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kicad/pcbnew/footprint.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2017 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2015 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 2015 Wayne Stambaugh <stambaughw@gmail.com>
* Copyright (C) 1992-2021 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 <core/mirror.h>
#include <confirm.h>
#include <refdes_utils.h>
#include <bitmaps.h>
#include <unordered_set>
#include <kicad_string.h>
#include <pcb_edit_frame.h>
#include <board.h>
#include <fp_shape.h>
#include <macros.h>
#include <pcb_text.h>
#include <pcb_marker.h>
#include <pcb_group.h>
#include <footprint.h>
#include <view/view.h>
#include <geometry/shape_null.h>
#include <i18n_utility.h>
#include <convert_drawsegment_list_to_polygon.h>
#include <geometry/convex_hull.h>
FOOTPRINT::FOOTPRINT( BOARD* parent ) :
BOARD_ITEM_CONTAINER((BOARD_ITEM*) parent, PCB_FOOTPRINT_T ),
m_boundingBoxCacheTimeStamp( 0 ),
m_visibleBBoxCacheTimeStamp( 0 ),
m_textExcludedBBoxCacheTimeStamp( 0 ),
m_hullCacheTimeStamp( 0 ),
m_initial_comments( 0 )
{
m_attributes = 0;
m_layer = F_Cu;
m_orient = 0;
m_fpStatus = FP_PADS_are_LOCKED;
m_arflag = 0;
m_rot90Cost = m_rot180Cost = 0;
m_link = 0;
m_lastEditTime = 0;
m_localClearance = 0;
m_localSolderMaskMargin = 0;
m_localSolderPasteMargin = 0;
m_localSolderPasteMarginRatio = 0.0;
m_zoneConnection = ZONE_CONNECTION::INHERITED; // Use zone setting by default
m_thermalWidth = 0; // Use zone setting by default
m_thermalGap = 0; // Use zone setting by default
// These are special and mandatory text fields
m_reference = new FP_TEXT( this, FP_TEXT::TEXT_is_REFERENCE );
m_value = new FP_TEXT( this, FP_TEXT::TEXT_is_VALUE );
m_3D_Drawings.clear();
}
FOOTPRINT::FOOTPRINT( const FOOTPRINT& aFootprint ) :
BOARD_ITEM_CONTAINER( aFootprint )
{
m_pos = aFootprint.m_pos;
m_fpid = aFootprint.m_fpid;
m_attributes = aFootprint.m_attributes;
m_fpStatus = aFootprint.m_fpStatus;
m_orient = aFootprint.m_orient;
m_rot90Cost = aFootprint.m_rot90Cost;
m_rot180Cost = aFootprint.m_rot180Cost;
m_lastEditTime = aFootprint.m_lastEditTime;
m_link = aFootprint.m_link;
m_path = aFootprint.m_path;
m_cachedBoundingBox = aFootprint.m_cachedBoundingBox;
m_boundingBoxCacheTimeStamp = aFootprint.m_boundingBoxCacheTimeStamp;
m_cachedVisibleBBox = aFootprint.m_cachedVisibleBBox;
m_visibleBBoxCacheTimeStamp = aFootprint.m_visibleBBoxCacheTimeStamp;
m_cachedTextExcludedBBox = aFootprint.m_cachedTextExcludedBBox;
m_textExcludedBBoxCacheTimeStamp = aFootprint.m_textExcludedBBoxCacheTimeStamp;
m_cachedHull = aFootprint.m_cachedHull;
m_hullCacheTimeStamp = aFootprint.m_hullCacheTimeStamp;
m_localClearance = aFootprint.m_localClearance;
m_localSolderMaskMargin = aFootprint.m_localSolderMaskMargin;
m_localSolderPasteMargin = aFootprint.m_localSolderPasteMargin;
m_localSolderPasteMarginRatio = aFootprint.m_localSolderPasteMarginRatio;
m_zoneConnection = aFootprint.m_zoneConnection;
m_thermalWidth = aFootprint.m_thermalWidth;
m_thermalGap = aFootprint.m_thermalGap;
std::map<BOARD_ITEM*, BOARD_ITEM*> ptrMap;
// Copy reference and value.
