pcad_polygon.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2007, 2008 Lubo Racko <[email protected]>
 * Copyright (C) 2007, 2008, 2012-2013 Alexander Lunev <[email protected]>
 * Copyright (C) 2017-2023 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 <pcad/pcad_polygon.h>
 
#include <board.h>
#include <footprint.h>
#include <pcb_shape.h>
#include <math/util.h> // for KiROUND
#include <xnode.h>
#include <zone.h>
 
#include <wx/string.h>
 
namespace PCAD2KICAD {
 
PCAD_POLYGON::PCAD_POLYGON( PCAD_CALLBACKS* aCallbacks, BOARD* aBoard, int aPCadLayer ) :
 PCAD_PCB_COMPONENT( aCallbacks, aBoard )
{
 m_Width = 0;
 
 // P-CAD polygons are similar to zones (and we're going to convert them as such), except
 // that they don't avoid other copper pours. So effectively they're very-high-priority
 // zones.
 m_Priority = 100000;
 
 m_ObjType = wxT( 'Z' );
 m_PCadLayer = aPCadLayer;
 m_KiCadLayer = GetKiCadLayer();
 m_filled = true;
}
 
 
PCAD_POLYGON::~PCAD_POLYGON()
{
 int i, island;
 
 for( i = 0; i < (int) m_Outline.GetCount(); i++ )
 delete m_Outline[i];
 
 for( island = 0; island < (int) m_Cutouts.GetCount(); island++ )
 {
 for( i = 0; i < (int) m_Cutouts[island]->GetCount(); i++ )
 delete (*m_Cutouts[island])[i];
 
 delete m_Cutouts[island];
 }
 
 for( island = 0; island < (int) m_Islands.GetCount(); island++ )
 {
 for( i = 0; i < (int) m_Islands[island]->GetCount(); i++ )
 delete (*m_Islands[island])[i];
 
 delete m_Islands[island];
 }
}
 
void PCAD_POLYGON::AssignNet( const wxString& aNetName )
{
 m_Net = aNetName;
 m_NetCode = GetNetCode( m_Net );
}
 
void PCAD_POLYGON::SetOutline( VERTICES_ARRAY* aOutline )
{
 int i;
 
 m_Outline.Empty();
 
 for( i = 0; i < (int) aOutline->GetCount(); i++ )
 m_Outline.Add( new wxRealPoint( (*aOutline)[i]->x, (*aOutline)[i]->y ) );
 
 if( m_Outline.Count() > 0 )
 {
 m_PositionX = m_Outline[0]->x;
 m_PositionY = m_Outline[0]->y;
 }
}
 
void PCAD_POLYGON::FormPolygon( XNODE* aNode, VERTICES_ARRAY* aPolygon,
 const wxString& aDefaultUnits, const wxString& aActualConversion )
{
 XNODE* lNode;
 double x, y;
 
 lNode = FindNode( aNode, wxT( "pt" ) );
 
 while( lNode )
 {
 if( lNode->GetName() == wxT( "pt" ) )
 {
 SetDoublePrecisionPosition( lNode->GetNodeContent(), aDefaultUnits, &x, &y,
 aActualConversion );
 aPolygon->Add( new wxRealPoint( x, y ) );
 }
 
 lNode = lNode->GetNext();
 }
}
 
 
bool PCAD_POLYGON::Parse( XNODE* aNode, const wxString& aDefaultUnits,
 const wxString& aActualConversion )
{
 XNODE* lNode;
 wxString propValue;
 
 lNode = FindNode( aNode, wxT( "netNameRef" ) );
 
 if( lNode )
 {
 lNode->GetAttribute( wxT( "Name" ), &propValue );
 propValue.Trim( false );
 propValue.Trim( true );
 m_Net = propValue;
 m_NetCode = GetNetCode( m_Net );
 }
 
 // retrieve polygon outline
 FormPolygon( aNode, &m_Outline, aDefaultUnits, aActualConversion );
 
 m_PositionX = m_Outline[0]->x;
 m_PositionY = m_Outline[0]->y;
 
