shape.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2015 CERN
 * @author Tomasz Wlostowski <[email protected]>
 *
 * 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 <geometry/shape.h>
#include <geometry/shape_arc.h>
#include <geometry/shape_line_chain.h>
#include <geometry/shape_circle.h>
#include <geometry/shape_rect.h>
#include <geometry/shape_segment.h>
#include <geometry/shape_compound.h>
 
bool SHAPE::Parse( std::stringstream& aStream )
{
 assert( false );
 return false;
}
 
 
const std::string SHAPE::Format() const
{
 assert( false );
 return std::string( "" );
}
 
 
int SHAPE::GetClearance( const SHAPE* aOther ) const
{
 int actual_clearance = std::numeric_limits<int>::max();
 std::vector<const SHAPE*> a_shapes;
 std::vector<const SHAPE*> b_shapes;
 
 GetIndexableSubshapes( a_shapes );
 aOther->GetIndexableSubshapes( b_shapes );
 
 if( GetIndexableSubshapeCount() == 0 )
 a_shapes.push_back( this );
 
 if( aOther->GetIndexableSubshapeCount() == 0 )
 b_shapes.push_back( aOther );
 
 for( const SHAPE* a : a_shapes )
 {
 for( const SHAPE* b : b_shapes )
 {
 int temp_dist = 0;
 a->Collide( b, std::numeric_limits<int>::max() / 2, &temp_dist );
 
 if( temp_dist < actual_clearance )
 actual_clearance = temp_dist;
 }
 }
 
 return actual_clearance;
}