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kicad/eeschema/sch_plugins/eagle/sch_eagle_plugin.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) 2017-2021 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_plugins/eagle/sch_eagle_plugin.h>
#include <locale_io.h>
#include <properties.h>
#include <algorithm>
#include <memory>
#include <wx/filename.h>
#include <wx/tokenzr.h>
#include <wx/wfstream.h>
#include <wx/xml/xml.h>
#include <wx/msgdlg.h>
#include <symbol_library.h>
#include <plugins/eagle/eagle_parser.h>
#include <string_utils.h>
#include <lib_shape.h>
#include <lib_id.h>
#include <lib_item.h>
#include <lib_pin.h>
#include <lib_text.h>
#include <project.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_plugins/legacy/sch_legacy_plugin.h>
#include <sch_marker.h>
#include <sch_screen.h>
#include <sch_sheet.h>
#include <sch_sheet_path.h>
#include <sch_text.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 = {
{ "sup", ELECTRICAL_PINTYPE::PT_POWER_IN },
{ "pas", ELECTRICAL_PINTYPE::PT_PASSIVE },
{ "out", ELECTRICAL_PINTYPE::PT_OUTPUT },
{ "in", ELECTRICAL_PINTYPE::PT_INPUT },
{ "nc", ELECTRICAL_PINTYPE::PT_NC },
{ "io", ELECTRICAL_PINTYPE::PT_BIDI },
{ "oc", ELECTRICAL_PINTYPE::PT_OPENCOLLECTOR },
{ "hiz", ELECTRICAL_PINTYPE::PT_TRISTATE },
{ "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 EDA_RECT getSheetBbox( SCH_SHEET* aSheet )
{
EDA_RECT 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( '@' );
}
wxString SCH_EAGLE_PLUGIN::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 = "noname";
m_libName += "-eagle-import";
m_libName = LIB_ID::FixIllegalChars( m_libName, true );
}
return m_libName;
}
wxFileName SCH_EAGLE_PLUGIN::getLibFileName()
{
wxFileName fn( m_schematic->Prj().GetProjectPath(), getLibName(), KiCadSymbolLibFileExtension );
return fn;
}
void SCH_EAGLE_PLUGIN::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 == "Nets" )
{
m_layerMap[elayer.number] = LAYER_WIRE;
}
else if( elayer.name == "Info" || elayer.name == "Guide" )
{
m_layerMap[elayer.number] = LAYER_NOTES;
}
else if( elayer.name == "Busses" )
{
m_layerMap[elayer.number] = LAYER_BUS;
}
}
}
SCH_LAYER_ID SCH_EAGLE_PLUGIN::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 )
{
default:
wxASSERT_MSG( false, wxString::Format( "Unhandled orientation (%d degrees)", roti ) );
KI_FALLTHROUGH;
case 0:
return SYM_ORIENT_0;
case 90:
return SYM_ORIENT_90;
case 180:
return SYM_ORIENT_180;
case 270:
return SYM_ORIENT_270;
}
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( 900 );
}
else if( aRelDegress == 180 )
align = -align;
else if( aRelDegress == 270 )
{
aText->SetTextAngle( 900 );
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_HJUSTIFY_CENTER );
aText->SetVertJustify( GR_TEXT_VJUSTIFY_CENTER );
break;
case ETEXT::CENTER_LEFT:
aText->SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );
aText->SetVertJustify( GR_TEXT_VJUSTIFY_CENTER );
break;
case ETEXT::CENTER_RIGHT:
aText->SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
aText->SetVertJustify( GR_TEXT_VJUSTIFY_CENTER );
break;
case ETEXT::TOP_CENTER:
aText->SetHorizJustify( GR_TEXT_HJUSTIFY_CENTER );
aText->SetVertJustify( GR_TEXT_VJUSTIFY_TOP );
break;
case ETEXT::TOP_LEFT:
aText->SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );
aText->SetVertJustify( GR_TEXT_VJUSTIFY_TOP );
break;
case ETEXT::TOP_RIGHT:
aText->SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
aText->SetVertJustify( GR_TEXT_VJUSTIFY_TOP );
break;
case ETEXT::BOTTOM_CENTER:
aText->SetHorizJustify( GR_TEXT_HJUSTIFY_CENTER );
aText->SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
break;
case ETEXT::BOTTOM_LEFT:
aText->SetHorizJustify( GR_TEXT_HJUSTIFY_LEFT );
aText->SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
break;
case ETEXT::BOTTOM_RIGHT:
aText->SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
aText->SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
break;
default:
aText->SetHorizJustify( GR_TEXT_HJUSTIFY_RIGHT );
aText->SetVertJustify( GR_TEXT_VJUSTIFY_BOTTOM );
break;
}
}
SCH_EAGLE_PLUGIN::SCH_EAGLE_PLUGIN() :
m_progressReporter( nullptr ),
m_doneCount( 0 ),
m_lastProgressCount( 0 ),
m_totalCount( 0 )
{
m_rootSheet = nullptr;
m_currentSheet = nullptr;
m_schematic = nullptr;
m_reporter = &WXLOG_REPORTER::GetInstance();
}
SCH_EAGLE_PLUGIN::~SCH_EAGLE_PLUGIN()
{
}
const wxString SCH_EAGLE_PLUGIN::GetName() const
{
return "EAGLE";
}
const wxString SCH_EAGLE_PLUGIN::GetFileExtension() const
{
return "sch";
}
const wxString SCH_EAGLE_PLUGIN::GetLibraryFileExtension() const
{
return "lbr";
}
int SCH_EAGLE_PLUGIN::GetModifyHash() const
{
return 0;
}
void SCH_EAGLE_PLUGIN::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_EAGLE_PLUGIN::Load( const wxString& aFileName, SCHEMATIC* aSchematic,
SCH_SHEET* aAppendToMe, const PROPERTIES* aProperties )
{
wxASSERT( !aFileName || aSchematic != nullptr );
LOCALE_IO toggle; // toggles on, then off, the C locale.
