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kicad/pcbnew/tools/convert_tool.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 1992-2023 KiCad Developers, see AUTHORS.txt for contributors.
* @author Jon Evans <jon@craftyjon.com>
*
* 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 <bitmaps.h>
#include <dialog_shim.h>
#include <wx/statline.h>
#include <wx/checkbox.h>
#include <wx/button.h>
#include <wx/radiobut.h>
#include <widgets/unit_binder.h>
#include <board.h>
#include <board_commit.h>
#include <board_design_settings.h>
#include <collectors.h>
#include <confirm.h>
#include <convert_basic_shapes_to_polygon.h>
#include <footprint.h>
#include <footprint_edit_frame.h>
#include <geometry/shape_compound.h>
#include <pcb_edit_frame.h>
#include <pcb_shape.h>
#include <pcb_track.h>
#include <tool/tool_manager.h>
#include <tools/edit_tool.h>
#include <tools/pcb_actions.h>
#include <tools/pcb_selection_tool.h>
#include <trigo.h>
#include <macros.h>
#include <zone.h>
#include "convert_tool.h"
class CONVERT_SETTINGS_DIALOG : public DIALOG_SHIM
{
public:
CONVERT_SETTINGS_DIALOG( EDA_DRAW_FRAME* aParent, CONVERT_SETTINGS* aSettings ) :
DIALOG_SHIM( aParent, wxID_ANY, _( "Conversion Settings" ), wxDefaultPosition,
wxDefaultSize, wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER ),
m_settings( aSettings )
{
wxBoxSizer* mainSizer = new wxBoxSizer( wxVERTICAL );
wxBoxSizer* topSizer = new wxBoxSizer( wxVERTICAL );
SetSizer( mainSizer );
m_rbMimicLineWidth = new wxRadioButton( this, wxID_ANY, _( "Copy line width of first object" ) );
topSizer->Add( m_rbMimicLineWidth, 0, wxLEFT|wxRIGHT, 5 );
topSizer->AddSpacer( 6 );
m_rbCenterline = new wxRadioButton( this, wxID_ANY, _( "Use centerlines" ) );
topSizer->Add( m_rbCenterline, 0, wxLEFT|wxRIGHT, 5 );
topSizer->AddSpacer( 6 );
m_rbEnvelope = new wxRadioButton( this, wxID_ANY, _( "Create bounding hull" ) );
topSizer->Add( m_rbEnvelope, 0, wxLEFT|wxRIGHT, 5 );
m_gapLabel = new wxStaticText( this, wxID_ANY, _( "Gap:" ) );
m_gapCtrl = new wxTextCtrl( this, wxID_ANY );
m_gapUnits = new wxStaticText( this, wxID_ANY, _( "mm" ) );
m_gap = new UNIT_BINDER( aParent, m_gapLabel, m_gapCtrl, m_gapUnits );
m_widthLabel = new wxStaticText( this, wxID_ANY, _( "Line width:" ) );
m_widthCtrl = new wxTextCtrl( this, wxID_ANY );
m_widthUnits = new wxStaticText( this, wxID_ANY, _( "mm" ) );
m_width = new UNIT_BINDER( aParent, m_widthLabel, m_widthCtrl, m_widthUnits );
wxBoxSizer* hullParamsSizer = new wxBoxSizer( wxHORIZONTAL );
hullParamsSizer->Add( m_gapLabel, 0, wxALIGN_CENTRE_VERTICAL, 5 );
hullParamsSizer->Add( m_gapCtrl, 1, wxALIGN_CENTRE_VERTICAL|wxLEFT|wxRIGHT, 3 );
hullParamsSizer->Add( m_gapUnits, 0, wxALIGN_CENTRE_VERTICAL, 5 );
hullParamsSizer->AddSpacer( 18 );
hullParamsSizer->Add( m_widthLabel, 0, wxALIGN_CENTRE_VERTICAL, 5 );
hullParamsSizer->Add( m_widthCtrl, 1, wxALIGN_CENTRE_VERTICAL|wxLEFT|wxRIGHT, 3 );
hullParamsSizer->Add( m_widthUnits, 0, wxALIGN_CENTRE_VERTICAL, 5 );
topSizer->AddSpacer( 2 );
topSizer->Add( hullParamsSizer, 0, wxLEFT, 26 );
topSizer->AddSpacer( 15 );
m_cbDeleteOriginals = new wxCheckBox( this, wxID_ANY, _( "Delete source objects after conversion" ) );
