kicad/pcbnew/tools/convert_tool.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
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* Copyright (C) 1992-2021 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 <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 <fp_shape.h>
#include <geometry/shape_compound.h>
#include <menus_helpers.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 <zone.h>
#include "convert_tool.h"
CONVERT_TOOL::CONVERT_TOOL() :
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TOOL_INTERACTIVE( "pcbnew.Convert" ),
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m_selectionTool( nullptr ),
m_menu( nullptr ),
m_frame( nullptr )
{
}
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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" ) );
static KICAD_T convertibleTracks[] = { PCB_TRACE_T, PCB_ARC_T, EOT };
static KICAD_T zones[] = { PCB_ZONE_T, PCB_FP_ZONE_T, EOT };
auto graphicLines = P_S_C::OnlyGraphicShapeTypes( { SHAPE_T::SEGMENT,
SHAPE_T::RECT,
SHAPE_T::CIRCLE,
SHAPE_T::ARC } )
&& P_S_C::SameLayer();
auto graphicToTrack = P_S_C::OnlyGraphicShapeTypes( { SHAPE_T::SEGMENT, SHAPE_T::ARC } );
auto trackLines = S_C::MoreThan( 1 ) && S_C::OnlyTypes( convertibleTracks )
&& P_S_C::SameLayer();
auto anyLines = graphicLines || trackLines;
auto anyPolys = S_C::OnlyTypes( zones )
|| P_S_C::OnlyGraphicShapeTypes( { SHAPE_T::POLY, SHAPE_T::RECT } );
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auto lineToArc = S_C::Count( 1 )
&& ( P_S_C::OnlyGraphicShapeTypes( { SHAPE_T::SEGMENT } )
|| S_C::OnlyType( PCB_TRACE_T ) );
auto showConvert = anyPolys || anyLines || lineToArc;
auto canCreatePolyType = anyLines || anyPolys;
auto canCreateTracks = anyPolys || graphicToTrack;
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, anyPolys );
// 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, lineToArc );
CONDITIONAL_MENU& selToolMenu = m_selectionTool->GetToolMenu().GetMenu();
selToolMenu.AddMenu( m_menu, showConvert, 100 );
return true;
}
int CONVERT_TOOL::CreatePolys( const TOOL_EVENT& aEvent )
{
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FOOTPRINT* parentFootprint = nullptr;
auto& selection = m_selectionTool->RequestSelection(
[]( const VECTOR2I& aPt, GENERAL_COLLECTOR& aCollector, PCB_SELECTION_TOOL* sTool )
{
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for( int i = aCollector.GetCount() - 1; i >= 0; --i )
{
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BOARD_ITEM* item = aCollector[i];
switch( item->Type() )
{
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case PCB_SHAPE_T:
case PCB_FP_SHAPE_T:
{
PCB_SHAPE* shape = static_cast<PCB_SHAPE*>( item );
switch( shape->GetShape() )
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{
case SHAPE_T::SEGMENT:
case SHAPE_T::RECT:
case SHAPE_T::CIRCLE:
case SHAPE_T::ARC:
if( shape->GetStart() == shape->GetEnd() )
aCollector.Remove( item );
break;
case SHAPE_T::POLY:
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break;
default:
aCollector.Remove( item );
}
break;
}
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case PCB_TRACE_T:
case PCB_ARC_T:
break;
case PCB_ZONE_T:
case PCB_FP_ZONE_T:
break;
default:
aCollector.Remove( item );
}
}
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} );
if( selection.Empty() )
return 0;
PCB_LAYER_ID destLayer = m_frame->GetActiveLayer();
SHAPE_POLY_SET polySet = makePolysFromSegs( selection.GetItems() );
polySet.Append( makePolysFromRects( selection.GetItems() ) );
