pcb_field.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2023 Mike Williams, [email protected]
 * Copyright (C) 1992-2023 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 <pcb_field.h>
#include <footprint.h>
#include <board_design_settings.h>
#include <i18n_utility.h>
#include <pcb_painter.h>
 
PCB_FIELD::PCB_FIELD( FOOTPRINT* aParent, int aFieldId, const wxString& aName ) :
 PCB_TEXT( aParent, PCB_FIELD_T ),
 m_id( aFieldId ),
 m_name( aName )
{
}
 
 
PCB_FIELD::PCB_FIELD( const PCB_TEXT& aText, int aFieldId, const wxString& aName ) :
 PCB_TEXT( aText ),
 m_id( aFieldId ),
 m_name( aName )
{
}
 
 
wxString PCB_FIELD::GetName( bool aUseDefaultName ) const
{
 if( m_parent && m_parent->Type() == PCB_FOOTPRINT_T )
 {
 if( m_id >= 0 && m_id < MANDATORY_FIELDS )
 return GetCanonicalFieldName( m_id );
 else if( m_name.IsEmpty() && aUseDefaultName )
 return TEMPLATE_FIELDNAME::GetDefaultFieldName( m_id );
 else
 return m_name;
 }
 else
 {
 wxFAIL_MSG( "Unhandled field owner type." );
 return m_name;
 }
}
 
 
wxString PCB_FIELD::GetCanonicalName() const
{
 if( m_parent && m_parent->Type() == PCB_FOOTPRINT_T )
 {
 if( m_id < MANDATORY_FIELDS )
 return GetCanonicalFieldName( m_id );
 else
 return m_name;
 }
 else
 {
 if( m_parent )
 {
 wxFAIL_MSG( wxString::Format( "Unhandled field owner type (id %d, parent type %d).",
 m_id, m_parent->Type() ) );
 }
 
 return m_name;
 }
}
 
 
wxString PCB_FIELD::GetTextTypeDescription() const
{
 if( m_id < MANDATORY_FIELDS )
 return GetCanonicalFieldName( m_id );
 else
 return _( "User Field" );
}
 
 
wxString PCB_FIELD::GetItemDescription( UNITS_PROVIDER* aUnitsProvider ) const
{
 switch( m_id )
 {
 case REFERENCE_FIELD:
 return wxString::Format( _( "Reference '%s'" ),
 GetParentFootprint()->GetReference() );
 
 case VALUE_FIELD:
 return wxString::Format( _( "Value '%s' of %s" ),
 KIUI::EllipsizeMenuText( GetText() ),
 GetParentFootprint()->GetReference() );
 
 case FOOTPRINT_FIELD:
 return wxString::Format( _( "Footprint '%s' of %s" ),
 KIUI::EllipsizeMenuText( GetText() ),
 GetParentFootprint()->GetReference() );
 case DATASHEET_FIELD:
 return wxString::Format( _( "Datasheet '%s' of %s" ),
 KIUI::EllipsizeMenuText( GetText() ),
 GetParentFootprint()->GetReference() );
 
 default:
 break; // avoid unreachable code / missing return statement warnings
 }
 
 return wxString::Format( _( "Field '%s' of %s" ), KIUI::EllipsizeMenuText( GetText() ),
 GetParentFootprint()->GetReference() );
}
 
 
double PCB_FIELD::ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const
{
 constexpr double HIDE = std::numeric_limits<double>::max();
 
 if( !aView )
 return 0.0;
 
 KIGFX::PCB_PAINTER* painter = static_cast<KIGFX::PCB_PAINTER*>( aView->GetPainter() );
 KIGFX::PCB_RENDER_SETTINGS* renderSettings = painter->GetSettings();
 
 if( GetParentFootprint() && GetParentFootprint()->IsSelected()
 && renderSettings->m_ForceShowFieldsWhenFPSelected )
 {
 return 0.0;
 }
 
 // Handle Render tab switches
 if( IsValue() && !aView->IsLayerVisible( LAYER_FP_VALUES ) )
 return HIDE;
 
 if( IsReference() && !aView->IsLayerVisible( LAYER_FP_REFERENCES ) )
 return HIDE;
 
 return PCB_TEXT::ViewGetLOD( aLayer, aView );
}
 
 
EDA_ITEM* PCB_FIELD::Clone() const
{
 return new PCB_FIELD( *this );
}
 
 
bool PCB_FIELD::operator==( const BOARD_ITEM& aOther ) const
{
 if( aOther.Type() != Type() )
 return false;
 
 const PCB_FIELD& other = static_cast<const PCB_FIELD&>( aOther );
 
 return m_id == other.m_id && m_name == other.m_name && EDA_TEXT::operator==( other );
}
 
 
double PCB_FIELD::Similarity( const BOARD_ITEM& aOther ) const
{
 if( m_Uuid == aOther.m_Uuid )
 return 1.0;
 
 if( aOther.Type() != Type() )
 return 0.0;
 
 const PCB_FIELD& other = static_cast<const PCB_FIELD&>( aOther );
 
 if( m_id < MANDATORY_FIELDS || other.m_id < MANDATORY_FIELDS )
 {
 if( m_id == other.m_id )
 return 1.0;
 else
 return 0.0;
 }
 
 if( m_name == other.m_name )
 return 1.0;
 
 return EDA_TEXT::Similarity( other );
}
 
static struct PCB_FIELD_DESC
{
 PCB_FIELD_DESC()
 {
 PROPERTY_MANAGER& propMgr = PROPERTY_MANAGER::Instance();
 REGISTER_TYPE( PCB_FIELD );
 propMgr.AddTypeCast( new TYPE_CAST<PCB_FIELD, PCB_TEXT> );
 propMgr.AddTypeCast( new TYPE_CAST<PCB_FIELD, BOARD_ITEM> );
 propMgr.AddTypeCast( new TYPE_CAST<PCB_FIELD, EDA_TEXT> );
 propMgr.InheritsAfter( TYPE_HASH( PCB_FIELD ), TYPE_HASH( BOARD_ITEM ) );
 propMgr.InheritsAfter( TYPE_HASH( PCB_FIELD ), TYPE_HASH( PCB_TEXT ) );
 propMgr.InheritsAfter( TYPE_HASH( PCB_FIELD ), TYPE_HASH( EDA_TEXT ) );
 
 auto isNotFootprintFootprint =
 []( INSPECTABLE* aItem ) -> bool
 {
 if( PCB_FIELD* field = dynamic_cast<PCB_FIELD*>( aItem ) )
 return !field->IsFootprint();
 
 return true;
 };
 
 propMgr.OverrideAvailability( TYPE_HASH( PCB_FIELD ), TYPE_HASH( EDA_TEXT ), _HKI( "Text" ),
 isNotFootprintFootprint );
 }
} _PCB_FIELD_DESC;