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kicad/eeschema/sch_screen.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2013 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 2008 Wayne Stambaugh <stambaughw@gmail.com>
* Copyright (C) 1992-2024 KiCad Developers, see AUTHORS.txt for contributors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stack>
#include <wx/filefn.h>
#include <eda_item.h>
#include <id.h>
#include <string_utils.h>
#include <kiway.h>
#include <plotters/plotter.h>
#include <sch_plotter.h>
#include <project.h>
#include <project_sch.h>
#include <reporter.h>
#include <trace_helpers.h>
#include <sch_edit_frame.h>
#include <sch_item.h>
#include <symbol_library.h>
#include <connection_graph.h>
#include <lib_pin.h>
#include <sch_symbol.h>
#include <sch_junction.h>
#include <sch_line.h>
#include <sch_marker.h>
#include <sch_sheet.h>
#include <sch_sheet_pin.h>
#include <sch_text.h>
#include <schematic.h>
#include <symbol_lib_table.h>
#include <tool/common_tools.h>
#include <sim/sim_model.h> // For V6 to V7 simulation model migration.
#include <locale_io.h>
#include <algorithm>
// TODO(JE) Debugging only
#include <core/profile.h>
#include "sch_bus_entry.h"
/*
* Flag to enable profiling of the TestDanglingEnds() function.
* @ingroup trace_env_vars
*/
static const wxChar DanglingProfileMask[] = wxT( "DANGLING_PROFILE" );
SCH_SCREEN::SCH_SCREEN( EDA_ITEM* aParent ) :
BASE_SCREEN( aParent, SCH_SCREEN_T ),
m_fileFormatVersionAtLoad( 0 ),
m_paper( wxT( "A4" ) ),
m_isReadOnly( false ),
m_fileExists( false )
{
m_modification_sync = 0;
m_refCount = 0;
m_zoomInitialized = false;
m_LastZoomLevel = 1.0;
// Suitable for schematic only. For symbol_editor and viewlib, must be set to true
m_Center = false;
InitDataPoints( m_paper.GetSizeIU( schIUScale.IU_PER_MILS ) );
}
SCH_SCREEN::~SCH_SCREEN()
{
clearLibSymbols();
FreeDrawList();
}
SCHEMATIC* SCH_SCREEN::Schematic() const
{
wxCHECK_MSG( GetParent() && GetParent()->Type() == SCHEMATIC_T, nullptr,
wxT( "SCH_SCREEN must have a SCHEMATIC parent!" ) );
return static_cast<SCHEMATIC*>( GetParent() );
}
void SCH_SCREEN::clearLibSymbols()
{
for( const std::pair<const wxString, LIB_SYMBOL*>& libSymbol : m_libSymbols )
delete libSymbol.second;
m_libSymbols.clear();
}
void SCH_SCREEN::SetFileName( const wxString& aFileName )
{
wxASSERT( aFileName.IsEmpty() || wxIsAbsolutePath( aFileName ) );
m_fileName = aFileName;
}
void SCH_SCREEN::IncRefCount()
{
m_refCount++;
}
void SCH_SCREEN::DecRefCount()
{
wxCHECK_RET( m_refCount != 0, wxT( "Screen reference count already zero. Bad programmer!" ) );
m_refCount--;
}
bool SCH_SCREEN::HasItems( KICAD_T aItemType ) const
{
EE_RTREE::EE_TYPE sheets = m_rtree.OfType( aItemType );
return sheets.begin() != sheets.end();
}
bool SCH_SCREEN::ClassOf( const EDA_ITEM* aItem )
{
return aItem && SCH_SCREEN_T == aItem->Type();
}
void SCH_SCREEN::Append( SCH_ITEM* aItem, bool aUpdateLibSymbol )
{
if( aItem->Type() != SCH_SHEET_PIN_T && aItem->Type() != SCH_FIELD_T )
{
// Ensure the item can reach the SCHEMATIC through this screen
aItem->SetParent( this );
if( aItem->Type() == SCH_SYMBOL_T && aUpdateLibSymbol )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( aItem );
if( symbol->GetLibSymbolRef() )
{
symbol->GetLibSymbolRef()->GetDrawItems().sort();
auto it = m_libSymbols.find( symbol->GetSchSymbolLibraryName() );
if( it == m_libSymbols.end() || !it->second )
{
m_libSymbols[symbol->GetSchSymbolLibraryName()] =
new LIB_SYMBOL( *symbol->GetLibSymbolRef() );
}
else
{
// The original library symbol may have changed since the last time
// it was added to the schematic. If it has changed, then a new name
// must be created for the library symbol list to prevent all of the
// other schematic symbols referencing that library symbol from changing.
LIB_SYMBOL* foundSymbol = it->second;
foundSymbol->GetDrawItems().sort();
if( *foundSymbol != *symbol->GetLibSymbolRef() )
{
wxString newName;
std::vector<wxString> matches;
getLibSymbolNameMatches( *symbol, matches );
foundSymbol = nullptr;
for( const wxString& libSymbolName : matches )
{
it = m_libSymbols.find( libSymbolName );
if( it == m_libSymbols.end() )
continue;
foundSymbol = it->second;
wxCHECK2( foundSymbol, continue );
wxString tmp = symbol->GetLibSymbolRef()->GetName();
// Temporarily update the new symbol library symbol name so it
// doesn't fail on the name comparison below.
symbol->GetLibSymbolRef()->SetName( foundSymbol->GetName() );
if( *foundSymbol == *symbol->GetLibSymbolRef() )
{
newName = libSymbolName;
symbol->GetLibSymbolRef()->SetName( tmp );
break;
}
symbol->GetLibSymbolRef()->SetName( tmp );
foundSymbol = nullptr;
}
if( !foundSymbol )
{
int cnt = 1;
newName.Printf( wxT( "%s_%d" ),
symbol->GetLibId().GetUniStringLibItemName(),
cnt );
while( m_libSymbols.find( newName ) != m_libSymbols.end() )
{
cnt += 1;
newName.Printf( wxT( "%s_%d" ),
symbol->GetLibId().GetUniStringLibItemName(),
cnt );
}
}
// Update the schematic symbol library link as this symbol only exists
// in the schematic.
symbol->SetSchSymbolLibraryName( newName );
if( !foundSymbol )
{
// Update the schematic symbol library link as this symbol does not
// exist in any symbol library.
LIB_ID newLibId( wxEmptyString, newName );
LIB_SYMBOL* newLibSymbol = new LIB_SYMBOL( *symbol->GetLibSymbolRef() );
newLibSymbol->SetLibId( newLibId );
newLibSymbol->SetName( newName );
symbol->SetLibSymbol( newLibSymbol->Flatten().release() );
m_libSymbols[newName] = newLibSymbol;
}
}
}
}
}
m_rtree.insert( aItem );
--m_modification_sync;
}
}
void SCH_SCREEN::Append( SCH_SCREEN* aScreen )
{
wxCHECK_RET( aScreen, "Invalid screen object." );
// No need to descend the hierarchy. Once the top level screen is copied, all of its
// children are copied as well.
for( SCH_ITEM* aItem : aScreen->m_rtree )
Append( aItem );
aScreen->Clear( false );
}
void SCH_SCREEN::Clear( bool aFree )
{
if( aFree )
{
FreeDrawList();
clearLibSymbols();
}
else
{
m_rtree.clear();
}
// Clear the project settings
m_virtualPageNumber = m_pageCount = 1;
m_titles.Clear();
}
void SCH_SCREEN::FreeDrawList()
{
// We don't know which order we will encounter dependent items (e.g. pins or fields), so
// we store the items to be deleted until we've fully cleared the tree before deleting
std::vector<SCH_ITEM*> delete_list;
std::copy_if( m_rtree.begin(), m_rtree.end(), std::back_inserter( delete_list ),
[]( SCH_ITEM* aItem )
{
return ( aItem->Type() != SCH_SHEET_PIN_T && aItem->Type() != SCH_FIELD_T );
} );
m_rtree.clear();
for( SCH_ITEM* item : delete_list )
delete item;
}
void SCH_SCREEN::Update( SCH_ITEM* aItem, bool aUpdateLibSymbol )
{
if( Remove( aItem, aUpdateLibSymbol ) )
Append( aItem, aUpdateLibSymbol );
}
bool SCH_SCREEN::Remove( SCH_ITEM* aItem, bool aUpdateLibSymbol )
{
bool retv = m_rtree.remove( aItem );
// Check if the library symbol for the removed schematic symbol is still required.
