KiCad PCB EDA Suite
ee_selection.cpp
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1 /*
2  * This program source code file is part of KiCad, a free EDA CAD application.
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4  * Copyright (C) 2019 CERN
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24 
25 #include <limits>
26 #include <functional>
27 #include <tools/ee_selection.h>
28 #include <sch_item.h>
29 #include <lib_item.h>
30 
31 EDA_ITEM* EE_SELECTION::GetTopLeftItem( bool onlyModules ) const
32 {
33  EDA_ITEM* topLeftItem = nullptr;
34  wxPoint topLeftPos;
35  wxPoint pos;
36 
37  // find the leftmost (smallest x coord) and highest (smallest y with the smallest x) item in the selection
38  for( auto item : m_items )
39  {
40  SCH_ITEM* sch_item = dynamic_cast<SCH_ITEM*>( item );
41  LIB_ITEM* lib_item = dynamic_cast<LIB_ITEM*>( item );
42 
43  if( sch_item )
44  pos = sch_item->GetPosition();
45  else if( lib_item )
46  pos = lib_item->GetPosition();
47 
48  if( ( topLeftItem == nullptr )
49  || ( pos.x < topLeftPos.x )
50  || ( topLeftPos.x == pos.x && pos.y < topLeftPos.y ) )
51  {
52  topLeftItem = item;
53  topLeftPos = pos;
54  }
55  }
56 
57  return static_cast<EDA_ITEM*>( topLeftItem );
58 }
virtual wxPoint GetPosition() const =0
The base class for drawable items used by schematic library components.
Definition: lib_item.h:61
virtual wxPoint GetPosition() const =0
Function GetPosition.
std::deque< EDA_ITEM * > m_items
Definition: selection.h:255
EDA_ITEM * GetTopLeftItem(bool onlyModules=false) const override
Class EDA_ITEM is a base class for most all the KiCad significant classes, used in schematics and boa...
Definition: base_struct.h:163
Class SCH_ITEM is a base class for any item which can be embedded within the SCHEMATIC container clas...
Definition: sch_item.h:114