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;
wxFFileInputStream stream( m_filename.GetFullPath() );
if( !stream.IsOk() || !xmlDocument.Load( stream ) )
{
THROW_IO_ERROR( wxString::Format( _( "Unable to read file '%s'." ),
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( KiCadSchematicFileExtension );
if( aAppendToMe )
{
wxCHECK_MSG( aSchematic->IsValid(), nullptr, "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 );
}
SYMBOL_LIB_TABLE* libTable = m_schematic->Prj().SchSymbolLibTable();
wxCHECK_MSG( libTable, nullptr, "Could not load symbol lib table." );
m_pi.set( SCH_IO_MGR::FindPlugin( SCH_IO_MGR::SCH_KICAD ) );
m_properties = std::make_unique<PROPERTIES>();
( *m_properties )[SCH_LEGACY_PLUGIN::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->CreateSymbolLib( getLibFileName().GetFullPath() );
wxString libTableUri = "${KIPRJMOD}/" + getLibFileName().GetFullName();
// Add the new library to the project symbol library table.
libTable->InsertRow(
new SYMBOL_LIB_TABLE_ROW( getLibName(), libTableUri, wxString( "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 );
m_schematic->Prj().SchSymbolLibTable();
}
// 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( "version", "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_EAGLE_PLUGIN::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* library = drawingChildren["library"]
// wxXmlNode* settings = drawingChildren["settings"]
// Load schematic
auto schematic = drawingChildren["schematic"];
if( schematic )
loadSchematic( schematic );
}
void SCH_EAGLE_PLUGIN::countNets( wxXmlNode* aSchematicNode )
{
// Map all children into a readable dictionary
NODE_MAP schematicChildren = MapChildren( aSchematicNode );
// Loop through all the sheets
wxXmlNode* sheetNode = getChildrenNodes( schematicChildren, "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, "nets" );
while( netNode )
{
wxString netName = netNode->GetAttribute( "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_EAGLE_PLUGIN::loadSchematic( wxXmlNode* aSchematicNode )
{
// Map all children into a readable dictionary
NODE_MAP schematicChildren = MapChildren( aSchematicNode );
wxXmlNode* partNode = getChildrenNodes( schematicChildren, "parts" );
wxXmlNode* libraryNode = getChildrenNodes( schematicChildren, "libraries" );
wxXmlNode* sheetNode = getChildrenNodes( schematicChildren, "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, "devicesets" );
while( devicesetNode )
{
NODE_MAP deviceSetChildren = MapChildren( devicesetNode );
wxXmlNode* deviceNode = getChildrenNodes( deviceSetChildren, "devices" );
wxXmlNode* gateNode = getChildrenNodes( deviceSetChildren, "gates" );
m_totalCount += count_nodes( deviceNode ) * count_nodes( gateNode );
devicesetNode = devicesetNode->GetNext();
}
libraryNode = libraryNode->GetNext();
}
// Rewind
libraryNode = getChildrenNodes( schematicChildren, "libraries" );
while( sheetNode )
{
NODE_MAP sheetChildren = MapChildren( sheetNode );
m_totalCount += count_nodes( getChildrenNodes( sheetChildren, "instances" ) );
m_totalCount += count_nodes( getChildrenNodes( sheetChildren, "busses" ) );
m_totalCount += count_nodes( getChildrenNodes( sheetChildren, "nets" ) );
m_totalCount += count_nodes( getChildrenNodes( sheetChildren, "plain" ) );
sheetNode = sheetNode->GetNext();
}
// Rewind
sheetNode = getChildrenNodes( schematicChildren, "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( "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 );
// Loop through all the sheets
int sheet_count = countChildren( sheetNode->GetParent(), "sheet" );
// If eagle schematic has multiple sheets then create corresponding subsheets on the root sheet
if( sheet_count > 1 )
{
int x, y, i;
i = 1;
x = 1;
y = 1;
while( sheetNode )
{
wxPoint pos = wxPoint( x * Mils2iu( 1000 ), y * Mils2iu( 1000 ) );
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 );
sheet->GetScreen()->SetFileName( sheet->GetFileName() );
m_currentSheet = sheet.get();
loadSheet( sheetNode, i );
m_rootSheet->GetScreen()->Append( sheet.release() );
SCH_SHEET_PATH sheetpath;
m_rootSheet->LocatePathOfScreen( m_currentSheet->GetScreen(), &sheetpath );
sheetpath.push_back( m_currentSheet );
m_rootSheet->AddInstance( sheetpath );
m_rootSheet->SetPageNumber( sheetpath, wxString::Format( "%d", i ) );
sheetNode = sheetNode->GetNext();
x += 2;
if( x > 10 ) // start next row
{
x = 1;
y += 2;
}
i++;
}
}
else
{
while( sheetNode )
{
m_currentSheet = m_rootSheet;
loadSheet( sheetNode, 0 );
sheetNode = sheetNode->GetNext();
SCH_SHEET_PATH rootPath;
rootPath.push_back( m_rootSheet );
m_rootSheet->AddInstance( rootPath );
m_rootSheet->SetPageNumber( rootPath, wxT( "1" ) );
}
}
// 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
wxSize pageSizeIU = m_rootSheet->GetScreen()->GetPageSettings().GetSizeIU();
EDA_RECT sheetBbox = getSheetBbox( m_rootSheet );
wxPoint 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
EDA_RECT cmpBbox = symbol->GetBoundingBox();
int posY = newCmpPosition.y + cmpBbox.GetHeight();
symbol->SetPosition( wxPoint( newCmpPosition.x, posY ) );
newCmpPosition.x += cmpBbox.GetWidth();
maxY = std::max( maxY, posY );
if( newCmpPosition.x >= pageSizeIU.GetWidth() ) // reached the page boundary?
newCmpPosition = wxPoint( 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_EAGLE_PLUGIN::loadSheet( wxXmlNode* aSheetNode, int aSheetIndex )
{
// Map all children into a readable dictionary
NODE_MAP sheetChildren = MapChildren( aSheetNode );
// Get description node
wxXmlNode* descriptionNode = getChildrenNodes( sheetChildren, "description" );
wxString des;
std::string filename;
SCH_FIELD& sheetNameField = m_currentSheet->GetFields()[SHEETNAME];
SCH_FIELD& filenameField = m_currentSheet->GetFields()[SHEETFILENAME];
if( descriptionNode )
{
des = descriptionNode->GetContent();
des.Replace( "\n", "_", true );
sheetNameField.SetText( des );
filename = des.ToStdString();
}
else
{
filename = wxString::Format( "%s_%d", m_filename.GetName(), aSheetIndex );
sheetNameField.SetText( filename );
}
ReplaceIllegalFileNameChars( &filename );
replace( filename.begin(), filename.end(), ' ', '_' );
wxFileName fn( m_filename );
fn.SetName( filename );
fn.SetExt( KiCadSchematicFileExtension );
filenameField.SetText( fn.GetFullName() );
m_currentSheet->GetScreen()->SetFileName( fn.GetFullPath() );
m_currentSheet->AutoplaceFields( m_currentSheet->GetScreen(), true );
// Loop through all of the symbol instances.
wxXmlNode* instanceNode = getChildrenNodes( sheetChildren, "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, "busses" );
while( busNode )
{
checkpoint();
// Get the bus name
wxString busName = translateEagleBusName( busNode->GetAttribute( "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, "nets" );
while( netNode )
{
checkpoint();
// Get the net name and class
wxString netName = netNode->GetAttribute( "name" );
wxString netClass = netNode->GetAttribute( "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, "plain" );
while( plainNode )
{
checkpoint();
wxString nodeName = plainNode->GetName();
if( nodeName == "text" )
{
m_currentSheet->GetScreen()->Append( loadPlainText( plainNode ) );
}
else if( nodeName == "wire" )
{
m_currentSheet->GetScreen()->Append( loadWire( plainNode ) );
}
else if( nodeName == "frame" )
{
std::vector<SCH_LINE*> lines;
loadFrame( plainNode, lines );
for( SCH_LINE* line : lines )
m_currentSheet->GetScreen()->Append( line );
}
plainNode = plainNode->GetNext();
}
// Calculate the new sheet size.