m_reference = new FP_TEXT( *aFootprint.m_reference );
m_reference->SetParent( this );
ptrMap[ aFootprint.m_reference ] = m_reference;
m_value = new FP_TEXT( *aFootprint.m_value );
m_value->SetParent( this );
ptrMap[ aFootprint.m_value ] = m_value;
// Copy pads
for( PAD* pad : aFootprint.Pads() )
{
PAD* newPad = static_cast<PAD*>( pad->Clone() );
ptrMap[ pad ] = newPad;
Add( newPad );
}
// Copy zones
for( FP_ZONE* zone : aFootprint.Zones() )
{
FP_ZONE* newZone = static_cast<FP_ZONE*>( zone->Clone() );
ptrMap[ zone ] = newZone;
Add( newZone );
// Ensure the net info is OK and especially uses the net info list
// living in the current board
// Needed when copying a fp from fp editor that has its own board
// Must be NETINFO_LIST::ORPHANED_ITEM for a keepout that has no net.
newZone->SetNetCode( -1 );
}
// Copy drawings
for( BOARD_ITEM* item : aFootprint.GraphicalItems() )
{
BOARD_ITEM* newItem = static_cast<BOARD_ITEM*>( item->Clone() );
ptrMap[ item ] = newItem;
Add( newItem );
}
// Copy groups
for( PCB_GROUP* group : aFootprint.Groups() )
{
PCB_GROUP* newGroup = static_cast<PCB_GROUP*>( group->Clone() );
ptrMap[ group ] = newGroup;
Add( newGroup );
}
// Rebuild groups
for( PCB_GROUP* group : aFootprint.Groups() )
{
PCB_GROUP* newGroup = static_cast<PCB_GROUP*>( ptrMap[ group ] );
newGroup->GetItems().clear();
for( BOARD_ITEM* member : group->GetItems() )
newGroup->AddItem( ptrMap[ member ] );
}
// Copy auxiliary data: 3D_Drawings info
m_3D_Drawings = aFootprint.m_3D_Drawings;
m_doc = aFootprint.m_doc;
m_keywords = aFootprint.m_keywords;
m_properties = aFootprint.m_properties;
m_arflag = 0;
m_initial_comments = aFootprint.m_initial_comments ?
new wxArrayString( *aFootprint.m_initial_comments ) : nullptr;
}
FOOTPRINT::FOOTPRINT( FOOTPRINT&& aFootprint ) :
BOARD_ITEM_CONTAINER( aFootprint )
{
*this = std::move( aFootprint );
}
FOOTPRINT::~FOOTPRINT()
{
// Clean up the owned elements
delete m_reference;
delete m_value;
delete m_initial_comments;
for( PAD* p : m_pads )
delete p;
m_pads.clear();
for( FP_ZONE* zone : m_fp_zones )
delete zone;
m_fp_zones.clear();
for( PCB_GROUP* group : m_fp_groups )
delete group;
m_fp_groups.clear();
for( BOARD_ITEM* d : m_drawings )
delete d;
m_drawings.clear();
}
FOOTPRINT& FOOTPRINT::operator=( FOOTPRINT&& aOther )
{
BOARD_ITEM::operator=( aOther );
m_pos = aOther.m_pos;
m_fpid = aOther.m_fpid;
m_attributes = aOther.m_attributes;
m_fpStatus = aOther.m_fpStatus;
m_orient = aOther.m_orient;
m_rot90Cost = aOther.m_rot90Cost;
m_rot180Cost = aOther.m_rot180Cost;
m_lastEditTime = aOther.m_lastEditTime;
m_link = aOther.m_link;
m_path = aOther.m_path;
m_cachedBoundingBox = aOther.m_cachedBoundingBox;
m_boundingBoxCacheTimeStamp = aOther.m_boundingBoxCacheTimeStamp;
m_cachedVisibleBBox = aOther.m_cachedVisibleBBox;
m_visibleBBoxCacheTimeStamp = aOther.m_visibleBBoxCacheTimeStamp;
m_cachedTextExcludedBBox = aOther.m_cachedTextExcludedBBox;
m_textExcludedBBoxCacheTimeStamp = aOther.m_textExcludedBBoxCacheTimeStamp;
m_cachedHull = aOther.m_cachedHull;
m_hullCacheTimeStamp = aOther.m_hullCacheTimeStamp;
m_localClearance = aOther.m_localClearance;
m_localSolderMaskMargin = aOther.m_localSolderMaskMargin;
m_localSolderPasteMargin = aOther.m_localSolderPasteMargin;
m_localSolderPasteMarginRatio = aOther.m_localSolderPasteMarginRatio;
m_zoneConnection = aOther.m_zoneConnection;