 // fill the polygon with the same contour as its outline is
 m_Islands.Add( new VERTICES_ARRAY );
 FormPolygon( aNode, m_Islands[0], aDefaultUnits, aActualConversion );
 
 return true;
}
 
 
void PCAD_POLYGON::AddToBoard( FOOTPRINT* aFootprint )
{
 if( m_Outline.GetCount() > 0 )
 {
 if( aFootprint )
 {
 PCB_SHAPE* dwg = new PCB_SHAPE( aFootprint, SHAPE_T::POLY );
 aFootprint->Add( dwg );
 
 dwg->SetStroke( STROKE_PARAMS( 0 ) );
 dwg->SetLayer( m_KiCadLayer );
 
 auto outline = new std::vector<VECTOR2I>;
 
 for( auto point : m_Outline )
 outline->push_back( VECTOR2I( point->x, point->y ) );
 
 dwg->SetPolyPoints( *outline );
 dwg->SetStart( *outline->begin() );
 dwg->SetEnd( outline->back() );
 dwg->Rotate( { 0, 0 }, aFootprint->GetOrientation() );
 dwg->Move( aFootprint->GetPosition() );
 
 delete( outline );
 }
 else
 {
 ZONE* zone = new ZONE( m_board );
 m_board->Add( zone, ADD_MODE::APPEND );
 
 zone->SetLayer( m_KiCadLayer );
 zone->SetNetCode( m_NetCode );
 
 // add outline
 for( int i = 0; i < (int) m_Outline.GetCount(); i++ )
 {
 zone->AppendCorner( VECTOR2I( KiROUND( m_Outline[i]->x ),
 KiROUND( m_Outline[i]->y ) ), -1 );
 }
 
 zone->SetLocalClearance( m_Width );
 
 zone->SetAssignedPriority( m_Priority );
 
 zone->SetBorderDisplayStyle( ZONE_BORDER_DISPLAY_STYLE::DIAGONAL_EDGE,
 zone->GetDefaultHatchPitch(), true );
 
 if ( m_ObjType == wxT( 'K' ) )
 {
 zone->SetIsRuleArea( true );
 zone->SetDoNotAllowTracks( true );
 zone->SetDoNotAllowVias( true );
 zone->SetDoNotAllowPads( true );
 zone->SetDoNotAllowCopperPour( true );
 zone->SetDoNotAllowFootprints( false );
 }
 else if( m_ObjType == wxT( 'C' ) )
 {
 // convert cutouts to keepouts because standalone cutouts are not supported in KiCad
 zone->SetIsRuleArea( true );
 zone->SetDoNotAllowCopperPour( true );
 zone->SetDoNotAllowTracks( false );
 zone->SetDoNotAllowVias( false );
 zone->SetDoNotAllowPads( false );
 zone->SetDoNotAllowFootprints( false );
 }
 
 //if( m_filled )
 // zone->BuildFilledPolysListData( m_board );
 }
 }
}
 
 
void PCAD_POLYGON::Flip()
{
 PCAD_PCB_COMPONENT::Flip();
 
 m_KiCadLayer = FlipLayer( m_KiCadLayer );
}
 
 
void PCAD_POLYGON::SetPosOffset( int aX_offs, int aY_offs )
{
 int i, island;
 
 PCAD_PCB_COMPONENT::SetPosOffset( aX_offs, aY_offs );
 
 for( i = 0; i < (int) m_Outline.GetCount(); i++ )
 {
 m_Outline[i]->x += aX_offs;
 m_Outline[i]->y += aY_offs;
 }
 
 for( island = 0; island < (int) m_Islands.GetCount(); island++ )
 {
 for( i = 0; i < (int) m_Islands[island]->GetCount(); i++ )
 {
 (*m_Islands[island])[i]->x += aX_offs;
 (*m_Islands[island])[i]->y += aY_offs;
 }
 }
 
 for( island = 0; island < (int) m_Cutouts.GetCount(); island++ )
 {
 for( i = 0; i < (int) m_Cutouts[island]->GetCount(); i++ )
 {
 (*m_Cutouts[island])[i]->x += aX_offs;
 (*m_Cutouts[island])[i]->y += aY_offs;
 }
 }
}
 
} // namespace PCAD2KICAD