EDA_RECT sheetBoundingBox = getSheetBbox( m_currentSheet );
wxSize targetSheetSize = sheetBoundingBox.GetSize();
targetSheetSize.IncBy( Mils2iu( 1500 ), Mils2iu( 1500 ) );
// Get current Eeschema sheet size.
wxSize pageSizeIU = m_currentSheet->GetScreen()->GetPageSettings().GetSizeIU();
PAGE_INFO pageInfo = m_currentSheet->GetScreen()->GetPageSettings();
// Increase if necessary
if( pageSizeIU.x < targetSheetSize.x )
pageInfo.SetWidthMils( Iu2Mils( targetSheetSize.x ) );
if( pageSizeIU.y < targetSheetSize.y )
pageInfo.SetHeightMils( Iu2Mils( targetSheetSize.y ) );
// Set the new sheet size.
m_currentSheet->GetScreen()->SetPageSettings( pageInfo );
pageSizeIU = m_currentSheet->GetScreen()->GetPageSettings().GetSizeIU();
wxPoint sheetcentre( pageSizeIU.x / 2, pageSizeIU.y / 2 );
wxPoint itemsCentre = sheetBoundingBox.Centre();
// round the translation to nearest 100mil to place it on the grid.
wxPoint translation = sheetcentre - itemsCentre;
translation.x = translation.x - translation.x % Mils2iu( 100 );
translation.y = translation.y - translation.y % Mils2iu( 100 );
// Add global net labels for the named power input pins in this sheet
for( SCH_ITEM* item : m_currentSheet->GetScreen()->Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
addImplicitConnections( symbol, m_currentSheet->GetScreen(), true );
}
m_connPoints.clear();
// Translate the items.
std::vector<SCH_ITEM*> allItems;
std::copy( m_currentSheet->GetScreen()->Items().begin(),
m_currentSheet->GetScreen()->Items().end(), std::back_inserter( allItems ) );
for( SCH_ITEM* item : allItems )
{
item->SetPosition( item->GetPosition() + translation );
item->ClearFlags();
m_currentSheet->GetScreen()->Update( item );
}
}
void SCH_EAGLE_PLUGIN::loadFrame( wxXmlNode* aFrameNode, std::vector<SCH_LINE*>& aLines )
{
EFRAME eframe( aFrameNode );
wxPoint corner1( eframe.x1.ToSchUnits(), -eframe.y1.ToSchUnits() );
wxPoint corner3( eframe.x2.ToSchUnits(), -eframe.y2.ToSchUnits() );
wxPoint corner2( corner3.x, corner1.y );
wxPoint corner4( corner1.x, corner3.y );
SCH_LINE* line = new SCH_LINE();
line->SetLineStyle( PLOT_DASH_TYPE::SOLID );
line->SetStartPoint( corner1 );
line->SetEndPoint( corner2 );
aLines.push_back( line );
line = new SCH_LINE();
line->SetLineStyle( PLOT_DASH_TYPE::SOLID );
line->SetStartPoint( corner2 );
line->SetEndPoint( corner3 );
aLines.push_back( line );
line = new SCH_LINE();
line->SetLineStyle( PLOT_DASH_TYPE::SOLID );
line->SetStartPoint( corner3 );
line->SetEndPoint( corner4 );
aLines.push_back( line );
line = new SCH_LINE();
line->SetLineStyle( PLOT_DASH_TYPE::SOLID );
line->SetStartPoint( corner4 );
line->SetEndPoint( corner1 );
aLines.push_back( line );
}
void SCH_EAGLE_PLUGIN::loadSegments( wxXmlNode* aSegmentsNode, const wxString& netName,
const wxString& aNetClass )
{
// Loop through all segments
wxXmlNode* currentSegment = aSegmentsNode->GetChildren();
SCH_SCREEN* screen = m_currentSheet->GetScreen();
int segmentCount = countChildren( aSegmentsNode, "segment" );
// wxCHECK( screen, [>void<] );
while( currentSegment )
{
bool labelled = false; // has a label been added to this continuously connected segment
NODE_MAP segmentChildren = MapChildren( currentSegment );
SCH_LINE* firstWire = nullptr;
m_segments.emplace_back();
SEG_DESC& segDesc = m_segments.back();
// Loop through all segment children
wxXmlNode* segmentAttribute = currentSegment->GetChildren();
while( segmentAttribute )
{
if( segmentAttribute->GetName() == "wire" )
{
SCH_LINE* wire = loadWire( segmentAttribute );
if( !firstWire )
firstWire = wire;
// Test for intersections with other wires
SEG thisWire( wire->GetStartPoint(), wire->GetEndPoint() );
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 == "junction" )
{
screen->Append( loadJunction( segmentAttribute ) );
}
else if( nodeName == "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 == "pinref" )
{
segmentAttribute->GetAttribute( "gate" ); // REQUIRED
wxString part = segmentAttribute->GetAttribute( "part" ); // REQUIRED
wxString pin = segmentAttribute->GetAttribute( "pin" ); // REQUIRED
auto powerPort = m_powerPorts.find( "#" + part );
if( powerPort != m_powerPorts.end()
&& powerPort->second == EscapeString( pin, CTX_NETNAME ) )
{
labelled = true;
}
}
else if( nodeName == "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 && firstWire )
{
std::unique_ptr<SCH_TEXT> 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->GetStartPoint() );
label->SetText( escapeName( netName ) );
label->SetTextSize( wxSize( Mils2iu( 40 ), Mils2iu( 40 ) ) );
if( firstWire->GetEndPoint().x > firstWire->GetStartPoint().x )
label->SetLabelSpinStyle( LABEL_SPIN_STYLE::LEFT );
else
label->SetLabelSpinStyle( LABEL_SPIN_STYLE::RIGHT );
screen->Append( label.release() );
}
}
currentSegment = currentSegment->GetNext();
}
}
SCH_LINE* SCH_EAGLE_PLUGIN::loadWire( wxXmlNode* aWireNode )
{
std::unique_ptr<SCH_LINE> wire = std::make_unique<SCH_LINE>();
EWIRE ewire = EWIRE( aWireNode );
wire->SetLayer( kiCadLayer( ewire.layer ) );
wxPoint begin, end;
begin.x = ewire.x1.ToSchUnits();
begin.y = -ewire.y1.ToSchUnits();
end.x = ewire.x2.ToSchUnits();
end.y = -ewire.y2.ToSchUnits();
wire->SetStartPoint( begin );
wire->SetEndPoint( end );
m_connPoints[begin].emplace( wire.get() );
m_connPoints[end].emplace( wire.get() );
return wire.release();
}
SCH_JUNCTION* SCH_EAGLE_PLUGIN::loadJunction( wxXmlNode* aJunction )
{
std::unique_ptr<SCH_JUNCTION> junction = std::make_unique<SCH_JUNCTION>();
EJUNCTION ejunction = EJUNCTION( aJunction );
wxPoint pos( ejunction.x.ToSchUnits(), -ejunction.y.ToSchUnits() );
junction->SetPosition( pos );
return junction.release();
}
SCH_TEXT* SCH_EAGLE_PLUGIN::loadLabel( wxXmlNode* aLabelNode, const wxString& aNetName )
