pcb_group.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2020 Joshua Redstone redstone at gmail.com
 * 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
 */
 
#ifndef CLASS_PCB_GROUP_H_
#define CLASS_PCB_GROUP_H_
 
#include <board_commit.h>
#include <board_item.h>
#include <lset.h>
#include <unordered_set>
 
namespace KIGFX
{
class VIEW;
}
 
class PCB_GROUP : public BOARD_ITEM
{
public:
    PCB_GROUP( BOARD_ITEM* aParent );
 
    static inline bool ClassOf( const EDA_ITEM* aItem )
    {
        return aItem && PCB_GROUP_T == aItem->Type();
    }
 
    wxString GetClass() const override
    {
        return wxT( "PCB_GROUP" );
    }
 
    wxString GetName() const { return m_name; }
    void SetName( const wxString& aName ) { m_name = aName; }
 
    std::unordered_set<BOARD_ITEM*>& GetItems()
    {
        return m_items;
    }
 
    const std::unordered_set<BOARD_ITEM*>& GetItems() const
    {
        return m_items;
    }
 
    virtual bool AddItem( BOARD_ITEM* aItem );
 
    virtual bool RemoveItem( BOARD_ITEM* aItem );
 
    void RemoveAll();
 
    /*
     * Search for highest level group inside of aScope, containing item.
     *
     * @param aScope restricts the search to groups within the group scope.
     * @param isFootprintEditor true if we should stop promoting at the footprint level
     * @return group inside of aScope, containing item, if exists, otherwise, nullptr
     */
    static PCB_GROUP* TopLevelGroup( BOARD_ITEM* aItem, PCB_GROUP* aScope, bool isFootprintEditor );
 
    static bool WithinScope( BOARD_ITEM* aItem, PCB_GROUP* aScope, bool isFootprintEditor );
 
    double Similarity( const BOARD_ITEM& aOther ) const override;
 
    bool operator==( const PCB_GROUP& aOther ) const;
    bool operator==( const BOARD_ITEM& aBoardItem ) const override;
 
#if defined( DEBUG )
    void Show( int nestLevel, std::ostream& os ) const override
    {
        ShowDummy( os );
    }
#endif
 
    VECTOR2I GetPosition() const override;
 
    void SetPosition( const VECTOR2I& aNewpos ) override;
 
    LSET GetLayerSet() const override;
 
    void SetLayer( PCB_LAYER_ID aLayer ) override
    {
        // NOP
    }
 
    bool IsOnCopperLayer() const override
    {
        // A group might have members on a copper layer, but isn't itself on any layer.
        return false;
    }
 
    void SetLocked( bool aLocked ) override;
 
    EDA_ITEM* Clone() const override;
 
    /*
     * Clone() this and all descendants
     */
    PCB_GROUP* DeepClone() const;
 
    /*
     * Duplicate() this and all descendants
     */
    PCB_GROUP* DeepDuplicate() const;
 
    bool IsOnLayer( PCB_LAYER_ID aLayer ) const override;
 
    bool HitTest( const VECTOR2I& aPosition, int aAccuracy = 0 ) const override;
 
    bool HitTest( const BOX2I& aRect, bool aContained, int aAccuracy = 0 ) const override;
 
    const BOX2I GetBoundingBox() const override;
 
    // @copydoc BOARD_ITEM::GetEffectiveShape
    std::shared_ptr<SHAPE> GetEffectiveShape( PCB_LAYER_ID aLayer = UNDEFINED_LAYER,
                                              FLASHING aFlash = FLASHING::DEFAULT ) const override;
 
    INSPECT_RESULT Visit( INSPECTOR aInspector, void* aTestData,
                          const std::vector<KICAD_T>& aScanTypes ) override;
 
    void ViewGetLayers( int aLayers[], int& aCount ) const override;
 
    double ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const override;
 
    void Move( const VECTOR2I& aMoveVector ) override;
 
    void Rotate( const VECTOR2I& aRotCentre, const EDA_ANGLE& aAngle ) override;
 
    void Flip( const VECTOR2I& aCentre, FLIP_DIRECTION aFlipDirection ) override;
 
    void Mirror( const VECTOR2I& aCentre, FLIP_DIRECTION aFlipDirection ) override;
 
    wxString GetItemDescription( UNITS_PROVIDER* aUnitsProvider, bool aFull ) const override;
 
    BITMAPS GetMenuImage() const override;
 
    void GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList ) override;
 
    void RunOnChildren( const std::function<void ( BOARD_ITEM* )>& aFunction ) const override;
 
    void RunOnDescendants( const std::function<void( BOARD_ITEM* )>& aFunction,
                           int aDepth = 0 ) const override;
 
    static bool IsGroupableType( KICAD_T aType );
 
protected:
    PCB_GROUP( BOARD_ITEM* aParent, KICAD_T idtype, PCB_LAYER_ID aLayer = F_Cu );
 
    void swapData( BOARD_ITEM* aImage ) override;
 
    std::unordered_set<BOARD_ITEM*> m_items;     // Members of the group
    wxString                        m_name;      // Optional group name
};
 
#endif // CLASS_PCB_GROUP_H_