board_item.cpp

Go to the documentation of this file.

/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2012 Jean-Pierre Charras, [email protected]
 * Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <[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 <pybind11/pybind11.h>
 
#include <wx/debug.h>
#include <wx/msgdlg.h>
#include <i18n_utility.h>
#include <macros.h>
#include <board.h>
#include <board_design_settings.h>
#include <lset.h>
#include <pcb_group.h>
#include <pcb_generator.h>
#include <footprint.h>
#include <font/font.h>
 
 
BOARD_ITEM::~BOARD_ITEM()
{
    wxASSERT( m_group == nullptr );
}
 
 
const BOARD* BOARD_ITEM::GetBoard() const
{
    if( Type() == PCB_T )
        return static_cast<const BOARD*>( this );
 
    BOARD_ITEM* parent = GetParent();
 
    if( parent )
        return parent->GetBoard();
 
    return nullptr;
}
 
 
BOARD* BOARD_ITEM::GetBoard()
{
    if( Type() == PCB_T )
        return static_cast<BOARD*>( this );
 
    BOARD_ITEM* parent = GetParent();
 
    if( parent )
        return parent->GetBoard();
 
    return nullptr;
}
 
 
bool BOARD_ITEM::IsLocked() const
{
    if( GetParentGroup() && GetParentGroup()->IsLocked() )
        return true;
 
    const BOARD* board = GetBoard();
 
    return board && board->GetBoardUse() != BOARD_USE::FPHOLDER && m_isLocked;
}
 
 
STROKE_PARAMS BOARD_ITEM::GetStroke() const
{
    wxFAIL_MSG( wxString( "GetStroke() not defined by " ) + GetClass() );
 
    return STROKE_PARAMS( pcbIUScale.mmToIU( DEFAULT_LINE_WIDTH ) );
}
 
 
void BOARD_ITEM::SetStroke( const STROKE_PARAMS& aStroke )
{
    wxFAIL_MSG( wxString( "SetStroke() not defined by " ) + GetClass() );
}
 
 
const KIFONT::METRICS& BOARD_ITEM::GetFontMetrics() const
{
    return KIFONT::METRICS::Default();
}
 
 
int BOARD_ITEM::BoardLayerCount() const
{
    const BOARD* board = GetBoard();
 
    if( board )
        return board->GetLayerSet().count();
 
    return 64;
}
 
 
int BOARD_ITEM::BoardCopperLayerCount() const
{
    const BOARD* board = GetBoard();
 
    if( board )
        return board->GetCopperLayerCount();
 
    return 32;
}
 
 
LSET BOARD_ITEM::BoardLayerSet() const
{
    const BOARD* board = GetBoard();
 
    if( board )
        return board->GetLayerSet();
 
    return LSET::AllLayersMask();
}
 
 
wxString BOARD_ITEM::GetLayerName() const
{
    if( const BOARD* board = GetBoard() )
        return board->GetLayerName( m_layer );
 
    // If no parent, return standard name
    return BOARD::GetStandardLayerName( m_layer );
}
 
 
bool BOARD_ITEM::IsSideSpecific() const
{
    if( ( GetLayerSet() & LSET::SideSpecificMask() ).any() )
        return true;
 
    if( const BOARD* board = GetBoard() )
    {
        LAYER_T principalLayerType = board->GetLayerType( m_layer );
 
        if( principalLayerType == LT_FRONT || principalLayerType == LT_BACK )
            return true;
    }
 
    return false;
}
 
 
wxString BOARD_ITEM::layerMaskDescribe() const
{
    const BOARD* board = GetBoard();
    LSET         layers = GetLayerSet() & board->GetEnabledLayers();
 
    LSET copperLayers = layers & LSET::AllCuMask();
    LSET techLayers = layers & LSET::AllTechMask();
 
