228 lines
6.9 KiB
C++
228 lines
6.9 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2020 Joshua Redstone redstone at gmail.com
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* Copyright (C) 1992-2021 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/**
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* @file class_pcb_group.h
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* @brief Class to handle a set of BOARD_ITEMs.
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*/
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#ifndef CLASS_PCB_GROUP_H_
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#define CLASS_PCB_GROUP_H_
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#include <board_commit.h>
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#include <board_item.h>
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#include <unordered_set>
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namespace KIGFX
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{
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class VIEW;
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}
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/**
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* A set of BOARD_ITEMs (i.e., without duplicates).
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*
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* The group parent is always board, not logical parent group. The group is transparent
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* container - e.g., its position is derived from the position of its members. A selection
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* containing a group implicitly contains its members. However other operations on sets of
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* items, like committing, updating the view, etc the set is explicit.
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*/
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class PCB_GROUP : public BOARD_ITEM
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{
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public:
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PCB_GROUP( BOARD_ITEM* aParent );
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static inline bool ClassOf( const EDA_ITEM* aItem )
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{
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return aItem && PCB_GROUP_T == aItem->Type();
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}
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wxString GetClass() const override
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{
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return wxT( "PCB_GROUP" );
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}
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wxString GetName() const { return m_name; }
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void SetName( wxString aName ) { m_name = aName; }
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std::unordered_set<BOARD_ITEM*>& GetItems()
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{
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return m_items;
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}
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const std::unordered_set<BOARD_ITEM*>& GetItems() const
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{
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return m_items;
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}
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/**
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* Add item to group. Does not take ownership of item.
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*
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* @return true if item was added (false if item belongs to a different group).
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*/
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bool AddItem( BOARD_ITEM* aItem );
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/**
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* Remove item from group.
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*
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* @return true if item was removed (false if item was not in the group).
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*/
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bool RemoveItem( BOARD_ITEM* aItem );
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void RemoveAll();
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/*
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* Search for highest level group containing item.
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*
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* @param aScope restricts the search to groups within the group scope.
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* @param aFootprintEditor true if we should stop promoting at the footprint level
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* @return group containing item, if it exists, otherwise, NULL
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*/
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static PCB_GROUP* TopLevelGroup( BOARD_ITEM* aItem, PCB_GROUP* aScope, bool aFootprintEditor );
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static bool WithinScope( BOARD_ITEM* item, PCB_GROUP* scope );
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#if defined( DEBUG )
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void Show( int nestLevel, std::ostream& os ) const override
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{
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ShowDummy( os );
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}
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#endif
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///< @copydoc EDA_ITEM::GetPosition
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wxPoint GetPosition() const override;
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///< @copydoc EDA_ITEM::SetPosition
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void SetPosition( const wxPoint& aNewpos ) override;
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///< @copydoc BOARD_ITEM::GetLayerSet
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LSET GetLayerSet() const override;
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///< @copydoc BOARD_ITEM::SetLayer
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void SetLayer( PCB_LAYER_ID aLayer ) override
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{
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wxFAIL_MSG( "groups don't support layer SetLayer" );
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}
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/** Set layer for all items within the group.
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*
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* To avoid freezes with circular references, the maximum depth is 20 by default.
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*/
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void SetLayerRecursive( PCB_LAYER_ID aLayer, int aDepth );
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///< @copydoc EDA_ITEM::Clone
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EDA_ITEM* Clone() const override;
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/*
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* Clone() this and all descendants
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*/
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PCB_GROUP* DeepClone() const;
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/*
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* Duplicate() this and all descendants
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*/
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PCB_GROUP* DeepDuplicate() const;
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///< @copydoc BOARD_ITEM::SwapData
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void SwapData( BOARD_ITEM* aImage ) override;
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///< @copydoc BOARD_ITEM::IsOnLayer
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bool IsOnLayer( PCB_LAYER_ID aLayer ) const override;
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///< @copydoc EDA_ITEM::HitTest
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bool HitTest( const wxPoint& aPosition, int aAccuracy = 0 ) const override;
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///< @copydoc EDA_ITEM::HitTest
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bool HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy = 0 ) const override;
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///< @copydoc EDA_ITEM::GetBoundingBox
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const EDA_RECT GetBoundingBox() const override;
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///< @copydoc EDA_ITEM::Visit
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SEARCH_RESULT Visit( INSPECTOR aInspector, void* aTestData,
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const KICAD_T aScanTypes[] ) override;
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///< @copydoc VIEW_ITEM::ViewGetLayers
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void ViewGetLayers( int aLayers[], int& aCount ) const override;
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///< @copydoc VIEW_ITEM::ViewGetLOD
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double ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const override;
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///< @copydoc BOARD_ITEM::Move
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void Move( const wxPoint& aMoveVector ) override;
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///< @copydoc BOARD_ITEM::Rotate
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void Rotate( const wxPoint& aRotCentre, double aAngle ) override;
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///< @copydoc BOARD_ITEM::Flip
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void Flip( const wxPoint& aCentre, bool aFlipLeftRight ) override;
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///< @copydoc EDA_ITEM::GetSelectMenuText
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wxString GetSelectMenuText( EDA_UNITS aUnits ) const override;
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///< @copydoc EDA_ITEM::GetMenuImage
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BITMAPS GetMenuImage() const override;
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/**
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* Add all the immediate children of this group to the board commit. This function does not
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* enter any subgroups of this group, or add the group itself.
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*
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* @param aCommit is the commit to add the children to.
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*/
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void AddChildrenToCommit( BOARD_COMMIT& aCommit )
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{
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RunOnChildren( [&]( BOARD_ITEM* bItem )
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{
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aCommit.Add( bItem );
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} );
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}
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///< @copydoc EDA_ITEM::GetMsgPanelInfo
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void GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList ) override;
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/**
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* Invoke a function on all members of the group.
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*
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* @note This function should not add or remove items to the group.
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*
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* @param aFunction is the function to be invoked.
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*/
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void RunOnChildren( const std::function<void ( BOARD_ITEM* )>& aFunction ) const;
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/**
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* Invoke a function on all descendants of the group.
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*
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* @note This function should not add or remove items to the group or descendant groups.
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* @param aFunction is the function to be invoked.
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*/
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void RunOnDescendants( const std::function<void( BOARD_ITEM* )>& aFunction ) const;
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private:
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std::unordered_set<BOARD_ITEM*> m_items; // Members of the group
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wxString m_name; // Optional group name
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};
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#endif // CLASS_PCB_GROUP_H_
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