if( retv && aItem->Type() == SCH_SYMBOL_T && aUpdateLibSymbol )
{
SCH_SYMBOL* removedSymbol = static_cast<SCH_SYMBOL*>( aItem );
bool removeUnusedLibSymbol = true;
for( SCH_ITEM* item : Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
if( removedSymbol->GetSchSymbolLibraryName() == symbol->GetSchSymbolLibraryName() )
{
removeUnusedLibSymbol = false;
break;
}
}
if( removeUnusedLibSymbol )
{
auto it = m_libSymbols.find( removedSymbol->GetSchSymbolLibraryName() );
if( it != m_libSymbols.end() )
{
delete it->second;
m_libSymbols.erase( it );
}
}
}
return retv;
}
void SCH_SCREEN::DeleteItem( SCH_ITEM* aItem )
{
wxCHECK_RET( aItem, wxT( "Cannot delete invalid item from screen." ) );
// Markers are not saved in the file, no need to flag as modified.
// TODO: Maybe we should have a listing somewhere of items that aren't saved?
if( aItem->Type() != SCH_MARKER_T )
SetContentModified();
Remove( aItem );
if( aItem->Type() == SCH_SHEET_PIN_T )
{
// This structure is attached to a sheet, get the parent sheet object.
SCH_SHEET_PIN* sheetPin = (SCH_SHEET_PIN*) aItem;
SCH_SHEET* sheet = sheetPin->GetParent();
wxCHECK_RET( sheet, wxT( "Sheet pin parent not properly set, bad programmer!" ) );
sheet->RemovePin( sheetPin );
return;
}
delete aItem;
}
bool SCH_SCREEN::CheckIfOnDrawList( const SCH_ITEM* aItem ) const
{
return m_rtree.contains( aItem, true );
}
SCH_ITEM* SCH_SCREEN::GetItem( const VECTOR2I& aPosition, int aAccuracy, KICAD_T aType ) const
{
BOX2I bbox;
bbox.SetOrigin( aPosition );
bbox.Inflate( aAccuracy );
for( SCH_ITEM* item : Items().Overlapping( aType, bbox ) )
{
if( item->HitTest( aPosition, aAccuracy ) )
return item;
}
return nullptr;
}
std::set<SCH_ITEM*> SCH_SCREEN::MarkConnections( SCH_LINE* aSegment, bool aSecondPass )
{
#define PROCESSED CANDIDATE // Don't use SKIP_STRUCT; IsConnected() returns false if it's set.
std::set<SCH_ITEM*> retval;
std::stack<SCH_LINE*> to_search;
wxCHECK_MSG( aSegment && aSegment->Type() == SCH_LINE_T, retval, wxT( "Invalid pointer." ) );
to_search.push( aSegment );
while( !to_search.empty() )
{
SCH_ITEM* item = to_search.top();
to_search.pop();
if( item->HasFlag( PROCESSED ) )
continue;
item->SetFlags( PROCESSED );
for( SCH_ITEM* candidate : Items().Overlapping( SCH_LINE_T, item->GetBoundingBox() ) )
{
SCH_LINE* line = static_cast<SCH_LINE*>( candidate );
if( line->HasFlag( PROCESSED ) )
continue;
// Skip connecting lines on different layers (e.g. buses)
if( item->GetLayer() != line->GetLayer() )
continue;
for( VECTOR2I pt : { line->GetStartPoint(), line->GetEndPoint() } )
{
if( item->IsConnected( pt ) )
{
SCH_ITEM* junction = GetItem( pt, 0, SCH_JUNCTION_T );
SCH_ITEM* pin = GetItem( pt, 0, SCH_PIN_T );
if( item->IsSelected() && aSecondPass )
{
if( junction )
retval.insert( junction );
retval.insert( line );
to_search.push( line );
}
else if( !junction && !pin )
{
retval.insert( line );
to_search.push( line );
}
break;
}
else if( line->GetLayer() == LAYER_NOTES && item->GetLayer() == LAYER_NOTES )
{
retval.insert( line );
to_search.push( line );
}
}
}
}
for( SCH_ITEM* item : Items() )
item->ClearTempFlags();
return retval;
}
bool SCH_SCREEN::IsJunction( const VECTOR2I& aPosition ) const
{
bool hasExplicitJunction;
bool hasBusEntry;
bool isJunction = doIsJunction( aPosition, false, &hasExplicitJunction, &hasBusEntry );
return isJunction;
}
bool SCH_SCREEN::IsExplicitJunction( const VECTOR2I& aPosition ) const
{
bool hasExplicitJunction;
bool hasBusEntry;
bool isJunction = doIsJunction( aPosition, false, &hasExplicitJunction, &hasBusEntry );
return isJunction && !hasBusEntry;
}
bool SCH_SCREEN::IsExplicitJunctionNeeded( const VECTOR2I& aPosition ) const
{
bool hasExplicitJunction;
bool hasBusEntry;
bool isJunction = doIsJunction( aPosition, false, &hasExplicitJunction, &hasBusEntry );
return isJunction && !hasBusEntry && !hasExplicitJunction;
}
SPIN_STYLE SCH_SCREEN::GetLabelOrientationForPoint( const VECTOR2I& aPosition,
SPIN_STYLE aDefaultOrientation,
const SCH_SHEET_PATH* aSheet ) const
{
auto ret = aDefaultOrientation;
for( SCH_ITEM* item : Items().Overlapping( aPosition ) )
{
if( item->GetEditFlags() & STRUCT_DELETED )
continue;
switch( item->Type() )
{
case SCH_BUS_WIRE_ENTRY_T:
{
auto busEntry = static_cast<const SCH_BUS_WIRE_ENTRY*>( item );
if( busEntry->m_connected_bus_item )
{
// bus connected, take the bus direction into consideration ony if it is
// vertical or horizontal
auto bus = static_cast<const SCH_LINE*>( busEntry->m_connected_bus_item );
if( bus->Angle().AsDegrees() == 90.0 )
{
// bus is vertical -> label shall be horizontal and
// shall be placed to the side where the bus entry is
if( aPosition.x < bus->GetPosition().x )
ret = SPIN_STYLE::LEFT;
else if( aPosition.x > bus->GetPosition().x )
ret = SPIN_STYLE::RIGHT;
}
else if( bus->Angle().AsDegrees() == 0.0 )
{
// bus is horizontal -> label shall be vertical and
// shall be placed to the side where the bus entry is
if( aPosition.y < bus->GetPosition().y )
ret = SPIN_STYLE::UP;
else if( aPosition.y > bus->GetPosition().y )
ret = SPIN_STYLE::BOTTOM;
}
}
}
break;
case SCH_LINE_T:
{
auto line = static_cast<const SCH_LINE*>( item );
// line angles goes between -90 and 90 degrees, but normalize
auto angle = line->Angle().Normalize90().AsDegrees();
if( -45 < angle && angle <= 45 )
{
if( line->GetStartPoint().x <= line->GetEndPoint().x )
ret = line->GetEndPoint() == aPosition ? SPIN_STYLE::RIGHT : SPIN_STYLE::LEFT;
else
ret = line->GetEndPoint() == aPosition ? SPIN_STYLE::LEFT : SPIN_STYLE::RIGHT;
}
else
{
if( line->GetStartPoint().y <= line->GetEndPoint().y )
ret = line->GetEndPoint() == aPosition ? SPIN_STYLE::BOTTOM : SPIN_STYLE::UP;
else
ret = line->GetEndPoint() == aPosition ? SPIN_STYLE::UP : SPIN_STYLE::BOTTOM;
}
}
break;
case SCH_SYMBOL_T:
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
for( SCH_PIN* pin : symbol->GetPins( aSheet ) )
{
if( pin->GetPosition() == aPosition )
{
if( pin->GetOrientation() == PIN_ORIENTATION::PIN_RIGHT )
ret = SPIN_STYLE::LEFT;
else if( pin->GetOrientation() == PIN_ORIENTATION::PIN_LEFT )
ret = SPIN_STYLE::RIGHT;
else if( pin->GetOrientation() == PIN_ORIENTATION::PIN_UP )
ret = SPIN_STYLE::BOTTOM;
else if( pin->GetOrientation() == PIN_ORIENTATION::PIN_DOWN )
ret = SPIN_STYLE::UP;
