ratsnest_data.h

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/*
 * This program source code file is part of KICAD, a free EDA CAD application.
 *
 * Copyright (C) 2013-2015 CERN
 * Copyright (C) 2019-2021 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * @author Maciej Suminski <[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
 */

#ifndef RATSNEST_DATA_H
#define RATSNEST_DATA_H

#include <core/typeinfo.h>
#include <math/box2.h>

#include <set>
#include <vector>

#include <connectivity/connectivity_algo.h>

class BOARD_ITEM;
class BOARD_CONNECTED_ITEM;
class CN_CLUSTER;

struct CN_PTR_CMP
{
 bool operator()( const CN_ANCHOR_PTR& aItem, const CN_ANCHOR_PTR& bItem ) const
 {
 if( aItem->Pos().x == bItem->Pos().x )
 return aItem->Pos().y < bItem->Pos().y;
 else
 return aItem->Pos().x < bItem->Pos().x;
 }
};

class RN_NET
{
public:
 RN_NET();

 void SetVisible( bool aEnabled );

 void MarkDirty() { m_dirty = true; }

 bool IsDirty() const { return m_dirty; }

 const std::vector<CN_EDGE> GetUnconnected() const { return m_rnEdges; }

 void Update();
 void Clear();

 void AddCluster( std::shared_ptr<CN_CLUSTER> aCluster );

 unsigned int GetNodeCount() const { return m_nodes.size(); }

 const std::vector<CN_EDGE>& GetEdges() const { return m_rnEdges; }

 bool NearestBicoloredPair( const RN_NET& aOtherNet, CN_ANCHOR_PTR& aNode1,
 CN_ANCHOR_PTR& aNode2 ) const;

protected:
 void compute();

 void kruskalMST( const std::vector<CN_EDGE> &aEdges );

 std::multiset<CN_ANCHOR_PTR, CN_PTR_CMP> m_nodes;

 std::vector<CN_EDGE> m_boardEdges;

 std::vector<CN_EDGE> m_rnEdges;

 bool m_dirty;

 class TRIANGULATOR_STATE;

 std::shared_ptr<TRIANGULATOR_STATE> m_triangulator;
};

#endif /* RATSNEST_DATA_H */