{
ELABEL elabel = ELABEL( aLabelNode, aNetName );
wxPoint 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_TEXT> label;
wxSize textSize = wxSize( 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->SetLabelSpinStyle( LABEL_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_EAGLE_PLUGIN::findNearestLinePoint( const wxPoint& 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_EAGLE_PLUGIN::loadInstance( wxXmlNode* aInstanceNode )
{
EINSTANCE einstance = EINSTANCE( aInstanceNode );
SCH_SCREEN* screen = m_currentSheet->GetScreen();
// 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( "*", "" );
wxString kisymbolname = EscapeString( symbolname, CTX_LIBID );
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(), kisymbolname,
m_properties.get() );
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(), kisymbolname );
std::unique_ptr<SCH_SYMBOL> symbol = std::make_unique<SCH_SYMBOL>();
symbol->SetLibId( libId );
symbol->SetUnit( unit );
symbol->SetPosition( wxPoint( einstance.x.ToSchUnits(), -einstance.y.ToSchUnits() ) );
// assume that footprint library is identical to project name
wxString packageString = m_schematic->Prj().GetProjectName() + wxT( ":" ) + package;
symbol->GetField( FOOTPRINT_FIELD )->SetText( packageString );
if( einstance.rot )
{
symbol->SetOrientation( kiCadComponentRotation( einstance.rot->degrees ) );
if( einstance.rot->mirror )
symbol->MirrorHorizontally( einstance.x.ToSchUnits() );
}
std::vector<LIB_FIELD*> partFields;
part->GetFields( partFields );
for( const LIB_FIELD* field : partFields )
{
symbol->GetFieldById( field->GetId() )->ImportValues( *field );
symbol->GetFieldById( field->GetId() )->SetTextPos( 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;
// 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( "0123456789" ) == wxString::npos )
reference.Prepend( "UNK" );
SCH_SHEET_PATH sheetpath;
m_rootSheet->LocatePathOfScreen( screen, &sheetpath );
wxString current_sheetpath = sheetpath.PathAsString() + symbol->m_Uuid.AsString();
symbol->GetField( REFERENCE_FIELD )->SetText( reference );
symbol->AddHierarchicalReference( current_sheetpath, reference, unit );
if( epart->value )
symbol->GetField( VALUE_FIELD )->SetText( *epart->value );
else
symbol->GetField( VALUE_FIELD )->SetText( kisymbolname );
// Set the visibility of fields.
symbol->GetField( REFERENCE_FIELD )->SetVisible(
part->GetFieldById( REFERENCE_FIELD )->IsVisible() );
symbol->GetField( VALUE_FIELD )->SetVisible( part->GetFieldById( VALUE_FIELD )->IsVisible() );
for( const auto& a : epart->attribute )
{
SCH_FIELD* field = symbol->AddField( *symbol->GetField( VALUE_FIELD ) );
field->SetName( a.first );
field->SetText( a.second );
field->SetVisible( false );
}
for( const auto& a : epart->variant )
{
SCH_FIELD* field = symbol->AddField( *symbol->GetField( VALUE_FIELD ) );
field->SetName( "VARIANT_" + 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() == "attribute" )
{
EATTR attr = EATTR( attributeNode );
SCH_FIELD* field = nullptr;
if( attr.name.Lower() == "name" )
{
field = symbol->GetField( REFERENCE_FIELD );
nameAttributeFound = true;
}
else if( attr.name.Lower() == "value" )
{
field = symbol->GetField( VALUE_FIELD );
valueAttributeFound = true;
}
else
{
field = symbol->FindField( attr.name );
if( field )
field->SetVisible( false );
}
if( field )
{
field->SetPosition( wxPoint( 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() == "variant" )
{
wxString variant, value;
if( attributeNode->GetAttribute( "name", &variant )
&& attributeNode->GetAttribute( "value", &value ) )
{
SCH_FIELD* field = symbol->AddField( *symbol->GetField( VALUE_FIELD ) );
field->SetName( "VARIANT_" + variant );
field->SetText( value );
field->SetVisible( false );
}
}
attributeNode = attributeNode->GetNext();
}
if( einstance.smashed && einstance.smashed.Get() )
{
if( !valueAttributeFound )
symbol->GetField( VALUE_FIELD )->SetVisible( false );
if( !nameAttributeFound )
symbol->GetField( REFERENCE_FIELD )->SetVisible( false );
}
// Save the pin positions
SYMBOL_LIB_TABLE& schLibTable = *m_schematic->Prj().SchSymbolLibTable();
LIB_SYMBOL* libSymbol = schLibTable.LoadSymbol( symbol->GetLibId() );
wxCHECK( libSymbol, /*void*/ );
symbol->SetLibSymbol( new LIB_SYMBOL( *libSymbol ) );
std::vector<LIB_PIN*> pins;
symbol->GetLibPins( pins );
for( const LIB_PIN* pin : pins )
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_EAGLE_PLUGIN::loadLibrary( wxXmlNode* aLibraryNode,
EAGLE_LIBRARY* aEagleLibrary )
{
NODE_MAP libraryChildren = MapChildren( aLibraryNode );
// Loop through the symbols and load each of them
wxXmlNode* symbolNode = getChildrenNodes( libraryChildren, "symbols" );
while( symbolNode )
{
wxString symbolName = symbolNode->GetAttribute( "name" );
aEagleLibrary->SymbolNodes[symbolName] = symbolNode;
symbolNode = symbolNode->GetNext();
}
// Loop through the device sets and load each of them
wxXmlNode* devicesetNode = getChildrenNodes( libraryChildren, "devicesets" );
while( devicesetNode )
{
// Get Device set information
EDEVICE_SET edeviceset = EDEVICE_SET( devicesetNode );
wxString prefix = edeviceset.prefix ? edeviceset.prefix.Get() : "";
NODE_MAP deviceSetChildren = MapChildren( devicesetNode );
wxXmlNode* deviceNode = getChildrenNodes( deviceSetChildren, "devices" );
// 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( "*", "" );
wxASSERT( !symbolName.IsEmpty() );
symbolName = EscapeString( symbolName, CTX_LIBID );
if( edevice.package )
aEagleLibrary->package[symbolName] = edevice.package.Get();
// Create KiCad symbol.
unique_ptr<LIB_SYMBOL> libSymbol( new LIB_SYMBOL( symbolName ) );
// Process each gate in the deviceset for this device.