    // Try to be smart and useful.  Check all copper first.
    if( (int) copperLayers.count() == board->GetCopperLayerCount() )
        return _( "all copper layers" );
 
    for( LSET testLayers : { copperLayers, techLayers, layers } )
    {
        for( int bit = PCBNEW_LAYER_ID_START; bit < PCB_LAYER_ID_COUNT; ++bit )
        {
            if( testLayers[ bit ] )
            {
                wxString layerInfo = board->GetLayerName( static_cast<PCB_LAYER_ID>( bit ) );
 
                if( testLayers.count() > 1 )
                    layerInfo << wxS( " " ) + _( "and others" );
 
                return layerInfo;
            }
        }
    }
 
    // No copper, no technicals: no layer
    return _( "no layers" );
}
 
 
void BOARD_ITEM::ViewGetLayers( int aLayers[], int& aCount ) const
{
    // Basic fallback
    aCount = 1;
    aLayers[0] = m_layer;
 
    if( IsLocked() )
        aLayers[aCount++] = LAYER_LOCKED_ITEM_SHADOW;
}
 
 
void BOARD_ITEM::DeleteStructure()
{
    BOARD_ITEM_CONTAINER* parent = GetParent();
 
    if( parent )
        parent->Remove( this );
 
    delete this;
}
 
 
void BOARD_ITEM::swapData( BOARD_ITEM* aImage )
{
}
 
 
void BOARD_ITEM::SwapItemData( BOARD_ITEM* aImage )
{
    if( aImage == nullptr )
        return;
 
    EDA_ITEM*  parent = GetParent();
    PCB_GROUP* group = GetParentGroup();
 
    SetParentGroup( nullptr );
    aImage->SetParentGroup( nullptr );
    swapData( aImage );
 
    // Restore pointers to be sure they are not broken
    SetParent( parent );
    SetParentGroup( group );
}
 
 
BOARD_ITEM* BOARD_ITEM::Duplicate() const
{
    BOARD_ITEM* dupe = static_cast<BOARD_ITEM*>( Clone() );
    const_cast<KIID&>( dupe->m_Uuid ) = KIID();
 
    if( dupe->GetParentGroup() )
        dupe->GetParentGroup()->AddItem( dupe );
 
    return dupe;
}
 
 
void BOARD_ITEM::TransformShapeToPolygon( SHAPE_POLY_SET& aBuffer, PCB_LAYER_ID aLayer,
                                          int aClearance, int aError, ERROR_LOC aErrorLoc,
                                          bool ignoreLineWidth ) const
{
    wxASSERT_MSG( false, wxT( "Called TransformShapeToPolygon() on unsupported BOARD_ITEM." ) );
};
 
 
bool BOARD_ITEM::ptr_cmp::operator() ( const BOARD_ITEM* a, const BOARD_ITEM* b ) const
{
    if( a->Type() != b->Type() )
        return a->Type() < b->Type();
 
    if( a->GetLayerSet() != b->GetLayerSet() )
        return a->GetLayerSet().Seq() < b->GetLayerSet().Seq();
 
    if( a->m_Uuid != b->m_Uuid )       // UUIDs *should* always be unique (for valid boards anyway)
        return a->m_Uuid < b->m_Uuid;
 
    return a < b;                      // But just in case; ptrs are guaranteed to be different
}
 
 
std::shared_ptr<SHAPE> BOARD_ITEM::GetEffectiveShape( PCB_LAYER_ID aLayer, FLASHING aFlash ) const
{
    static std::shared_ptr<SHAPE> shape;
 
    UNIMPLEMENTED_FOR( GetClass() );
 
    return shape;
}
 
 
std::shared_ptr<SHAPE_SEGMENT> BOARD_ITEM::GetEffectiveHoleShape() const
{
    static std::shared_ptr<SHAPE_SEGMENT> slot;
 
    UNIMPLEMENTED_FOR( GetClass() );
 
    return slot;
}
 
 
FOOTPRINT* BOARD_ITEM::GetParentFootprint() const
{
    // EDA_ITEM::IsType is too slow here.
    auto isContainer = []( BOARD_ITEM_CONTAINER* aTest )
    {
        switch( aTest->Type() )
        {
        case PCB_GROUP_T:
        case PCB_GENERATOR_T:
        case PCB_TABLE_T:
            return true;
 
        default:
            return false;
        }
    };
 
    BOARD_ITEM_CONTAINER* ancestor = GetParent();
 
    while( ancestor && isContainer( ancestor ) )
        ancestor = ancestor->GetParent();
 
    if( ancestor && ancestor->Type() == PCB_FOOTPRINT_T )
        return static_cast<FOOTPRINT*>( ancestor );
 
    return nullptr;
}
 
 
VECTOR2I BOARD_ITEM::GetFPRelativePosition() const
{
    VECTOR2I pos = GetPosition();
 
    if( FOOTPRINT* parentFP = GetParentFootprint() )
    {
        pos -= parentFP->GetPosition();
        RotatePoint( pos, -parentFP->GetOrientation() );
    }
 
    return pos;
}
 
 
void BOARD_ITEM::SetFPRelativePosition( const VECTOR2I& aPos )
{
    VECTOR2I pos( aPos );
 
    if( FOOTPRINT* parentFP = GetParentFootprint() )
    {
        RotatePoint( pos, parentFP->GetOrientation() );
        pos += parentFP->GetPosition();
    }
 