switch( static_cast<SYMBOL_ORIENTATION_T>(
symbol->GetOrientation() & ( ~( SYM_MIRROR_X | SYM_MIRROR_Y ) ) ) )
{
case SYM_ROTATE_CLOCKWISE:
case SYM_ORIENT_90:
if( ret == SPIN_STYLE::UP )
ret = SPIN_STYLE::LEFT;
else if( ret == SPIN_STYLE::BOTTOM )
ret = SPIN_STYLE::RIGHT;
else if( ret == SPIN_STYLE::LEFT )
ret = SPIN_STYLE::BOTTOM;
else if( ret == SPIN_STYLE::RIGHT )
ret = SPIN_STYLE::UP;
if( symbol->GetOrientation() & SYM_MIRROR_X )
{
if( ret == SPIN_STYLE::UP )
ret = SPIN_STYLE::BOTTOM;
else if( ret == SPIN_STYLE::BOTTOM )
ret = SPIN_STYLE::UP;
}
if( symbol->GetOrientation() & SYM_MIRROR_Y )
{
if( ret == SPIN_STYLE::LEFT )
ret = SPIN_STYLE::RIGHT;
else if( ret == SPIN_STYLE::RIGHT )
ret = SPIN_STYLE::LEFT;
}
break;
case SYM_ROTATE_COUNTERCLOCKWISE:
case SYM_ORIENT_270:
if( ret == SPIN_STYLE::UP )
ret = SPIN_STYLE::RIGHT;
else if( ret == SPIN_STYLE::BOTTOM )
ret = SPIN_STYLE::LEFT;
else if( ret == SPIN_STYLE::LEFT )
ret = SPIN_STYLE::UP;
else if( ret == SPIN_STYLE::RIGHT )
ret = SPIN_STYLE::BOTTOM;
if( symbol->GetOrientation() & SYM_MIRROR_X )
{
if( ret == SPIN_STYLE::UP )
ret = SPIN_STYLE::BOTTOM;
else if( ret == SPIN_STYLE::BOTTOM )
ret = SPIN_STYLE::UP;
}
if( symbol->GetOrientation() & SYM_MIRROR_Y )
{
if( ret == SPIN_STYLE::LEFT )
ret = SPIN_STYLE::RIGHT;
else if( ret == SPIN_STYLE::RIGHT )
ret = SPIN_STYLE::LEFT;
}
break;
case SYM_ORIENT_180:
if( ret == SPIN_STYLE::UP )
ret = SPIN_STYLE::BOTTOM;
else if( ret == SPIN_STYLE::BOTTOM )
ret = SPIN_STYLE::UP;
else if( ret == SPIN_STYLE::LEFT )
ret = SPIN_STYLE::RIGHT;
else if( ret == SPIN_STYLE::RIGHT )
ret = SPIN_STYLE::LEFT;
if( symbol->GetOrientation() & SYM_MIRROR_X )
{
if( ret == SPIN_STYLE::UP )
ret = SPIN_STYLE::BOTTOM;
else if( ret == SPIN_STYLE::BOTTOM )
ret = SPIN_STYLE::UP;
}
if( symbol->GetOrientation() & SYM_MIRROR_Y )
{
if( ret == SPIN_STYLE::LEFT )
ret = SPIN_STYLE::RIGHT;
else if( ret == SPIN_STYLE::RIGHT )
ret = SPIN_STYLE::LEFT;
}
break;
case SYM_ORIENT_0:
case SYM_NORMAL:
default:
if( symbol->GetOrientation() & SYM_MIRROR_X )
{
if( ret == SPIN_STYLE::UP )
ret = SPIN_STYLE::BOTTOM;
else if( ret == SPIN_STYLE::BOTTOM )
ret = SPIN_STYLE::UP;
}
if( symbol->GetOrientation() & SYM_MIRROR_Y )
{
if( ret == SPIN_STYLE::LEFT )
ret = SPIN_STYLE::RIGHT;
else if( ret == SPIN_STYLE::RIGHT )
ret = SPIN_STYLE::LEFT;
}
break;
}
break;
}
}
}
break;
default: break;
}
}
return ret;
}
bool SCH_SCREEN::IsExplicitJunctionAllowed( const VECTOR2I& aPosition ) const
{
bool hasExplicitJunction;
bool hasBusEntry;
bool isJunction = doIsJunction( aPosition, true, &hasExplicitJunction, &hasBusEntry );
return isJunction && !hasBusEntry;
}
bool SCH_SCREEN::doIsJunction( const VECTOR2I& aPosition, bool aBreakCrossings,
bool* aHasExplicitJunctionDot, bool* aHasBusEntry ) const
{
enum layers { WIRES = 0, BUSES };
*aHasExplicitJunctionDot = false;
*aHasBusEntry = false;
bool breakLines[ 2 ] = { false };
std::unordered_set<int> exitAngles[ 2 ];
std::vector<const SCH_LINE*> midPointLines[ 2 ];
// A pin at 90° still shouldn't match a line at 90° so just give pins unique numbers
int uniqueAngle = 10000;
for( const SCH_ITEM* item : Items().Overlapping( aPosition ) )
{
if( item->GetEditFlags() & STRUCT_DELETED )
continue;
switch( item->Type() )
{
case SCH_JUNCTION_T:
if( item->HitTest( aPosition, -1 ) )
*aHasExplicitJunctionDot = true;
break;
case SCH_LINE_T:
{
const SCH_LINE* line = static_cast<const SCH_LINE*>( item );
int layer;
if( line->GetStartPoint() == line->GetEndPoint() )
break;
else if( line->GetLayer() == LAYER_WIRE )
layer = WIRES;
else if( line->GetLayer() == LAYER_BUS )
layer = BUSES;
else
break;
if( line->IsConnected( aPosition ) )
{
breakLines[ layer ] = true;
exitAngles[ layer ].insert( line->GetAngleFrom( aPosition ) );
}
else if( line->HitTest( aPosition, -1 ) )
{
if( aBreakCrossings )
breakLines[ layer ] = true;
// Defer any line midpoints until we know whether or not we're breaking them
midPointLines[ layer ].push_back( line );
}
}
break;
case SCH_BUS_WIRE_ENTRY_T:
if( item->IsConnected( aPosition ) )
{
breakLines[ BUSES ] = true;
exitAngles[ BUSES ].insert( uniqueAngle++ );
breakLines[ WIRES ] = true;
exitAngles[ WIRES ].insert( uniqueAngle++ );
*aHasBusEntry = true;
}
break;
case SCH_SYMBOL_T:
case SCH_SHEET_T:
if( item->IsConnected( aPosition ) )
{
breakLines[ WIRES ] = true;
exitAngles[ WIRES ].insert( uniqueAngle++ );
}
break;
default:
break;
}
}
for( int layer : { WIRES, BUSES } )
{
if( breakLines[ layer ] )
{
for( const SCH_LINE* line : midPointLines[ layer ] )
{
exitAngles[ layer ].insert( line->GetAngleFrom( aPosition ) );
exitAngles[ layer ].insert( line->GetReverseAngleFrom( aPosition ) );
}
}
}
return exitAngles[ WIRES ].size() >= 3 || exitAngles[ BUSES ].size() >= 3;
}
bool SCH_SCREEN::IsTerminalPoint( const VECTOR2I& aPosition, int aLayer ) const
{
wxCHECK_MSG( aLayer == LAYER_NOTES || aLayer == LAYER_BUS || aLayer == LAYER_WIRE, false,
wxT( "Invalid layer type passed to SCH_SCREEN::IsTerminalPoint()." ) );
SCH_SHEET_PIN* sheetPin;
SCH_LABEL_BASE* label;
switch( aLayer )
{
case LAYER_BUS:
if( GetBus( aPosition ) )
return true;
sheetPin = GetSheetPin( aPosition );
if( sheetPin && sheetPin->IsConnected( aPosition ) )
return true;
label = GetLabel( aPosition );
if( label && !label->IsNew() && label->IsConnected( aPosition ) )
return true;
break;
case LAYER_NOTES:
if( GetLine( aPosition ) )
return true;
break;
case LAYER_WIRE:
if( GetItem( aPosition, 1, SCH_BUS_WIRE_ENTRY_T ) )
return true;
if( GetItem( aPosition, 1, SCH_JUNCTION_T ) )
return true;
if( GetPin( aPosition, nullptr, true ) )
return true;
if( GetWire( aPosition ) )
return true;
label = GetLabel( aPosition, 1 );
if( label && !label->IsNew() && label->IsConnected( aPosition ) )
return true;
sheetPin = GetSheetPin( aPosition );
if( sheetPin && sheetPin->IsConnected( aPosition ) )
return true;
break;
default:
break;
}
return false;
}
void SCH_SCREEN::UpdateSymbolLinks( REPORTER* aReporter )
{
wxCHECK_RET( Schematic(), "Cannot call SCH_SCREEN::UpdateSymbolLinks with no SCHEMATIC" );
wxString msg;
std::unique_ptr< LIB_SYMBOL > libSymbol;
std::vector<SCH_SYMBOL*> symbols;
SYMBOL_LIB_TABLE* libs = PROJECT_SCH::SchSymbolLibTable( &Schematic()->Prj() );
// This will be a nullptr if an s-expression schematic is loaded.