polySet.Append( makePolysFromCircles( selection.GetItems() ) );
polySet.Append( extractPolygons( selection.GetItems() ) );
if( polySet.IsEmpty() )
return 0;
bool isFootprint = m_frame->IsType( FRAME_FOOTPRINT_EDITOR );
if( isFootprint )
{
if( FP_SHAPE* graphic = dynamic_cast<FP_SHAPE*>( selection.Front() ) )
parentFootprint = graphic->GetParentFootprint();
else if( FP_ZONE* zone = dynamic_cast<FP_ZONE*>( selection.Front() ) )
parentFootprint = static_cast<FOOTPRINT*>( zone->GetParent() );
else
wxFAIL_MSG( wxT( "Unimplemented footprint parent in CONVERT_TOOL::CreatePolys" ) );
}
BOARD_COMMIT commit( m_frame );
// For now, we convert each outline in the returned shape to its own polygon
std::vector<SHAPE_POLY_SET> polys;
for( int i = 0; i < polySet.OutlineCount(); i++ )
polys.emplace_back( SHAPE_POLY_SET( polySet.COutline( i ) ) );
if( aEvent.IsAction( &PCB_ACTIONS::convertToPoly ) )
{
for( const SHAPE_POLY_SET& poly : polys )
{
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PCB_SHAPE* graphic = isFootprint ? new FP_SHAPE( parentFootprint ) : new PCB_SHAPE;
graphic->SetShape( SHAPE_T::POLY );
graphic->SetFilled( false );
graphic->SetStroke( STROKE_PARAMS( poly.Outline( 0 ).Width() ) );
graphic->SetLayer( destLayer );
graphic->SetPolyShape( poly );
commit.Add( graphic );
}
commit.Push( _( "Convert shapes to polygon" ) );
}
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;
if( aEvent.IsAction( &PCB_ACTIONS::convertToKeepout ) )
{
zoneInfo.SetIsRuleArea( true );
ret = InvokeRuleAreaEditor( frame, &zoneInfo );
}
else if( nonCopper )
{
zoneInfo.SetIsRuleArea( false );
ret = InvokeNonCopperZonesEditor( frame, &zoneInfo );
}
else
{
zoneInfo.SetIsRuleArea( false );
ret = InvokeCopperZonesEditor( frame, &zoneInfo );
}
if( ret == wxID_CANCEL )
return 0;
for( const SHAPE_POLY_SET& poly : polys )
{
ZONE* zone = isFootprint ? new FP_ZONE( parent ) : new ZONE( parent );
*zone->Outline() = poly;
zone->HatchBorder();
zoneInfo.ExportSetting( *zone );
commit.Add( zone );
}
commit.Push( _( "Convert shapes to zone" ) );
}
return 0;
}
SHAPE_POLY_SET CONVERT_TOOL::makePolysFromSegs( const std::deque<EDA_ITEM*>& aItems )
{
// 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.
// Very tight epsilon used here to account for rounding errors in import, not sloppy drawing
const int chainingEpsilonSquared = SEG::Square( 100 );
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::set<EDA_ITEM*> used;
std::deque<EDA_ITEM*> toCheck;
auto closeEnough =
[]( VECTOR2I aLeft, VECTOR2I aRight, unsigned aLimit )
{
return ( aLeft - aRight ).SquaredEuclideanNorm() <= aLimit;
};
auto findInsertionPoint =
[&]( VECTOR2I aPoint ) -> VECTOR2I
{
if( connections.count( aPoint ) )
return aPoint;
for( const auto& candidatePair : connections )
{
if( closeEnough( aPoint, candidatePair.first, chainingEpsilonSquared ) )
return candidatePair.first;
}
return aPoint;
};
for( EDA_ITEM* item : aItems )
{
if( OPT<SEG> seg = getStartEndPoints( item, nullptr ) )
{
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() )
{
EDA_ITEM* candidate = toCheck.front();
toCheck.pop_front();
if( used.count( candidate ) )
continue;
int width = -1;
SHAPE_LINE_CHAIN outline;
auto insert =
[&]( EDA_ITEM* aItem, VECTOR2I aAnchor, bool aDirection )
{
if( aItem->Type() == PCB_ARC_T
|| ( ( aItem->Type() == PCB_SHAPE_T || aItem->Type() == PCB_FP_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() );
}
else
{
OPT<SEG> nextSeg = getStartEndPoints( aItem, &width );
