sch_label.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2016 Jean-Pierre Charras, jp.charras at wanadoo.fr
 * Copyright (C) 2015 Wayne Stambaugh <[email protected]>
 * 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 <advanced_config.h>
#include <base_units.h>
#include <pgm_base.h>
#include <sch_edit_frame.h>
#include <sch_plotter.h>
#include <widgets/msgpanel.h>
#include <bitmaps.h>
#include <string_utils.h>
#include <schematic.h>
#include <settings/color_settings.h>
#include <sch_painter.h>
#include <default_values.h>
#include <wx/debug.h>
#include <wx/log.h>
#include <dialogs/html_message_box.h>
#include <project/project_file.h>
#include <project/net_settings.h>
#include <core/kicad_algo.h>
#include <core/mirror.h>
#include <trigo.h>
#include <sch_label.h>
#include <magic_enum.hpp>
#include <api/api_utils.h>
#include <api/schematic/schematic_types.pb.h>
 
 
bool IncrementLabelMember( wxString& name, int aIncrement )
{
 if( name.IsEmpty() )
 return true;
 
 wxString suffix;
 wxString digits;
 wxString outputFormat;
 wxString outputNumber;
 int ii = name.Len() - 1;
 int dCount = 0;
 
 while( ii >= 0 && !wxIsdigit( name.GetChar( ii ) ) )
 {
 suffix = name.GetChar( ii ) + suffix;
 ii--;
 }
 
 while( ii >= 0 && wxIsdigit( name.GetChar( ii ) ) )
 {
 digits = name.GetChar( ii ) + digits;
 ii--;
 dCount++;
 }
 
 if( digits.IsEmpty() )
 return true;
 
 long number = 0;
 
 if( digits.ToLong( &number ) )
 {
 number += aIncrement;
 
 // Don't let result go below zero
 
 if( number > -1 )
 {
 name.Remove( ii + 1 );
 //write out a format string with correct number of leading zeroes
 outputFormat.Printf( wxS( "%%0%dld" ), dCount );
 //write out the number using the format string
 outputNumber.Printf( outputFormat, number );
 name << outputNumber << suffix;
 return true;
 }
 }
 
 return false;
}
 
 
/* Coding polygons for global symbol graphic shapes.
 * the first parml is the number of corners
 * others are the corners coordinates in reduced units
 * the real coordinate is the reduced coordinate * text half size
 */
static int TemplateIN_HN[] = { 6, 0, 0, -1, -1, -2, -1, -2, 1, -1, 1, 0, 0 };
static int TemplateIN_HI[] = { 6, 0, 0, 1, 1, 2, 1, 2, -1, 1, -1, 0, 0 };
static int TemplateIN_UP[] = { 6, 0, 0, 1, -1, 1, -2, -1, -2, -1, -1, 0, 0 };
static int TemplateIN_BOTTOM[] = { 6, 0, 0, 1, 1, 1, 2, -1, 2, -1, 1, 0, 0 };
 
static int TemplateOUT_HN[] = { 6, -2, 0, -1, 1, 0, 1, 0, -1, -1, -1, -2, 0 };
static int TemplateOUT_HI[] = { 6, 2, 0, 1, -1, 0, -1, 0, 1, 1, 1, 2, 0 };
static int TemplateOUT_UP[] = { 6, 0, -2, 1, -1, 1, 0, -1, 0, -1, -1, 0, -2 };
static int TemplateOUT_BOTTOM[] = { 6, 0, 2, 1, 1, 1, 0, -1, 0, -1, 1, 0, 2 };
 
static int TemplateUNSPC_HN[] = { 5, 0, -1, -2, -1, -2, 1, 0, 1, 0, -1 };
static int TemplateUNSPC_HI[] = { 5, 0, -1, 2, -1, 2, 1, 0, 1, 0, -1 };
static int TemplateUNSPC_UP[] = { 5, 1, 0, 1, -2, -1, -2, -1, 0, 1, 0 };
static int TemplateUNSPC_BOTTOM[] = { 5, 1, 0, 1, 2, -1, 2, -1, 0, 1, 0 };
 
static int TemplateBIDI_HN[] = { 5, 0, 0, -1, -1, -2, 0, -1, 1, 0, 0 };
static int TemplateBIDI_HI[] = { 5, 0, 0, 1, -1, 2, 0, 1, 1, 0, 0 };
static int TemplateBIDI_UP[] = { 5, 0, 0, -1, -1, 0, -2, 1, -1, 0, 0 };
static int TemplateBIDI_BOTTOM[] = { 5, 0, 0, -1, 1, 0, 2, 1, 1, 0, 0 };
 
static int Template3STATE_HN[] = { 5, 0, 0, -1, -1, -2, 0, -1, 1, 0, 0 };
static int Template3STATE_HI[] = { 5, 0, 0, 1, -1, 2, 0, 1, 1, 0, 0 };
static int Template3STATE_UP[] = { 5, 0, 0, -1, -1, 0, -2, 1, -1, 0, 0 };
static int Template3STATE_BOTTOM[] = { 5, 0, 0, -1, 1, 0, 2, 1, 1, 0, 0 };
 
static int* TemplateShape[5][4] =
{
 { TemplateIN_HN, TemplateIN_UP, TemplateIN_HI, TemplateIN_BOTTOM },
 { TemplateOUT_HN, TemplateOUT_UP, TemplateOUT_HI, TemplateOUT_BOTTOM },
 { TemplateBIDI_HN, TemplateBIDI_UP, TemplateBIDI_HI, TemplateBIDI_BOTTOM },
 { Template3STATE_HN, Template3STATE_UP, Template3STATE_HI, Template3STATE_BOTTOM },
 { TemplateUNSPC_HN, TemplateUNSPC_UP, TemplateUNSPC_HI, TemplateUNSPC_BOTTOM }
};
 
 
wxString getElectricalTypeLabel( LABEL_FLAG_SHAPE aType )
{
 switch( aType )
 {
 case LABEL_FLAG_SHAPE::L_INPUT: return _( "Input" );
 case LABEL_FLAG_SHAPE::L_OUTPUT: return _( "Output" );
 case LABEL_FLAG_SHAPE::L_BIDI: return _( "Bidirectional" );
 case LABEL_FLAG_SHAPE::L_TRISTATE: return _( "Tri-State" );
 case LABEL_FLAG_SHAPE::L_UNSPECIFIED: return _( "Passive" );
 default: return wxT( "???" );
 }
}
 
 
SPIN_STYLE SPIN_STYLE::RotateCCW()
{
 SPIN newSpin = m_spin;
 
 switch( m_spin )
 {
 case SPIN_STYLE::LEFT: newSpin = SPIN_STYLE::BOTTOM; break;
 case SPIN_STYLE::BOTTOM: newSpin = SPIN_STYLE::RIGHT; break;
 case SPIN_STYLE::RIGHT: newSpin = SPIN_STYLE::UP; break;
 case SPIN_STYLE::UP: newSpin = SPIN_STYLE::LEFT; break;
 }
 
 return SPIN_STYLE( newSpin );
}
 
 
SPIN_STYLE SPIN_STYLE::MirrorX()
{
 SPIN newSpin = m_spin;
 
 switch( m_spin )
 {
 case SPIN_STYLE::UP: newSpin = SPIN_STYLE::BOTTOM; break;
 case SPIN_STYLE::BOTTOM: newSpin = SPIN_STYLE::UP; break;
 case SPIN_STYLE::LEFT: break;
 case SPIN_STYLE::RIGHT: break;
 }
 
 return SPIN_STYLE( newSpin );
}
 
 
SPIN_STYLE SPIN_STYLE::MirrorY()
{
 SPIN newSpin = m_spin;
 
 switch( m_spin )
 {
 case SPIN_STYLE::LEFT: newSpin = SPIN_STYLE::RIGHT; break;
 case SPIN_STYLE::RIGHT: newSpin = SPIN_STYLE::LEFT; break;
 case SPIN_STYLE::UP: break;
 case SPIN_STYLE::BOTTOM: break;
 }
 
 return SPIN_STYLE( newSpin );
}
 
 
unsigned SPIN_STYLE::CCWRotationsTo( const SPIN_STYLE& aOther ) const
{
 return ( ( (int) m_spin - (int) aOther.m_spin ) % 4 + 4 ) % 4;
}
 
 
SCH_LABEL_BASE::SCH_LABEL_BASE( const VECTOR2I& aPos, const wxString& aText, KICAD_T aType ) :
 SCH_TEXT( aPos, aText, LAYER_NOTES, aType ),
 m_shape( L_UNSPECIFIED ),
 m_connectionType( CONNECTION_TYPE::NONE ),
 m_isDangling( true ),
 m_lastResolvedColor( COLOR4D::UNSPECIFIED )
{
 SetMultilineAllowed( false );
 ClearFieldsAutoplaced(); // fields are not yet autoplaced.
 
 if( !HasTextVars() )
 m_cached_driver_name = EscapeString( EDA_TEXT::GetShownText( true, 0 ), CTX_NETNAME );
}
 
 
SCH_LABEL_BASE::SCH_LABEL_BASE( const SCH_LABEL_BASE& aLabel ) :
 SCH_TEXT( aLabel ),
 m_shape( aLabel.m_shape ),
 m_connectionType( aLabel.m_connectionType ),
 m_isDangling( aLabel.m_isDangling ),
 m_lastResolvedColor( aLabel.m_lastResolvedColor ),
 m_cached_driver_name( aLabel.m_cached_driver_name )
{
 SetMultilineAllowed( false );
 
 m_fields = aLabel.m_fields;
 
 for( SCH_FIELD& field : m_fields )
 field.SetParent( this );
}
 
 
SCH_LABEL_BASE& SCH_LABEL_BASE::operator=( const SCH_LABEL_BASE& aLabel )
{
 SCH_TEXT::operator=( aLabel );
 
 m_cached_driver_name = aLabel.m_cached_driver_name;
 
 return *this;
}
 
 
const wxString SCH_LABEL_BASE::GetDefaultFieldName( const wxString& aName, bool aUseDefaultName )
{
 if( aName == wxT( "Intersheetrefs" ) )
 return _( "Sheet References" );
 else if( aName == wxT( "Netclass" ) )
 return _( "Net Class" );
 else if( aName.IsEmpty() && aUseDefaultName )
 return _( "Field" );
 else
 return aName;
}
 
 
bool SCH_LABEL_BASE::IsType( const std::vector<KICAD_T>& aScanTypes ) const
{
 static const std::vector<KICAD_T> wireAndPinTypes = { SCH_ITEM_LOCATE_WIRE_T, SCH_PIN_T };
 static const std::vector<KICAD_T> busTypes = { SCH_ITEM_LOCATE_BUS_T };
 
 if( SCH_TEXT::IsType( aScanTypes ) )
 return true;
 
 for( KICAD_T scanType : aScanTypes )
 {
 if( scanType == SCH_LABEL_LOCATE_ANY_T )
 return true;
 }
 
 wxCHECK_MSG( Schematic(), false, wxT( "No parent SCHEMATIC set for SCH_LABEL!" ) );
 
