kicad/pcbnew/router/pns_via.h

183 lines
4.2 KiB
C++

/*
* KiRouter - a push-and-(sometimes-)shove PCB router
*
* Copyright (C) 2013-2014 CERN
* Copyright (C) 2016-2020 KiCad Developers, see AUTHORS.txt for contributors.
* Author: Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
*
* 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/>.
*/
#ifndef __PNS_VIA_H
#define __PNS_VIA_H
#include <geometry/shape_line_chain.h>
#include <geometry/shape_circle.h>
#include <math/box2.h>
#include "track.h"
#include "pns_item.h"
namespace PNS {
class NODE;
// uniquely identifies a VIA within a NODE without using pointers. Used to
// simplify (or complexifiy, depending on the point of view) the pointer management
// in PNS::NODE. Sooner or later I'll have to fix it for good using smart pointers - twl
struct VIA_HANDLE
{
bool valid = false;
VECTOR2I pos;
LAYER_RANGE layers;
int net;
};
class VIA : public ITEM
{
public:
VIA() :
ITEM( VIA_T )
{
m_diameter = 2; // Dummy value
m_drill = 0;
m_viaType = VIATYPE::THROUGH;
}
VIA( const VECTOR2I& aPos, const LAYER_RANGE& aLayers, int aDiameter, int aDrill, int aNet = -1,
VIATYPE aViaType = VIATYPE::THROUGH )
: ITEM( VIA_T )
{
SetNet( aNet );
SetLayers( aLayers );
m_pos = aPos;
m_diameter = aDiameter;
m_drill = aDrill;
m_shape = SHAPE_CIRCLE( aPos, aDiameter / 2 );
m_alternateShape = SHAPE_CIRCLE( m_pos, aDrill / 2 );
m_viaType = aViaType;
}
VIA( const VIA& aB ) :
ITEM( aB )
{
SetNet( aB.Net() );
SetLayers( aB.Layers() );
m_pos = aB.m_pos;
m_diameter = aB.m_diameter;
m_shape = SHAPE_CIRCLE( m_pos, m_diameter / 2 );
m_alternateShape = SHAPE_CIRCLE( m_pos, aB.m_drill / 2 );
m_marker = aB.m_marker;
m_rank = aB.m_rank;
m_drill = aB.m_drill;
m_viaType = aB.m_viaType;
}
static inline bool ClassOf( const ITEM* aItem )
{
return aItem && VIA_T == aItem->Kind();
}
const VECTOR2I& Pos() const
{
return m_pos;
}
void SetPos( const VECTOR2I& aPos )
{
m_pos = aPos;
m_shape.SetCenter( aPos );
}
VIATYPE ViaType() const
{
return m_viaType;
}
void SetViaType( VIATYPE aViaType )
{
m_viaType = aViaType;
}
int Diameter() const
{
return m_diameter;
}
void SetDiameter( int aDiameter )
{
m_diameter = aDiameter;
m_shape.SetRadius( m_diameter / 2 );
}
int Drill() const
{
return m_drill;
}
void SetDrill( int aDrill )
{
m_drill = aDrill;
}
bool PushoutForce( NODE* aNode,
const VECTOR2I& aDirection,
VECTOR2I& aForce,
bool aSolidsOnly = true,
int aMaxIterations = 10 );
const SHAPE* Shape() const override
{
return &m_shape;
}
const SHAPE* AlternateShape() const override
{
return &m_alternateShape;
}
VIA* Clone() const override;
const SHAPE_LINE_CHAIN Hull( int aClearance = 0, int aWalkaroundThickness = 0, int aLayer = -1 ) const override;
virtual VECTOR2I Anchor( int n ) const override
{
return m_pos;
}
virtual int AnchorCount() const override
{
return 1;
}
OPT_BOX2I ChangedArea( const VIA* aOther ) const;
const VIA_HANDLE MakeHandle() const;
private:
int m_diameter;
int m_drill;
VECTOR2I m_pos;
SHAPE_CIRCLE m_shape;
SHAPE_CIRCLE m_alternateShape;
VIATYPE m_viaType;
};
}
#endif