wxASSERT( nextSeg );
VECTOR2I& point = ( aAnchor == nextSeg->A ) ? nextSeg->B : nextSeg->A;
if( aDirection )
outline.Append( point );
else
outline.Insert( 0, point );
}
};
// 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( used.count( aItem ) )
return;
used.insert( aItem );
insert( aItem, aAnchor, aDirection );
OPT<SEG> anchors = getStartEndPoints( aItem, &width );
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 );
}
};
OPT<SEG> anchors = getStartEndPoints( candidate, &width );
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 || candidate->Type() == PCB_FP_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 )
continue;
outline.SetClosed( true );
outline.Simplify();
if( width >= 0 )
outline.SetWidth( width );
poly.AddOutline( outline );
}
return poly;
}
SHAPE_POLY_SET CONVERT_TOOL::makePolysFromRects( const std::deque<EDA_ITEM*>& aItems )
{
SHAPE_POLY_SET poly;
for( EDA_ITEM* item : aItems )
{
if( item->Type() != PCB_SHAPE_T && item->Type() != PCB_FP_SHAPE_T )
continue;
PCB_SHAPE* graphic = static_cast<PCB_SHAPE*>( item );
if( graphic->GetShape() != SHAPE_T::RECT )
continue;
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 );
outline.SetWidth( graphic->GetWidth() );
poly.AddOutline( outline );
}
return poly;
}
SHAPE_POLY_SET CONVERT_TOOL::makePolysFromCircles( const std::deque<EDA_ITEM*>& aItems )
{
SHAPE_POLY_SET poly;
for( EDA_ITEM* item : aItems )
{
if( item->Type() != PCB_SHAPE_T && item->Type() != PCB_FP_SHAPE_T )
continue;
PCB_SHAPE* graphic = static_cast<PCB_SHAPE*>( item );
if( graphic->GetShape() != SHAPE_T::CIRCLE )
continue;
BOARD_DESIGN_SETTINGS& bds = graphic->GetBoard()->GetDesignSettings();
SHAPE_LINE_CHAIN outline;
TransformCircleToPolygon( outline, graphic->GetPosition(), graphic->GetRadius(),
bds.m_MaxError, ERROR_OUTSIDE );
poly.AddOutline( outline );
}
return poly;
}
SHAPE_POLY_SET CONVERT_TOOL::extractPolygons( const std::deque<EDA_ITEM*>& aItems )
{
SHAPE_POLY_SET poly;
for( EDA_ITEM* item : aItems )
{
switch( item->Type() )
{
case PCB_SHAPE_T:
case PCB_FP_SHAPE_T:
switch( static_cast<PCB_SHAPE*>( item )->GetShape() )
{
case SHAPE_T::POLY:
poly.Append( static_cast<PCB_SHAPE*>( item )->GetPolyShape() );
break;
default:
continue;
}
break;
case PCB_ZONE_T:
case PCB_FP_ZONE_T:
poly.Append( *static_cast<ZONE*>( item )->Outline() );
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 )
{
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for( int i = aCollector.GetCount() - 1; i >= 0; --i )
{
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BOARD_ITEM* item = aCollector[i];
switch( item->Type() )
{
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case PCB_SHAPE_T:
case PCB_FP_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:
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break;
default:
aCollector.Remove( item );
}
break;
case PCB_ZONE_T:
case PCB_FP_ZONE_T:
break;
default:
aCollector.Remove( item );
}
}
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} );
if( selection.Empty() )
return 0;
auto getPolySet =
[]( EDA_ITEM* aItem )
{
SHAPE_POLY_SET set;
switch( aItem->Type() )
{
case PCB_ZONE_T:
case PCB_FP_ZONE_T:
set = *static_cast<ZONE*>( aItem )->Outline();
break;
case PCB_SHAPE_T:
case PCB_FP_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
{
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wxFAIL_MSG( wxT( "Unhandled graphic shape type in PolyToLines - getPolySet" ) );
}
break;
}
default:
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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();