topSizer->Add( m_cbDeleteOriginals, 0, wxALL, 5 );
wxStaticLine* line = new wxStaticLine( this, wxID_ANY, wxDefaultPosition, wxDefaultSize,
wxLI_HORIZONTAL );
topSizer->Add( line, 0, wxLEFT|wxRIGHT|wxTOP|wxEXPAND, 5 );
mainSizer->Add( topSizer, 1, wxALL|wxEXPAND, 10 );
wxBoxSizer* buttonsSizer = new wxBoxSizer( wxHORIZONTAL );
buttonsSizer->AddStretchSpacer();
wxStdDialogButtonSizer* sdbSizer = new wxStdDialogButtonSizer();
wxButton* sdbSizerOK = new wxButton( this, wxID_OK );
sdbSizer->AddButton( sdbSizerOK );
wxButton* sdbSizerCancel = new wxButton( this, wxID_CANCEL );
sdbSizer->AddButton( sdbSizerCancel );
sdbSizer->Realize();
buttonsSizer->Add( sdbSizer, 1, 0, 5 );
mainSizer->Add( buttonsSizer, 0, wxLEFT|wxRIGHT|wxBOTTOM|wxEXPAND, 5 );
SetupStandardButtons();
m_rbMimicLineWidth->Connect( wxEVT_COMMAND_RADIOBUTTON_SELECTED,
wxCommandEventHandler( CONVERT_SETTINGS_DIALOG::onRadioButton ),
nullptr, this );
m_rbCenterline->Connect( wxEVT_COMMAND_RADIOBUTTON_SELECTED,
wxCommandEventHandler( CONVERT_SETTINGS_DIALOG::onRadioButton ),
nullptr, this );
m_rbEnvelope->Connect( wxEVT_COMMAND_RADIOBUTTON_SELECTED,
wxCommandEventHandler( CONVERT_SETTINGS_DIALOG::onRadioButton ),
nullptr, this );
finishDialogSettings();
}
~CONVERT_SETTINGS_DIALOG()
{
delete m_gap;
delete m_width;
};
protected:
bool TransferDataToWindow() override
{
switch( m_settings->m_Strategy )
{
case COPY_LINEWIDTH: m_rbMimicLineWidth->SetValue( true ); break;
case CENTERLINE: m_rbCenterline->SetValue( true ); break;
case BOUNDING_HULL: m_rbEnvelope->SetValue( true ); break;
}
m_gap->Enable( m_rbEnvelope->GetValue() );
m_width->Enable( m_rbEnvelope->GetValue() );
m_gap->SetValue( m_settings->m_Gap );
m_width->SetValue( m_settings->m_LineWidth );
m_cbDeleteOriginals->SetValue( m_settings->m_DeleteOriginals );
return true;
}
bool TransferDataFromWindow() override
{
if( m_rbEnvelope->GetValue() )
m_settings->m_Strategy = BOUNDING_HULL;
else if( m_rbCenterline->GetValue() )
m_settings->m_Strategy = CENTERLINE;
else
m_settings->m_Strategy = COPY_LINEWIDTH;
m_settings->m_Gap = m_gap->GetValue();
m_settings->m_LineWidth = m_width->GetValue();
m_settings->m_DeleteOriginals = m_cbDeleteOriginals->GetValue();
return true;
}
void onRadioButton( wxCommandEvent& aEvent )
{
m_gap->Enable( m_rbEnvelope->GetValue() );
m_width->Enable( m_rbEnvelope->GetValue() );
}
private:
CONVERT_SETTINGS* m_settings;
wxRadioButton* m_rbMimicLineWidth;
wxRadioButton* m_rbCenterline;
wxRadioButton* m_rbEnvelope;
wxStaticText* m_gapLabel;
wxTextCtrl* m_gapCtrl;
wxStaticText* m_gapUnits;
UNIT_BINDER* m_gap;
wxStaticText* m_widthLabel;
wxTextCtrl* m_widthCtrl;
wxStaticText* m_widthUnits;
UNIT_BINDER* m_width;
wxCheckBox* m_cbDeleteOriginals;
};
CONVERT_TOOL::CONVERT_TOOL() :
TOOL_INTERACTIVE( "pcbnew.Convert" ),
m_selectionTool( nullptr ),
m_menu( nullptr ),
m_frame( nullptr )
{
m_userSettings.m_Strategy = CENTERLINE;
m_userSettings.m_Gap = 0;
m_userSettings.m_LineWidth = 0;
m_userSettings.m_DeleteOriginals = true;
}
CONVERT_TOOL::~CONVERT_TOOL()
{
delete m_menu;
}
using S_C = SELECTION_CONDITIONS;
using P_S_C = PCB_SELECTION_CONDITIONS;
bool CONVERT_TOOL::Init()
{
m_selectionTool = m_toolMgr->GetTool<PCB_SELECTION_TOOL>();
