object_2d.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2015-2016 Mario Luzeiro <[email protected]>
 * Copyright (C) 1992-2021 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 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 _OBJECT_2D_H_
#define _OBJECT_2D_H_

#include "bbox_2d.h"

class BOARD_ITEM;

enum class INTERSECTION_RESULT
{
 MISSES,
 INTERSECTS,
 FULL_INSIDE
};


enum class OBJECT_2D_TYPE
{
 FILLED_CIRCLE,
 CSG,
 POLYGON,
 DUMMYBLOCK,
 POLYGON4PT,
 RING,
 ROUNDSEG,
 TRIANGLE,
 CONTAINER,
 BVHCONTAINER,
 MAX
};


class OBJECT_2D
{
public:
 OBJECT_2D( OBJECT_2D_TYPE aObjType, const BOARD_ITEM& aBoardItem );
 virtual ~OBJECT_2D() {}

 const BOARD_ITEM& GetBoardItem() const { return m_boardItem; }

 virtual bool Overlaps( const BBOX_2D& aBBox ) const = 0;

 virtual bool Intersects( const BBOX_2D& aBBox ) const = 0;

 virtual bool Intersect( const RAYSEG2D& aSegRay, float* aOutT, SFVEC2F* aNormalOut ) const = 0;

 virtual INTERSECTION_RESULT IsBBoxInside( const BBOX_2D& aBBox ) const = 0;

 virtual bool IsPointInside( const SFVEC2F& aPoint ) const = 0;

 const BBOX_2D& GetBBox() const { return m_bbox; }

 const SFVEC2F& GetCentroid() const { return m_centroid; }

 OBJECT_2D_TYPE GetObjectType() const { return m_obj_type; }

protected:
 BBOX_2D m_bbox;
 SFVEC2F m_centroid;
 OBJECT_2D_TYPE m_obj_type;

 const BOARD_ITEM& m_boardItem;
};



class OBJECT_2D_STATS
{
public:
 void ResetStats()
 {
 memset( m_counter, 0, sizeof( unsigned int ) * static_cast<int>( OBJECT_2D_TYPE::MAX ) );
 }

 unsigned int GetCountOf( OBJECT_2D_TYPE aObjType ) const
 {
 return m_counter[static_cast<int>( aObjType )];
 }

 void AddOne( OBJECT_2D_TYPE aObjType )
 {
 m_counter[static_cast<int>( aObjType )]++;
 }

 static OBJECT_2D_STATS& Instance()
 {
 if( !s_instance )
 s_instance = new OBJECT_2D_STATS;

 return *s_instance;
 }

private:
 OBJECT_2D_STATS(){ ResetStats(); }
 OBJECT_2D_STATS( const OBJECT_2D_STATS& old );
 const OBJECT_2D_STATS& operator=( const OBJECT_2D_STATS& old );
 ~OBJECT_2D_STATS(){}

 unsigned int m_counter[static_cast<int>( OBJECT_2D_TYPE::MAX )];

 static OBJECT_2D_STATS* s_instance;
};

#endif // _OBJECT_2D_H_