shape_rect.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2013 CERN
 * Copyright (C) 2021-2022 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * @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
 */
 
#ifndef __SHAPE_RECT_H
#define __SHAPE_RECT_H
 
#include <geometry/seg.h>
#include <geometry/shape.h>
#include <geometry/shape_line_chain.h>
#include <math/box2.h>
#include <math/vector2d.h>
#include <trigo.h>
 
class SHAPE_RECT : public SHAPE
{
public:
 SHAPE_RECT() :
 SHAPE( SH_RECT ),
 m_w( 0 ),
 m_h( 0 )
 {}
 
 SHAPE_RECT( const BOX2I& aBox ) :
 SHAPE( SH_RECT ),
 m_p0( aBox.GetPosition() ),
 m_w( aBox.GetWidth() ),
 m_h( aBox.GetHeight() )
 {}
 
 SHAPE_RECT( int aX0, int aY0, int aW, int aH ) :
 SHAPE( SH_RECT ),
 m_p0( aX0, aY0 ),
 m_w( aW ),
 m_h( aH )
 {}
 
 SHAPE_RECT( const VECTOR2I& aP0, int aW, int aH ) :
 SHAPE( SH_RECT ),
 m_p0( aP0 ),
 m_w( aW ),
 m_h( aH )
 {}
 
 SHAPE_RECT( const VECTOR2I& aP0, const VECTOR2I& aP1 ) :
 SHAPE( SH_RECT ),
 m_p0( aP0 ),
 m_w( aP1.x - aP0.x ),
 m_h( aP1.y - aP0.y )
 {}
 
 SHAPE_RECT( const SHAPE_RECT& aOther ) :
 SHAPE( SH_RECT ),
 m_p0( aOther.m_p0 ),
 m_w( aOther.m_w ),
 m_h( aOther.m_h )
 {};
 
 SHAPE* Clone() const override
 {
 return new SHAPE_RECT( *this );
 }
 
 const BOX2I BBox( int aClearance = 0 ) const override
 {
 BOX2I bbox( VECTOR2I( m_p0.x - aClearance, m_p0.y - aClearance ),
 VECTOR2I( m_w + 2 * aClearance, m_h + 2 * aClearance ) );
 return bbox;
 }
 
 SHAPE_RECT GetInflated( int aOffset ) const
 {
 return SHAPE_RECT{
 m_p0 - VECTOR2I( aOffset, aOffset ),
 m_w + 2 * aOffset,
 m_h + 2 * aOffset,
 };
 }
 
 int Diagonal() const
 {
 return VECTOR2I( m_w, m_h ).EuclideanNorm();
 }
 
 int MajorDimension() const
 {
 return std::max( m_w, m_h );
 }
 
 int MinorDimension() const
 {
 return std::min( m_w, m_h );
 }
 
 bool Collide( const SHAPE* aShape, int aClearance, VECTOR2I* aMTV ) const override
 {
 return SHAPE::Collide( aShape, aClearance, aMTV );
 }
 
 bool Collide( const SHAPE* aShape, int aClearance = 0, int* aActual = nullptr,
 VECTOR2I* aLocation = nullptr ) const override
 {
 return SHAPE::Collide( aShape, aClearance, aActual, aLocation );
 }
 
 bool Collide( const SEG& aSeg, int aClearance = 0, int* aActual = nullptr,
 VECTOR2I* aLocation = nullptr ) const override;
 
 const VECTOR2I& GetPosition() const
 {
 return m_p0;
 }
 
 const VECTOR2I GetSize() const
 {
 return VECTOR2I( m_w, m_h );
 }
 
 int GetWidth() const
 {
 return m_w;
 }
 
 int GetHeight() const
 {
 return m_h;
 }
 
 void Move( const VECTOR2I& aVector ) override
 {
 m_p0 += aVector;
 }
 
 void Rotate( const EDA_ANGLE& aAngle, const VECTOR2I& aCenter = { 0, 0 } ) override
 {
 RotatePoint( m_p0, aCenter, aAngle );
 
 if( abs( aAngle.Sin() ) == 1 )
 std::swap( m_h, m_w );
 }
 
 bool IsSolid() const override
 {
 return true;
 }
 
 const SHAPE_LINE_CHAIN Outline() const
 {
 SHAPE_LINE_CHAIN rv;
 rv.Append( m_p0 );
 rv.Append( m_p0.x, m_p0.y + m_h );
 rv.Append( m_p0.x + m_w, m_p0.y + m_h );
 rv.Append( m_p0.x + m_w, m_p0.y );
 rv.Append( m_p0 );
 rv.SetClosed( true );
 return rv;
 }
 
 virtual const std::string Format( bool aCplusPlus = true ) const override;
 
 void TransformToPolygon( SHAPE_POLY_SET& aBuffer, int aError,
 ERROR_LOC aErrorLoc ) const override;
 
private:
 VECTOR2I m_p0; 
 int m_w; 
 int m_h; 
};
 
#endif // __SHAPE_RECT_H