m_frame = getEditFrame<PCB_BASE_FRAME>();
// Create a context menu and make it available through selection tool
m_menu = new CONDITIONAL_MENU( this );
m_menu->SetIcon( BITMAPS::convert );
m_menu->SetTitle( _( "Create from Selection" ) );
auto graphicLines = S_C::OnlyTypes( { PCB_SHAPE_LOCATE_SEGMENT_T, PCB_SHAPE_LOCATE_RECT_T,
PCB_SHAPE_LOCATE_CIRCLE_T, PCB_SHAPE_LOCATE_ARC_T,
PCB_SHAPE_LOCATE_BEZIER_T } )
&& P_S_C::SameLayer();
auto graphicToTrack = S_C::OnlyTypes( { PCB_SHAPE_LOCATE_SEGMENT_T, PCB_SHAPE_LOCATE_ARC_T } );
auto anyTracks = S_C::MoreThan( 0 ) && S_C::OnlyTypes( { PCB_TRACE_T, PCB_ARC_T, PCB_VIA_T } )
&& P_S_C::SameLayer();
auto anyPolys = S_C::OnlyTypes( { PCB_ZONE_T, PCB_SHAPE_LOCATE_POLY_T, PCB_SHAPE_LOCATE_RECT_T } );
auto canCreateArcs = S_C::Count( 1 )
&& S_C::OnlyTypes( { PCB_TRACE_T, PCB_SHAPE_LOCATE_SEGMENT_T } );
auto canCreateArray = S_C::MoreThan( 0 );
auto canCreatePolyType = graphicLines || anyPolys || anyTracks;
auto canCreateLines = anyPolys;
auto canCreateTracks = anyPolys || graphicToTrack;
auto canCreate = canCreatePolyType
|| canCreateLines
|| canCreateTracks
|| canCreateArcs
|| canCreateArray;
m_menu->AddItem( PCB_ACTIONS::convertToPoly, canCreatePolyType );
m_menu->AddItem( PCB_ACTIONS::convertToZone, canCreatePolyType );
m_menu->AddItem( PCB_ACTIONS::convertToKeepout, canCreatePolyType );
m_menu->AddItem( PCB_ACTIONS::convertToLines, canCreateLines );
m_menu->AppendSeparator();
// Currently the code exists, but tracks are not really existing in footprints
// only segments on copper layers
if( m_frame->IsType( FRAME_PCB_EDITOR ) )
m_menu->AddItem( PCB_ACTIONS::convertToTracks, canCreateTracks );
m_menu->AddItem( PCB_ACTIONS::convertToArc, canCreateArcs );
m_menu->AppendSeparator();
m_menu->AddItem( PCB_ACTIONS::createArray, canCreateArray );
CONDITIONAL_MENU& selToolMenu = m_selectionTool->GetToolMenu().GetMenu();
selToolMenu.AddMenu( m_menu, canCreate, 100 );
return true;
}
int CONVERT_TOOL::CreatePolys( const TOOL_EVENT& aEvent )
{
std::vector<SHAPE_POLY_SET> polys;
PCB_LAYER_ID destLayer = m_frame->GetActiveLayer();
FOOTPRINT* parentFootprint = nullptr;
PCB_SELECTION& selection = m_selectionTool->RequestSelection(
[]( const VECTOR2I& aPt, GENERAL_COLLECTOR& aCollector, PCB_SELECTION_TOOL* sTool )
{
} );
if( selection.Empty() )
return 0;
auto getPolys =
[&]( CONVERT_SETTINGS cfg )
{
polys.clear();
for( EDA_ITEM* item : selection )
item->ClearTempFlags();
SHAPE_POLY_SET polySet;
polySet.Append( makePolysFromClosedGraphics( selection.GetItems(), cfg.m_Strategy ) );
polySet.Append( makePolysFromChainedSegs( selection.GetItems(), cfg.m_Strategy ) );
if( cfg.m_Strategy == BOUNDING_HULL )
polySet.Append( makePolysFromOpenGraphics( selection.GetItems(), cfg.m_Gap ) );
if( polySet.IsEmpty() )
return false;
if( cfg.m_Strategy == BOUNDING_HULL )
{
polySet.ClearArcs();
polySet.Simplify( SHAPE_POLY_SET::PM_FAST );
}
for( int ii = 0; ii < polySet.OutlineCount(); ++ii )
{
polys.emplace_back( SHAPE_POLY_SET( polySet.COutline( ii ) ) );
for( int jj = 0; jj < polySet.HoleCount( ii ); ++jj )
polys.back().AddHole( polySet.Hole( ii, jj ) );
}
return true;
};
// Pre-flight getPolys() to see if there's anything to convert.
