kicad/eeschema/tools/ee_selection.cpp

59 lines
2.0 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2019 CERN
* Copyright (C) 2019 KiCad Developers, see CHANGELOG.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 <limits>
#include <functional>
#include <tools/ee_selection.h>
#include <sch_item.h>
#include <lib_item.h>
EDA_ITEM* EE_SELECTION::GetTopLeftItem( bool onlyModules ) const
{
EDA_ITEM* topLeftItem = nullptr;
wxPoint topLeftPos;
wxPoint pos;
// find the leftmost (smallest x coord) and highest (smallest y with the smallest x) item in the selection
for( auto item : m_items )
{
SCH_ITEM* sch_item = dynamic_cast<SCH_ITEM*>( item );
LIB_ITEM* lib_item = dynamic_cast<LIB_ITEM*>( item );
if( sch_item )
pos = sch_item->GetPosition();
else if( lib_item )
pos = lib_item->GetPosition();
if( ( topLeftItem == nullptr )
|| ( pos.x < topLeftPos.x )
|| ( topLeftPos.x == pos.x && pos.y < topLeftPos.y ) )
{
topLeftItem = item;
topLeftPos = pos;
}
}
return static_cast<EDA_ITEM*>( topLeftItem );
}