SYMBOL_LIBS* legacyLibs = PROJECT_SCH::SchLibs( &Schematic()->Prj() );
for( SCH_ITEM* item : Items().OfType( SCH_SYMBOL_T ) )
symbols.push_back( static_cast<SCH_SYMBOL*>( item ) );
// Remove them from the R tree. There bounding box size may change.
for( SCH_SYMBOL* symbol : symbols )
Remove( symbol );
// Clear all existing symbol links.
clearLibSymbols();
for( SCH_SYMBOL* symbol : symbols )
{
LIB_SYMBOL* tmp = nullptr;
libSymbol.reset();
// If the symbol is already in the internal library, map the symbol to it.
auto it = m_libSymbols.find( symbol->GetSchSymbolLibraryName() );
if( ( it != m_libSymbols.end() ) )
{
if( aReporter )
{
msg.Printf( _( "Setting schematic symbol '%s %s' library identifier to '%s'." ),
symbol->GetField( REFERENCE_FIELD )->GetText(),
symbol->GetField( VALUE_FIELD )->GetText(),
UnescapeString( symbol->GetLibId().Format() ) );
aReporter->ReportTail( msg, RPT_SEVERITY_INFO );
}
// Internal library symbols are already flattened so just make a copy.
symbol->SetLibSymbol( new LIB_SYMBOL( *it->second ) );
continue;
}
if( !symbol->GetLibId().IsValid() )
{
if( aReporter )
{
msg.Printf( _( "Schematic symbol reference '%s' library identifier is not valid. "
"Unable to link library symbol." ),
UnescapeString( symbol->GetLibId().Format() ) );
aReporter->ReportTail( msg, RPT_SEVERITY_WARNING );
}
continue;
}
// LIB_TABLE_BASE::LoadSymbol() throws an IO_ERROR if the library nickname
// is not found in the table so check if the library still exists in the table
// before attempting to load the symbol.
if( !libs->HasLibrary( symbol->GetLibId().GetLibNickname() ) && !legacyLibs )
{
if( aReporter )
{
msg.Printf( _( "Symbol library '%s' not found and no fallback cache library "
"available. Unable to link library symbol." ),
symbol->GetLibId().GetLibNickname().wx_str() );
aReporter->ReportTail( msg, RPT_SEVERITY_WARNING );
}
continue;
}
if( libs->HasLibrary( symbol->GetLibId().GetLibNickname() ) )
{
try
{
tmp = libs->LoadSymbol( symbol->GetLibId() );
}
catch( const IO_ERROR& ioe )
{
if( aReporter )
{
msg.Printf( _( "I/O error %s resolving library symbol %s" ), ioe.What(),
UnescapeString( symbol->GetLibId().Format() ) );
aReporter->ReportTail( msg, RPT_SEVERITY_ERROR );
}
}
}
if( !tmp && legacyLibs && legacyLibs->GetLibraryCount() )
{
SYMBOL_LIB& legacyCacheLib = legacyLibs->back();
// It better be the cache library.
wxCHECK2( legacyCacheLib.IsCache(), continue );
wxString id = symbol->GetLibId().Format();
id.Replace( ':', '_' );
if( aReporter )
{
msg.Printf( _( "Falling back to cache to set symbol '%s:%s' link '%s'." ),
symbol->GetField( REFERENCE_FIELD )->GetText(),
symbol->GetField( VALUE_FIELD )->GetText(),
UnescapeString( id ) );
aReporter->ReportTail( msg, RPT_SEVERITY_WARNING );
}
tmp = legacyCacheLib.FindSymbol( id );
}
if( tmp )
{
// We want a full symbol not just the top level child symbol.
libSymbol = tmp->Flatten();
libSymbol->SetParent();
m_libSymbols.insert( { symbol->GetSchSymbolLibraryName(),
new LIB_SYMBOL( *libSymbol.get() ) } );
if( aReporter )
{
msg.Printf( _( "Setting schematic symbol '%s %s' library identifier to '%s'." ),
symbol->GetField( REFERENCE_FIELD )->GetText(),
symbol->GetField( VALUE_FIELD )->GetText(),
UnescapeString( symbol->GetLibId().Format() ) );
aReporter->ReportTail( msg, RPT_SEVERITY_INFO );
}
}
else
{
if( aReporter )
{
msg.Printf( _( "No library symbol found for schematic symbol '%s %s'." ),
symbol->GetField( REFERENCE_FIELD )->GetText(),
symbol->GetField( VALUE_FIELD )->GetText() );
aReporter->ReportTail( msg, RPT_SEVERITY_ERROR );
}
}
if( libSymbol.get() ) // Only change the old link if the new link exists
symbol->SetLibSymbol( libSymbol.release() );
}
// Changing the symbol may adjust the bbox of the symbol. This re-inserts the
// item with the new bbox
for( SCH_SYMBOL* symbol : symbols )
Append( symbol );
}
void SCH_SCREEN::UpdateLocalLibSymbolLinks()
{
std::vector<SCH_SYMBOL*> symbols;
for( SCH_ITEM* item : Items().OfType( SCH_SYMBOL_T ) )
symbols.push_back( static_cast<SCH_SYMBOL*>( item ) );
for( SCH_SYMBOL* symbol : symbols )
{
// Changing the symbol may adjust the bbox of the symbol; remove and reinsert it afterwards.