m_thermalWidth = aOther.m_thermalWidth;
m_thermalGap = aOther.m_thermalGap;
// Move reference and value
m_reference = aOther.m_reference;
m_reference->SetParent( this );
m_value = aOther.m_value;
m_value->SetParent( this );
// Move the pads
m_pads.clear();
for( PAD* pad : aOther.Pads() )
Add( pad );
aOther.Pads().clear();
// Move the zones
m_fp_zones.clear();
for( FP_ZONE* item : aOther.Zones() )
{
Add( item );
// Ensure the net info is OK and especially uses the net info list
// living in the current board
// Needed when copying a fp from fp editor that has its own board
// Must be NETINFO_LIST::ORPHANED_ITEM for a keepout that has no net.
item->SetNetCode( -1 );
}
aOther.Zones().clear();
// Move the drawings
m_drawings.clear();
for( BOARD_ITEM* item : aOther.GraphicalItems() )
Add( item );
aOther.GraphicalItems().clear();
// Move the groups
m_fp_groups.clear();
for( PCB_GROUP* group : aOther.Groups() )
Add( group );
aOther.Groups().clear();
// Copy auxiliary data: 3D_Drawings info
m_3D_Drawings.clear();
m_3D_Drawings = aOther.m_3D_Drawings;
m_doc = aOther.m_doc;
m_keywords = aOther.m_keywords;
m_properties = aOther.m_properties;
m_initial_comments = aOther.m_initial_comments;
// Clear the other item's containers since this is a move
aOther.Pads().clear();
aOther.Zones().clear();
aOther.GraphicalItems().clear();
aOther.m_value = nullptr;
aOther.m_reference = nullptr;
aOther.m_initial_comments = nullptr;
return *this;
}
FOOTPRINT& FOOTPRINT::operator=( const FOOTPRINT& aOther )
{
BOARD_ITEM::operator=( aOther );
m_pos = aOther.m_pos;
m_fpid = aOther.m_fpid;
m_attributes = aOther.m_attributes;
m_fpStatus = aOther.m_fpStatus;
m_orient = aOther.m_orient;
m_rot90Cost = aOther.m_rot90Cost;
m_rot180Cost = aOther.m_rot180Cost;
m_lastEditTime = aOther.m_lastEditTime;
m_link = aOther.m_link;
m_path = aOther.m_path;
m_cachedBoundingBox = aOther.m_cachedBoundingBox;
m_boundingBoxCacheTimeStamp = aOther.m_boundingBoxCacheTimeStamp;
m_cachedVisibleBBox = aOther.m_cachedVisibleBBox;
m_visibleBBoxCacheTimeStamp = aOther.m_visibleBBoxCacheTimeStamp;
m_cachedTextExcludedBBox = aOther.m_cachedTextExcludedBBox;
m_textExcludedBBoxCacheTimeStamp = aOther.m_textExcludedBBoxCacheTimeStamp;
m_cachedHull = aOther.m_cachedHull;
m_hullCacheTimeStamp = aOther.m_hullCacheTimeStamp;
m_localClearance = aOther.m_localClearance;
m_localSolderMaskMargin = aOther.m_localSolderMaskMargin;
m_localSolderPasteMargin = aOther.m_localSolderPasteMargin;
m_localSolderPasteMarginRatio = aOther.m_localSolderPasteMarginRatio;
m_zoneConnection = aOther.m_zoneConnection;
m_thermalWidth = aOther.m_thermalWidth;
m_thermalGap = aOther.m_thermalGap;
// Copy reference and value
*m_reference = *aOther.m_reference;
m_reference->SetParent( this );
*m_value = *aOther.m_value;
m_value->SetParent( this );
std::map<BOARD_ITEM*, BOARD_ITEM*> ptrMap;
// Copy pads
m_pads.clear();
for( PAD* pad : aOther.Pads() )
{
PAD* newPad = new PAD( *pad );
ptrMap[ pad ] = newPad;
Add( newPad );
}
// Copy zones
m_fp_zones.clear();
for( FP_ZONE* zone : aOther.Zones() )
{
FP_ZONE* newZone = static_cast<FP_ZONE*>( zone->Clone() );
ptrMap[ zone ] = newZone;
Add( newZone );
// Ensure the net info is OK and especially uses the net info list
// living in the current board
// Needed when copying a fp from fp editor that has its own board
// Must be NETINFO_LIST::ORPHANED_ITEM for a keepout that has no net.