CONVERT_SETTINGS preflightSettings = m_userSettings;
preflightSettings.m_Strategy = BOUNDING_HULL;
if( !getPolys( preflightSettings ) )
return 0;
if( BOARD_ITEM* item = dynamic_cast<BOARD_ITEM*>( selection.Front() ) )
parentFootprint = item->GetParentFootprint();
BOARD_DESIGN_SETTINGS& bds = m_frame->GetBoard()->GetDesignSettings();
PCB_LAYER_ID layer = m_frame->GetActiveLayer();
BOARD_COMMIT commit( m_frame );
if( aEvent.IsAction( &PCB_ACTIONS::convertToPoly ) )
{
CONVERT_SETTINGS_DIALOG dlg( m_frame, &m_userSettings );
if( dlg.ShowModal() != wxID_OK )
return 0;
CONVERT_SETTINGS resolvedSettings = m_userSettings;
if( resolvedSettings.m_LineWidth == 0 )
resolvedSettings.m_LineWidth = bds.m_LineThickness[ bds.GetLayerClass( layer ) ];
if( resolvedSettings.m_Strategy == BOUNDING_HULL )
{
if( resolvedSettings.m_Gap > 0 )
resolvedSettings.m_Gap += KiROUND( (double) resolvedSettings.m_LineWidth / 2 );
}
if( !getPolys( resolvedSettings ) )
return 0;
for( const SHAPE_POLY_SET& poly : polys )
{
PCB_SHAPE* graphic = new PCB_SHAPE( parentFootprint );
if( resolvedSettings.m_Strategy == COPY_LINEWIDTH )
{
BOARD_ITEM* topLeftItem = nullptr;
VECTOR2I pos;
for( EDA_ITEM* item : selection )
{
if( BOARD_ITEM* candidate = dynamic_cast<BOARD_ITEM*>( item ) )
{
if( candidate->HasLineStroke() )
{
pos = candidate->GetPosition();
if( !topLeftItem
|| ( pos.x < topLeftItem->GetPosition().x )
|| ( topLeftItem->GetPosition().x == pos.x
&& pos.y < topLeftItem->GetPosition().y ) )
{
topLeftItem = candidate;
resolvedSettings.m_LineWidth = topLeftItem->GetStroke().GetWidth();
}
}
}
}
}
graphic->SetShape( SHAPE_T::POLY );
graphic->SetStroke( STROKE_PARAMS( resolvedSettings.m_LineWidth, PLOT_DASH_TYPE::SOLID,
COLOR4D::UNSPECIFIED ) );
graphic->SetLayer( destLayer );
graphic->SetPolyShape( poly );
commit.Add( graphic );
}
}
else
{
// Creating zone or keepout
PCB_BASE_EDIT_FRAME* frame = getEditFrame<PCB_BASE_EDIT_FRAME>();
BOARD_ITEM_CONTAINER* parent = frame->GetModel();
ZONE_SETTINGS zoneInfo = frame->GetZoneSettings();
bool nonCopper = IsNonCopperLayer( destLayer );
zoneInfo.m_Layers.reset().set( destLayer );
zoneInfo.m_Name.Empty();
int ret;
// No copy-line-width option for zones/keepouts
if( m_userSettings.m_Strategy == COPY_LINEWIDTH )
m_userSettings.m_Strategy = CENTERLINE;
if( aEvent.IsAction( &PCB_ACTIONS::convertToKeepout ) )
{
zoneInfo.SetIsRuleArea( true );
ret = InvokeRuleAreaEditor( frame, &zoneInfo, &m_userSettings );
}
else if( nonCopper )
{
zoneInfo.SetIsRuleArea( false );
ret = InvokeNonCopperZonesEditor( frame, &zoneInfo, &m_userSettings );
}
else
{
zoneInfo.SetIsRuleArea( false );
ret = InvokeCopperZonesEditor( frame, &zoneInfo, &m_userSettings );
}
if( ret == wxID_CANCEL )
return 0;
if( !getPolys( m_userSettings ) )
return 0;
for( const SHAPE_POLY_SET& poly : polys )
{
ZONE* zone = new ZONE( parent );
*zone->Outline() = poly;
zone->HatchBorder();
zoneInfo.ExportSetting( *zone );
commit.Add( zone );
}
}
if( m_userSettings.m_DeleteOriginals )
{
PCB_SELECTION selectionCopy = selection;
m_selectionTool->ClearSelection();
for( EDA_ITEM* item : selectionCopy )
{
if( item->GetFlags() & SKIP_STRUCT )
commit.Remove( item );
}
}
if( aEvent.IsAction( &PCB_ACTIONS::convertToPoly ) )
commit.Push( _( "Convert shapes to polygon" ) );
else
commit.Push( _( "Convert shapes to zone" ) );
return 0;
}
SHAPE_POLY_SET CONVERT_TOOL::makePolysFromChainedSegs( const std::deque<EDA_ITEM*>& aItems,
CONVERT_STRATEGY aStrategy )
{
// TODO: This code has a somewhat-similar purpose to ConvertOutlineToPolygon but is slightly
// different, so this remains a separate algorithm. It might be nice to analyze the dfiferences
// in requirements and refactor this.
