mirror of https://gitlab.com/kicad/code/kicad.git
133 lines
3.7 KiB
C++
133 lines
3.7 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) 2019 CERN
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* Copyright (C) 2019-2022 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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#include <tools/ee_selection.h>
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#include <sch_item.h>
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#include <sch_reference_list.h>
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#include <sch_sheet_path.h>
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#include <sch_symbol.h>
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#include <sch_sheet.h>
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EE_SELECTION::EE_SELECTION( SCH_SCREEN* aScreen ) :
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SELECTION()
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{
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m_screen = aScreen;
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}
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EDA_ITEM* EE_SELECTION::GetTopLeftItem( bool onlyModules ) const
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{
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EDA_ITEM* topLeftConnectedItem = nullptr;
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VECTOR2I topLeftConnectedPos;
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EDA_ITEM* topLeftItem = nullptr;
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VECTOR2I topLeftPos;
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auto processItem =
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[]( EDA_ITEM* aItem, EDA_ITEM** aCurrent, VECTOR2I* aCurrentPos )
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{
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VECTOR2I pos = aItem->GetPosition();
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if( ( *aCurrent == nullptr )
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|| ( pos.x < aCurrentPos->x )
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|| ( pos.x == aCurrentPos->x && pos.y < aCurrentPos->y ) )
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{
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*aCurrent = aItem;
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*aCurrentPos = pos;
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}
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};
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// Find the leftmost (smallest x coord) and highest (smallest y with the smallest x) item
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// in the selection
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for( EDA_ITEM* item : m_items )
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{
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SCH_ITEM* sch_item = dynamic_cast<SCH_ITEM*>( item );
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LIB_PIN* lib_pin = dynamic_cast<LIB_PIN*>( item );
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// Prefer connection points (which should remain on grid)
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if( ( sch_item && sch_item->IsConnectable() ) || lib_pin )
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processItem( item, &topLeftConnectedItem, &topLeftConnectedPos );
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processItem( item, &topLeftItem, &topLeftPos );
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}
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if( topLeftConnectedItem )
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return topLeftConnectedItem;
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else
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return topLeftItem;
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}
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BOX2I EE_SELECTION::GetBoundingBox() const
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{
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BOX2I bbox;
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for( EDA_ITEM* item : m_items )
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{
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if( item->Type() == SCH_SYMBOL_T )
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{
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// Quiet Coverity warning. The LIB_SYMBOL field container is a Boost ptr_vector
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// so the exception is legit.
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try
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{
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bbox.Merge( static_cast<SCH_SYMBOL*>( item )->GetBoundingBox() );
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}
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catch( const boost::bad_pointer& )
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{
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wxFAIL_MSG( "Invalid pointer." );
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}
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}
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else if( item->Type() == SCH_SHEET_T )
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{
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bbox.Merge( static_cast<SCH_SHEET*>( item )->GetBodyBoundingBox() );
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}
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else
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{
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bbox.Merge( item->GetBoundingBox() );
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}
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}
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return bbox;
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}
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const std::vector<KIGFX::VIEW_ITEM*> EE_SELECTION::updateDrawList() const
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{
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std::vector<VIEW_ITEM*> items;
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auto addItem =
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[&]( EDA_ITEM* item )
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{
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items.push_back( item );
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};
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for( EDA_ITEM* item : m_items )
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addItem( item );
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return items;
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}
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