 // Ensure m_connected_items for Schematic()->CurrentSheet() exists.
 // Can be not the case when "this" is living in clipboard
 if( m_connected_items.find( Schematic()->CurrentSheet() ) == m_connected_items.end() )
 return false;
 
 const SCH_ITEM_VEC& item_set = m_connected_items.at( Schematic()->CurrentSheet() );
 
 for( KICAD_T scanType : aScanTypes )
 {
 if( scanType == SCH_LABEL_LOCATE_WIRE_T )
 {
 for( SCH_ITEM* connection : item_set )
 {
 if( connection->IsType( wireAndPinTypes ) )
 return true;
 }
 }
 
 if ( scanType == SCH_LABEL_LOCATE_BUS_T )
 {
 for( SCH_ITEM* connection : item_set )
 {
 if( connection->IsType( busTypes ) )
 return true;
 }
 }
 }
 
 return false;
}
 
 
void SCH_LABEL_BASE::SwapData( SCH_ITEM* aItem )
{
 SCH_TEXT::SwapData( aItem );
 
 SCH_LABEL_BASE* label = static_cast<SCH_LABEL_BASE*>( aItem );
 
 m_fields.swap( label->m_fields );
 std::swap( m_fieldsAutoplaced, label->m_fieldsAutoplaced );
 
 for( SCH_FIELD& field : m_fields )
 field.SetParent( this );
 
 for( SCH_FIELD& field : label->m_fields )
 field.SetParent( label );
 
 std::swap( m_shape, label->m_shape );
 std::swap( m_connectionType, label->m_connectionType );
 std::swap( m_isDangling, label->m_isDangling );
 std::swap( m_lastResolvedColor, label->m_lastResolvedColor );
}
 
 
COLOR4D SCH_LABEL_BASE::GetLabelColor() const
{
 if( GetTextColor() != COLOR4D::UNSPECIFIED )
 m_lastResolvedColor = GetTextColor();
 else if( !IsConnectivityDirty() )
 m_lastResolvedColor = GetEffectiveNetClass()->GetSchematicColor();
 
 return m_lastResolvedColor;
}
 
 
void SCH_LABEL_BASE::SetSpinStyle( SPIN_STYLE aSpinStyle )
{
 // Assume "Right" and Left" mean which side of the anchor the text will be on
 // Thus we want to left justify text up against the anchor if we are on the right
 switch( aSpinStyle )
 {
 default:
 wxFAIL_MSG( "Bad spin style" );
 KI_FALLTHROUGH;
 
 case SPIN_STYLE::RIGHT: // Horiz Normal Orientation
 SetTextAngle( ANGLE_HORIZONTAL );
 SetHorizJustify( GR_TEXT_H_ALIGN_LEFT );
 break;
 
 case SPIN_STYLE::UP: // Vert Orientation UP
 SetTextAngle( ANGLE_VERTICAL );
 SetHorizJustify( GR_TEXT_H_ALIGN_LEFT );
 break;
 
 case SPIN_STYLE::LEFT: // Horiz Orientation - Right justified
 SetTextAngle( ANGLE_HORIZONTAL );
 SetHorizJustify( GR_TEXT_H_ALIGN_RIGHT );
 break;
 
 case SPIN_STYLE::BOTTOM: // Vert Orientation BOTTOM
 SetTextAngle( ANGLE_VERTICAL );
 SetHorizJustify( GR_TEXT_H_ALIGN_RIGHT );
 break;
 }
 
 SetVertJustify( GR_TEXT_V_ALIGN_BOTTOM );
}
 
 
SPIN_STYLE SCH_LABEL_BASE::GetSpinStyle() const
{
 if( GetTextAngle() == ANGLE_VERTICAL )
 {
 if( GetHorizJustify() == GR_TEXT_H_ALIGN_RIGHT )
 return SPIN_STYLE::BOTTOM;
 else
 return SPIN_STYLE::UP;
 }
 else
 {
 if( GetHorizJustify() == GR_TEXT_H_ALIGN_RIGHT )
 return SPIN_STYLE::LEFT;
 else
 return SPIN_STYLE::RIGHT;
 }
}
 
 
VECTOR2I SCH_LABEL_BASE::GetSchematicTextOffset( const RENDER_SETTINGS* aSettings ) const
{
 VECTOR2I text_offset;
 
 // add an offset to x (or y) position to aid readability of text on a wire or line
 int dist = GetTextOffset( aSettings ) + GetPenWidth();
 
 switch( GetSpinStyle() )
 {
 case SPIN_STYLE::UP:
 case SPIN_STYLE::BOTTOM: text_offset.x = -dist; break; // Vert Orientation
 default:
 case SPIN_STYLE::LEFT:
 case SPIN_STYLE::RIGHT: text_offset.y = -dist; break; // Horiz Orientation
 }
 
 return text_offset;
}
 
 
void SCH_LABEL_BASE::SetPosition( const VECTOR2I& aPosition )
{
 VECTOR2I offset = aPosition - GetTextPos();
 Move( offset );
}
 
 
void SCH_LABEL_BASE::Move( const VECTOR2I& aMoveVector )
{
 SCH_TEXT::Move( aMoveVector );
 
 for( SCH_FIELD& field : m_fields )
 field.Offset( aMoveVector );
}
 
 
void SCH_LABEL_BASE::Rotate( const VECTOR2I& aCenter, bool aRotateCCW )
{
 VECTOR2I pt = GetTextPos();
 RotatePoint( pt, aCenter, aRotateCCW ? ANGLE_90 : ANGLE_270 );
 VECTOR2I offset = pt - GetTextPos();
 
 Rotate90( !aRotateCCW );
 
 SetTextPos( GetTextPos() + offset );
 
 for( SCH_FIELD& field : m_fields )
 field.SetTextPos( field.GetTextPos() + offset );
}
 
 
void SCH_LABEL_BASE::Rotate90( bool aClockwise )
{
 SCH_TEXT::Rotate90( aClockwise );
 
 if( m_fieldsAutoplaced == FIELDS_AUTOPLACED_AUTO )
 {
 AutoplaceFields( /* aScreen */ nullptr, /* aManual */ false );
 }
 else
 {
 for( SCH_FIELD& field : m_fields )
 {
 field.Rotate( GetPosition(), !aClockwise );
 }
 }
}
 
 
void SCH_LABEL_BASE::MirrorSpinStyle( bool aLeftRight )
{
 SCH_TEXT::MirrorSpinStyle( aLeftRight );
 
 for( SCH_FIELD& field : m_fields )
 {
 if( ( aLeftRight && field.GetTextAngle().IsHorizontal() )
 || ( !aLeftRight && field.GetTextAngle().IsVertical() ) )
 {
 if( field.GetHorizJustify() == GR_TEXT_H_ALIGN_LEFT )
 field.SetHorizJustify( GR_TEXT_H_ALIGN_RIGHT );
 else
 field.SetHorizJustify( GR_TEXT_H_ALIGN_LEFT );
 }
 
 VECTOR2I pos = field.GetTextPos();
 VECTOR2I delta = (VECTOR2I)GetPosition() - pos;
 
 if( aLeftRight )
 pos.x = GetPosition().x + delta.x;
 else
 pos.y = GetPosition().y + delta.y;
 
 field.SetTextPos( pos );
 }
}
 
 
void SCH_LABEL_BASE::MirrorHorizontally( int aCenter )
{
 VECTOR2I old_pos = GetPosition();
 SCH_TEXT::MirrorHorizontally( aCenter );
 
 for( SCH_FIELD& field : m_fields )
 {
 if( field.GetTextAngle() == ANGLE_HORIZONTAL )
 field.FlipHJustify();
 
 VECTOR2I pos = field.GetTextPos();
 VECTOR2I delta = old_pos - pos;
 pos.x = GetPosition().x + delta.x;
 
 field.SetPosition( pos );
 }
}
 
 
void SCH_LABEL_BASE::MirrorVertically( int aCenter )
{
 VECTOR2I old_pos = GetPosition();
 SCH_TEXT::MirrorVertically( aCenter );
 
 for( SCH_FIELD& field : m_fields )
 {
 if( field.GetTextAngle() == ANGLE_VERTICAL )
 field.FlipHJustify();
 
 VECTOR2I pos = field.GetTextPos();
 VECTOR2I delta = old_pos - pos;
 pos.y = GetPosition().y + delta.y;
 
 field.SetPosition( pos );
 }
}
 
 
bool SCH_LABEL_BASE::IncrementLabel( int aIncrement )
{
 wxString text = GetText();
 
 if( IncrementLabelMember( text, aIncrement ) )
 {
 SetText( text );
 return true;
 }
 
 return false;
}
 
 
bool SCH_LABEL_BASE::operator==( const SCH_ITEM& aOther ) const
{
 const SCH_LABEL_BASE* other = dynamic_cast<const SCH_LABEL_BASE*>( &aOther );
 
 if( !other )
 return false;
 
 if( m_shape != other->m_shape )
 return false;
 
 if( m_connectionType != other->m_connectionType )
 return false;
 
 if( m_fields.size() != other->m_fields.size() )
 return false;
 
 for( size_t ii = 0; ii < m_fields.size(); ++ii )
 {
 if( !( m_fields[ii] == other->m_fields[ii] ) )
 return false;
 }
 
 return SCH_TEXT::operator==( aOther );
}
 
 
double SCH_LABEL_BASE::Similarity( const SCH_ITEM& aOther ) const
{
 const SCH_LABEL_BASE* other = dynamic_cast<const SCH_LABEL_BASE*>( &aOther );
 
 if( !other )
 return 0.0;
 
 if( m_Uuid == other->m_Uuid )
 return 1.0;
 
 double similarity = SCH_TEXT::Similarity( aOther );
 
 if( typeid( *this ) != typeid( aOther ) )
 similarity *= 0.9;
 
 if( m_shape == other->m_shape )
 similarity *= 0.9;
 
 if( m_connectionType == other->m_connectionType )
 similarity *= 0.9;
 
 for( size_t ii = 0; ii < m_fields.size(); ++ii )
 {
 if( ii >= other->m_fields.size() )
 break;
 
 similarity *= m_fields[ii].Similarity( other->m_fields[ii] );
 }
 
 int diff = std::abs( int( m_fields.size() ) - int( other->m_fields.size() ) );
 
 similarity *= std::pow( 0.9, diff );
 