wxXmlNode* gateNode = getChildrenNodes( deviceSetChildren, "gates" );
int gates_count = countChildren( deviceSetChildren["gates"], "gate" );
libSymbol->SetUnitCount( gates_count );
libSymbol->LockUnits( true );
LIB_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 );
}
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();
// assume that footprint library is identical to project name
wxString packageString = m_schematic->Prj().GetProjectName() + wxT( ":" ) + aEagleLibrary->package[symbolName];
libSymbol->GetFootprintField().SetText( packageString );
wxString name = libSymbol->GetName();
libSymbol->SetName( name );
m_pi->SaveSymbol( getLibFileName().GetFullPath(), new LIB_SYMBOL( *libSymbol.get() ),
m_properties.get() );
aEagleLibrary->KiCadSymbols.insert( name, libSymbol.release() );
deviceNode = deviceNode->GetNext();
} // devicenode
devicesetNode = devicesetNode->GetNext();
} // devicesetNode
return aEagleLibrary;
}
bool SCH_EAGLE_PLUGIN::loadSymbol( wxXmlNode* aSymbolNode, std::unique_ptr<LIB_SYMBOL>& aSymbol,
EDEVICE* aDevice, int aGateNumber, const wxString& aGateName )
{
wxString symbolName = aSymbolNode->GetAttribute( "name" );
std::vector<LIB_ITEM*> items;
wxXmlNode* currentNode = aSymbolNode->GetChildren();
bool foundName = false;
bool foundValue = false;
bool ispower = false;
int pincount = 0;
while( currentNode )
{
wxString nodeName = currentNode->GetName();
if( nodeName == "circle" )
{
aSymbol->AddDrawItem( loadSymbolCircle( aSymbol, currentNode, aGateNumber ) );
}
else if( nodeName == "pin" )
{
EPIN ePin = EPIN( currentNode );
std::unique_ptr<LIB_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 == "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++ )
{
LIB_PIN* apin = new LIB_PIN( *pin );
wxString padname( pads[i] );
apin->SetNumber( padname );
aSymbol->AddDrawItem( apin );
}
break;
}
}
}
else
{
pin->SetUnit( aGateNumber );
pin->SetNumber( wxString::Format( "%i", pincount ) );
aSymbol->AddDrawItem( pin.release() );
}
}
else if( nodeName == "polygon" )
{
aSymbol->AddDrawItem( loadSymbolPolyLine( aSymbol, currentNode, aGateNumber ) );
}
else if( nodeName == "rectangle" )
{
aSymbol->AddDrawItem( loadSymbolRectangle( aSymbol, currentNode, aGateNumber ) );
}
else if( nodeName == "text" )
{
std::unique_ptr<LIB_TEXT> libtext( loadSymbolText( aSymbol, currentNode,
aGateNumber ) );
if( libtext->GetText().Upper() == ">NAME" )
{
LIB_FIELD* field = aSymbol->GetFieldById( REFERENCE_FIELD );
loadFieldAttributes( field, libtext.get() );
foundName = true;
}
else if( libtext->GetText().Upper() == ">VALUE" )
{
LIB_FIELD* field = aSymbol->GetFieldById( VALUE_FIELD );
loadFieldAttributes( field, libtext.get() );
foundValue = true;
}
else
{
aSymbol->AddDrawItem( libtext.release() );
}
}
else if( nodeName == "wire" )
{
aSymbol->AddDrawItem( loadSymbolWire( aSymbol, currentNode, aGateNumber ) );
}
else if( nodeName == "frame" )
{
std::vector<LIB_ITEM*> frameItems;
loadFrame( currentNode, frameItems );
for( LIB_ITEM* item : frameItems )
{
item->SetParent( aSymbol.get() );
aSymbol->AddDrawItem( item );
}
}
/*
* else if( nodeName == "description" )
* {
* }
* else if( nodeName == "dimension" )
* {
* }
*/
currentNode = currentNode->GetNext();
}
if( foundName == false )
aSymbol->GetFieldById( REFERENCE_FIELD )->SetVisible( false );
if( foundValue == false )
aSymbol->GetFieldById( VALUE_FIELD )->SetVisible( false );
return pincount == 1 ? ispower : false;
}
LIB_SHAPE* SCH_EAGLE_PLUGIN::loadSymbolCircle( std::unique_ptr<LIB_SYMBOL>& aSymbol,
wxXmlNode* aCircleNode, int aGateNumber )
{
// Parse the circle properties
ECIRCLE c( aCircleNode );
LIB_SHAPE* circle = new LIB_SHAPE( aSymbol.get(), SHAPE_T::CIRCLE );
wxPoint center( c.x.ToSchUnits(), c.y.ToSchUnits() );
circle->SetPosition( center );
circle->SetEnd( wxPoint( center.x + c.radius.ToSchUnits(), center.y ) );
circle->SetWidth( c.width.ToSchUnits() );
circle->SetUnit( aGateNumber );
return circle;
}
LIB_SHAPE* SCH_EAGLE_PLUGIN::loadSymbolRectangle( std::unique_ptr<LIB_SYMBOL>& aSymbol,
wxXmlNode* aRectNode, int aGateNumber )
{
ERECT rect( aRectNode );
LIB_SHAPE* rectangle = new LIB_SHAPE( aSymbol.get(), SHAPE_T::RECT );
rectangle->SetPosition( wxPoint( rect.x1.ToSchUnits(), rect.y1.ToSchUnits() ) );
rectangle->SetEnd( wxPoint( rect.x2.ToSchUnits(), rect.y2.ToSchUnits() ) );
if( rect.rot )
{
wxPoint pos( rectangle->GetPosition() );
wxPoint end( rectangle->GetEnd() );
wxPoint center( rectangle->GetCenter() );
RotatePoint( &pos, center, rect.rot->degrees * 10 );
RotatePoint( &end, center, rect.rot->degrees * 10 );
rectangle->SetPosition( pos );
rectangle->SetEnd( end );
}
rectangle->SetUnit( aGateNumber );
// Eagle rectangles are filled by definition.
rectangle->SetFillMode( FILL_T::FILLED_SHAPE );
return rectangle;
}
LIB_ITEM* SCH_EAGLE_PLUGIN::loadSymbolWire( std::unique_ptr<LIB_SYMBOL>& aSymbol,
wxXmlNode* aWireNode, int aGateNumber )
{
EWIRE ewire = EWIRE( aWireNode );
wxPoint 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 )
{
LIB_SHAPE* arc = new LIB_SHAPE( aSymbol.get(), SHAPE_T::ARC );
wxPoint center = ConvertArcCenter( begin, end, *ewire.curve * -1 );
double radius = sqrt( abs( ( ( center.x - begin.x ) * ( center.x - begin.x ) )
+ ( ( center.y - begin.y ) * ( center.y - begin.y ) ) ) )
* 2;
// this emulates the filled semicircles created by a thick arc with flat ends caps.
