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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) 1992-2020 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_commit.h>
#include <board.h>
#include <pcb_shape.h>
#include <fp_shape.h>
#include <track.h>
#include <zone.h>
#include <collectors.h>
#include <confirm.h>
#include <menus_helpers.h>
#include <pcb_edit_frame.h>
#include <footprint_edit_frame.h>
#include <trigo.h>
#include <tool/tool_manager.h>
#include <tools/edit_tool.h>
#include <tools/pcb_actions.h>
#include <tools/pcb_selection_tool.h>
#include "convert_tool.h"
CONVERT_TOOL::CONVERT_TOOL() :
TOOL_INTERACTIVE( "pcbnew.Convert" ),
m_selectionTool( NULL ),
m_menu( NULL ),
m_frame( NULL )
{
}
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( convert_xpm );
m_menu->SetTitle( _( "Convert..." ) );
static KICAD_T convertableTracks[] = { PCB_TRACE_T, PCB_ARC_T, EOT };
static KICAD_T convertableZones[] = { PCB_ZONE_T, PCB_FP_ZONE_T, EOT };
auto graphicLines = P_S_C::OnlyGraphicShapeTypes( { S_SEGMENT, S_RECT } ) && P_S_C::SameLayer();
auto trackLines = S_C::MoreThan( 1 ) &&
S_C::OnlyTypes( convertableTracks ) && P_S_C::SameLayer();
auto anyLines = graphicLines || trackLines;
auto anyPolys = ( S_C::OnlyTypes( convertableZones ) ||
P_S_C::OnlyGraphicShapeTypes( { S_POLYGON, S_RECT } ) );
auto lineToArc = S_C::Count( 1 ) && ( P_S_C::OnlyGraphicShapeTypes( { S_SEGMENT } ) ||
S_C::OnlyType( PCB_TRACE_T ) );
auto showConvert = anyPolys || anyLines || lineToArc;
m_menu->AddItem( PCB_ACTIONS::convertToPoly, anyLines );
if( m_frame->IsType( FRAME_PCB_EDITOR ) )
m_menu->AddItem( PCB_ACTIONS::convertToZone, anyLines );
if( m_frame->IsType( FRAME_PCB_EDITOR ) )
m_menu->AddItem( PCB_ACTIONS::convertToKeepout, anyLines );
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, anyPolys );
m_menu->AddItem( PCB_ACTIONS::convertToArc, lineToArc );
for( std::shared_ptr<ACTION_MENU>& subMenu : m_selectionTool->GetToolMenu().GetSubMenus() )
{
if( dynamic_cast<SPECIAL_TOOLS_CONTEXT_MENU*>( subMenu.get() ) )
static_cast<CONDITIONAL_MENU*>( subMenu.get() )->AddMenu( m_menu, showConvert );
}
return true;
}
int CONVERT_TOOL::LinesToPoly( const TOOL_EVENT& aEvent )
{
FOOTPRINT* parentFootprint = nullptr;
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:
case PCB_FP_SHAPE_T:
switch( static_cast<PCB_SHAPE*>( item )->GetShape() )
{
case S_SEGMENT:
case S_RECT:
// case S_ARC: // Not yet
break;
default:
aCollector.Remove( item );
}
break;
case PCB_TRACE_T:
// case PCB_ARC_T: // Not yet
break;
default:
aCollector.Remove( item );
}
}
} );
if( selection.Empty() )
return 0;
// TODO(JE) From a context menu, the selection condition enforces that the items are on
// a single layer. But, you can still trigger this with items on multiple layer selected.