 return similarity;
}
 
 
void SCH_LABEL_BASE::AutoplaceFields( SCH_SCREEN* aScreen, bool aManual )
{
 int margin = GetTextOffset() * 2;
 int labelLen = GetBodyBoundingBox().GetSizeMax();
 int accumulated = GetTextHeight() / 2;
 
 if( Type() == SCH_GLOBAL_LABEL_T )
 accumulated += margin + GetPenWidth() + margin;
 
 for( SCH_FIELD& field : m_fields )
 {
 VECTOR2I offset( 0, 0 );
 
 switch( GetSpinStyle() )
 {
 default:
 case SPIN_STYLE::LEFT:
 field.SetTextAngle( ANGLE_HORIZONTAL );
 field.SetHorizJustify( GR_TEXT_H_ALIGN_RIGHT );
 
 if( field.GetCanonicalName() == wxT( "Intersheetrefs" ) )
 offset.x = - ( labelLen + margin );
 else
 offset.y = accumulated + field.GetTextHeight() / 2;
 
 break;
 
 case SPIN_STYLE::UP:
 field.SetTextAngle( ANGLE_VERTICAL );
 field.SetHorizJustify( GR_TEXT_H_ALIGN_LEFT );
 
 if( field.GetCanonicalName() == wxT( "Intersheetrefs" ) )
 offset.y = - ( labelLen + margin );
 else
 offset.x = accumulated + field.GetTextHeight() / 2;
 
 break;
 
 case SPIN_STYLE::RIGHT:
 field.SetTextAngle( ANGLE_HORIZONTAL );
 field.SetHorizJustify( GR_TEXT_H_ALIGN_LEFT );
 
 if( field.GetCanonicalName() == wxT( "Intersheetrefs" ) )
 offset.x = labelLen + margin;
 else
 offset.y = accumulated + field.GetTextHeight() / 2;
 
 break;
 
 case SPIN_STYLE::BOTTOM:
 field.SetTextAngle( ANGLE_VERTICAL );
 field.SetHorizJustify( GR_TEXT_H_ALIGN_RIGHT );
 
 if( field.GetCanonicalName() == wxT( "Intersheetrefs" ) )
 offset.y = labelLen + margin;
 else
 offset.x = accumulated + field.GetTextHeight() / 2;
 
 break;
 }
 
 field.SetTextPos( GetTextPos() + offset );
 
 if( field.GetCanonicalName() != wxT( "Intersheetrefs" ) )
 accumulated += field.GetTextHeight() + margin;
 }
 
 m_fieldsAutoplaced = FIELDS_AUTOPLACED_AUTO;
}
 
 
void SCH_LABEL_BASE::GetIntersheetRefs( const SCH_SHEET_PATH* aPath,
 std::vector<std::pair<wxString, wxString>>* pages )
{
 wxCHECK( pages, /* void */ );
 
 if( Schematic() )
 {
 wxString resolvedLabel = GetShownText( &Schematic()->CurrentSheet(), false );
 auto it = Schematic()->GetPageRefsMap().find( resolvedLabel );
 
 if( it != Schematic()->GetPageRefsMap().end() )
 {
 std::vector<int> pageListCopy;
 
 pageListCopy.insert( pageListCopy.end(), it->second.begin(), it->second.end() );
 
 if( !Schematic()->Settings().m_IntersheetRefsListOwnPage )
 {
 int currentPage = Schematic()->CurrentSheet().GetVirtualPageNumber();
 alg::delete_matching( pageListCopy, currentPage );
 
 if( pageListCopy.empty() )
 return;
 }
 
 std::sort( pageListCopy.begin(), pageListCopy.end() );
 
 std::map<int, wxString> sheetPages = Schematic()->GetVirtualPageToSheetPagesMap();
 std::map<int, wxString> sheetNames = Schematic()->GetVirtualPageToSheetNamesMap();
 
 for( int pageNum : pageListCopy )
 pages->push_back( { sheetPages[ pageNum ], sheetNames[ pageNum ] } );
 }
 }
}
 
 
void SCH_LABEL_BASE::GetContextualTextVars( wxArrayString* aVars ) const
{
 for( const SCH_FIELD& field : m_fields )
 aVars->push_back( field.GetCanonicalName().Upper() );
 
 aVars->push_back( wxT( "OP" ) );
 aVars->push_back( wxT( "CONNECTION_TYPE" ) );
 aVars->push_back( wxT( "SHORT_NET_NAME" ) );
 aVars->push_back( wxT( "NET_NAME" ) );
 aVars->push_back( wxT( "NET_CLASS" ) );
}
 
 
bool SCH_LABEL_BASE::ResolveTextVar( const SCH_SHEET_PATH* aPath, wxString* token,
 int aDepth ) const
{
 static wxRegEx operatingPoint( wxT( "^"
 "OP"
 "(.([0-9])?([a-zA-Z]*))?"
 "$" ) );
 
 wxCHECK( aPath, false );
 
 SCHEMATIC* schematic = Schematic();
 
 if( !schematic )
 return false;
 
 if( operatingPoint.Matches( *token ) )
 {
 int precision = 3;
 wxString precisionStr( operatingPoint.GetMatch( *token, 2 ) );
 wxString range( operatingPoint.GetMatch( *token, 3 ) );
 
 if( !precisionStr.IsEmpty() )
 precision = precisionStr[0] - '0';
 
 if( range.IsEmpty() )
 range = wxS( "~V" );
 
 const SCH_CONNECTION* connection = Connection();
 *token = wxS( "?" );
 
 if( connection )
 *token = schematic->GetOperatingPoint( connection->Name( false ), precision, range );
 
 return true;
 }
 
 if( token->Contains( ':' ) )
 {
 if( schematic->ResolveCrossReference( token, aDepth + 1 ) )
 return true;
 }
 
 if( ( Type() == SCH_GLOBAL_LABEL_T || Type() == SCH_HIER_LABEL_T || Type() == SCH_SHEET_PIN_T )
 && token->IsSameAs( wxT( "CONNECTION_TYPE" ) ) )
 {
 const SCH_LABEL_BASE* label = static_cast<const SCH_LABEL_BASE*>( this );
 *token = getElectricalTypeLabel( label->GetShape() );
 return true;
 }
 else if( token->IsSameAs( wxT( "SHORT_NET_NAME" ) ) )
 {
 const SCH_CONNECTION* connection = Connection();
 *token = wxEmptyString;
 
 if( connection )
 *token = connection->LocalName();
 
 return true;
 }
 else if( token->IsSameAs( wxT( "NET_NAME" ) ) )
 {
 const SCH_CONNECTION* connection = Connection();
 *token = wxEmptyString;
 
 if( connection )
 *token = connection->Name();
 
 return true;
 }
 else if( token->IsSameAs( wxT( "NET_CLASS" ) ) )
 {
 const SCH_CONNECTION* connection = Connection();
 *token = wxEmptyString;
 
 if( connection )
 *token = GetEffectiveNetClass()->GetVariableSubstitutionName();
 
 return true;
 }
 
 for( const SCH_FIELD& field : m_fields)
 {
 if( token->IsSameAs( field.GetName() ) )
 {
 *token = field.GetShownText( false, aDepth + 1 );
 return true;
 }
 }
 
 // See if parent can resolve it (these will recurse to ancestors)
 
 if( Type() == SCH_SHEET_PIN_T && m_parent )
 {
 SCH_SHEET* sheet = static_cast<SCH_SHEET*>( m_parent );
 
 SCH_SHEET_PATH path = *aPath;
 path.push_back( sheet );
 
 if( sheet->ResolveTextVar( &path, token, aDepth + 1 ) )
 return true;
 }
 else
 {
 if( aPath->Last()->ResolveTextVar( aPath, token, aDepth + 1 ) )
 return true;
 }
 
 return false;
}
 
 
bool SCH_LABEL_BASE::HasCachedDriverName() const
{
 return !HasTextVars();
}
 
 
const wxString& SCH_LABEL_BASE::GetCachedDriverName() const
{
 return m_cached_driver_name;
}
 
 
void SCH_LABEL_BASE::cacheShownText()
{
 EDA_TEXT::cacheShownText();
 
 if( !HasTextVars() )
 m_cached_driver_name = EscapeString( EDA_TEXT::GetShownText( true, 0 ), CTX_NETNAME );
}
 
 
wxString SCH_LABEL_BASE::GetShownText( const SCH_SHEET_PATH* aPath, bool aAllowExtraText,
 int aDepth ) const
{
 std::function<bool( wxString* )> textResolver =
 [&]( wxString* token ) -> bool
 {
 return ResolveTextVar( aPath, token, aDepth + 1 );
 };
 
 wxString text = EDA_TEXT::GetShownText( aAllowExtraText, aDepth );
 
 if( text == wxS( "~" ) ) // Legacy placeholder for empty string
 {
 text = wxS( "" );
 }
 else if( HasTextVars() )
 {
 if( aDepth < ADVANCED_CFG::GetCfg().m_ResolveTextRecursionDepth )
 text = ExpandTextVars( text, &textResolver );
 }
 
 return text;
}
 
 
void SCH_LABEL_BASE::RunOnChildren( const std::function<void( SCH_ITEM* )>& aFunction )
{
 for( SCH_FIELD& field : m_fields )
 aFunction( &field );
}
 
 
bool SCH_LABEL_BASE::Matches( const EDA_SEARCH_DATA& aSearchData, void* aAuxData ) const
{
 return SCH_ITEM::Matches( UnescapeString( GetText() ), aSearchData );
}
 
 
bool SCH_LABEL_BASE::Replace( const EDA_SEARCH_DATA& aSearchData, void* aAuxData )
{
 EDA_SEARCH_DATA localSearchData( aSearchData );
 localSearchData.findString = EscapeString( aSearchData.findString, CTX_NETNAME );
 localSearchData.replaceString = EscapeString( aSearchData.replaceString, CTX_NETNAME );
 
 return EDA_TEXT::Replace( localSearchData );
}
 
 
INSPECT_RESULT SCH_LABEL_BASE::Visit( INSPECTOR aInspector, void* testData,
 const std::vector<KICAD_T>& aScanTypes )
{
 if( IsType( aScanTypes ) )
 {
 if( INSPECT_RESULT::QUIT == aInspector( this, nullptr ) )
 return INSPECT_RESULT::QUIT;
 }
 
 for( KICAD_T scanType : aScanTypes )
 {
 if( scanType == SCH_LOCATE_ANY_T || scanType == SCH_FIELD_T )
 {
 for( SCH_FIELD& field : m_fields )
 {
 if( INSPECT_RESULT::QUIT == aInspector( &field, this ) )
 return INSPECT_RESULT::QUIT;
 }
 }
 }
 
 return INSPECT_RESULT::CONTINUE;
}
 
 
void SCH_LABEL_BASE::GetEndPoints( std::vector<DANGLING_END_ITEM>& aItemList )
{
 DANGLING_END_ITEM item( LABEL_END, this, GetTextPos() );
 aItemList.push_back( item );
}
 
 
std::vector<VECTOR2I> SCH_LABEL_BASE::GetConnectionPoints() const
{
 return { GetTextPos() };
}
 
 
void SCH_LABEL_BASE::ViewGetLayers( int aLayers[], int& aCount ) const
{
 aCount = 5;
 aLayers[0] = LAYER_DANGLING;
 aLayers[1] = LAYER_DEVICE;
 aLayers[2] = LAYER_NETCLASS_REFS;
 aLayers[3] = LAYER_FIELDS;
 aLayers[4] = LAYER_SELECTION_SHADOWS;
}
 
 
int SCH_LABEL_BASE::GetLabelBoxExpansion( const RENDER_SETTINGS* aSettings ) const
{
 double ratio;
 
 if( aSettings )
 ratio = static_cast<const SCH_RENDER_SETTINGS*>( aSettings )->m_LabelSizeRatio;
 else if( Schematic() )
 ratio = Schematic()->Settings().m_LabelSizeRatio;
 else
 ratio = DEFAULT_LABEL_SIZE_RATIO; // For previews (such as in Preferences), etc.
 