if( ewire.width.ToSchUnits() * 2 > radius )
{
wxPoint centerStartVector = begin - center;
wxPoint centerEndVector = end - center;
centerStartVector.x = centerStartVector.x * ewire.width.ToSchUnits() * 2 / radius;
centerStartVector.y = centerStartVector.y * ewire.width.ToSchUnits() * 2 / radius;
centerEndVector.x = centerEndVector.x * ewire.width.ToSchUnits() * 2 / radius;
centerEndVector.y = centerEndVector.y * ewire.width.ToSchUnits() * 2 / radius;
begin = center + centerStartVector;
end = center + centerEndVector;
radius = sqrt( abs( ( ( center.x - begin.x ) * ( center.x - begin.x ) )
+ ( ( center.y - begin.y ) * ( center.y - begin.y ) ) ) )
* 2;
arc->SetWidth( 1 );
arc->SetFillMode( FILL_T::FILLED_SHAPE );
}
else
{
arc->SetWidth( ewire.width.ToSchUnits() );
}
arc->SetArcGeometry( begin, (wxPoint) CalcArcMid( begin, end, center ), end );
arc->SetUnit( aGateNumber );
return arc;
}
else
{
LIB_SHAPE* poly = new LIB_SHAPE( aSymbol.get(), SHAPE_T::POLY );
poly->AddPoint( begin );
poly->AddPoint( end );
poly->SetUnit( aGateNumber );
poly->SetWidth( ewire.width.ToSchUnits() );
return poly;
}
}
LIB_SHAPE* SCH_EAGLE_PLUGIN::loadSymbolPolyLine( std::unique_ptr<LIB_SYMBOL>& aSymbol,
wxXmlNode* aPolygonNode, int aGateNumber )
{
LIB_SHAPE* poly = new LIB_SHAPE( aSymbol.get(), SHAPE_T::POLY );
EPOLYGON epoly( aPolygonNode );
wxXmlNode* vertex = aPolygonNode->GetChildren();
wxPoint pt;
while( vertex )
{
if( vertex->GetName() == "vertex" ) // skip <xmlattr> node
{
EVERTEX evertex( vertex );
pt = wxPoint( evertex.x.ToSchUnits(), evertex.y.ToSchUnits() );
poly->AddPoint( pt );
}
vertex = vertex->GetNext();
}
poly->SetFillMode( FILL_T::FILLED_SHAPE );
poly->SetUnit( aGateNumber );
return poly;
}
LIB_PIN* SCH_EAGLE_PLUGIN::loadPin( std::unique_ptr<LIB_SYMBOL>& aSymbol, wxXmlNode* aPin,
EPIN* aEPin, int aGateNumber )
{
std::unique_ptr<LIB_PIN> pin = std::make_unique<LIB_PIN>( aSymbol.get() );
pin->SetPosition( wxPoint( 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( 'R' ); break;
case 90: pin->SetOrientation( 'U' ); break;
case 180: pin->SetOrientation( 'L' ); break;
case 270: pin->SetOrientation( 'D' ); break;
default: wxFAIL_MSG( wxString::Format( "Unhandled orientation (%d degrees).", roti ) );
}
pin->SetLength( Mils2iu( 300 ) ); // Default pin length when not defined.
if( aEPin->length )
{
wxString length = aEPin->length.Get();
if( length == "short" )
pin->SetLength( Mils2iu( 100 ) );
else if( length == "middle" )
pin->SetLength( Mils2iu( 200 ) );
else if( length == "long" )
pin->SetLength( Mils2iu( 300 ) );
else if( length == "point" )
pin->SetLength( Mils2iu( 0 ) );
}
// emulate the visibility of pin elements
if( aEPin->visible )
{
wxString visible = aEPin->visible.Get();
if( visible == "off" )
{
pin->SetNameTextSize( 0 );
pin->SetNumberTextSize( 0 );
}
else if( visible == "pad" )
{
pin->SetNameTextSize( 0 );
}
else if( visible == "pin" )
{
pin->SetNumberTextSize( 0 );
}
/*
* else if( visible == "both" )
* {
* }
*/
}
if( aEPin->function )
{
wxString function = aEPin->function.Get();
if( function == "dot" )
pin->SetShape( GRAPHIC_PINSHAPE::INVERTED );
else if( function == "clk" )
pin->SetShape( GRAPHIC_PINSHAPE::CLOCK );
else if( function == "dotclk" )
pin->SetShape( GRAPHIC_PINSHAPE::INVERTED_CLOCK );
}
return pin.release();
}
LIB_TEXT* SCH_EAGLE_PLUGIN::loadSymbolText( std::unique_ptr<LIB_SYMBOL>& aSymbol,
wxXmlNode* aLibText, int aGateNumber )
{
std::unique_ptr<LIB_TEXT> libtext = std::make_unique<LIB_TEXT>( aSymbol.get() );
ETEXT etext( aLibText );
libtext->SetUnit( aGateNumber );
libtext->SetPosition( wxPoint( etext.x.ToSchUnits(), etext.y.ToSchUnits() ) );
// Eagle supports multiple line text in library symbols. Legacy library symbol text cannot
// contain CRs or LFs.
//
// @todo Split this into multiple text objects and offset the Y position so that it looks
// more like the original Eagle schematic.