// Using a large epsilon here to allow for sloppy drawing can cause the algorithm to miss very
// short segments in a converted bezier. So use an epsilon only large enough to cover for
// rouding errors in the conversion.
int chainingEpsilon = 100; // max dist from one endPt to next startPt in IU
BOARD_DESIGN_SETTINGS& bds = m_frame->GetBoard()->GetDesignSettings();
SHAPE_POLY_SET poly;
// Stores pairs of (anchor, item) where anchor == 0 -> SEG.A, anchor == 1 -> SEG.B
std::map<VECTOR2I, std::vector<std::pair<int, EDA_ITEM*>>> connections;
std::deque<EDA_ITEM*> toCheck;
auto closeEnough =
[]( VECTOR2I aLeft, VECTOR2I aRight, int aLimit )
{
return ( aLeft - aRight ).SquaredEuclideanNorm() <= SEG::Square( aLimit );
};
auto findInsertionPoint =
[&]( VECTOR2I aPoint ) -> VECTOR2I
{
if( connections.count( aPoint ) )
return aPoint;
for( const auto& candidatePair : connections )
{
if( closeEnough( aPoint, candidatePair.first, chainingEpsilon ) )
return candidatePair.first;
}
return aPoint;
};
for( EDA_ITEM* item : aItems )
{
if( std::optional<SEG> seg = getStartEndPoints( item ) )
{
toCheck.push_back( item );
connections[findInsertionPoint( seg->A )].emplace_back( std::make_pair( 0, item ) );
connections[findInsertionPoint( seg->B )].emplace_back( std::make_pair( 1, item ) );
}
}
while( !toCheck.empty() )
{
std::vector<BOARD_ITEM*> insertedItems;
EDA_ITEM* candidate = toCheck.front();
toCheck.pop_front();
if( candidate->GetFlags() & SKIP_STRUCT )
continue;
SHAPE_LINE_CHAIN outline;
auto insert =
[&]( EDA_ITEM* aItem, VECTOR2I aAnchor, bool aDirection )
{
if( aItem->Type() == PCB_ARC_T
|| ( aItem->Type() == PCB_SHAPE_T
&& static_cast<PCB_SHAPE*>( aItem )->GetShape() == SHAPE_T::ARC ) )
{
SHAPE_ARC arc;
if( aItem->Type() == PCB_ARC_T )
{
PCB_ARC* pcb_arc = static_cast<PCB_ARC*>( aItem );
arc = *static_cast<SHAPE_ARC*>( pcb_arc->GetEffectiveShape().get() );
}
else
{
PCB_SHAPE* pcb_shape = static_cast<PCB_SHAPE*>( aItem );
arc = SHAPE_ARC( pcb_shape->GetStart(), pcb_shape->GetArcMid(),
pcb_shape->GetEnd(), pcb_shape->GetWidth() );
}
if( aDirection )
outline.Append( aAnchor == arc.GetP0() ? arc : arc.Reversed() );
else
outline.Insert( 0, aAnchor == arc.GetP0() ? arc : arc.Reversed() );
insertedItems.push_back( static_cast<BOARD_ITEM*>( aItem ) );
}
else if( aItem->IsType( { PCB_SHAPE_LOCATE_BEZIER_T } ) )
{
PCB_SHAPE* graphic = static_cast<PCB_SHAPE*>( aItem );
if( aAnchor == graphic->GetStart() )
{
for( auto it = graphic->GetBezierPoints().begin();
it != graphic->GetBezierPoints().end();
++it )
{
if( aDirection )
outline.Append( *it );
else
outline.Insert( 0, *it );
}
}
else
{
for( auto it = graphic->GetBezierPoints().rbegin();
it != graphic->GetBezierPoints().rend();
++it )
{
if( aDirection )
outline.Append( *it );
else
outline.Insert( 0, *it );
}
}
insertedItems.push_back( static_cast<BOARD_ITEM*>( aItem ) );
}
else if( std::optional<SEG> nextSeg = getStartEndPoints( aItem ) )
{
VECTOR2I& point = ( aAnchor == nextSeg->A ) ? nextSeg->B : nextSeg->A;
if( aDirection )
outline.Append( point );
else
outline.Insert( 0, point );
insertedItems.push_back( static_cast<BOARD_ITEM*>( aItem ) );
}
};
// aDirection == true for walking "right" and appending to the end of points
// false for walking "left" and prepending to the beginning
std::function<void( EDA_ITEM*, VECTOR2I, bool )> process =
[&]( EDA_ITEM* aItem, VECTOR2I aAnchor, bool aDirection )
{
if( aItem->GetFlags() & SKIP_STRUCT )
return;
aItem->SetFlags( SKIP_STRUCT );
insert( aItem, aAnchor, aDirection );
std::optional<SEG> anchors = getStartEndPoints( aItem );
wxASSERT( anchors );
VECTOR2I nextAnchor = ( aAnchor == anchors->A ) ? anchors->B : anchors->A;