 return KiROUND( ratio * GetTextSize().y );
}
 
 
const BOX2I SCH_LABEL_BASE::GetBodyBoundingBox() const
{
 // build the bounding box of the label only, without taking into account its fields
 
 BOX2I box;
 std::vector<VECTOR2I> pts;
 
 CreateGraphicShape( nullptr, pts, GetTextPos() );
 
 for( const VECTOR2I& pt : pts )
 box.Merge( pt );
 
 box.Inflate( GetEffectiveTextPenWidth() / 2 );
 box.Normalize();
 return box;
}
 
 
const BOX2I SCH_LABEL_BASE::GetBoundingBox() const
{
 // build the bounding box of the entire label, including its fields
 
 BOX2I box = GetBodyBoundingBox();
 
 for( const SCH_FIELD& field : m_fields )
 {
 if( field.IsVisible() && field.GetText() != wxEmptyString )
 {
 BOX2I fieldBBox = field.GetBoundingBox();
 
 if( Type() == SCH_LABEL_T || Type() == SCH_GLOBAL_LABEL_T )
 fieldBBox.Offset( GetSchematicTextOffset( nullptr ) );
 
 box.Merge( fieldBBox );
 }
 }
 
 box.Normalize();
 
 return box;
}
 
 
bool SCH_LABEL_BASE::HitTest( const VECTOR2I& aPosition, int aAccuracy ) const
{
 BOX2I bbox = GetBodyBoundingBox();
 bbox.Inflate( aAccuracy );
 
 if( bbox.Contains( aPosition ) )
 return true;
 
 for( const SCH_FIELD& field : m_fields )
 {
 if( field.IsVisible() )
 {
 BOX2I fieldBBox = field.GetBoundingBox();
 fieldBBox.Inflate( aAccuracy );
 
 if( Type() == SCH_LABEL_T || Type() == SCH_GLOBAL_LABEL_T )
 fieldBBox.Offset( GetSchematicTextOffset( nullptr ) );
 
 if( fieldBBox.Contains( aPosition ) )
 return true;
 }
 }
 
 return false;
}
 
 
bool SCH_LABEL_BASE::HitTest( const BOX2I& aRect, bool aContained, int aAccuracy ) const
{
 BOX2I rect = aRect;
 
 rect.Inflate( aAccuracy );
 
 if( aContained )
 {
 return rect.Contains( GetBoundingBox() );
 }
 else
 {
 if( rect.Intersects( GetBodyBoundingBox() ) )
 return true;
 
 for( const SCH_FIELD& field : m_fields )
 {
 if( field.IsVisible() )
 {
 BOX2I fieldBBox = field.GetBoundingBox();
 
 if( Type() == SCH_LABEL_T || Type() == SCH_GLOBAL_LABEL_T )
 fieldBBox.Offset( GetSchematicTextOffset( nullptr ) );
 
 if( rect.Intersects( fieldBBox ) )
 return true;
 }
 }
 
 return false;
 }
}
 
 
bool SCH_LABEL_BASE::UpdateDanglingState( std::vector<DANGLING_END_ITEM>& aItemListByType,
 std::vector<DANGLING_END_ITEM>& aItemListByPos,
 const SCH_SHEET_PATH* aPath )
{
 bool previousState = m_isDangling;
 VECTOR2I text_pos = GetTextPos();
 m_isDangling = true;
 m_connectionType = CONNECTION_TYPE::NONE;
 
 for( auto it = DANGLING_END_ITEM_HELPER::get_lower_pos( aItemListByPos, text_pos );
 it < aItemListByPos.end() && it->GetPosition() == text_pos; it++ )
 {
 DANGLING_END_ITEM& item = *it;
 
 if( item.GetItem() == this )
 continue;
 
 switch( item.GetType() )
 {
 case PIN_END:
 case LABEL_END:
 case SHEET_LABEL_END:
 case NO_CONNECT_END:
 if( text_pos == item.GetPosition() )
 {
 m_isDangling = false;
 
 if( aPath && item.GetType() != PIN_END )
 AddConnectionTo( *aPath, static_cast<SCH_ITEM*>( item.GetItem() ) );
 }
 break;
 
 default: break;
 }
 
 if( !m_isDangling )
 break;
 }
 
 if( m_isDangling )
 {
 for( auto it = DANGLING_END_ITEM_HELPER::get_lower_type( aItemListByType, BUS_END );
 it < aItemListByType.end() && it->GetType() == BUS_END; it++ )
 {
 DANGLING_END_ITEM& item = *it;
 DANGLING_END_ITEM& nextItem = *( ++it );
 
 int accuracy = 1; // We have rounding issues with an accuracy of 0
 
 m_isDangling = !TestSegmentHit( text_pos, item.GetPosition(), nextItem.GetPosition(),
 accuracy );
 
 if( m_isDangling )
 continue;
 
 m_connectionType = CONNECTION_TYPE::BUS;
 
 // Add the line to the connected items, since it won't be picked
 // up by a search of intersecting connection points
 if( aPath )
 {
 auto sch_item = static_cast<SCH_ITEM*>( item.GetItem() );
 AddConnectionTo( *aPath, sch_item );
 sch_item->AddConnectionTo( *aPath, this );
 }
 break;
 }
 
 if( m_isDangling )
 {
 for( auto it = DANGLING_END_ITEM_HELPER::get_lower_type( aItemListByType, WIRE_END );
 it < aItemListByType.end() && it->GetType() == WIRE_END; it++ )
 {
 DANGLING_END_ITEM& item = *it;
 DANGLING_END_ITEM& nextItem = *( ++it );
 
 int accuracy = 1; // We have rounding issues with an accuracy of 0
 
 m_isDangling = !TestSegmentHit( text_pos, item.GetPosition(),
 nextItem.GetPosition(), accuracy );
 
 if( m_isDangling )
 continue;
 
 m_connectionType = CONNECTION_TYPE::NET;
 
 // Add the line to the connected items, since it won't be picked
 // up by a search of intersecting connection points
 if( aPath )
 {
 auto sch_item = static_cast<SCH_ITEM*>( item.GetItem() );
 AddConnectionTo( *aPath, sch_item );
 sch_item->AddConnectionTo( *aPath, this );
 }
 break;
 }
 }
 }
 
 if( m_isDangling )
 m_connectionType = CONNECTION_TYPE::NONE;
 
 return previousState != m_isDangling;
}
 
 
bool SCH_LABEL_BASE::HasConnectivityChanges( const SCH_ITEM* aItem,
 const SCH_SHEET_PATH* aInstance ) const
{
 // Do not compare to ourself.
 if( aItem == this || !IsConnectable() )
 return false;
 
 const SCH_LABEL_BASE* label = dynamic_cast<const SCH_LABEL_BASE*>( aItem );
 
 // Don't compare against a different SCH_ITEM.
 wxCHECK( label, false );
 
 if( GetPosition() != label->GetPosition() )
 return true;
 
 if( GetShownText( aInstance ) != label->GetShownText( aInstance ) )
 return true;
 
 std::vector<wxString> netclasses;
 std::vector<wxString> otherNetclasses;
 
 for( const SCH_FIELD& field : m_fields )
 {
 if( field.GetCanonicalName() == wxT( "Netclass" ) )
 netclasses.push_back( field.GetText() );
 }
 
 for( const SCH_FIELD& field : label->m_fields )
 {
 if( field.GetCanonicalName() == wxT( "Netclass" ) )
 otherNetclasses.push_back( field.GetText() );
 }
 
 return netclasses != otherNetclasses;
}
 
 
void SCH_LABEL_BASE::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList )
{
 wxString msg;
 
 switch( Type() )
 {
 case SCH_LABEL_T: msg = _( "Label" ); break;
 case SCH_DIRECTIVE_LABEL_T: msg = _( "Directive Label" ); break;
 case SCH_GLOBAL_LABEL_T: msg = _( "Global Label" ); break;
 case SCH_HIER_LABEL_T: msg = _( "Hierarchical Label" ); break;
 case SCH_SHEET_PIN_T: msg = _( "Hierarchical Sheet Pin" ); break;
 default: return;
 }
 
 // Don't use GetShownText() here; we want to show the user the variable references
 aList.emplace_back( msg, UnescapeString( GetText() ) );
 
 // Display electrical type if it is relevant
 if( Type() == SCH_GLOBAL_LABEL_T || Type() == SCH_HIER_LABEL_T || Type() == SCH_SHEET_PIN_T )
 aList.emplace_back( _( "Type" ), getElectricalTypeLabel( GetShape() ) );
 
 aList.emplace_back( _( "Font" ), GetFont() ? GetFont()->GetName() : _( "Default" ) );
 
 wxString textStyle[] = { _( "Normal" ), _( "Italic" ), _( "Bold" ), _( "Bold Italic" ) };
 int style = IsBold() && IsItalic() ? 3 : IsBold() ? 2 : IsItalic() ? 1 : 0;
 aList.emplace_back( _( "Style" ), textStyle[style] );
 
 aList.emplace_back( _( "Text Size" ), aFrame->MessageTextFromValue( GetTextWidth() ) );
 
 switch( GetSpinStyle() )
 {
 case SPIN_STYLE::LEFT: msg = _( "Align right" ); break;
 case SPIN_STYLE::UP: msg = _( "Align bottom" ); break;
 case SPIN_STYLE::RIGHT: msg = _( "Align left" ); break;
 case SPIN_STYLE::BOTTOM: msg = _( "Align top" ); break;
 default: msg = wxT( "???" ); break;
 }
 
 aList.emplace_back( _( "Justification" ), msg );
 