// Technically we should make this work if each contiguous poly shares a layer
PCB_LAYER_ID destLayer = static_cast<BOARD_ITEM*>( selection.Front() )->GetLayer();
SHAPE_POLY_SET polySet = makePolysFromSegs( selection.GetItems() );
polySet.Append( makePolysFromRects( selection.GetItems() ) );
if( polySet.IsEmpty() )
return 0;
bool isFootprint = m_frame->IsType( FRAME_FOOTPRINT_EDITOR );
if( FP_SHAPE* graphic = dynamic_cast<FP_SHAPE*>( selection.Front() ) )
parentFootprint = graphic->GetParentFootprint();
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 )
{
PCB_SHAPE* graphic = isFootprint ? new FP_SHAPE( parentFootprint ) : new PCB_SHAPE;
graphic->SetShape( S_POLYGON );
graphic->SetFilled( destLayer != Edge_Cuts );
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();
int ret;
if( aEvent.IsAction( &PCB_ACTIONS::convertToKeepout ) )
ret = InvokeRuleAreaEditor( frame, &zoneInfo );
else
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 )
{
SHAPE_POLY_SET poly;
std::map<VECTOR2I, std::vector<EDA_ITEM*>> connections;
std::set<EDA_ITEM*> used;
std::deque<EDA_ITEM*> toCheck;
for( EDA_ITEM* item : aItems )
{
if( OPT<SEG> seg = getStartEndPoints( item ) )
{
toCheck.push_back( item );
connections[seg->A].emplace_back( item );
connections[seg->B].emplace_back( item );
}
}
while( !toCheck.empty() )
{
EDA_ITEM* candidate = toCheck.front();
toCheck.pop_front();
if( used.count( candidate ) )
continue;
OPT<SEG> seg = getStartEndPoints( candidate );
wxASSERT( seg );
SHAPE_LINE_CHAIN outline;
std::deque<VECTOR2I> points;
// 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*, bool )> process =
[&]( EDA_ITEM* aItem, bool aDirection )
{
if( used.count( aItem ) )
return;
used.insert( aItem );
OPT<SEG> nextSeg = getStartEndPoints( aItem );
wxASSERT( nextSeg );
// The reference point, i.e. last added point in the direction we're headed
VECTOR2I& ref = aDirection ? points.back() : points.front();
// The next point, i.e. the other point on this segment
VECTOR2I& next = ( ref == nextSeg->A ) ? nextSeg->B : nextSeg->A;
if( aDirection )
points.push_back( next );
else
points.push_front( next );
for( EDA_ITEM* neighbor : connections[next] )
process( neighbor, aDirection );
};
// Start with just one point and walk one direction
points.push_back( seg->A );
process( candidate, true );
// check for any candidates on the "left"
EDA_ITEM* left = nullptr;
for( EDA_ITEM* possibleLeft : connections[seg->A] )
{
if( possibleLeft != candidate )
{
left = possibleLeft;
break;
}
}
if( left )
process( left, false );
if( points.size() < 3 )
continue;
for( const VECTOR2I& point : points )
outline.Append( point );
outline.SetClosed( true );
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() != S_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 );
poly.AddOutline( outline );
}
return poly;
}
int CONVERT_TOOL::PolyToLines( 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:
case PCB_FP_SHAPE_T:
switch( static_cast<PCB_SHAPE*>( item )->GetShape() )
{
case S_POLYGON:
break;
case S_RECT:
break;
default:
aCollector.Remove( item );
}
break;
case PCB_ZONE_T:
case PCB_FP_ZONE_T:
break;
default:
aCollector.Remove( item );
}
}
},
true /* prompt user regarding locked items */ );
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() == S_POLYGON )
{
set = graphic->GetPolyShape();
}
else if( graphic->GetShape() == S_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( "Unhandled graphic shape type in PolyToLines - getPolySet" );
}
break;
}
default:
wxFAIL_MSG( "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 );