for( std::pair<int, EDA_ITEM*> pair : connections[nextAnchor] )
{
if( pair.second == aItem )
continue;
process( pair.second, nextAnchor, aDirection );
}
};
std::optional<SEG> anchors = getStartEndPoints( candidate );
wxASSERT( anchors );
// Start with the first object and walk "right"
// Note if the first object is an arc, we don't need to insert its first point here, the
// whole arc will be inserted at anchor B inside process()
if( !( candidate->Type() == PCB_ARC_T
|| ( candidate->Type() == PCB_SHAPE_T
&& static_cast<PCB_SHAPE*>( candidate )->GetShape() == SHAPE_T::ARC ) ) )
{
insert( candidate, anchors->A, true );
}
process( candidate, anchors->B, true );
// check for any candidates on the "left"
EDA_ITEM* left = nullptr;
for( std::pair<int, EDA_ITEM*> possibleLeft : connections[anchors->A] )
{
if( possibleLeft.second != candidate )
{
left = possibleLeft.second;
break;
}
}
if( left )
process( left, anchors->A, false );
if( outline.PointCount() < 3
|| !closeEnough( outline.GetPoint( 0 ), outline.GetPoint( -1 ), chainingEpsilon ) )
{
for( EDA_ITEM* item : insertedItems )
item->ClearFlags( SKIP_STRUCT );
continue;
}
outline.SetClosed( true );
poly.AddOutline( outline );
if( aStrategy == BOUNDING_HULL )
{
for( BOARD_ITEM* item : insertedItems )
{
item->TransformShapeToPolygon( poly, UNDEFINED_LAYER, 0, bds.m_MaxError,
ERROR_INSIDE, false );
}
}
insertedItems.clear();
}
return poly;
}
SHAPE_POLY_SET CONVERT_TOOL::makePolysFromOpenGraphics( const std::deque<EDA_ITEM*>& aItems,
int aGap )
{
BOARD_DESIGN_SETTINGS& bds = m_frame->GetBoard()->GetDesignSettings();
SHAPE_POLY_SET poly;
for( EDA_ITEM* item : aItems )
{
if( item->GetFlags() & SKIP_STRUCT )
continue;
switch( item->Type() )
{
case PCB_SHAPE_T:
{
PCB_SHAPE* shape = static_cast<PCB_SHAPE*>( item );
if( shape->IsClosed() )
continue;
shape->TransformShapeToPolygon( poly, UNDEFINED_LAYER, aGap, bds.m_MaxError,
ERROR_INSIDE, false );
shape->SetFlags( SKIP_STRUCT );
break;
}
case PCB_TRACE_T:
case PCB_ARC_T:
case PCB_VIA_T:
{
PCB_TRACK* track = static_cast<PCB_TRACK*>( item );
track->TransformShapeToPolygon( poly, UNDEFINED_LAYER, aGap, bds.m_MaxError,
ERROR_INSIDE, false );
track->SetFlags( SKIP_STRUCT );
break;
}
default:
continue;
}
}
return poly;
}
SHAPE_POLY_SET CONVERT_TOOL::makePolysFromClosedGraphics( const std::deque<EDA_ITEM*>& aItems,
CONVERT_STRATEGY aStrategy )
{
BOARD_DESIGN_SETTINGS& bds = m_frame->GetBoard()->GetDesignSettings();
SHAPE_POLY_SET poly;
for( EDA_ITEM* item : aItems )
{
if( item->GetFlags() & SKIP_STRUCT )
continue;
switch( item->Type() )
{
case PCB_SHAPE_T:
{
PCB_SHAPE* shape = static_cast<PCB_SHAPE*>( item );
FILL_T wasFilled = shape->GetFillMode();
if( !shape->IsClosed() )
continue;
shape->SetFilled( true );
shape->TransformShapeToPolygon( poly, UNDEFINED_LAYER, 0, bds.m_MaxError, ERROR_INSIDE,
aStrategy == COPY_LINEWIDTH || aStrategy == CENTERLINE );
shape->SetFillMode( wasFilled );
shape->SetFlags( SKIP_STRUCT );
break;
}
case PCB_ZONE_T:
poly.Append( *static_cast<ZONE*>( item )->Outline() );
item->SetFlags( SKIP_STRUCT );
break;
default:
continue;
}
}
return poly;
}
int CONVERT_TOOL::CreateLines( const TOOL_EVENT& aEvent )
{
auto& selection = m_selectionTool->RequestSelection(
[]( const VECTOR2I& aPt, GENERAL_COLLECTOR& aCollector, PCB_SELECTION_TOOL* sTool )
{
for( int i = aCollector.GetCount() - 1; i >= 0; --i )
{
BOARD_ITEM* item = aCollector[i];
switch( item->Type() )
{
case PCB_SHAPE_T:
switch( static_cast<PCB_SHAPE*>( item )->GetShape() )
{
case SHAPE_T::SEGMENT:
case SHAPE_T::ARC:
case SHAPE_T::POLY:
case SHAPE_T::RECT:
break;
default:
aCollector.Remove( item );
}
break;
case PCB_ZONE_T:
break;
default:
aCollector.Remove( item );
}
}
} );
if( selection.Empty() )
return 0;
auto getPolySet =
[]( EDA_ITEM* aItem )
{
SHAPE_POLY_SET set;
switch( aItem->Type() )
{
case PCB_ZONE_T:
set = *static_cast<ZONE*>( aItem )->Outline();
break;
case PCB_SHAPE_T:
{
PCB_SHAPE* graphic = static_cast<PCB_SHAPE*>( aItem );
if( graphic->GetShape() == SHAPE_T::POLY )
{
set = graphic->GetPolyShape();
}
else if( graphic->GetShape() == SHAPE_T::RECT )
{
SHAPE_LINE_CHAIN outline;
VECTOR2I start( graphic->GetStart() );
VECTOR2I end( graphic->GetEnd() );
outline.Append( start );
outline.Append( VECTOR2I( end.x, start.y ) );
outline.Append( end );
outline.Append( VECTOR2I( start.x, end.y ) );
outline.SetClosed( true );
set.AddOutline( outline );
}
else
{
wxFAIL_MSG( wxT( "Unhandled graphic shape type in PolyToLines - getPolySet" ) );
}
break;
}
default:
wxFAIL_MSG( wxT( "Unhandled type in PolyToLines - getPolySet" ) );
break;
}
return set;
};
auto getSegList =
[]( SHAPE_POLY_SET& aPoly )
{
std::vector<SEG> segs;
// Our input should be valid polys, so OK to assert here
wxASSERT( aPoly.VertexCount() >= 2 );
for( int i = 1; i < aPoly.VertexCount(); i++ )
segs.emplace_back( SEG( aPoly.CVertex( i - 1 ), aPoly.CVertex( i ) ) );
segs.emplace_back( SEG( aPoly.CVertex( aPoly.VertexCount() - 1 ),
aPoly.CVertex( 0 ) ) );
return segs;
};
BOARD_COMMIT commit( m_frame );
PCB_BASE_EDIT_FRAME* frame = getEditFrame<PCB_BASE_EDIT_FRAME>();
FOOTPRINT_EDIT_FRAME* fpEditor = dynamic_cast<FOOTPRINT_EDIT_FRAME*>( m_frame );
FOOTPRINT* footprint = nullptr;
PCB_LAYER_ID targetLayer = m_frame->GetActiveLayer();
BOARD_ITEM_CONTAINER* parent = frame->GetModel();
if( fpEditor )
footprint = fpEditor->GetBoard()->GetFirstFootprint();
auto handleGraphicSeg =
[&]( EDA_ITEM* aItem )
{
if( aItem->Type() != PCB_SHAPE_T )
return false;
PCB_SHAPE* graphic = static_cast<PCB_SHAPE*>( aItem );
if( graphic->GetShape() == SHAPE_T::SEGMENT )
{
PCB_TRACK* track = new PCB_TRACK( parent );
track->SetLayer( targetLayer );
track->SetStart( graphic->GetStart() );
track->SetEnd( graphic->GetEnd() );
track->SetWidth( graphic->GetWidth() );
commit.Add( track );
return true;
}
else if( graphic->GetShape() == SHAPE_T::ARC )
{
PCB_ARC* arc = new PCB_ARC( parent );
arc->SetLayer( targetLayer );
arc->SetStart( graphic->GetStart() );
arc->SetEnd( graphic->GetEnd() );
arc->SetMid( graphic->GetArcMid() );
arc->SetWidth( graphic->GetWidth() );
commit.Add( arc );
return true;
}
return false;
};
if( aEvent.IsAction( &PCB_ACTIONS::convertToTracks ) )
{
if( !IsCopperLayer( targetLayer ) )
{
targetLayer = frame->SelectOneLayer( F_Cu, LSET::AllNonCuMask() );
if( targetLayer == UNDEFINED_LAYER ) // User canceled
return true;
}
}
for( EDA_ITEM* item : selection )
{
if( handleGraphicSeg( item ) )
continue;
SHAPE_POLY_SET polySet = getPolySet( item );
std::vector<SEG> segs = getSegList( polySet );
if( aEvent.IsAction( &PCB_ACTIONS::convertToLines ) )
{
for( SEG& seg : segs )
{
PCB_SHAPE* graphic = new PCB_SHAPE( footprint, SHAPE_T::SEGMENT );
graphic->SetLayer( targetLayer );
graphic->SetStart( VECTOR2I( seg.A ) );
graphic->SetEnd( VECTOR2I( seg.B ) );
commit.Add( graphic );
}
}
else
{
// I am really unsure converting a polygon to "tracks" (i.e. segments on
// copper layers) make sense for footprints, but anyway this code exists
if( fpEditor )
{
// Creating segments on copper layer
for( SEG& seg : segs )
{
PCB_SHAPE* graphic = new PCB_SHAPE( footprint, SHAPE_T::SEGMENT );
graphic->SetLayer( targetLayer );
graphic->SetStart( VECTOR2I( seg.A ) );
graphic->SetEnd( VECTOR2I( seg.B ) );
commit.Add( graphic );
}
}