newZone->SetNetCode( -1 );
}
// Copy drawings
m_drawings.clear();
for( BOARD_ITEM* item : aOther.GraphicalItems() )
{
BOARD_ITEM* newItem = static_cast<BOARD_ITEM*>( item->Clone() );
ptrMap[ item ] = newItem;
Add( newItem );
}
// Copy groups
m_fp_groups.clear();
for( PCB_GROUP* group : aOther.Groups() )
{
PCB_GROUP* newGroup = static_cast<PCB_GROUP*>( group->Clone() );
newGroup->GetItems().clear();
for( BOARD_ITEM* member : group->GetItems() )
newGroup->AddItem( ptrMap[ member ] );
Add( newGroup );
}
// Copy auxiliary data: 3D_Drawings info
m_3D_Drawings.clear();
m_3D_Drawings = aOther.m_3D_Drawings;
m_doc = aOther.m_doc;
m_keywords = aOther.m_keywords;
m_properties = aOther.m_properties;
m_initial_comments = aOther.m_initial_comments ?
new wxArrayString( *aOther.m_initial_comments ) : nullptr;
return *this;
}
void FOOTPRINT::GetContextualTextVars( wxArrayString* aVars ) const
{
aVars->push_back( wxT( "REFERENCE" ) );
aVars->push_back( wxT( "VALUE" ) );
aVars->push_back( wxT( "LAYER" ) );
}
bool FOOTPRINT::ResolveTextVar( wxString* token, int aDepth ) const
{
if( token->IsSameAs( wxT( "REFERENCE" ) ) )
{
*token = m_reference->GetShownText( aDepth + 1 );
return true;
}
else if( token->IsSameAs( wxT( "VALUE" ) ) )
{
*token = m_value->GetShownText( aDepth + 1 );
return true;
}
else if( token->IsSameAs( wxT( "LAYER" ) ) )
{
*token = GetLayerName();
return true;
}
else if( m_properties.count( *token ) )
{
*token = m_properties.at( *token );
return true;
}
return false;
}
void FOOTPRINT::ClearAllNets()
{
// Force the ORPHANED dummy net info for all pads.
// ORPHANED dummy net does not depend on a board
for( PAD* pad : m_pads )
pad->SetNetCode( NETINFO_LIST::ORPHANED );
}
void FOOTPRINT::Add( BOARD_ITEM* aBoardItem, ADD_MODE aMode )
{
switch( aBoardItem->Type() )
{
case PCB_FP_TEXT_T:
// Only user text can be added this way.