wxString text = aLibText->GetNodeContent();
std::replace( text.begin(), text.end(), '\n', '_' );
std::replace( text.begin(), text.end(), '\r', '_' );
libtext->SetText( text.IsEmpty() ? "~" : text );
loadTextAttributes( libtext.get(), etext );
return libtext.release();
}
void SCH_EAGLE_PLUGIN::loadFrame( wxXmlNode* aFrameNode, std::vector<LIB_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 );
LIB_SHAPE* lines = new LIB_SHAPE( nullptr, SHAPE_T::POLY );
lines->AddPoint( wxPoint( xMin, yMin ) );
lines->AddPoint( wxPoint( xMax, yMin ) );
lines->AddPoint( wxPoint( xMax, yMax ) );
lines->AddPoint( wxPoint( xMin, yMax ) );
lines->AddPoint( wxPoint( xMin, yMin ) );
aItems.push_back( lines );
if( !eframe.border_left )
{
lines = new LIB_SHAPE( nullptr, SHAPE_T::POLY );
lines->AddPoint( wxPoint( xMin + Mils2iu( 150 ), yMin + Mils2iu( 150 ) ) );
lines->AddPoint( wxPoint( xMin + Mils2iu( 150 ), yMax - Mils2iu( 150 ) ) );
aItems.push_back( lines );
int i;
int height = yMax - yMin;
int x1 = xMin;
int x2 = x1 + Mils2iu( 150 );
int legendPosX = xMin + Mils2iu( 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 LIB_SHAPE( nullptr, SHAPE_T::POLY );
lines->AddPoint( wxPoint( x1, newY ) );
lines->AddPoint( wxPoint( x2, newY ) );
aItems.push_back( lines );
}
char legendChar = 'A';
for( i = 0; i < eframe.rows; i++ )
{
LIB_TEXT* legendText = new LIB_TEXT( nullptr );
legendText->SetPosition( wxPoint( legendPosX, KiROUND( legendPosY ) ) );
legendText->SetText( wxString( legendChar ) );
legendText->SetTextSize( wxSize( Mils2iu( 90 ), Mils2iu( 100 ) ) );
aItems.push_back( legendText );
legendChar++;
legendPosY -= rowSpacing;
}
}
if( !eframe.border_right )
{
lines = new LIB_SHAPE( nullptr, SHAPE_T::POLY );
lines->AddPoint( wxPoint( xMax - Mils2iu( 150 ), yMin + Mils2iu( 150 ) ) );
lines->AddPoint( wxPoint( xMax - Mils2iu( 150 ), yMax - Mils2iu( 150 ) ) );
aItems.push_back( lines );
int i;
int height = yMax - yMin;
int x1 = xMax - Mils2iu( 150 );
int x2 = xMax;
int legendPosX = xMax - Mils2iu( 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 LIB_SHAPE( nullptr, SHAPE_T::POLY );
lines->AddPoint( wxPoint( x1, newY ) );
lines->AddPoint( wxPoint( x2, newY ) );
aItems.push_back( lines );
}
char legendChar = 'A';
for( i = 0; i < eframe.rows; i++ )
{
LIB_TEXT* legendText = new LIB_TEXT( nullptr );
legendText->SetPosition( wxPoint( legendPosX, KiROUND( legendPosY ) ) );
legendText->SetText( wxString( legendChar ) );
legendText->SetTextSize( wxSize( Mils2iu( 90 ), Mils2iu( 100 ) ) );
aItems.push_back( legendText );
legendChar++;
legendPosY -= rowSpacing;
}
}
if( !eframe.border_top )
{
lines = new LIB_SHAPE( nullptr, SHAPE_T::POLY );
lines->AddPoint( wxPoint( xMax - Mils2iu( 150 ), yMax - Mils2iu( 150 ) ) );
lines->AddPoint( wxPoint( xMin + Mils2iu( 150 ), yMax - Mils2iu( 150 ) ) );
aItems.push_back( lines );
int i;
int width = xMax - xMin;
int y1 = yMin;
int y2 = yMin + Mils2iu( 150 );
int legendPosY = yMax - Mils2iu( 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 LIB_SHAPE( nullptr, SHAPE_T::POLY );
lines->AddPoint( wxPoint( newX, y1 ) );
lines->AddPoint( wxPoint( newX, y2 ) );
aItems.push_back( lines );
}
char legendChar = '1';
for( i = 0; i < eframe.columns; i++ )
{
LIB_TEXT* legendText = new LIB_TEXT( nullptr );
legendText->SetPosition( wxPoint( KiROUND( legendPosX ), legendPosY ) );
legendText->SetText( wxString( legendChar ) );
legendText->SetTextSize( wxSize( Mils2iu( 90 ), Mils2iu( 100 ) ) );
aItems.push_back( legendText );
legendChar++;
legendPosX += columnSpacing;
}
}
if( !eframe.border_bottom )
{
lines = new LIB_SHAPE( nullptr, SHAPE_T::POLY );
lines->AddPoint( wxPoint( xMax - Mils2iu( 150 ), yMin + Mils2iu( 150 ) ) );
lines->AddPoint( wxPoint( xMin + Mils2iu( 150 ), yMin + Mils2iu( 150 ) ) );
aItems.push_back( lines );
int i;
int width = xMax - xMin;
int y1 = yMax - Mils2iu( 150 );
int y2 = yMax;
int legendPosY = yMin + Mils2iu( 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 LIB_SHAPE( nullptr, SHAPE_T::POLY );
lines->AddPoint( wxPoint( newX, y1 ) );
lines->AddPoint( wxPoint( newX, y2 ) );
aItems.push_back( lines );
}
char legendChar = '1';
for( i = 0; i < eframe.columns; i++ )
{
LIB_TEXT* legendText = new LIB_TEXT( nullptr );
legendText->SetPosition( wxPoint( KiROUND( legendPosX ), legendPosY ) );
legendText->SetText( wxString( legendChar ) );
legendText->SetTextSize( wxSize( Mils2iu( 90 ), Mils2iu( 100 ) ) );
aItems.push_back( legendText );
legendChar++;
legendPosX += columnSpacing;
}
}
}
SCH_TEXT* SCH_EAGLE_PLUGIN::loadPlainText( wxXmlNode* aSchText )
{
std::unique_ptr<SCH_TEXT> schtext = std::make_unique<SCH_TEXT>();
ETEXT etext = ETEXT( aSchText );
const wxString& thetext = aSchText->GetNodeContent();
wxString adjustedText;
wxStringTokenizer tokenizer( thetext, "\r\n" );
// Strip the whitespace from both ends of each line.
while( tokenizer.HasMoreTokens() )
{
wxString tmp = tokenizer.GetNextToken().Trim();
tmp = tmp.Trim( false );
if( tokenizer.HasMoreTokens() )
tmp += wxT( "\n" );
adjustedText += tmp;
}
schtext->SetText( adjustedText.IsEmpty() ? "\" \"" : escapeName( adjustedText ) );
schtext->SetPosition( wxPoint( etext.x.ToSchUnits(), -etext.y.ToSchUnits() ) );
loadTextAttributes( schtext.get(), etext );
schtext->SetItalic( false );
return schtext.release();
}
void SCH_EAGLE_PLUGIN::loadTextAttributes( EDA_TEXT* aText, const ETEXT& aAttribs ) const
{
aText->SetTextSize( aAttribs.ConvertSize() );
if( aAttribs.ratio )
{
if( aAttribs.ratio.CGet() > 12 )
{
aText->SetBold( true );
aText->SetTextThickness( GetPenSizeForBold( aText->GetTextWidth() ) );
}
}
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_EAGLE_PLUGIN::loadFieldAttributes( LIB_FIELD* aField, const LIB_TEXT* aText ) const
{
aField->SetTextPos( aText->GetPosition() );
aField->SetTextSize( aText->GetTextSize() );
aField->SetTextAngle( aText->GetTextAngle() );
aField->SetBold( aText->IsBold() );
aField->SetVertJustify( aText->GetVertJustify() );
aField->SetHorizJustify( aText->GetHorizJustify() );
aField->SetVisible( true );
}
void SCH_EAGLE_PLUGIN::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( Mils2iu( 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 = wxPoint( origPos + wireDirection * trial / 2 );
move = checkPositive = segAttached->Contains( labelPos );
}
else
{
labelPos = wxPoint( origPos - wireDirection * trial / 2 );
move = checkNegative = segAttached->Contains( labelPos );
}
++trial;
}
if( move )
label->SetPosition( wxPoint( labelPos ) );
}
}
m_segments.clear();
m_wireIntersections.clear();
}
bool SCH_EAGLE_PLUGIN::CheckHeader( const wxString& aFileName )
{
// Open file and check first line
wxTextFile tempFile;
tempFile.Open( aFileName );
wxString firstline;
// read the first line
firstline = tempFile.GetFirstLine();
wxString secondline = tempFile.GetNextLine();