m_rtree.remove( symbol );
auto it = m_libSymbols.find( symbol->GetSchSymbolLibraryName() );
LIB_SYMBOL* libSymbol = nullptr;
if( it != m_libSymbols.end() )
libSymbol = new LIB_SYMBOL( *it->second );
symbol->SetLibSymbol( libSymbol );
m_rtree.insert( symbol );
}
}
void SCH_SCREEN::SetConnectivityDirty()
{
for( SCH_ITEM* item : Items() )
item->SetConnectivityDirty( true );
}
void SCH_SCREEN::Print( const RENDER_SETTINGS* aSettings )
{
// Ensure links are up to date, even if a library was reloaded for some reason:
std::vector<SCH_ITEM*> junctions;
std::vector<SCH_ITEM*> bitmaps;
std::vector<SCH_ITEM*> other;
for( SCH_ITEM* item : Items() )
{
if( item->IsMoving() )
continue;
if( item->Type() == SCH_JUNCTION_T )
junctions.push_back( item );
else if( item->Type() == SCH_BITMAP_T )
bitmaps.push_back( item );
else
other.push_back( item );
}
/// Sort to ensure plot-order consistency with screen drawing
std::stable_sort( other.begin(), other.end(),
[]( const SCH_ITEM* a, const SCH_ITEM* b )
{
if( a->Type() == b->Type() )
return a->GetLayer() > b->GetLayer();
return a->Type() < b->Type();
} );
for( SCH_ITEM* item : bitmaps )
item->Print( aSettings, VECTOR2I( 0, 0 ) );
for( SCH_ITEM* item : other )
item->PrintBackground( aSettings, VECTOR2I( 0, 0 ) );
for( SCH_ITEM* item : other )
item->Print( aSettings, VECTOR2I( 0, 0 ) );
for( SCH_ITEM* item : junctions )
item->Print( aSettings, VECTOR2I( 0, 0 ) );
}
void SCH_SCREEN::Plot( PLOTTER* aPlotter, const SCH_PLOT_SETTINGS& aPlotSettings ) const
{
// Ensure links are up to date, even if a library was reloaded for some reason:
std::vector<SCH_ITEM*> junctions;
std::vector<SCH_ITEM*> bitmaps;
std::vector<SCH_SYMBOL*> symbols;
std::vector<SCH_ITEM*> other;
for( SCH_ITEM* item : Items() )
{
if( item->IsMoving() )
continue;
if( item->Type() == SCH_JUNCTION_T )
junctions.push_back( item );
else if( item->Type() == SCH_BITMAP_T )
bitmaps.push_back( item );
else
other.push_back( item );
// Where the symbols overlap each other, we need to plot the text items a second
// time to get them on top of the overlapping element. This collection is in addition
// to the symbols already collected in `other`
if( item->Type() == SCH_SYMBOL_T )
{
for( SCH_ITEM* sym : m_rtree.Overlapping( SCH_SYMBOL_T, item->GetBoundingBox() ) )
{
if( sym != item )
{
symbols.push_back( static_cast<SCH_SYMBOL*>( item ) );
break;
}
}
}
}
/// Sort to ensure plot-order consistency with screen drawing
std::sort( other.begin(), other.end(),
[]( const SCH_ITEM* a, const SCH_ITEM* b )
{
if( a->Type() == b->Type() )
return a->GetLayer() > b->GetLayer();
return a->Type() > b->Type();
} );
int defaultPenWidth = aPlotter->RenderSettings()->GetDefaultPenWidth();
constexpr bool background = true;
// Bitmaps are drawn first to ensure they are in the background
// This is particularly important for the wxPostscriptDC (used in *nix printers) as
// the bitmap PS command clears the screen
for( const SCH_ITEM* item : bitmaps )
{
aPlotter->SetCurrentLineWidth( std::max( item->GetPenWidth(), defaultPenWidth ) );
item->Plot( aPlotter, background, aPlotSettings );
}
// Plot the background items
for( const SCH_ITEM* item : other )
{
aPlotter->SetCurrentLineWidth( std::max( item->GetPenWidth(), defaultPenWidth ) );
item->Plot( aPlotter, background, aPlotSettings );
}
// Plot the foreground items
for( const SCH_ITEM* item : other )
{
aPlotter->SetCurrentLineWidth( std::max( item->GetPenWidth(), defaultPenWidth ) );
item->Plot( aPlotter, !background, aPlotSettings );
}
// After plotting the symbols as a group above (in `other`), we need to overplot the pins
// and symbols to ensure that they are always visible
for( const SCH_SYMBOL* sym :symbols )
{
aPlotter->SetCurrentLineWidth( std::max( sym->GetPenWidth(), defaultPenWidth ) );
for( SCH_FIELD field : sym->GetFields() )
{
field.ClearRenderCache();
field.Plot( aPlotter, false, aPlotSettings );
}
sym->PlotPins( aPlotter );
if( sym->GetDNP() )
sym->PlotDNP( aPlotter );
}
for( const SCH_ITEM* item : junctions )
{
aPlotter->SetCurrentLineWidth( std::max( item->GetPenWidth(), defaultPenWidth ) );
item->Plot( aPlotter, !background, aPlotSettings );
}
}
void SCH_SCREEN::ClearDrawingState()
{
for( SCH_ITEM* item : Items() )
item->ClearTempFlags();
}
LIB_PIN* SCH_SCREEN::GetPin( const VECTOR2I& aPosition, SCH_SYMBOL** aSymbol,
bool aEndPointOnly ) const
{
SCH_SYMBOL* candidate = nullptr;
LIB_PIN* pin = nullptr;
for( SCH_ITEM* item : Items().Overlapping( SCH_SYMBOL_T, aPosition ) )
{
candidate = static_cast<SCH_SYMBOL*>( item );
if( aEndPointOnly )
{
pin = nullptr;
if( !candidate->GetLibSymbolRef() )
continue;
std::vector<LIB_PIN*> pins;
candidate->GetLibPins( pins );
for( LIB_PIN* test_pin : pins )
{
if( candidate->GetPinPhysicalPosition( test_pin ) == aPosition )
{
pin = test_pin;
break;
}
}
if( pin )
break;
}
else
{
pin = (LIB_PIN*) candidate->GetDrawItem( aPosition, LIB_PIN_T );
if( pin )
break;
}
}
if( pin && aSymbol )
*aSymbol = candidate;
return pin;
}
SCH_SHEET_PIN* SCH_SCREEN::GetSheetPin( const VECTOR2I& aPosition ) const
{
SCH_SHEET_PIN* sheetPin = nullptr;
for( SCH_ITEM* item : Items().Overlapping( SCH_SHEET_T, aPosition ) )
{
SCH_SHEET* sheet = static_cast<SCH_SHEET*>( item );
sheetPin = sheet->GetPin( aPosition );
if( sheetPin )
break;
}
return sheetPin;
}
size_t SCH_SCREEN::CountConnectedItems( const VECTOR2I& aPos, bool aTestJunctions ) const
{
size_t count = 0;
for( const SCH_ITEM* item : Items().Overlapping( aPos ) )
{
if( ( item->Type() != SCH_JUNCTION_T || aTestJunctions ) && item->IsConnected( aPos ) )
count++;
}
return count;
}
void SCH_SCREEN::ClearAnnotation( SCH_SHEET_PATH* aSheetPath, bool aResetPrefix )
{
for( SCH_ITEM* item : Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
symbol->ClearAnnotation( aSheetPath, aResetPrefix );
}
}
void SCH_SCREEN::EnsureAlternateReferencesExist()
{
if( GetClientSheetPaths().size() <= 1 ) // No need for alternate reference
return;