    SetPosition( pos );
}
 
 
void BOARD_ITEM::Rotate( const VECTOR2I& aRotCentre, const EDA_ANGLE& aAngle )
{
    wxMessageBox( wxT( "virtual BOARD_ITEM::Rotate used, should not occur" ), GetClass() );
}
 
 
void BOARD_ITEM::Flip( const VECTOR2I& aCentre, FLIP_DIRECTION aFlipDirection )
{
    wxMessageBox( wxT( "virtual BOARD_ITEM::Flip used, should not occur" ), GetClass() );
}
 
 
void BOARD_ITEM::Mirror( const VECTOR2I& aCentre, FLIP_DIRECTION aFlipDirection )
{
    wxMessageBox( wxT( "virtual BOARD_ITEM::Mirror used, should not occur" ), GetClass() );
}
 
 
wxString BOARD_ITEM::GetParentAsString() const
{
    if( FOOTPRINT* fp = dynamic_cast<FOOTPRINT*>( m_parent ) )
        return fp->GetReference();
 
    return m_parent->m_Uuid.AsString();
}
 
 
static struct BOARD_ITEM_DESC
{
    BOARD_ITEM_DESC()
    {
        ENUM_MAP<PCB_LAYER_ID>& layerEnum = ENUM_MAP<PCB_LAYER_ID>::Instance();
 
        if( layerEnum.Choices().GetCount() == 0 )
        {
            layerEnum.Undefined( UNDEFINED_LAYER );
 
            for( PCB_LAYER_ID layer : LSET::AllLayersMask().Seq() )
                layerEnum.Map( layer, LSET::Name( layer ) );
        }
 
        PROPERTY_MANAGER& propMgr = PROPERTY_MANAGER::Instance();
        REGISTER_TYPE( BOARD_ITEM );
        propMgr.InheritsAfter( TYPE_HASH( BOARD_ITEM ), TYPE_HASH( EDA_ITEM ) );
 
        propMgr.AddProperty( new PROPERTY<BOARD_ITEM, wxString>( _HKI( "Parent" ),
                     NO_SETTER( BOARD_ITEM, wxString ), &BOARD_ITEM::GetParentAsString ) )
                .SetIsHiddenFromLibraryEditors()
                .SetIsHiddenFromPropertiesManager();
 
        propMgr.AddProperty( new PROPERTY<BOARD_ITEM, int>( _HKI( "Position X" ),
                    &BOARD_ITEM::SetX, &BOARD_ITEM::GetX, PROPERTY_DISPLAY::PT_COORD,
                    ORIGIN_TRANSFORMS::ABS_X_COORD ) );
        propMgr.AddProperty( new PROPERTY<BOARD_ITEM, int>( _HKI( "Position Y" ),
                    &BOARD_ITEM::SetY, &BOARD_ITEM::GetY, PROPERTY_DISPLAY::PT_COORD,
                    ORIGIN_TRANSFORMS::ABS_Y_COORD ) );
        propMgr.AddProperty( new PROPERTY_ENUM<BOARD_ITEM, PCB_LAYER_ID>( _HKI( "Layer" ),
                    &BOARD_ITEM::SetLayer, &BOARD_ITEM::GetLayer ) );
        propMgr.AddProperty( new PROPERTY<BOARD_ITEM, bool>( _HKI( "Locked" ),
                    &BOARD_ITEM::SetLocked, &BOARD_ITEM::IsLocked ) )
               .SetAvailableFunc(
                    [=]( INSPECTABLE* aItem ) -> bool
                    {
                        BOARD_ITEM* item = dynamic_cast<BOARD_ITEM*>( aItem );
                        return item && item->GetBoard() && !item->GetBoard()->IsFootprintHolder();
                    } );
    }
} _BOARD_ITEM_DESC;
 
IMPLEMENT_ENUM_TO_WXANY( PCB_LAYER_ID )