 SCH_CONNECTION* conn = nullptr;
 
 if( !IsConnectivityDirty() && dynamic_cast<SCH_EDIT_FRAME*>( aFrame ) )
 conn = Connection();
 
 if( conn )
 {
 conn->AppendInfoToMsgPanel( aList );
 
 if( !conn->IsBus() )
 {
 aList.emplace_back( _( "Resolved Netclass" ),
 UnescapeString( GetEffectiveNetClass()->GetName() ) );
 }
 }
}
 
 
void SCH_LABEL_BASE::Plot( PLOTTER* aPlotter, bool aBackground, const SCH_PLOT_OPTS& aPlotOpts,
 int aUnit, int aBodyStyle, const VECTOR2I& aOffset, bool aDimmed )
{
 static std::vector<VECTOR2I> s_poly;
 
 SCH_SHEET_PATH* sheet = &Schematic()->CurrentSheet();
 RENDER_SETTINGS* settings = aPlotter->RenderSettings();
 SCH_CONNECTION* connection = Connection();
 int layer = ( connection && connection->IsBus() ) ? LAYER_BUS : m_layer;
 COLOR4D color = settings->GetLayerColor( layer );
 int penWidth = GetEffectiveTextPenWidth( settings->GetDefaultPenWidth() );
 
 if( aPlotter->GetColorMode() && GetTextColor() != COLOR4D::UNSPECIFIED )
 color = GetTextColor();
 
 penWidth = std::max( penWidth, settings->GetMinPenWidth() );
 aPlotter->SetCurrentLineWidth( penWidth );
 
 KIFONT::FONT* font = GetFont();
 
 if( !font )
 font = KIFONT::FONT::GetFont( settings->GetDefaultFont(), IsBold(), IsItalic() );
 
 VECTOR2I textpos = GetTextPos() + GetSchematicTextOffset( aPlotter->RenderSettings() );
 CreateGraphicShape( aPlotter->RenderSettings(), s_poly, GetTextPos() );
 
 TEXT_ATTRIBUTES attrs = GetAttributes();
 attrs.m_StrokeWidth = penWidth;
 attrs.m_Multiline = false;
 
 if( aBackground )
 {
 // No filled shapes (yet)
 }
 else
 {
 aPlotter->PlotText( textpos, color, GetShownText( sheet, true ), attrs, font,
 GetFontMetrics() );
 
 if( GetShape() == LABEL_FLAG_SHAPE::F_DOT )
 {
 aPlotter->MoveTo( s_poly[0] );
 aPlotter->LineTo( s_poly[1] );
 aPlotter->PenFinish();
 
 int diameter = ( s_poly[2] - s_poly[1] ).EuclideanNorm() * 2;
 aPlotter->FilledCircle( s_poly[2], diameter , FILLED, nullptr );
 }
 else if( GetShape() == LABEL_FLAG_SHAPE::F_ROUND )
 {
 aPlotter->MoveTo( s_poly[0] );
 aPlotter->LineTo( s_poly[1] );
 aPlotter->PenFinish();
 
 int diameter = ( s_poly[2] - s_poly[1] ).EuclideanNorm() * 2;
 aPlotter->ThickCircle( s_poly[2], diameter, penWidth, FILLED, nullptr );
 }
 else
 {
 if( !s_poly.empty() )
 aPlotter->PlotPoly( s_poly, FILL_T::NO_FILL, penWidth );
 }
 
 // Make sheet pins and hierarchical labels clickable hyperlinks
 bool linkAlreadyPlotted = false;
 if( aPlotOpts.m_PDFHierarchicalLinks )
 {
 if( Type() == SCH_HIER_LABEL_T )
 {
 if( sheet->size() >= 2 )
 {
 SCH_SHEET_PATH path = *sheet;
 path.pop_back();
 aPlotter->HyperlinkBox( GetBodyBoundingBox(),
 EDA_TEXT::GotoPageHref( path.GetPageNumber() ) );
 linkAlreadyPlotted = true;
 }
 }
 else if( Type() == SCH_SHEET_PIN_T )
 {
 SCH_SHEET_PATH path = *sheet;
 SCH_SHEET* parent = static_cast<SCH_SHEET*>( m_parent );
 path.push_back( parent );
 aPlotter->HyperlinkBox( GetBodyBoundingBox(),
 EDA_TEXT::GotoPageHref( path.GetPageNumber() ) );
 linkAlreadyPlotted = true;
 }
 }
 
 // Plot attributes to a hypertext menu
 if( aPlotOpts.m_PDFPropertyPopups && !linkAlreadyPlotted )
 {
 std::vector<wxString> properties;
 
 if( connection )
 {
 properties.emplace_back( wxString::Format( wxT( "!%s = %s" ), _( "Net" ),
 connection->Name() ) );
 
 properties.emplace_back( wxString::Format( wxT( "!%s = %s" ),
 _( "Resolved netclass" ),
 GetEffectiveNetClass()->GetName() ) );
 }
 
 for( const SCH_FIELD& field : GetFields() )
 {
 properties.emplace_back( wxString::Format( wxT( "!%s = %s" ), field.GetName(),
 field.GetShownText( false ) ) );
 }
 
 if( !properties.empty() )
 aPlotter->HyperlinkMenu( GetBodyBoundingBox(), properties );
 }
 
 if( Type() == SCH_HIER_LABEL_T )
 {
 aPlotter->Bookmark( GetBodyBoundingBox(), GetShownText( false ),
 _( "Hierarchical Labels" ) );
 }
 }
 
 for( SCH_FIELD& field : m_fields )
 field.Plot( aPlotter, aBackground, aPlotOpts, aUnit, aBodyStyle, aOffset, aDimmed );
}
 
 
void SCH_LABEL_BASE::Print( const SCH_RENDER_SETTINGS* aSettings, int aUnit, int aBodyStyle,
 const VECTOR2I& aOffset, bool aForceNoFill, bool aDimmed )
{
 static std::vector<VECTOR2I> s_poly;
 
 SCH_CONNECTION* connection = Connection();
 int layer = ( connection && connection->IsBus() ) ? LAYER_BUS : m_layer;
 wxDC* DC = aSettings->GetPrintDC();
 COLOR4D color = aSettings->GetLayerColor( layer );
 bool blackAndWhiteMode = GetGRForceBlackPenState();
 int penWidth = GetEffectivePenWidth( aSettings );
 VECTOR2I text_offset = aOffset + GetSchematicTextOffset( aSettings );
 
 if( !blackAndWhiteMode && GetTextColor() != COLOR4D::UNSPECIFIED )
 color = GetTextColor();
 
 EDA_TEXT::Print( aSettings, text_offset, color );
 
 CreateGraphicShape( aSettings, s_poly, GetTextPos() + aOffset );
 
 if( GetShape() == LABEL_FLAG_SHAPE::F_DOT )
 {
 GRLine( DC, s_poly[0], s_poly[1], penWidth, color );
 
 int radius = ( s_poly[2] - s_poly[1] ).EuclideanNorm();
 GRFilledCircle( DC, s_poly[2], radius, penWidth, color, color );
 }
 else if( GetShape() == LABEL_FLAG_SHAPE::F_ROUND )
 {
 GRLine( DC, s_poly[0], s_poly[1], penWidth, color );
 
 int radius = ( s_poly[2] - s_poly[1] ).EuclideanNorm();
 GRCircle( DC, s_poly[2], radius, penWidth, color );
 }
 else
 {
 if( !s_poly.empty() )
 GRPoly( DC, s_poly.size(), &s_poly[0], false, penWidth, color, color );
 }
 
 for( SCH_FIELD& field : m_fields )
 field.Print( aSettings, aUnit, aBodyStyle, aOffset, aForceNoFill, aDimmed );
}
 
 
bool SCH_LABEL_BASE::AutoRotateOnPlacement() const
{
 return m_autoRotateOnPlacement;
}
 
 
void SCH_LABEL_BASE::SetAutoRotateOnPlacement( bool autoRotate )
{
 m_autoRotateOnPlacement = autoRotate;
}
 
 
SCH_LABEL::SCH_LABEL( const VECTOR2I& pos, const wxString& text ) :
 SCH_LABEL_BASE( pos, text, SCH_LABEL_T )
{
 m_layer = LAYER_LOCLABEL;
 m_shape = LABEL_FLAG_SHAPE::L_INPUT;
 m_isDangling = true;
}
 
 
void SCH_LABEL::Serialize( google::protobuf::Any &aContainer ) const
{
 kiapi::schematic::types::LocalLabel label;
 
 label.mutable_id()->set_value( m_Uuid.AsStdString() );
 kiapi::common::PackVector2( *label.mutable_position(), GetPosition() );
 
 aContainer.PackFrom( label );
}
 
 
bool SCH_LABEL::Deserialize( const google::protobuf::Any &aContainer )
{
 kiapi::schematic::types::LocalLabel label;
 
 if( !aContainer.UnpackTo( &label ) )
 return false;
 
 const_cast<KIID&>( m_Uuid ) = KIID( label.id().value() );
 SetPosition( kiapi::common::UnpackVector2( label.position() ) );
 
 return true;
}
 
 
const BOX2I SCH_LABEL::GetBodyBoundingBox() const
{
 BOX2I rect = GetTextBox();
 
 rect.Offset( 0, -GetTextOffset() );
 rect.Inflate( GetEffectiveTextPenWidth() );
 
 if( !GetTextAngle().IsZero() )
 {
 // Rotate rect
 VECTOR2I pos = rect.GetOrigin();
 VECTOR2I end = rect.GetEnd();
 
 RotatePoint( pos, GetTextPos(), GetTextAngle() );
 RotatePoint( end, GetTextPos(), GetTextAngle() );
 
 rect.SetOrigin( pos );
 rect.SetEnd( end );
 
 rect.Normalize();
 }
 
 // Labels have a position point that is outside of the TextBox
 rect.Merge( GetPosition() );
 
 return rect;
}
 
 
wxString SCH_LABEL::GetItemDescription( UNITS_PROVIDER* aUnitsProvider, bool aFull ) const
{
 return wxString::Format( _( "Label '%s'" ),
 aFull ? GetShownText( false ) : KIUI::EllipsizeMenuText( GetText() ) );
}
 
 
BITMAPS SCH_LABEL::GetMenuImage() const
{
 return BITMAPS::add_line_label;
}
 
 
SCH_DIRECTIVE_LABEL::SCH_DIRECTIVE_LABEL( const VECTOR2I& pos ) :
 SCH_LABEL_BASE( pos, wxEmptyString, SCH_DIRECTIVE_LABEL_T )
{
 m_layer = LAYER_NETCLASS_REFS;
 m_shape = LABEL_FLAG_SHAPE::F_ROUND;
 m_pinLength = schIUScale.MilsToIU( 100 );
 m_symbolSize = schIUScale.MilsToIU( 20 );
 m_isDangling = true;
}
 
 
void SCH_DIRECTIVE_LABEL::SwapData( SCH_ITEM* aItem )
{
 SCH_LABEL_BASE::SwapData( aItem );
 
