kicad/gerbview/tools/gerbview_selection.cpp

71 lines
1.8 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2019 KiCad Developers, see AUTHORS.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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include <base_struct.h>
#include <view/view_group.h>
#include <gerber_draw_item.h>
#include <tools/gerbview_selection.h>
VECTOR2I GERBVIEW_SELECTION::GetCenter() const
{
VECTOR2I centre;
if( Size() == 1 )
{
centre = static_cast<GERBER_DRAW_ITEM*>( Front() )->GetPosition();
}
else
{
EDA_RECT bbox = Front()->GetBoundingBox();
auto i = m_items.begin();
++i;
for( ; i != m_items.end(); ++i )
bbox.Merge( (*i)->GetBoundingBox() );
centre = bbox.Centre();
}
return centre;
}
const BOX2I GERBVIEW_SELECTION::ViewBBox() const
{
EDA_RECT eda_bbox;
if( Size() == 1 )
{
eda_bbox = Front()->GetBoundingBox();
}
else if( Size() > 1 )
{
eda_bbox = Front()->GetBoundingBox();
auto i = m_items.begin();
++i;
for( ; i != m_items.end(); ++i )
eda_bbox.Merge( (*i)->GetBoundingBox() );
}
return BOX2I( eda_bbox.GetOrigin(), eda_bbox.GetSize() );
}