for( SCH_ITEM* item : Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
// Add (when not existing) all sheet path entries
for( const SCH_SHEET_PATH& sheet : GetClientSheetPaths() )
symbol->AddSheetPathReferenceEntryIfMissing( sheet.Path() );
}
}
void SCH_SCREEN::GetHierarchicalItems( std::vector<SCH_ITEM*>* aItems ) const
{
for( SCH_ITEM* item : Items() )
{
if( item->IsType( { SCH_SYMBOL_T, SCH_SHEET_T, SCH_LABEL_LOCATE_ANY_T } ) )
aItems->push_back( item );
}
}
void SCH_SCREEN::GetSheets( std::vector<SCH_ITEM*>* aItems ) const
{
for( SCH_ITEM* item : Items().OfType( SCH_SHEET_T ) )
aItems->push_back( item );
std::sort( aItems->begin(), aItems->end(),
[]( EDA_ITEM* a, EDA_ITEM* b ) -> bool
{
if( a->GetPosition().x == b->GetPosition().x )
{
// Ensure deterministic sort
if( a->GetPosition().y == b->GetPosition().y )
return a->m_Uuid < b->m_Uuid;
return a->GetPosition().y < b->GetPosition().y;
}
else
{
return a->GetPosition().x < b->GetPosition().x;
}
} );
}
void SCH_SCREEN::TestDanglingEnds( const SCH_SHEET_PATH* aPath,
std::function<void( SCH_ITEM* )>* aChangedHandler ) const
{
PROF_TIMER timer( __FUNCTION__ );
std::vector<DANGLING_END_ITEM> endPoints;
auto getends =
[&]( SCH_ITEM* item )
{
if( item->IsConnectable() )
item->GetEndPoints( endPoints );
};
auto update_state =
[&]( SCH_ITEM* item )
{
if( item->UpdateDanglingState( endPoints, aPath ) )
{
if( aChangedHandler )
(*aChangedHandler)( item );
}
};
for( SCH_ITEM* item : Items() )
{
getends( item );
item->RunOnChildren( getends );
}
for( SCH_ITEM* item : Items() )
{
update_state( item );
item->RunOnChildren( update_state );
}
if( wxLog::IsAllowedTraceMask( DanglingProfileMask ) )
timer.Show();
}
SCH_LINE* SCH_SCREEN::GetLine( const VECTOR2I& aPosition, int aAccuracy, int aLayer,
SCH_LINE_TEST_T aSearchType ) const
{
// an accuracy of 0 had problems with rounding errors; use at least 1
aAccuracy = std::max( aAccuracy, 1 );
for( SCH_ITEM* item : Items().Overlapping( aPosition, aAccuracy ) )
{
if( item->Type() != SCH_LINE_T )
continue;
if( item->GetLayer() != aLayer )
continue;
if( !item->HitTest( aPosition, aAccuracy ) )
continue;
switch( aSearchType )
{
case ENTIRE_LENGTH_T:
return (SCH_LINE*) item;
case EXCLUDE_END_POINTS_T:
if( !( (SCH_LINE*) item )->IsEndPoint( aPosition ) )
return (SCH_LINE*) item;
break;
case END_POINTS_ONLY_T:
if( ( (SCH_LINE*) item )->IsEndPoint( aPosition ) )
return (SCH_LINE*) item;
}
}
return nullptr;
}
std::vector<SCH_LINE*> SCH_SCREEN::GetBusesAndWires( const VECTOR2I& aPosition,
bool aIgnoreEndpoints ) const
{
std::vector<SCH_LINE*> retVal;
for( SCH_ITEM* item : Items().Overlapping( SCH_LINE_T, aPosition ) )
{
if( item->IsType( { SCH_ITEM_LOCATE_WIRE_T, SCH_ITEM_LOCATE_BUS_T } ) )
{
SCH_LINE* wire = static_cast<SCH_LINE*>( item );
if( aIgnoreEndpoints && wire->IsEndPoint( aPosition ) )
continue;
if( IsPointOnSegment( wire->GetStartPoint(), wire->GetEndPoint(), aPosition ) )
retVal.push_back( wire );
}
}
return retVal;
}
std::vector<VECTOR2I> SCH_SCREEN::GetConnections() const
{
std::vector<VECTOR2I> retval;
for( SCH_ITEM* item : Items() )
{
// Avoid items that are changing
if( !( item->GetEditFlags() & ( IS_MOVING | IS_DELETED ) ) )
{
std::vector<VECTOR2I> pts = item->GetConnectionPoints();
retval.insert( retval.end(), pts.begin(), pts.end() );
}
}
// We always have some overlapping connection points. Drop duplicates here
std::sort( retval.begin(), retval.end(),
[]( const VECTOR2I& a, const VECTOR2I& b ) -> bool
{
return a.x < b.x || ( a.x == b.x && a.y < b.y );
} );
retval.erase( std::unique( retval.begin(), retval.end() ), retval.end() );
return retval;
}
std::vector<VECTOR2I> SCH_SCREEN::GetNeededJunctions( const std::deque<EDA_ITEM*>& aItems ) const
{
std::vector<VECTOR2I> pts;
std::vector<VECTOR2I> connections = GetConnections();
for( const EDA_ITEM* edaItem : aItems )
{
const SCH_ITEM* item = dynamic_cast<const SCH_ITEM*>( edaItem );
if( !item || !item->IsConnectable() )
continue;
std::vector<VECTOR2I> new_pts = item->GetConnectionPoints();
pts.insert( pts.end(), new_pts.begin(), new_pts.end() );
// If the item is a line, we also add any connection points from the rest of the schematic
// that terminate on the line after it is moved.
if( item->Type() == SCH_LINE_T )
{
SCH_LINE* line = (SCH_LINE*) item;
for( const VECTOR2I& pt : connections )
{
if( IsPointOnSegment( line->GetStartPoint(), line->GetEndPoint(), pt ) )
pts.push_back( pt );
}
}
}
// We always have some overlapping connection points. Drop duplicates here
std::sort( pts.begin(), pts.end(),
[]( const VECTOR2I& a, const VECTOR2I& b ) -> bool
{
return a.x < b.x || ( a.x == b.x && a.y < b.y );
} );
pts.erase( unique( pts.begin(), pts.end() ), pts.end() );
// We only want the needed junction points, remove all the others
pts.erase( std::remove_if( pts.begin(), pts.end(),
[this]( const VECTOR2I& a ) -> bool
{
return !IsExplicitJunctionNeeded( a );
} ),
pts.end() );
return pts;
}
SCH_LABEL_BASE* SCH_SCREEN::GetLabel( const VECTOR2I& aPosition, int aAccuracy ) const
{
for( SCH_ITEM* item : Items().Overlapping( aPosition, aAccuracy ) )
{
switch( item->Type() )
{
case SCH_LABEL_T:
case SCH_GLOBAL_LABEL_T:
case SCH_HIER_LABEL_T:
case SCH_DIRECTIVE_LABEL_T:
if( item->HitTest( aPosition, aAccuracy ) )
return static_cast<SCH_LABEL_BASE*>( item );
break;
default:
;
}
}
return nullptr;
}
void SCH_SCREEN::AddLibSymbol( LIB_SYMBOL* aLibSymbol )
{
wxCHECK( aLibSymbol, /* void */ );
wxString libSymbolName = aLibSymbol->GetLibId().Format().wx_str();
auto it = m_libSymbols.find( libSymbolName );
if( it != m_libSymbols.end() )
{
delete it->second;
m_libSymbols.erase( it );
}
m_libSymbols[libSymbolName] = aLibSymbol;
}
void SCH_SCREEN::AddBusAlias( std::shared_ptr<BUS_ALIAS> aAlias )
{
m_aliases.insert( aAlias );
}
void SCH_SCREEN::SetLegacySymbolInstanceData()
{
for( SCH_ITEM* item : Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
// Add missing value and footprint instance data for legacy schematics.