assert( static_cast<FP_TEXT*>( aBoardItem )->GetType() == FP_TEXT::TEXT_is_DIVERS );
KI_FALLTHROUGH;
case PCB_FP_SHAPE_T:
if( aMode == ADD_MODE::APPEND )
m_drawings.push_back( aBoardItem );
else
m_drawings.push_front( aBoardItem );
break;
case PCB_PAD_T:
if( aMode == ADD_MODE::APPEND )
m_pads.push_back( static_cast<PAD*>( aBoardItem ) );
else
m_pads.push_front( static_cast<PAD*>( aBoardItem ) );
break;
case PCB_FP_ZONE_T:
if( aMode == ADD_MODE::APPEND )
m_fp_zones.push_back( static_cast<FP_ZONE*>( aBoardItem ) );
else
m_fp_zones.insert( m_fp_zones.begin(), static_cast<FP_ZONE*>( aBoardItem ) );
break;
case PCB_GROUP_T:
if( aMode == ADD_MODE::APPEND )
m_fp_groups.push_back( static_cast<PCB_GROUP*>( aBoardItem ) );
else
m_fp_groups.insert( m_fp_groups.begin(), static_cast<PCB_GROUP*>( aBoardItem ) );
break;
default:
{
wxString msg;
msg.Printf( wxT( "FOOTPRINT::Add() needs work: BOARD_ITEM type (%d) not handled" ),
aBoardItem->Type() );
wxFAIL_MSG( msg );
return;
}
}
aBoardItem->ClearEditFlags();
aBoardItem->SetParent( this );
}
void FOOTPRINT::Remove( BOARD_ITEM* aBoardItem, REMOVE_MODE aMode )
{
switch( aBoardItem->Type() )
{
case PCB_FP_TEXT_T:
// Only user text can be removed this way.
wxCHECK_RET(
static_cast<FP_TEXT*>( aBoardItem )->GetType() == FP_TEXT::TEXT_is_DIVERS,
"Please report this bug: Invalid remove operation on required text" );
KI_FALLTHROUGH;
case PCB_FP_SHAPE_T:
for( auto it = m_drawings.begin(); it != m_drawings.end(); ++it )
{
if( *it == aBoardItem )
{
m_drawings.erase( it );
break;
}
}
break;
case PCB_PAD_T:
for( auto it = m_pads.begin(); it != m_pads.end(); ++it )
{
if( *it == static_cast<PAD*>( aBoardItem ) )
{
m_pads.erase( it );
break;
}
}
break;
case PCB_FP_ZONE_T:
for( auto it = m_fp_zones.begin(); it != m_fp_zones.end(); ++it )
{
if( *it == static_cast<FP_ZONE*>( aBoardItem ) )
{
m_fp_zones.erase( it );
break;
}
}
break;
case PCB_GROUP_T:
for( auto it = m_fp_groups.begin(); it != m_fp_groups.end(); ++it )
{
if( *it == static_cast<PCB_GROUP*>( aBoardItem ) )
{
m_fp_groups.erase( it );
break;
}
}
break;
default:
{
wxString msg;
msg.Printf( wxT( "FOOTPRINT::Remove() needs work: BOARD_ITEM type (%d) not handled" ),
aBoardItem->Type() );
wxFAIL_MSG( msg );
}
}
aBoardItem->SetFlags( STRUCT_DELETED );
PCB_GROUP* parentGroup = aBoardItem->GetParentGroup();
if( parentGroup && !( parentGroup->GetFlags() & STRUCT_DELETED ) )
parentGroup->RemoveItem( aBoardItem );
}
double FOOTPRINT::GetArea( int aPadding ) const
{
EDA_RECT bbox = GetBoundingBox( false, false );
double w = std::abs( static_cast<double>( bbox.GetWidth() ) ) + aPadding;
double h = std::abs( static_cast<double>( bbox.GetHeight() ) ) + aPadding;
return w * h;
}
EDA_RECT FOOTPRINT::GetFpPadsLocalBbox() const
{
EDA_RECT area;
// We want the bounding box of the footprint pads at rot 0, not flipped
// Create such a image:
FOOTPRINT dummy( *this );
dummy.SetPosition( wxPoint( 0, 0 ) );
if( dummy.IsFlipped() )
dummy.Flip( wxPoint( 0, 0 ) , false );
if( dummy.GetOrientation() )
dummy.SetOrientation( 0 );
for( PAD* pad : dummy.Pads() )
area.Merge( pad->GetBoundingBox() );
return area;
}
const EDA_RECT FOOTPRINT::GetBoundingBox() const
{
return GetBoundingBox( true, true );
}
const EDA_RECT FOOTPRINT::GetBoundingBox( bool aIncludeText, bool aIncludeInvisibleText ) const
{
BOARD* board = GetBoard();
if( board )
{