PCB_LAYER_ID copperLayer = F_Cu;
BOARD_ITEM_CONTAINER* parent = frame->GetModel();
if( fpEditor )
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footprint = fpEditor->GetBoard()->GetFirstFootprint();
auto handleGraphicSeg =
[&]( EDA_ITEM* aItem )
{
if( aItem->Type() != PCB_SHAPE_T && aItem->Type() != PCB_FP_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() );
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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() );
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arc->SetWidth( graphic->GetWidth() );
commit.Add( arc );
return true;
}
return false;
};
if( aEvent.IsAction( &PCB_ACTIONS::convertToTracks ) )
{
if( !IsCopperLayer( targetLayer ) )
{
copperLayer = frame->SelectOneLayer( F_Cu, LSET::AllNonCuMask() );
if( copperLayer == UNDEFINED_LAYER ) // User canceled
return true;
targetLayer = copperLayer;
}
}
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 )
{
if( fpEditor )
{
FP_SHAPE* graphic = new FP_SHAPE( footprint, SHAPE_T::SEGMENT );
graphic->SetLayer( targetLayer );
graphic->SetStart( VECTOR2I( seg.A ) );
graphic->SetStart0( VECTOR2I( seg.A ) );
graphic->SetEnd( VECTOR2I( seg.B ) );
graphic->SetEnd0( VECTOR2I( seg.B ) );
commit.Add( graphic );
}
else
{
PCB_SHAPE* graphic = new PCB_SHAPE( nullptr, 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 )
{
FP_SHAPE* graphic = new FP_SHAPE( footprint, SHAPE_T::SEGMENT );
graphic->SetLayer( targetLayer );
graphic->SetStart( VECTOR2I( seg.A ) );
graphic->SetStart0( VECTOR2I( seg.A ) );
graphic->SetEnd( VECTOR2I( seg.B ) );
graphic->SetEnd0( VECTOR2I( seg.B ) );
commit.Add( graphic );
}
}
else
{
// Creating tracks
for( SEG& seg : segs )
{
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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 ||
item->Type() == PCB_FP_SHAPE_T ) )
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{
aCollector.Remove( item );
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}
}
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} );
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( OPT<SEG> seg = getStartEndPoints( source, nullptr ) )
{
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 || source->Type() == PCB_FP_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 );
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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 );
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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;
}
OPT<SEG> CONVERT_TOOL::getStartEndPoints( EDA_ITEM* aItem, int* aWidth )
{
switch( aItem->Type() )
{
case PCB_SHAPE_T:
case PCB_FP_SHAPE_T:
{
PCB_SHAPE* shape = static_cast<PCB_SHAPE*>( aItem );
if( aWidth )
*aWidth = shape->GetWidth();
return boost::make_optional<SEG>( { VECTOR2I( shape->GetStart() ),
VECTOR2I( shape->GetEnd() ) } );
}
case PCB_TRACE_T:
{
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PCB_TRACK* line = static_cast<PCB_TRACK*>( aItem );
if( aWidth )
*aWidth = line->GetWidth();
return boost::make_optional<SEG>( { VECTOR2I( line->GetStart() ),
VECTOR2I( line->GetEnd() ) } );
}
case PCB_ARC_T:
{
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PCB_ARC* arc = static_cast<PCB_ARC*>( aItem );
if( aWidth )
*aWidth = arc->GetWidth();
return boost::make_optional<SEG>( { VECTOR2I( arc->GetStart() ),
VECTOR2I( arc->GetEnd() ) } );
}
default:
return 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() );
}