for( const SCH_SYMBOL_INSTANCE& instance : symbol->GetInstances() )
{
symbol->AddHierarchicalReference( instance.m_Path, instance.m_Reference,
instance.m_Unit );
}
}
}
void SCH_SCREEN::FixLegacyPowerSymbolMismatches()
{
for( SCH_ITEM* item : Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
// Fix pre-8.0 legacy power symbols with invisible pins
// that have mismatched pin names and value fields
if( symbol->GetLibSymbolRef()
&& symbol->GetLibSymbolRef()->IsPower()
&& symbol->GetAllLibPins().size() > 0
&& symbol->GetAllLibPins()[0]->IsGlobalPower()
&& !symbol->GetAllLibPins()[0]->IsVisible() )
{
symbol->SetValueFieldText( symbol->GetAllLibPins()[0]->GetName() );
}
}
}
size_t SCH_SCREEN::getLibSymbolNameMatches( const SCH_SYMBOL& aSymbol,
std::vector<wxString>& aMatches )
{
wxString searchName = aSymbol.GetLibId().GetUniStringLibId();
if( m_libSymbols.find( searchName ) != m_libSymbols.end() )
aMatches.emplace_back( searchName );
searchName = aSymbol.GetLibId().GetUniStringLibItemName() + wxS( "_" );
long tmp;
wxString suffix;
for( auto& pair : m_libSymbols )
{
if( pair.first.StartsWith( searchName, &suffix ) && suffix.ToLong( &tmp ) )
aMatches.emplace_back( pair.first );
}
return aMatches.size();
}
void SCH_SCREEN::PruneOrphanedSymbolInstances( const wxString& aProjectName,
const SCH_SHEET_LIST& aValidSheetPaths )
{
// The project name cannot be empty. Projects older than 7.0 did not save project names
// when saving instance data. Running this algorithm with an empty project name would
// clobber all instance data for projects other than the current one when a schematic
// file is shared across multiple projects. Because running the schematic editor in
// stand alone mode can result in an empty project name, do not assert here.
if( aProjectName.IsEmpty() )
return;
for( SCH_ITEM* item : Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
wxCHECK2( symbol, continue );
std::set<KIID_PATH> pathsToPrune;
const std::vector<SCH_SYMBOL_INSTANCE> instances = symbol->GetInstances();
for( const SCH_SYMBOL_INSTANCE& instance : instances )
{
// Ignore instance paths from other projects.
if( aProjectName != instance.m_ProjectName )
continue;
std::optional<SCH_SHEET_PATH> pathFound =
aValidSheetPaths.GetSheetPathByKIIDPath( instance.m_Path );
// Check for paths that do not exist in the current project and paths that do
// not contain the current symbol.
if( !pathFound )
pathsToPrune.emplace( instance.m_Path );
else if( pathFound.value().LastScreen() != this )
pathsToPrune.emplace( pathFound.value().Path() );
}
for( const KIID_PATH& sheetPath : pathsToPrune )
{
wxLogTrace( traceSchSheetPaths, wxS( "Pruning project '%s' symbol instance %s." ),
aProjectName, sheetPath.AsString() );
symbol->RemoveInstance( sheetPath );
}
}
}
void SCH_SCREEN::PruneOrphanedSheetInstances( const wxString& aProjectName,
const SCH_SHEET_LIST& aValidSheetPaths )
{
// The project name cannot be empty. Projects older than 7.0 did not save project names
// when saving instance data. Running this algorithm with an empty project name would
// clobber all instance data for projects other than the current one when a schematic
// file is shared across multiple projects. Because running the schematic editor in
// stand alone mode can result in an empty project name, do not assert here.
if( aProjectName.IsEmpty() )
return;
for( SCH_ITEM* item : Items().OfType( SCH_SHEET_T ) )
{
SCH_SHEET* sheet = static_cast<SCH_SHEET*>( item );
wxCHECK2( sheet, continue );
std::set<KIID_PATH> pathsToPrune;
const std::vector<SCH_SHEET_INSTANCE> instances = sheet->GetInstances();
for( const SCH_SHEET_INSTANCE& instance : instances )
{
// Ignore instance paths from other projects.
if( aProjectName != instance.m_ProjectName )
continue;
std::optional<SCH_SHEET_PATH> pathFound =
aValidSheetPaths.GetSheetPathByKIIDPath( instance.m_Path );
// Check for paths that do not exist in the current project and paths that do
// not contain the current symbol.
if( !pathFound )
pathsToPrune.emplace( instance.m_Path );
else if( pathFound.value().LastScreen() != this )
pathsToPrune.emplace( pathFound.value().Path() );
}
for( const KIID_PATH& sheetPath : pathsToPrune )
{
wxLogTrace( traceSchSheetPaths, wxS( "Pruning project '%s' sheet instance %s." ),
aProjectName, sheetPath.AsString() );
sheet->RemoveInstance( sheetPath );
}
}
}
#if defined(DEBUG)
void SCH_SCREEN::Show( int nestLevel, std::ostream& os ) const
{
// for now, make it look like XML, expand on this later.
NestedSpace( nestLevel, os ) << '<' << GetClass().Lower().mb_str() << ">\n";
for( const SCH_ITEM* item : Items() )
item->Show( nestLevel + 1, os );
NestedSpace( nestLevel, os ) << "</" << GetClass().Lower().mb_str() << ">\n";
}
#endif
SCH_SCREENS::SCH_SCREENS( SCH_SHEET* aSheet )
{
m_index = 0;
buildScreenList( aSheet );
}
SCH_SCREENS::~SCH_SCREENS()
{
}
SCH_SCREEN* SCH_SCREENS::GetFirst()
{
m_index = 0;
if( m_screens.size() > 0 )
return m_screens[0];
return nullptr;
}
SCH_SCREEN* SCH_SCREENS::GetNext()
{
if( m_index < m_screens.size() )
m_index++;
return GetScreen( m_index );
}
SCH_SCREEN* SCH_SCREENS::GetScreen( unsigned int aIndex ) const
{
if( aIndex < m_screens.size() )
return m_screens[ aIndex ];
return nullptr;
}
SCH_SHEET* SCH_SCREENS::GetSheet( unsigned int aIndex ) const
{
if( aIndex < m_sheets.size() )
return m_sheets[ aIndex ];
return nullptr;
}
void SCH_SCREENS::addScreenToList( SCH_SCREEN* aScreen, SCH_SHEET* aSheet )
{
if( aScreen == nullptr )
return;
for( const SCH_SCREEN* screen : m_screens )
{
if( screen == aScreen )
return;
}
m_screens.push_back( aScreen );
m_sheets.push_back( aSheet );
}
void SCH_SCREENS::buildScreenList( SCH_SHEET* aSheet )
{
if( aSheet && aSheet->Type() == SCH_SHEET_T )
{
SCH_SCREEN* screen = aSheet->GetScreen();
wxCHECK_RET( screen, "No screen for aSheet" );
addScreenToList( screen, aSheet );
for( SCH_ITEM* item : screen->Items().OfType( SCH_SHEET_T ) )
buildScreenList( static_cast<SCH_SHEET*>( item ) );
}
}
void SCH_SCREENS::ClearAnnotationOfNewSheetPaths( SCH_SHEET_LIST& aInitialSheetPathList )
{
SCH_SCREEN* first = GetFirst();
if( !first )
return;
SCHEMATIC* sch = first->Schematic();
wxCHECK_RET( sch, "Null schematic in SCH_SCREENS::ClearAnnotationOfNewSheetPaths" );
// Clear the annotation for symbols inside new sheetpaths not already in aInitialSheetList
SCH_SCREENS screensList( sch->Root() ); // The list of screens, shared by sheet paths
screensList.BuildClientSheetPathList(); // build the shared by sheet paths, by screen
// Search for new sheet paths, not existing in aInitialSheetPathList
// and existing in sheetpathList
for( SCH_SHEET_PATH& sheetpath : sch->GetSheets() )
{
bool path_exists = false;
for( const SCH_SHEET_PATH& existing_sheetpath: aInitialSheetPathList )
{
if( existing_sheetpath.Path() == sheetpath.Path() )
{
path_exists = true;
break;
}
}
if( !path_exists )
{
// A new sheet path is found: clear the annotation corresponding to this new path:
SCH_SCREEN* curr_screen = sheetpath.LastScreen();
// Clear annotation and create the AR for this path, if not exists,
// when the screen is shared by sheet paths.