wxString thirdline = tempFile.GetNextLine();
tempFile.Close();
return firstline.StartsWith( "<?xml" ) && secondline.StartsWith( "<!DOCTYPE eagle SYSTEM" )
&& thirdline.StartsWith( "<eagle version" );
}
void SCH_EAGLE_PLUGIN::moveLabels( SCH_LINE* aWire, const wxPoint& aNewEndPoint )
{
for( SCH_ITEM* item : m_currentSheet->GetScreen()->Items().Overlapping( aWire->GetBoundingBox() ) )
{
if( item->Type() == SCH_LABEL_T || item->Type() == SCH_GLOBAL_LABEL_T )
{
if( TestSegmentHit( item->GetPosition(), aWire->GetStartPoint(), aWire->GetEndPoint(),
0 ) )
{
item->SetPosition( aNewEndPoint );
}
}
}
}
void SCH_EAGLE_PLUGIN::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;
for( SCH_ITEM* ii : m_currentSheet->GetScreen()->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 )
{
wxPoint wireStart = wire->GetStartPoint();
wxPoint wireEnd = wire->GetEndPoint();
for( SCH_LINE* bus : buses )
{
wxPoint busStart = bus->GetStartPoint();
wxPoint busEnd = bus->GetEndPoint();
auto entrySize =
[]( int signX, int signY ) -> wxPoint
{
return wxPoint( Mils2iu( DEFAULT_SCH_ENTRY_SIZE ) * signX,
Mils2iu( DEFAULT_SCH_ENTRY_SIZE ) * signY );
};
auto testBusHit =
[&]( const wxPoint& 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
* ⎥⎢
* ——————⎥⎢
* ⎥⎢
*/
wxPoint 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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->Append( marker );
}
}
else
{
/* the wire end is to the right of the bus
* ⎥⎢
* ⎥⎢——————
* ⎥⎢
*/
wxPoint 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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->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
* ⎥⎢
* ——————⎥⎢
* ⎥⎢
*/
wxPoint 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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->Append( marker );
}
}
else
{
/* the start of the wire is to the right of the bus
* ⎥⎢
* ⎥⎢——————
* ⎥⎢
*/
wxPoint 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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->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
* |
* |
* |
* =======
*/
wxPoint 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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->Append( marker );
}
}
else
{
/* wire end is below the bus
* =======
* |
* |
* |
*/
wxPoint 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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->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
* |
* |
* |
* =======
*/
wxPoint 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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->Append( marker );
}
}
else
{
/* wire start is below the bus
* =======
* |
* |
* |
*/
wxPoint 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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->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 );
m_currentSheet->GetScreen()->Append( marker );
}
}
break;
}
}
else
{
// Wire isn't horizontal or vertical
if( testBusHit( wireStart ) )
{
wxPoint wirevector = wireStart - wireEnd;
if( wirevector.x > 0 )
{
if( wirevector.y > 0 )
{
wxPoint p = wireStart + entrySize( -1, -1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 2 );
busEntry->SetFlags( IS_NEW );
m_currentSheet->GetScreen()->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
else
{
wxPoint p = wireStart + entrySize( -1, 1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 1 );
busEntry->SetFlags( IS_NEW );
m_currentSheet->GetScreen()->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
}
else
{
if( wirevector.y > 0 )
{
wxPoint p = wireStart + entrySize( 1, -1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 3 );
busEntry->SetFlags( IS_NEW );
m_currentSheet->GetScreen()->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
else
{
wxPoint p = wireStart + entrySize( 1, 1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 4 );
busEntry->SetFlags( IS_NEW );
m_currentSheet->GetScreen()->Append( busEntry );
moveLabels( wire, p );
wire->SetStartPoint( p );
}
}
break;
}
else if( testBusHit( wireEnd ) )
{
wxPoint wirevector = wireStart - wireEnd;
if( wirevector.x > 0 )
{
if( wirevector.y > 0 )
{
wxPoint p = wireEnd + entrySize( 1, 1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 4 );
busEntry->SetFlags( IS_NEW );
m_currentSheet->GetScreen()->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
else
{
wxPoint p = wireEnd + entrySize( 1, -1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 3 );
busEntry->SetFlags( IS_NEW );
m_currentSheet->GetScreen()->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
}
else
{
if( wirevector.y > 0 )
{
wxPoint p = wireEnd + entrySize( -1, 1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 1 );
busEntry->SetFlags( IS_NEW );
m_currentSheet->GetScreen()->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
else
{
wxPoint p = wireEnd + entrySize( -1, -1 );
SCH_BUS_WIRE_ENTRY* busEntry = new SCH_BUS_WIRE_ENTRY( p, 2 );
busEntry->SetFlags( IS_NEW );
m_currentSheet->GetScreen()->Append( busEntry );
moveLabels( wire, p );
wire->SetEndPoint( p );
}
}
break;
}
}
}
}
}
const SEG* SCH_EAGLE_PLUGIN::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_EAGLE_PLUGIN::checkConnections( const SCH_SYMBOL* aSymbol, const LIB_PIN* aPin ) const
{
wxPoint pinPosition = aSymbol->GetPinPhysicalPosition( aPin );
auto pointIt = m_connPoints.find( pinPosition );
if( pointIt == m_connPoints.end() )
return false;
const auto& items = pointIt->second;
wxASSERT( items.find( aPin ) != items.end() );
return items.size() > 1;
}
void SCH_EAGLE_PLUGIN::addImplicitConnections( SCH_SYMBOL* aSymbol, SCH_SCREEN* aScreen,
bool aUpdateSet )
{
wxCHECK( aSymbol->GetLibSymbolRef(), /*void*/ );
// 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<LIB_PIN*> pins;
aSymbol->GetLibSymbolRef()->GetPins( pins );
std::set<int> missingUnits;
// Search all units for pins creating implicit connections
for( const LIB_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( wxSize( Mils2iu( 40 ), Mils2iu( 40 ) ) );
switch( pin->GetOrientation() )
{
case PIN_LEFT: netLabel->SetLabelSpinStyle( LABEL_SPIN_STYLE::RIGHT ); break;
case PIN_RIGHT: netLabel->SetLabelSpinStyle( LABEL_SPIN_STYLE::LEFT ); break;
case PIN_UP: netLabel->SetLabelSpinStyle( LABEL_SPIN_STYLE::UP ); break;
case PIN_DOWN: netLabel->SetLabelSpinStyle( LABEL_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_EAGLE_PLUGIN::translateEagleBusName( const wxString& aEagleName ) const
{
if( NET_SETTINGS::ParseBusVector( aEagleName, nullptr, nullptr ) )
return aEagleName;
wxString ret = "{";
wxStringTokenizer tokenizer( aEagleName, "," );
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 << "!";
ret << member << " ";
}
ret.Trim( true );
ret << "}";
return ret;
}
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