 SCH_DIRECTIVE_LABEL* label = static_cast<SCH_DIRECTIVE_LABEL*>( aItem );
 
 std::swap( m_pinLength, label->m_pinLength );
 std::swap( m_symbolSize, label->m_symbolSize );
}
 
 
SCH_DIRECTIVE_LABEL::SCH_DIRECTIVE_LABEL( const SCH_DIRECTIVE_LABEL& aClassLabel ) :
 SCH_LABEL_BASE( aClassLabel )
{
 m_pinLength = aClassLabel.m_pinLength;
 m_symbolSize = aClassLabel.m_symbolSize;
}
 
 
void SCH_DIRECTIVE_LABEL::Serialize( google::protobuf::Any &aContainer ) const
{
 // TODO
}
 
 
bool SCH_DIRECTIVE_LABEL::Deserialize( const google::protobuf::Any &aContainer )
{
 // TODO
 return false;
}
 
 
int SCH_DIRECTIVE_LABEL::GetPenWidth() const
{
 int pen = 0;
 
 if( Schematic() )
 pen = Schematic()->Settings().m_DefaultLineWidth;
 
 return GetEffectiveTextPenWidth( pen );
}
 
 
void SCH_DIRECTIVE_LABEL::MirrorSpinStyle( bool aLeftRight )
{
 // The "text" is in fact a graphic shape. For a horizontal "text", it looks like a
 // vertical shape (like a text reduced to only "I" letter).
 // So the mirroring is not exactly similar to a SCH_TEXT item
 SCH_TEXT::MirrorSpinStyle( !aLeftRight );
 
 for( SCH_FIELD& field : m_fields )
 {
 if( ( aLeftRight && field.GetTextAngle().IsHorizontal() )
 || ( !aLeftRight && field.GetTextAngle().IsVertical() ) )
 {
 if( field.GetHorizJustify() == GR_TEXT_H_ALIGN_LEFT )
 field.SetHorizJustify( GR_TEXT_H_ALIGN_RIGHT );
 else
 field.SetHorizJustify( GR_TEXT_H_ALIGN_LEFT );
 }
 
 VECTOR2I pos = field.GetTextPos();
 VECTOR2I delta = (VECTOR2I)GetPosition() - pos;
 
 if( aLeftRight )
 pos.x = GetPosition().x + delta.x;
 else
 pos.y = GetPosition().y + delta.y;
 
 field.SetTextPos( pos );
 }
}
 
 
void SCH_DIRECTIVE_LABEL::MirrorHorizontally( int aCenter )
{
 VECTOR2I old_pos = GetPosition();
 // The "text" is in fact a graphic shape. For a horizontal "text", it looks like a
 // vertical shape (like a text reduced to only "I" letter).
 // So the mirroring is not exactly similar to a SCH_TEXT item
 // Text is NOT really mirrored; it is moved to a suitable horizontal position
 SetSpinStyle( GetSpinStyle().MirrorX() );
 
 SetTextX( MIRRORVAL( GetTextPos().x, aCenter ) );
 
 for( SCH_FIELD& field : m_fields )
 {
 if( field.GetHorizJustify() == GR_TEXT_H_ALIGN_LEFT )
 field.SetHorizJustify( GR_TEXT_H_ALIGN_RIGHT );
 else if( field.GetHorizJustify() == GR_TEXT_H_ALIGN_RIGHT )
 field.SetHorizJustify( GR_TEXT_H_ALIGN_LEFT );
 
 VECTOR2I pos = field.GetTextPos();
 VECTOR2I delta = old_pos - pos;
 pos.x = GetPosition().x + delta.x;
 
 field.SetPosition( pos );
 }
}
 
 
void SCH_DIRECTIVE_LABEL::MirrorVertically( int aCenter )
{
 VECTOR2I old_pos = GetPosition();
 // The "text" is in fact a graphic shape. For a horizontal "text", it looks like a
 // vertical shape (like a text reduced to only "I" letter).
 // So the mirroring is not exactly similar to a SCH_TEXT item
 // Text is NOT really mirrored; it is moved to a suitable vertical position
 SetSpinStyle( GetSpinStyle().MirrorY() );
 
 SetTextY( MIRRORVAL( GetTextPos().y, aCenter ) );
 
 for( SCH_FIELD& field : m_fields )
 {
 VECTOR2I pos = field.GetTextPos();
 VECTOR2I delta = old_pos - pos;
 pos.y = GetPosition().y + delta.y;
 
 field.SetPosition( pos );
 }
}
 
 
void SCH_DIRECTIVE_LABEL::CreateGraphicShape( const RENDER_SETTINGS* aRenderSettings,
 std::vector<VECTOR2I>& aPoints,
 const VECTOR2I& aPos ) const
{
 int symbolSize = m_symbolSize;
 
 aPoints.clear();
 
 switch( m_shape )
 {
 case LABEL_FLAG_SHAPE::F_DOT:
 symbolSize = KiROUND( symbolSize * 0.7 );
 KI_FALLTHROUGH;
 
 case LABEL_FLAG_SHAPE::F_ROUND:
 // First 3 points are used for generating shape
 aPoints.emplace_back( VECTOR2I( 0, 0 ) );
 aPoints.emplace_back( VECTOR2I( 0, m_pinLength - symbolSize ) );
 aPoints.emplace_back( VECTOR2I( 0, m_pinLength ) );
 
 // These points are just used to bulk out the bounding box
 aPoints.emplace_back( VECTOR2I( -m_symbolSize, m_pinLength ) );
 aPoints.emplace_back( VECTOR2I( 0, m_pinLength ) );
 aPoints.emplace_back( VECTOR2I( m_symbolSize, m_pinLength + symbolSize ) );
 break;
 
 case LABEL_FLAG_SHAPE::F_DIAMOND:
 aPoints.emplace_back( VECTOR2I( 0, 0 ) );
 aPoints.emplace_back( VECTOR2I( 0, m_pinLength - symbolSize ) );
 aPoints.emplace_back( VECTOR2I( -2 * m_symbolSize, m_pinLength ) );
 aPoints.emplace_back( VECTOR2I( 0, m_pinLength + symbolSize ) );
 aPoints.emplace_back( VECTOR2I( 2 * m_symbolSize, m_pinLength ) );
 aPoints.emplace_back( VECTOR2I( 0, m_pinLength - symbolSize ) );
 aPoints.emplace_back( VECTOR2I( 0, 0 ) );
 break;
 
 case LABEL_FLAG_SHAPE::F_RECTANGLE:
 symbolSize = KiROUND( symbolSize * 0.8 );
 
 aPoints.emplace_back( VECTOR2I( 0, 0 ) );
 aPoints.emplace_back( VECTOR2I( 0, m_pinLength - symbolSize ) );
 aPoints.emplace_back( VECTOR2I( -2 * symbolSize, m_pinLength - symbolSize ) );
 aPoints.emplace_back( VECTOR2I( -2 * symbolSize, m_pinLength + symbolSize ) );
 aPoints.emplace_back( VECTOR2I( 2 * symbolSize, m_pinLength + symbolSize ) );
 aPoints.emplace_back( VECTOR2I( 2 * symbolSize, m_pinLength - symbolSize ) );
 aPoints.emplace_back( VECTOR2I( 0, m_pinLength - symbolSize ) );
 aPoints.emplace_back( VECTOR2I( 0, 0 ) );
 break;
 
 default:
 break;
 }
 
 // Rotate outlines and move corners to real position
 for( VECTOR2I& aPoint : aPoints )
 {
 switch( GetSpinStyle() )
 {
 default:
 case SPIN_STYLE::LEFT: break;
 case SPIN_STYLE::UP: RotatePoint( aPoint, -ANGLE_90 ); break;
 case SPIN_STYLE::RIGHT: RotatePoint( aPoint, ANGLE_180 ); break;
 case SPIN_STYLE::BOTTOM: RotatePoint( aPoint, ANGLE_90 ); break;
 }
 
 aPoint += aPos;
 }
}
 
 
void SCH_DIRECTIVE_LABEL::AutoplaceFields( SCH_SCREEN* aScreen, bool aManual )
{
 int margin = GetTextOffset();
 int symbolWidth = m_symbolSize;
 int origin = m_pinLength;
 
 if( m_shape == LABEL_FLAG_SHAPE::F_DIAMOND || m_shape == LABEL_FLAG_SHAPE::F_RECTANGLE )
 symbolWidth *= 2;
 
 if( IsItalic() )
 margin = KiROUND( margin * 1.5 );
 
 VECTOR2I offset;
 
 for( SCH_FIELD& field : m_fields )
 {
 if( field.GetText() == wxEmptyString )
 continue;
 
 switch( GetSpinStyle() )
 {
 default:
 case SPIN_STYLE::LEFT:
 field.SetTextAngle( ANGLE_HORIZONTAL );
 offset = { symbolWidth + margin, origin };
 break;
 
 case SPIN_STYLE::UP:
 field.SetTextAngle( ANGLE_VERTICAL );
 offset = { -origin, -( symbolWidth + margin ) };
 break;
 
 case SPIN_STYLE::RIGHT:
 field.SetTextAngle( ANGLE_HORIZONTAL );
 offset = { symbolWidth + margin, -origin };
 break;
 
 case SPIN_STYLE::BOTTOM:
 field.SetTextAngle( ANGLE_VERTICAL );
 offset = { origin, -( symbolWidth + margin ) };
 break;
 }
 
 field.SetHorizJustify( GR_TEXT_H_ALIGN_LEFT );
 field.SetTextPos( GetPosition() + offset );
 
 origin -= field.GetTextHeight() + margin;
 }
 
 m_fieldsAutoplaced = FIELDS_AUTOPLACED_AUTO;
}
 
 
wxString SCH_DIRECTIVE_LABEL::GetItemDescription( UNITS_PROVIDER* aUnitsProvider, bool aFull ) const
{
 if( m_fields.empty() )
 {
 return _( "Directive Label" );
 }
 else
 {
 return wxString::Format( _( "Directive Label [%s %s]" ),
 UnescapeString( m_fields[0].GetName() ),
 aFull ? m_fields[0].GetShownText( false )
 : KIUI::EllipsizeMenuText( m_fields[0].GetText() ) );
 }
}
 
 
void SCH_DIRECTIVE_LABEL::AddConnectedRuleArea( SCH_RULE_AREA* aRuleArea )
{
 m_connected_rule_areas.insert( aRuleArea );
}
 
 
void SCH_DIRECTIVE_LABEL::ClearConnectedRuleAreas()
{
 m_connected_rule_areas.clear();
}
 
 
void SCH_DIRECTIVE_LABEL::RemoveConnectedRuleArea( SCH_RULE_AREA* aRuleArea )
{
 m_connected_rule_areas.erase( aRuleArea );
}
 
 
bool SCH_DIRECTIVE_LABEL::IsDangling() const
{
 return m_isDangling && m_connected_rule_areas.empty();
}
 
