kicad/eeschema/sch_junction.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2009 Jean-Pierre Charras, jp.charras at wanadoo.fr
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* Copyright (C) 1992-2022 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
*/
#include <sch_draw_panel.h>
#include <trigo.h>
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#include <common.h>
#include <plotters/plotter.h>
#include <bitmaps.h>
#include <core/mirror.h>
#include <geometry/shape_rect.h>
#include <sch_painter.h>
#include <sch_junction.h>
#include <sch_connection.h>
#include <schematic.h>
#include <settings/color_settings.h>
#include <connection_graph.h>
SCH_JUNCTION::SCH_JUNCTION( const VECTOR2I& aPosition, int aDiameter, SCH_LAYER_ID aLayer ) :
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SCH_ITEM( nullptr, SCH_JUNCTION_T )
{
m_pos = aPosition;
m_color = COLOR4D::UNSPECIFIED;
m_diameter = aDiameter;
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m_layer = aLayer;
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m_lastResolvedDiameter = KiROUND( schIUScale.MilsToIU( DEFAULT_WIRE_WIDTH_MILS ) * 1.7 );
m_lastResolvedColor = COLOR4D::UNSPECIFIED;
}
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EDA_ITEM* SCH_JUNCTION::Clone() const
{
return new SCH_JUNCTION( *this );
}
void SCH_JUNCTION::SwapData( SCH_ITEM* aItem )
{
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wxCHECK_RET( ( aItem != nullptr ) && ( aItem->Type() == SCH_JUNCTION_T ),
wxT( "Cannot swap junction data with invalid item." ) );
SCH_JUNCTION* item = (SCH_JUNCTION*) aItem;
std::swap( m_pos, item->m_pos );
std::swap( m_diameter, item->m_diameter );
std::swap( m_color, item->m_color );
}
void SCH_JUNCTION::ViewGetLayers( int aLayers[], int& aCount ) const
{
aCount = 2;
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aLayers[0] = m_layer;
aLayers[1] = LAYER_SELECTION_SHADOWS;
}
SHAPE_CIRCLE SCH_JUNCTION::getEffectiveShape() const
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{
if( m_diameter != 0 )
m_lastResolvedDiameter = m_diameter;
else if( Schematic() )
m_lastResolvedDiameter = Schematic()->Settings().m_JunctionSize;
else
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m_lastResolvedDiameter = schIUScale.MilsToIU( DEFAULT_JUNCTION_DIAM );
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if( m_lastResolvedDiameter != 1 ) // Diameter 1 means user doesn't want to draw junctions
{
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// If we know what we're connected to, then enforce a minimum size of 170% of the
// connected wire width:
if( !IsConnectivityDirty() )
{
m_lastResolvedDiameter = std::max<int>( m_lastResolvedDiameter,
GetEffectiveNetClass()->GetWireWidth() * 1.7 );
}
}
return SHAPE_CIRCLE( m_pos, std::max( m_lastResolvedDiameter / 2, 1 ) );
}
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const BOX2I SCH_JUNCTION::GetBoundingBox() const
{
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BOX2I bbox( m_pos );
bbox.Inflate( getEffectiveShape().GetRadius() );
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return bbox;
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}
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void SCH_JUNCTION::Print( const RENDER_SETTINGS* aSettings, const VECTOR2I& aOffset )
{
wxDC* DC = aSettings->GetPrintDC();
COLOR4D color = GetJunctionColor();
if( color == COLOR4D::UNSPECIFIED )
color = aSettings->GetLayerColor( GetLayer() );
SHAPE_CIRCLE circle = getEffectiveShape();
GRFilledCircle( DC, circle.GetCenter() + aOffset, circle.GetRadius(), 0, color, color );
}
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void SCH_JUNCTION::MirrorVertically( int aCenter )
{
MIRROR( m_pos.y, aCenter );
}