FOOTPRINT_EDIT_FRAME* fpEditor = dynamic_cast<FOOTPRINT_EDIT_FRAME*>( m_frame );
FOOTPRINT* footprint = nullptr;
if( fpEditor )
footprint = fpEditor->GetBoard()->GetFirstFootprint();
for( EDA_ITEM* item : selection )
{
PCB_LAYER_ID layer = static_cast<BOARD_ITEM*>( item )->GetLayer();
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, S_SEGMENT );
graphic->SetLayer( layer );
graphic->SetStart( wxPoint( seg.A ) );
graphic->SetStart0( wxPoint( seg.A ) );
graphic->SetEnd( wxPoint( seg.B ) );
graphic->SetEnd0( wxPoint( seg.B ) );
commit.Add( graphic );
}
else
{
PCB_SHAPE* graphic = new PCB_SHAPE;
graphic->SetShape( S_SEGMENT );
graphic->SetLayer( layer );
graphic->SetStart( wxPoint( seg.A ) );
graphic->SetEnd( wxPoint( seg.B ) );
commit.Add( graphic );
}
}
}
else
{
PCB_BASE_EDIT_FRAME* frame = getEditFrame<PCB_BASE_EDIT_FRAME>();
BOARD_ITEM_CONTAINER* parent = frame->GetModel();
if( !IsCopperLayer( layer ) )
layer = frame->SelectLayer( F_Cu, LSET::AllNonCuMask() );
// 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, S_SEGMENT );
graphic->SetLayer( layer );
graphic->SetStart( wxPoint( seg.A ) );
graphic->SetStart0( wxPoint( seg.A ) );
graphic->SetEnd( wxPoint( seg.B ) );
graphic->SetEnd0( wxPoint( seg.B ) );
commit.Add( graphic );
}
}
else
{
// Creating tracks
for( SEG& seg : segs )
{
TRACK* track = new TRACK( parent );
track->SetLayer( layer );
track->SetStart( wxPoint( seg.A ) );
track->SetEnd( wxPoint( 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 ) )
{
aCollector.Remove( item );
}
}
},
true /* prompt user regarding locked items */ );
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 ) )
{
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 );
VECTOR2I center = GetArcCenter( start, mid, end );
arc->SetShape( S_ARC );
arc->SetFilled( false );
arc->SetLayer( layer );
arc->SetWidth( line->GetWidth() );
arc->SetCenter( wxPoint( center ) );
arc->SetArcStart( wxPoint( start ) );
arc->SetAngle( GetArcAngle( start, mid, end ) );
arc->SetArcEnd( wxPoint( end ) );
commit.Add( arc );
}
else
{
wxASSERT( source->Type() == PCB_TRACE_T );
TRACK* line = static_cast<TRACK*>( source );
ARC* arc = new ARC( parent );
arc->SetLayer( layer );
arc->SetWidth( line->GetWidth() );
arc->SetStart( wxPoint( start ) );
arc->SetMid( wxPoint( mid ) );
arc->SetEnd( wxPoint( end ) );
commit.Add( arc );
}
commit.Push( _( "Create arc from line segment" ) );
return 0;
}
OPT<SEG> CONVERT_TOOL::getStartEndPoints( EDA_ITEM* aItem )
{
switch( aItem->Type() )
{
case PCB_SHAPE_T:
case PCB_FP_SHAPE_T:
{
PCB_SHAPE* line = static_cast<PCB_SHAPE*>( aItem );
return boost::make_optional<SEG>( { VECTOR2I( line->GetStart() ),
VECTOR2I( line->GetEnd() ) } );
}
case PCB_TRACE_T:
{
TRACK* line = static_cast<TRACK*>( aItem );
return boost::make_optional<SEG>( { VECTOR2I( line->GetStart() ),
VECTOR2I( line->GetEnd() ) } );
}
case PCB_ARC_T:
{
ARC* arc = static_cast<ARC*>( aItem );
return boost::make_optional<SEG>( { VECTOR2I( arc->GetStart() ),
VECTOR2I( arc->GetEnd() ) } );
}
default:
return NULLOPT;
}
}
void CONVERT_TOOL::setTransitions()
{
Go( &CONVERT_TOOL::LinesToPoly, PCB_ACTIONS::convertToPoly.MakeEvent() );
Go( &CONVERT_TOOL::LinesToPoly, PCB_ACTIONS::convertToZone.MakeEvent() );
Go( &CONVERT_TOOL::LinesToPoly, PCB_ACTIONS::convertToKeepout.MakeEvent() );
Go( &CONVERT_TOOL::PolyToLines, PCB_ACTIONS::convertToLines.MakeEvent() );
Go( &CONVERT_TOOL::PolyToLines, PCB_ACTIONS::convertToTracks.MakeEvent() );
Go( &CONVERT_TOOL::SegmentToArc, PCB_ACTIONS::convertToArc.MakeEvent() );
}
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