// Otherwise ClearAnnotation do nothing, because the F1 field is used as
// reference default value and takes the latest displayed value
curr_screen->EnsureAlternateReferencesExist();
curr_screen->ClearAnnotation( &sheetpath, false );
}
}
}
int SCH_SCREENS::ReplaceDuplicateTimeStamps()
{
std::vector<SCH_ITEM*> items;
int count = 0;
auto timestamp_cmp = []( const EDA_ITEM* a, const EDA_ITEM* b ) -> bool
{
return a->m_Uuid < b->m_Uuid;
};
std::set<EDA_ITEM*, decltype( timestamp_cmp )> unique_stamps( timestamp_cmp );
for( SCH_SCREEN* screen : m_screens )
screen->GetHierarchicalItems( &items );
if( items.size() < 2 )
return 0;
for( EDA_ITEM* item : items )
{
if( !unique_stamps.insert( item ).second )
{
// Reset to fully random UUID. This may lose reference, but better to be
// deterministic about it rather than to have duplicate UUIDs with random
// side-effects.
const_cast<KIID&>( item->m_Uuid ) = KIID();
count++;
// @todo If the item is a sheet, we need to decend the heirarchy from the sheet
// and repace all instances of the changed UUID in sheet paths. Otherwise,
// all instance paths with the sheet's UUID will get clobbered.
}
}
return count;
}
void SCH_SCREENS::ClearEditFlags()
{
for( SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
{
for( SCH_ITEM* item : screen->Items() )
item->ClearEditFlags();
}
}
void SCH_SCREENS::DeleteMarker( SCH_MARKER* aMarker )
{
for( SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
{
for( SCH_ITEM* item : screen->Items().OfType( SCH_MARKER_T ) )
{
if( item == aMarker )
{
screen->DeleteItem( item );
return;
}
}
}
}
void SCH_SCREENS::DeleteMarkers( enum MARKER_BASE::TYPEMARKER aMarkerType, int aErrorCode,
bool aIncludeExclusions )
{
for( SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
{
std::vector<SCH_ITEM*> markers;
for( SCH_ITEM* item : screen->Items().OfType( SCH_MARKER_T ) )
{
SCH_MARKER* marker = static_cast<SCH_MARKER*>( item );
std::shared_ptr<RC_ITEM>rcItem = marker->GetRCItem();
if( marker->GetMarkerType() == aMarkerType
&& ( aErrorCode == ERCE_UNSPECIFIED || rcItem->GetErrorCode() == aErrorCode )
&& ( !marker->IsExcluded() || aIncludeExclusions ) )
{
markers.push_back( item );
}
}
for( SCH_ITEM* marker : markers )
screen->DeleteItem( marker );
}
}
void SCH_SCREENS::DeleteAllMarkers( enum MARKER_BASE::TYPEMARKER aMarkerType,
bool aIncludeExclusions )
{
DeleteMarkers( aMarkerType, ERCE_UNSPECIFIED, aIncludeExclusions );
}
void SCH_SCREENS::UpdateSymbolLinks( REPORTER* aReporter )
{
for( SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
screen->UpdateSymbolLinks( aReporter );
SCH_SCREEN* first = GetFirst();
if( !first )
return;
SCHEMATIC* sch = first->Schematic();
wxCHECK_RET( sch, "Null schematic in SCH_SCREENS::UpdateSymbolLinks" );
SCH_SHEET_LIST sheets = sch->GetSheets();
// All of the library symbols have been replaced with copies so the connection graph
// pointers are stale.
if( sch->ConnectionGraph() )
sch->ConnectionGraph()->Recalculate( sheets, true );
}
bool SCH_SCREENS::HasNoFullyDefinedLibIds()
{
bool has_symbols = false;
for( SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
{
for( SCH_ITEM* item : screen->Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
has_symbols = true;
if( !symbol->GetLibId().GetLibNickname().empty() )
return false;
}
}
// return true (i.e. has no fully defined symbol) only if at least one symbol is found
return has_symbols ? true : false;
}
size_t SCH_SCREENS::GetLibNicknames( wxArrayString& aLibNicknames )
{
for( SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
{
for( SCH_ITEM* item : screen->Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
const UTF8& nickname = symbol->GetLibId().GetLibNickname();
if( !nickname.empty() && ( aLibNicknames.Index( nickname ) == wxNOT_FOUND ) )
aLibNicknames.Add( nickname );
}
}
return aLibNicknames.GetCount();
}
int SCH_SCREENS::ChangeSymbolLibNickname( const wxString& aFrom, const wxString& aTo )
{
SCH_SCREEN* screen;
int cnt = 0;
for( screen = GetFirst(); screen; screen = GetNext() )
{
for( SCH_ITEM* item : screen->Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
if( symbol->GetLibId().GetLibNickname() != aFrom )
continue;
LIB_ID id = symbol->GetLibId();
id.SetLibNickname( aTo );
symbol->SetLibId( id );
cnt++;
}
}
return cnt;
}
bool SCH_SCREENS::HasSchematic( const wxString& aSchematicFileName )
{
for( const SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
{
if( screen->GetFileName() == aSchematicFileName )
return true;
}
return false;
}
bool SCH_SCREENS::CanCauseCaseSensitivityIssue( const wxString& aSchematicFileName ) const
{
wxString lhsLower;
wxString rhsLower;
wxFileName lhs;
wxFileName rhs = aSchematicFileName;
wxCHECK( rhs.IsAbsolute(), false );
for( const SCH_SCREEN* screen : m_screens )
{
lhs = screen->GetFileName();
if( lhs.GetPath() != rhs.GetPath() )
continue;
lhsLower = lhs.GetFullName().Lower();
rhsLower = rhs.GetFullName().Lower();
if( lhsLower == rhsLower && lhs.GetFullName() != rhs.GetFullName() )
return true;
}
return false;
}
void SCH_SCREENS::BuildClientSheetPathList()
{
SCH_SCREEN* first = GetFirst();
if( !first )
return;
SCHEMATIC* sch = first->Schematic();
wxCHECK_RET( sch, "Null schematic in SCH_SCREENS::BuildClientSheetPathList" );
for( SCH_SCREEN* curr_screen = GetFirst(); curr_screen; curr_screen = GetNext() )
curr_screen->GetClientSheetPaths().clear();
for( SCH_SHEET_PATH& sheetpath : sch->GetSheets() )
{
SCH_SCREEN* used_screen = sheetpath.LastScreen();
// Search for the used_screen in list and add this unique sheet path:
for( SCH_SCREEN* curr_screen = GetFirst(); curr_screen; curr_screen = GetNext() )
{
if( used_screen == curr_screen )
{
curr_screen->GetClientSheetPaths().push_back( sheetpath );
break;
}
}
}
}
void SCH_SCREENS::SetLegacySymbolInstanceData()
{
for( SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
screen->SetLegacySymbolInstanceData();
}
void SCH_SCREENS::FixLegacyPowerSymbolMismatches()
{
for( SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
screen->FixLegacyPowerSymbolMismatches();
}
void SCH_SCREEN::MigrateSimModels()
{
LOCALE_IO toggle;
// V6 schematics may specify model names in Value fields, which we don't do in V7.
// Migrate by adding an equivalent model for these symbols.
for( SCH_ITEM* item : Items().OfType( SCH_SYMBOL_T ) )
{
SCH_SYMBOL* symbol = static_cast<SCH_SYMBOL*>( item );
SIM_MODEL::MigrateSimModel<SCH_SYMBOL, SCH_FIELD>( *symbol, &Schematic()->Prj() );
}
}
void SCH_SCREENS::PruneOrphanedSymbolInstances( const wxString& aProjectName,
const SCH_SHEET_LIST& aValidSheetPaths )
{
if( aProjectName.IsEmpty() )
return;
for( SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
screen->PruneOrphanedSymbolInstances( aProjectName, aValidSheetPaths );
}
void SCH_SCREENS::PruneOrphanedSheetInstances( const wxString& aProjectName,
const SCH_SHEET_LIST& aValidSheetPaths )
{
if( aProjectName.IsEmpty() )
return;
for( SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
screen->PruneOrphanedSheetInstances( aProjectName, aValidSheetPaths );
}
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