void SCH_JUNCTION::MirrorHorizontally( int aCenter )
{
MIRROR( m_pos.x, aCenter );
}
void SCH_JUNCTION::Rotate( const VECTOR2I& aCenter )
{
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RotatePoint( m_pos, aCenter, ANGLE_90 );
}
void SCH_JUNCTION::GetEndPoints( std::vector <DANGLING_END_ITEM>& aItemList )
{
DANGLING_END_ITEM item( JUNCTION_END, this, m_pos );
aItemList.push_back( item );
}
std::vector<VECTOR2I> SCH_JUNCTION::GetConnectionPoints() const
{
return { m_pos };
}
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#if defined(DEBUG)
void SCH_JUNCTION::Show( int nestLevel, std::ostream& os ) const
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{
// XML output:
wxString s = GetClass();
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NestedSpace( nestLevel, os ) << '<' << s.Lower().mb_str() << m_pos << wxS( ", " ) << m_diameter
<< wxS( "/>\n" );
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}
#endif
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void SCH_JUNCTION::SetDiameter( int aDiameter )
{
m_diameter = aDiameter;
m_lastResolvedDiameter = aDiameter;
}
COLOR4D SCH_JUNCTION::GetJunctionColor() const
{
if( m_color != COLOR4D::UNSPECIFIED )
m_lastResolvedColor = m_color;
else if( !IsConnectivityDirty() )
m_lastResolvedColor = GetEffectiveNetClass()->GetSchematicColor();
return m_lastResolvedColor;
}
void SCH_JUNCTION::SetColor( const COLOR4D& aColor )
{
m_color = aColor;
m_lastResolvedColor = aColor;
}
int SCH_JUNCTION::GetEffectiveDiameter() const
{
return getEffectiveShape().GetRadius() * 2;
}
bool SCH_JUNCTION::HitTest( const VECTOR2I& aPosition, int aAccuracy ) const
{
if( aAccuracy >= 0 )
return getEffectiveShape().Collide( SEG( aPosition, aPosition ), aAccuracy );
else
return aPosition == m_pos;
}
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bool SCH_JUNCTION::HitTest( const BOX2I& aRect, bool aContained, int aAccuracy ) const
{
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if( m_flags & STRUCT_DELETED || m_flags & SKIP_STRUCT )
return false;
if( aContained )
{
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BOX2I selRect( aRect );
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return selRect.Inflate( aAccuracy ).Contains( GetBoundingBox() );
}
else
{
SHAPE_CIRCLE junction = getEffectiveShape();
SHAPE_RECT selRect( aRect.GetPosition(), aRect.GetWidth(), aRect.GetHeight() );
return selRect.Collide( &junction, aAccuracy );
}
}
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bool SCH_JUNCTION::doIsConnected( const VECTOR2I& aPosition ) const
{
return m_pos == aPosition;
}
void SCH_JUNCTION::Plot( PLOTTER* aPlotter, bool aBackground ) const
{
if( aBackground )
return;
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RENDER_SETTINGS* settings = aPlotter->RenderSettings();
COLOR4D color = GetJunctionColor();
if( color == COLOR4D::UNSPECIFIED )
color = settings->GetLayerColor( GetLayer() );
aPlotter->SetColor( color );
aPlotter->Circle( m_pos, GetEffectiveDiameter(), FILL_T::FILLED_SHAPE );
}
BITMAPS SCH_JUNCTION::GetMenuImage() const
{
return BITMAPS::add_junction;
}
bool SCH_JUNCTION::operator <( const SCH_ITEM& aItem ) const
{
if( Type() != aItem.Type() )
return Type() < aItem.Type();
if( GetLayer() != aItem.GetLayer() )
return GetLayer() < aItem.GetLayer();
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const SCH_JUNCTION* junction = static_cast<const SCH_JUNCTION*>( &aItem );
if( GetPosition().x != junction->GetPosition().x )
return GetPosition().x < junction->GetPosition().x;
if( GetPosition().y != junction->GetPosition().y )
return GetPosition().y < junction->GetPosition().y;
if( GetDiameter() != junction->GetDiameter() )
return GetDiameter() < junction->GetDiameter();
return GetColor() < junction->GetColor();
}