORIENTATION::PIN_DOWN:
netLabel->SetSpinStyle( SPIN_STYLE::BOTTOM );
break;
}
aScreen->Append( netLabel );
}
}
else if( aUpdateSet )
{
// Found a pin creating implicit connection information in another unit.
// Such units will be instantiated if they do not appear in another sheet and
// processed later.
wxASSERT( pin->GetUnit() );
missingUnits.insert( pin->GetUnit() );
}
}
}
if( aUpdateSet && aSymbol->GetLibSymbolRef().GetUnitCount() > 1 )
{
auto cmpIt = m_missingCmps.find( reference );
// The first unit found has always already been processed.
if( cmpIt == m_missingCmps.end() )
{
EAGLE_MISSING_CMP& entry = m_missingCmps[reference];
entry.cmp = aSymbol;
entry.units.emplace( unit, false );
}
else
{
// Set the flag indicating this unit has been processed.
cmpIt->second.units[unit] = false;
}
if( !missingUnits.empty() ) // Save the units that need later processing
{
EAGLE_MISSING_CMP& entry = m_missingCmps[reference];
entry.cmp = aSymbol;
// Add units that haven't already been processed.
for( int i : missingUnits )
{
if( entry.units.find( i ) != entry.units.end() )
entry.units.emplace( i, true );
}
}
}
}
wxString SCH_IO_EAGLE::translateEagleBusName( const wxString& aEagleName ) const
{
if( NET_SETTINGS::ParseBusVector( aEagleName, nullptr, nullptr ) )
return aEagleName;
wxString ret = wxT( "{" );
wxStringTokenizer tokenizer( aEagleName, wxT( "," ) );
while( tokenizer.HasMoreTokens() )
{
wxString member = tokenizer.GetNextToken();
// In Eagle, overbar text is automatically stopped at the end of the net name, even when
// that net name is part of a bus definition. In KiCad, we don't (currently) do that, so
// if there is an odd number of overbar markers in this net name, we need to append one
// to close it out before appending the space.
if( member.Freq( '!' ) % 2 > 0 )
member << wxT( "!" );
ret << member << wxS( " " );
}
ret.Trim( true );
ret << wxT( "}" );
return ret;
}
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