 
SCH_GLOBALLABEL::SCH_GLOBALLABEL( const VECTOR2I& pos, const wxString& text ) :
 SCH_LABEL_BASE( pos, text, SCH_GLOBAL_LABEL_T )
{
 m_layer = LAYER_GLOBLABEL;
 m_shape = LABEL_FLAG_SHAPE::L_BIDI;
 m_isDangling = true;
 
 SetVertJustify( GR_TEXT_V_ALIGN_CENTER );
 
 m_fields.emplace_back( SCH_FIELD( pos, 0, this, wxT( "Sheet References" ) ) );
 m_fields[0].SetText( wxT( "${INTERSHEET_REFS}" ) );
 m_fields[0].SetVisible( false );
 m_fields[0].SetLayer( LAYER_INTERSHEET_REFS );
 m_fields[0].SetVertJustify( GR_TEXT_V_ALIGN_CENTER );
}
 
 
SCH_GLOBALLABEL::SCH_GLOBALLABEL( const SCH_GLOBALLABEL& aGlobalLabel ) :
 SCH_LABEL_BASE( aGlobalLabel )
{
}
 
 
void SCH_GLOBALLABEL::Serialize( google::protobuf::Any &aContainer ) const
{
 // TODO
}
 
 
bool SCH_GLOBALLABEL::Deserialize( const google::protobuf::Any &aContainer )
{
 // TODO
 return false;
}
 
 
VECTOR2I SCH_GLOBALLABEL::GetSchematicTextOffset( const RENDER_SETTINGS* aSettings ) const
{
 int horiz = GetLabelBoxExpansion( aSettings );
 
 // Center the text on the center line of "E" instead of "R" to make room for an overbar
 int vert = GetTextHeight() * 0.0715;
 
 switch( m_shape )
 {
 case LABEL_FLAG_SHAPE::L_INPUT:
 case LABEL_FLAG_SHAPE::L_BIDI:
 case LABEL_FLAG_SHAPE::L_TRISTATE:
 horiz += GetTextHeight() * 3 / 4; // Use three-quarters-height as proxy for triangle size
 break;
 
 case LABEL_FLAG_SHAPE::L_OUTPUT:
 case LABEL_FLAG_SHAPE::L_UNSPECIFIED:
 default:
 break;
 }
 
 switch( GetSpinStyle() )
 {
 default:
 case SPIN_STYLE::LEFT: return VECTOR2I( -horiz, vert );
 case SPIN_STYLE::UP: return VECTOR2I( vert, -horiz );
 case SPIN_STYLE::RIGHT: return VECTOR2I( horiz, vert );
 case SPIN_STYLE::BOTTOM: return VECTOR2I( vert, horiz );
 }
}
 
 
void SCH_GLOBALLABEL::SetSpinStyle( SPIN_STYLE aSpinStyle )
{
 SCH_LABEL_BASE::SetSpinStyle( aSpinStyle );
 SetVertJustify( GR_TEXT_V_ALIGN_CENTER );
}
 
 
bool SCH_GLOBALLABEL::ResolveTextVar( const SCH_SHEET_PATH* aPath, wxString* token,
 int aDepth ) const
{
 wxCHECK( aPath, false );
 
 SCHEMATIC* schematic = Schematic();
 
 if( !schematic )
 return false;
 
 if( token->IsSameAs( wxT( "INTERSHEET_REFS" ) ) )
 {
 SCHEMATIC_SETTINGS& settings = schematic->Settings();
 wxString ref;
 auto it = schematic->GetPageRefsMap().find( GetShownText( aPath ) );
 
 if( it == schematic->GetPageRefsMap().end() )
 {
 ref = "?";
 }
 else
 {
 std::vector<int> pageListCopy;
 
 pageListCopy.insert( pageListCopy.end(), it->second.begin(), it->second.end() );
 std::sort( pageListCopy.begin(), pageListCopy.end() );
 
 if( !settings.m_IntersheetRefsListOwnPage )
 {
 int currentPage = schematic->CurrentSheet().GetVirtualPageNumber();
 alg::delete_matching( pageListCopy, currentPage );
 }
 
 std::map<int, wxString> sheetPages = schematic->GetVirtualPageToSheetPagesMap();
 
 if( ( settings.m_IntersheetRefsFormatShort ) && ( pageListCopy.size() > 2 ) )
 {
 ref.Append( wxString::Format( wxT( "%s..%s" ),
 sheetPages[pageListCopy.front()],
 sheetPages[pageListCopy.back()] ) );
 }
 else
 {
 for( const int& pageNo : pageListCopy )
 ref.Append( wxString::Format( wxT( "%s," ), sheetPages[pageNo] ) );
 
 if( !ref.IsEmpty() && ref.Last() == ',' )
 ref.RemoveLast();
 }
 }
 
 *token = settings.m_IntersheetRefsPrefix + ref + settings.m_IntersheetRefsSuffix;
 return true;
 }
 
 return SCH_LABEL_BASE::ResolveTextVar( aPath, token, aDepth );
}
 
 
void SCH_GLOBALLABEL::ViewGetLayers( int aLayers[], int& aCount ) const
{
 aCount = 6;
 aLayers[0] = LAYER_DANGLING;
 aLayers[1] = LAYER_DEVICE;
 aLayers[2] = LAYER_INTERSHEET_REFS;
 aLayers[3] = LAYER_NETCLASS_REFS;
 aLayers[4] = LAYER_FIELDS;
 aLayers[5] = LAYER_SELECTION_SHADOWS;
}
 
 
void SCH_GLOBALLABEL::CreateGraphicShape( const RENDER_SETTINGS* aRenderSettings,
 std::vector<VECTOR2I>& aPoints,
 const VECTOR2I& aPos ) const
{
 int margin = GetLabelBoxExpansion( aRenderSettings );
 int halfSize = ( GetTextHeight() / 2 ) + margin;
 int linewidth = GetPenWidth();
 int symb_len = GetTextBox().GetWidth() + 2 * margin;
 
 int x = symb_len + linewidth + 3;
 int y = halfSize + linewidth + 3;
 
 aPoints.clear();
 
 // Create outline shape : 6 points
 aPoints.emplace_back( VECTOR2I( 0, 0 ) );
 aPoints.emplace_back( VECTOR2I( 0, -y ) ); // Up
 aPoints.emplace_back( VECTOR2I( -x, -y ) ); // left
 aPoints.emplace_back( VECTOR2I( -x, 0 ) ); // Up left
 aPoints.emplace_back( VECTOR2I( -x, y ) ); // left down
 aPoints.emplace_back( VECTOR2I( 0, y ) ); // down
 
 int x_offset = 0;
 
 switch( m_shape )
 {
 case LABEL_FLAG_SHAPE::L_INPUT:
 x_offset = -halfSize;
 aPoints[0].x += halfSize;
 break;
 
 case LABEL_FLAG_SHAPE::L_OUTPUT:
 aPoints[3].x -= halfSize;
 break;
 
 case LABEL_FLAG_SHAPE::L_BIDI:
 case LABEL_FLAG_SHAPE::L_TRISTATE:
 x_offset = -halfSize;
 aPoints[0].x += halfSize;
 aPoints[3].x -= halfSize;
 break;
 
 case LABEL_FLAG_SHAPE::L_UNSPECIFIED:
 default:
 break;
 }
 
 // Rotate outlines and move corners in real position
 for( VECTOR2I& aPoint : aPoints )
 {
 aPoint.x += x_offset;
 
 switch( GetSpinStyle() )
 {
 default:
 case SPIN_STYLE::LEFT: break;
 case SPIN_STYLE::UP: RotatePoint( aPoint, -ANGLE_90 ); break;
 case SPIN_STYLE::RIGHT: RotatePoint( aPoint, ANGLE_180 ); break;
 case SPIN_STYLE::BOTTOM: RotatePoint( aPoint, ANGLE_90 ); break;
 }
 
 aPoint += aPos;
 }
 
 aPoints.push_back( aPoints[0] ); // closing
}
 
 
wxString SCH_GLOBALLABEL::GetItemDescription( UNITS_PROVIDER* aUnitsProvider, bool aFull ) const
{
 return wxString::Format( _( "Global Label '%s'" ),
 aFull ? GetShownText( false ) : KIUI::EllipsizeMenuText( GetText() ) );
}
 
 
BITMAPS SCH_GLOBALLABEL::GetMenuImage() const
{
 return BITMAPS::add_glabel;
}
 
 
SCH_HIERLABEL::SCH_HIERLABEL( const VECTOR2I& pos, const wxString& text, KICAD_T aType ) :
 SCH_LABEL_BASE( pos, text, aType )
{
 m_layer = LAYER_HIERLABEL;
 m_shape = LABEL_FLAG_SHAPE::L_INPUT;
 m_isDangling = true;
}
 
 
void SCH_HIERLABEL::Serialize( google::protobuf::Any &aContainer ) const
{
 // TODO
}
 
 
bool SCH_HIERLABEL::Deserialize( const google::protobuf::Any &aContainer )
{
 // TODO
 return false;
}
 
 
void SCH_HIERLABEL::SetSpinStyle( SPIN_STYLE aSpinStyle )
{
 SCH_LABEL_BASE::SetSpinStyle( aSpinStyle );
 SetVertJustify( GR_TEXT_V_ALIGN_CENTER );
}
 
 
void SCH_HIERLABEL::CreateGraphicShape( const RENDER_SETTINGS* aSettings,
 std::vector<VECTOR2I>& aPoints, const VECTOR2I& aPos ) const
{
 CreateGraphicShape( aSettings, aPoints, aPos, m_shape );
}
 
 
void SCH_HIERLABEL::CreateGraphicShape( const RENDER_SETTINGS* aSettings,
 std::vector<VECTOR2I>& aPoints, const VECTOR2I& aPos,
 LABEL_FLAG_SHAPE aShape ) const
{
 int* Template = TemplateShape[static_cast<int>( aShape )][static_cast<int>( GetSpinStyle() )];
 int halfSize = GetTextHeight() / 2;
 int imax = *Template;
 Template++;
 
 aPoints.clear();
 
 for( int ii = 0; ii < imax; ii++ )
 {
 VECTOR2I corner;
 corner.x = ( halfSize * (*Template) ) + aPos.x;
 Template++;
 
 corner.y = ( halfSize * (*Template) ) + aPos.y;
 Template++;
 
 aPoints.push_back( corner );
 }
}
 
 
const BOX2I SCH_HIERLABEL::GetBodyBoundingBox() const
{
 int penWidth = GetEffectiveTextPenWidth();
 int margin = GetTextOffset();
 
 int x = GetTextPos().x;
 int y = GetTextPos().y;
 
 int height = GetTextHeight() + penWidth + margin;
 int length = GetTextBox().GetWidth();
 
 length += height; // add height for triangular shapes
 
 int dx, dy;
 
 switch( GetSpinStyle() )
 {
 default:
 case SPIN_STYLE::LEFT:
 dx = -length;
 dy = height;
 x += schIUScale.MilsToIU( DANGLING_SYMBOL_SIZE );
 y -= height / 2;
 break;
 
 case SPIN_STYLE::UP:
 dx = height;
 dy = -length;
 x -= height / 2;
 y += schIUScale.MilsToIU( DANGLING_SYMBOL_SIZE );
 break;
 
 case SPIN_STYLE::RIGHT:
 dx = length;
 dy = height;
 x -= schIUScale.MilsToIU( DANGLING_SYMBOL_SIZE );
 y -= height / 2;
 break;
 
 case SPIN_STYLE::BOTTOM:
 dx = height;
 dy = length;
 x -= height / 2;
 y -= schIUScale.MilsToIU( DANGLING_SYMBOL_SIZE );
 break;
 }
 
