KiCad PCB EDA Suite
pl_selection.cpp
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1 /*
2  * This program source code file is part of KiCad, a free EDA CAD application.
3  *
4  * Copyright (C) 2019 CERN
5  * Copyright (C) 2019 KiCad Developers, see CHANGELOG.TXT for contributors.
6  *
7  * This program is free software; you can redistribute it and/or
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9  * as published by the Free Software Foundation; either version 2
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11  *
12  * This program is distributed in the hope that it will be useful,
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15  * GNU General Public License for more details.
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23  */
24 
25 #include <tools/pl_selection.h>
26 
27 
28 EDA_ITEM* PL_SELECTION::GetTopLeftItem( bool onlyModules ) const
29 {
30  EDA_ITEM* topLeftItem = nullptr;
31  EDA_RECT topLeftItemBB;
32 
33  // find the leftmost (smallest x coord) and highest (smallest y with the smallest x) item in the selection
34  for( EDA_ITEM* item : m_items )
35  {
36  EDA_RECT currentItemBB = item->GetBoundingBox();
37 
38  if( topLeftItem == nullptr )
39  {
40  topLeftItem = item;
41  topLeftItemBB = currentItemBB;
42  }
43  else if( currentItemBB.GetLeft() < topLeftItemBB.GetLeft() )
44  {
45  topLeftItem = item;
46  topLeftItemBB = currentItemBB;
47  }
48  else if( topLeftItemBB.GetLeft() == currentItemBB.GetLeft()
49  && currentItemBB.GetTop() < topLeftItemBB.GetTop() )
50  {
51  topLeftItem = item;
52  topLeftItemBB = currentItemBB;
53  }
54  }
55 
56  return topLeftItem;
57 }
58 
int GetTop() const
Definition: eda_rect.h:123
int GetLeft() const
Definition: eda_rect.h:122
EDA_ITEM * GetTopLeftItem(bool onlyModules=false) const override
std::deque< EDA_ITEM * > m_items
Definition: selection.h:271
EDA_RECT handles the component boundary box.
Definition: eda_rect.h:44
EDA_ITEM is a base class for most all the KiCad significant classes, used in schematics and boards.
Definition: base_struct.h:159