if( aIncludeText && aIncludeInvisibleText )
{
if( m_boundingBoxCacheTimeStamp >= board->GetTimeStamp() )
return m_cachedBoundingBox;
}
else if( aIncludeText )
{
if( m_visibleBBoxCacheTimeStamp >= board->GetTimeStamp() )
return m_cachedVisibleBBox;
}
else
{
if( m_textExcludedBBoxCacheTimeStamp >= board->GetTimeStamp() )
return m_cachedTextExcludedBBox;
}
}
EDA_RECT area;
area.SetOrigin( m_pos );
area.SetEnd( m_pos );
area.Inflate( Millimeter2iu( 0.25 ) ); // Give a min size to the area
for( BOARD_ITEM* item : m_drawings )
{
if( item->Type() == PCB_FP_SHAPE_T )
area.Merge( item->GetBoundingBox() );
}
for( PAD* pad : m_pads )
area.Merge( pad->GetBoundingBox() );
for( FP_ZONE* zone : m_fp_zones )
area.Merge( zone->GetBoundingBox() );
// Groups do not contribute to the rect, only their members
if( aIncludeText )
{
for( BOARD_ITEM* item : m_drawings )
{
if( item->Type() == PCB_FP_TEXT_T )
area.Merge( item->GetBoundingBox() );
}
// This can be further optimized when aIncludeInvisibleText is true, but currently
// leaving this as is until it's determined there is a noticeable speed hit.
bool valueLayerIsVisible = true;
bool refLayerIsVisible = true;
if( board )
{
// The first "&&" conditional handles the user turning layers off as well as layers
// not being present in the current PCB stackup. Values, references, and all
// footprint text can also be turned off via the GAL meta-layers, so the 2nd and
// 3rd "&&" conditionals handle that.
valueLayerIsVisible = board->IsLayerVisible( m_value->GetLayer() )
&& board->IsElementVisible( LAYER_MOD_VALUES )
&& board->IsElementVisible( LAYER_MOD_TEXT_FR );
refLayerIsVisible = board->IsLayerVisible( m_reference->GetLayer() )
&& board->IsElementVisible( LAYER_MOD_REFERENCES )
&& board->IsElementVisible( LAYER_MOD_TEXT_FR );
}
if( ( m_value->IsVisible() && valueLayerIsVisible ) || aIncludeInvisibleText )
area.Merge( m_value->GetBoundingBox() );
if( ( m_reference->IsVisible() && refLayerIsVisible ) || aIncludeInvisibleText )
area.Merge( m_reference->GetBoundingBox() );
}
if( board )
{
if( aIncludeText && aIncludeInvisibleText )
{
m_boundingBoxCacheTimeStamp = board->GetTimeStamp();
m_cachedBoundingBox = area;
}
else if( aIncludeText )
{
m_visibleBBoxCacheTimeStamp = board->GetTimeStamp();
m_cachedVisibleBBox = area;
}
else
{
m_textExcludedBBoxCacheTimeStamp = board->GetTimeStamp();
m_cachedTextExcludedBBox = area;
}
}
return area;
}
SHAPE_POLY_SET FOOTPRINT::GetBoundingHull() const
{
BOARD* board = GetBoard();
if( board )
{
if( m_hullCacheTimeStamp >= board->GetTimeStamp() )
return m_cachedHull;
}
SHAPE_POLY_SET rawPolys;
SHAPE_POLY_SET hull;
for( BOARD_ITEM* item : m_drawings )
{
if( item->Type() == PCB_FP_SHAPE_T )
{
item->TransformShapeWithClearanceToPolygon( rawPolys, UNDEFINED_LAYER, 0, ARC_LOW_DEF,
ERROR_OUTSIDE );
}
// We intentionally exclude footprint text from the bounding hull.
}
for( PAD* pad : m_pads )
{
pad->TransformShapeWithClearanceToPolygon( rawPolys, UNDEFINED_LAYER, 0, ARC_LOW_DEF,
ERROR_OUTSIDE );
}
for( FP_ZONE* zone : m_fp_zones )
{
for( PCB_LAYER_ID layer : zone->GetLayerSet().Seq() )
{
SHAPE_POLY_SET layerPoly = zone->GetFilledPolysList( layer );
for( int ii = 0; ii < layerPoly.OutlineCount(); ii++ )
{
const SHAPE_LINE_CHAIN& poly = layerPoly.COutline( ii );
rawPolys.AddOutline( poly );
}
}
}
// If there are some graphic items, build the actual hull.