 BOX2I box( VECTOR2I( x, y ), VECTOR2I( dx, dy ) );
 box.Normalize();
 return box;
}
 
 
VECTOR2I SCH_HIERLABEL::GetSchematicTextOffset( const RENDER_SETTINGS* aSettings ) const
{
 VECTOR2I text_offset;
 int dist = GetTextOffset( aSettings );
 
 dist += GetTextWidth();
 
 switch( GetSpinStyle() )
 {
 default:
 case SPIN_STYLE::LEFT: text_offset.x = -dist; break; // Orientation horiz normale
 case SPIN_STYLE::UP: text_offset.y = -dist; break; // Orientation vert UP
 case SPIN_STYLE::RIGHT: text_offset.x = dist; break; // Orientation horiz inverse
 case SPIN_STYLE::BOTTOM: text_offset.y = dist; break; // Orientation vert BOTTOM
 }
 
 return text_offset;
}
 
 
wxString SCH_HIERLABEL::GetItemDescription( UNITS_PROVIDER* aUnitsProvider, bool aFull ) const
{
 return wxString::Format( _( "Hierarchical Label '%s'" ),
 aFull ? GetShownText( false ) : KIUI::EllipsizeMenuText( GetText() ) );
}
 
 
BITMAPS SCH_HIERLABEL::GetMenuImage() const
{
 return BITMAPS::add_hierarchical_label;
}
 
 
HTML_MESSAGE_BOX* SCH_TEXT::ShowSyntaxHelp( wxWindow* aParentWindow )
{
 wxString msg =
#include "sch_text_help_md.h"
 ;
 
 HTML_MESSAGE_BOX* dlg = new HTML_MESSAGE_BOX( nullptr, _( "Syntax Help" ) );
 wxSize sz( 320, 320 );
 
 dlg->SetMinSize( dlg->ConvertDialogToPixels( sz ) );
 dlg->SetDialogSizeInDU( sz.x, sz.y );
 
 wxString html_txt;
 ConvertMarkdown2Html( wxGetTranslation( msg ), html_txt );
 dlg->AddHTML_Text( html_txt );
 dlg->ShowModeless();
 
 return dlg;
}
 
 
static struct SCH_LABEL_DESC
{
 SCH_LABEL_DESC()
 {
 auto& labelShapeEnum = ENUM_MAP<LABEL_SHAPE>::Instance();
 
 if( labelShapeEnum.Choices().GetCount() == 0 )
 {
 labelShapeEnum.Map( LABEL_SHAPE::LABEL_INPUT, _HKI( "Input" ) )
 .Map( LABEL_SHAPE::LABEL_OUTPUT, _HKI( "Output" ) )
 .Map( LABEL_SHAPE::LABEL_BIDI, _HKI( "Bidirectional" ) )
 .Map( LABEL_SHAPE::LABEL_TRISTATE, _HKI( "Tri-state" ) )
 .Map( LABEL_SHAPE::LABEL_PASSIVE, _HKI( "Passive" ) );
 }
 
 PROPERTY_MANAGER& propMgr = PROPERTY_MANAGER::Instance();
 REGISTER_TYPE( SCH_LABEL_BASE );
 REGISTER_TYPE( SCH_LABEL );
 REGISTER_TYPE( SCH_HIERLABEL );
 
 propMgr.AddTypeCast( new TYPE_CAST<SCH_LABEL, SCH_LABEL_BASE> );
 propMgr.AddTypeCast( new TYPE_CAST<SCH_HIERLABEL, SCH_LABEL_BASE> );
 propMgr.AddTypeCast( new TYPE_CAST<SCH_GLOBALLABEL, SCH_LABEL_BASE> );
 
 propMgr.AddTypeCast( new TYPE_CAST<SCH_LABEL, SCH_TEXT> );
 propMgr.AddTypeCast( new TYPE_CAST<SCH_HIERLABEL, SCH_TEXT> );
 propMgr.AddTypeCast( new TYPE_CAST<SCH_GLOBALLABEL, SCH_TEXT> );
 
 propMgr.AddTypeCast( new TYPE_CAST<SCH_LABEL, EDA_TEXT> );
 propMgr.AddTypeCast( new TYPE_CAST<SCH_HIERLABEL, EDA_TEXT> );
 propMgr.AddTypeCast( new TYPE_CAST<SCH_GLOBALLABEL, EDA_TEXT> );
 
 propMgr.InheritsAfter( TYPE_HASH( SCH_LABEL_BASE ), TYPE_HASH( SCH_TEXT ) );
 propMgr.InheritsAfter( TYPE_HASH( SCH_LABEL ), TYPE_HASH( SCH_LABEL_BASE ) );
 propMgr.InheritsAfter( TYPE_HASH( SCH_HIERLABEL ), TYPE_HASH( SCH_LABEL_BASE ) );
 propMgr.InheritsAfter( TYPE_HASH( SCH_GLOBALLABEL ), TYPE_HASH( SCH_LABEL_BASE ) );
 
 auto hasLabelShape =
 []( INSPECTABLE* aItem ) -> bool
 {
 if( SCH_LABEL_BASE* label = dynamic_cast<SCH_LABEL_BASE*>( aItem ) )
 return label->IsType( { SCH_GLOBAL_LABEL_T, SCH_HIER_LABEL_T } );
 
 return false;
 };
 
 propMgr.AddProperty( new PROPERTY_ENUM<SCH_LABEL_BASE, LABEL_SHAPE>( _HKI( "Shape" ),
 &SCH_LABEL_BASE::SetLabelShape, &SCH_LABEL_BASE::GetLabelShape ) )
 .SetAvailableFunc( hasLabelShape );
 
 propMgr.Mask( TYPE_HASH( SCH_LABEL_BASE ), TYPE_HASH( EDA_TEXT ), _HKI( "Hyperlink" ) );
 }
} _SCH_LABEL_DESC;
 
 
static struct SCH_DIRECTIVE_LABEL_DESC
{
 SCH_DIRECTIVE_LABEL_DESC()
 {
 auto& flagShapeEnum = ENUM_MAP<FLAG_SHAPE>::Instance();
 
 if( flagShapeEnum.Choices().GetCount() == 0 )
 {
 flagShapeEnum.Map( FLAG_SHAPE::FLAG_DOT, _HKI( "Dot" ) )
 .Map( FLAG_SHAPE::FLAG_CIRCLE, _HKI( "Circle" ) )
 .Map( FLAG_SHAPE::FLAG_DIAMOND, _HKI( "Diamond" ) )
 .Map( FLAG_SHAPE::FLAG_RECTANGLE, _HKI( "Rectangle" ) );
 }
 
 PROPERTY_MANAGER& propMgr = PROPERTY_MANAGER::Instance();
 REGISTER_TYPE( SCH_DIRECTIVE_LABEL );
 propMgr.AddTypeCast( new TYPE_CAST<SCH_DIRECTIVE_LABEL, SCH_LABEL_BASE> );
 propMgr.AddTypeCast( new TYPE_CAST<SCH_DIRECTIVE_LABEL, SCH_TEXT> );
 propMgr.AddTypeCast( new TYPE_CAST<SCH_DIRECTIVE_LABEL, EDA_TEXT> );
 
 propMgr.InheritsAfter( TYPE_HASH( SCH_DIRECTIVE_LABEL ), TYPE_HASH( SCH_LABEL_BASE ) );
 
 propMgr.AddProperty( new PROPERTY_ENUM<SCH_DIRECTIVE_LABEL, FLAG_SHAPE>( _HKI( "Shape" ),
 &SCH_DIRECTIVE_LABEL::SetFlagShape, &SCH_DIRECTIVE_LABEL::GetFlagShape ) );
 
 propMgr.AddProperty( new PROPERTY<SCH_DIRECTIVE_LABEL, int>( _HKI( "Pin length" ),
 &SCH_DIRECTIVE_LABEL::SetPinLength, &SCH_DIRECTIVE_LABEL::GetPinLength,
 PROPERTY_DISPLAY::PT_SIZE ) );
 
 propMgr.Mask( TYPE_HASH( SCH_DIRECTIVE_LABEL ), TYPE_HASH( EDA_TEXT ), _HKI( "Text" ) );
 propMgr.Mask( TYPE_HASH( SCH_DIRECTIVE_LABEL ), TYPE_HASH( EDA_TEXT ), _HKI( "Thickness" ) );
 propMgr.Mask( TYPE_HASH( SCH_DIRECTIVE_LABEL ), TYPE_HASH( EDA_TEXT ), _HKI( "Italic" ) );
 propMgr.Mask( TYPE_HASH( SCH_DIRECTIVE_LABEL ), TYPE_HASH( EDA_TEXT ), _HKI( "Bold" ) );
 propMgr.Mask( TYPE_HASH( SCH_DIRECTIVE_LABEL ), TYPE_HASH( EDA_TEXT ),
 _HKI( "Horizontal Justification" ) );
 propMgr.Mask( TYPE_HASH( SCH_DIRECTIVE_LABEL ), TYPE_HASH( EDA_TEXT ),
 _HKI( "Vertical Justification" ) );
 }
} _SCH_DIRECTIVE_LABEL_DESC;
 
 
ENUM_TO_WXANY( LABEL_SHAPE )
ENUM_TO_WXANY( FLAG_SHAPE )