else
{
// Creating tracks
for( SEG& seg : segs )
{
PCB_TRACK* track = new PCB_TRACK( parent );
track->SetLayer( targetLayer );
track->SetStart( VECTOR2I( seg.A ) );
track->SetEnd( VECTOR2I( seg.B ) );
commit.Add( track );
}
}
}
}
commit.Push( _( "Convert polygons to lines" ) );
return 0;
}
int CONVERT_TOOL::SegmentToArc( const TOOL_EVENT& aEvent )
{
auto& selection = m_selectionTool->RequestSelection(
[]( const VECTOR2I& aPt, GENERAL_COLLECTOR& aCollector, PCB_SELECTION_TOOL* sTool )
{
for( int i = aCollector.GetCount() - 1; i >= 0; --i )
{
BOARD_ITEM* item = aCollector[i];
if( !( item->Type() == PCB_SHAPE_T ||
item->Type() == PCB_TRACE_T ) )
{
aCollector.Remove( item );
}
}
} );
EDA_ITEM* source = selection.Front();
VECTOR2I start, end, mid;
// Offset the midpoint along the normal a little bit so that it's more obviously an arc
const double offsetRatio = 0.1;
if( std::optional<SEG> seg = getStartEndPoints( source ) )
{
start = seg->A;
end = seg->B;
VECTOR2I normal = ( seg->B - seg->A ).Perpendicular().Resize( offsetRatio * seg->Length() );
mid = seg->Center() + normal;
}
else
{
return -1;
}
PCB_BASE_EDIT_FRAME* frame = getEditFrame<PCB_BASE_EDIT_FRAME>();
BOARD_ITEM_CONTAINER* parent = frame->GetModel();
BOARD_ITEM* boardItem = dynamic_cast<BOARD_ITEM*>( source );
// Don't continue processing if we don't actually have a board item
if( !boardItem )
return 0;
PCB_LAYER_ID layer = boardItem->GetLayer();
BOARD_COMMIT commit( m_frame );
if( source->Type() == PCB_SHAPE_T )
{
PCB_SHAPE* line = static_cast<PCB_SHAPE*>( source );
PCB_SHAPE* arc = new PCB_SHAPE( parent, SHAPE_T::ARC );
VECTOR2I center = CalcArcCenter( start, mid, end );
arc->SetFilled( false );
arc->SetLayer( layer );
arc->SetStroke( line->GetStroke() );
arc->SetCenter( VECTOR2I( center ) );
arc->SetStart( VECTOR2I( start ) );
arc->SetEnd( VECTOR2I( end ) );
commit.Add( arc );
}
else
{
wxASSERT( source->Type() == PCB_TRACE_T );
PCB_TRACK* line = static_cast<PCB_TRACK*>( source );
PCB_ARC* arc = new PCB_ARC( parent );
arc->SetLayer( layer );
arc->SetWidth( line->GetWidth() );
arc->SetStart( VECTOR2I( start ) );
arc->SetMid( VECTOR2I( mid ) );
arc->SetEnd( VECTOR2I( end ) );
commit.Add( arc );
}
commit.Push( _( "Create arc from line segment" ) );
return 0;
}
std::optional<SEG> CONVERT_TOOL::getStartEndPoints( EDA_ITEM* aItem )
{
switch( aItem->Type() )
{
case PCB_SHAPE_T:
{
PCB_SHAPE* shape = static_cast<PCB_SHAPE*>( aItem );
switch( shape->GetShape() )
{
case SHAPE_T::SEGMENT:
case SHAPE_T::ARC:
case SHAPE_T::POLY:
case SHAPE_T::BEZIER:
if( shape->GetStart() == shape->GetEnd() )
return std::nullopt;
return std::make_optional<SEG>( VECTOR2I( shape->GetStart() ),
VECTOR2I( shape->GetEnd() ) );
default:
return std::nullopt;
}
}
case PCB_TRACE_T:
{
PCB_TRACK* line = static_cast<PCB_TRACK*>( aItem );
return std::make_optional<SEG>( VECTOR2I( line->GetStart() ), VECTOR2I( line->GetEnd() ) );
}
case PCB_ARC_T:
{
PCB_ARC* arc = static_cast<PCB_ARC*>( aItem );
return std::make_optional<SEG>( VECTOR2I( arc->GetStart() ), VECTOR2I( arc->GetEnd() ) );
}
default:
return std::nullopt;
}
}
void CONVERT_TOOL::setTransitions()
{
Go( &CONVERT_TOOL::CreatePolys, PCB_ACTIONS::convertToPoly.MakeEvent() );
Go( &CONVERT_TOOL::CreatePolys, PCB_ACTIONS::convertToZone.MakeEvent() );
Go( &CONVERT_TOOL::CreatePolys, PCB_ACTIONS::convertToKeepout.MakeEvent() );
Go( &CONVERT_TOOL::CreateLines, PCB_ACTIONS::convertToLines.MakeEvent() );
Go( &CONVERT_TOOL::CreateLines, PCB_ACTIONS::convertToTracks.MakeEvent() );
Go( &CONVERT_TOOL::SegmentToArc, PCB_ACTIONS::convertToArc.MakeEvent() );
}
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