// However if no items, create a minimal polygon (can happen if a footprint
// is created with no item: it contains only 2 texts.
if( rawPolys.OutlineCount() == 0 )
{
// generate a small dummy rectangular outline around the anchor
const int halfsize = Millimeter2iu( 0.02 );
rawPolys.NewOutline();
// add a square:
rawPolys.Append( GetPosition().x - halfsize, GetPosition().y - halfsize );
rawPolys.Append( GetPosition().x + halfsize, GetPosition().y - halfsize );
rawPolys.Append( GetPosition().x + halfsize, GetPosition().y + halfsize );
rawPolys.Append( GetPosition().x - halfsize, GetPosition().y + halfsize );
}
std::vector<wxPoint> convex_hull;
BuildConvexHull( convex_hull, rawPolys );
m_cachedHull.RemoveAllContours();
m_cachedHull.NewOutline();
for( const wxPoint& pt : convex_hull )
m_cachedHull.Append( pt );
if( board )
m_hullCacheTimeStamp = board->GetTimeStamp();
return m_cachedHull;
}
void FOOTPRINT::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList )
{
wxString msg, msg2;
aList.emplace_back( m_reference->GetShownText(), m_value->GetShownText() );
if( aFrame->IsType( FRAME_FOOTPRINT_VIEWER )
|| aFrame->IsType( FRAME_FOOTPRINT_VIEWER_MODAL )
|| aFrame->IsType( FRAME_FOOTPRINT_EDITOR ) )
{
wxDateTime date( static_cast<time_t>( m_lastEditTime ) );
// Date format: see http://www.cplusplus.com/reference/ctime/strftime
if( m_lastEditTime && date.IsValid() )
msg = date.Format( wxT( "%b %d, %Y" ) ); // Abbreviated_month_name Day, Year
else
msg = _( "Unknown" );
aList.emplace_back( _( "Last Change" ), msg );
}
else if( aFrame->IsType( FRAME_PCB_EDITOR ) )
{
aList.emplace_back( _( "Board Side" ), IsFlipped() ? _( "Back (Flipped)" ) : _( "Front" ) );
}
auto addToken = []( wxString* aStr, const wxString& aAttr )
{
if( !aStr->IsEmpty() )
*aStr += wxT( ", " );
*aStr += aAttr;
};
wxString status;
wxString attrs;
if( IsLocked() )
addToken( &status, _( "locked" ) );
if( m_fpStatus & FP_is_PLACED )
addToken( &status, _( "autoplaced" ) );
if( m_attributes & FP_BOARD_ONLY )
addToken( &attrs, _( "not in schematic" ) );
if( m_attributes & FP_EXCLUDE_FROM_POS_FILES )
addToken( &attrs, _( "exclude from pos files" ) );
if( m_attributes & FP_EXCLUDE_FROM_BOM )
addToken( &attrs, _( "exclude from BOM" ) );
aList.emplace_back( _( "Status: " ) + status, _( "Attributes:" ) + wxS( " " ) + attrs );
aList.emplace_back( _( "Rotation" ), wxString::Format( "%.4g", GetOrientationDegrees() ) );
msg.Printf( _( "Footprint: %s" ), m_fpid.Format().c_str() );
msg2.Printf( _( "3D-Shape: %s" ), m_3D_Drawings.empty() ? _( "<none>" )
: m_3D_Drawings.front().m_Filename );
aList.emplace_back( msg, msg2 );
msg.Printf( _( "Doc: %s" ), m_doc );
msg2.Printf( _( "Keywords: %s" ), m_keywords );
aList.emplace_back( msg, msg2 );
}
bool FOOTPRINT::IsOnLayer( PCB_LAYER_ID aLayer ) const
{
// If we have any pads, fall back on normal checking
if( !m_pads.empty() )
return m_layer == aLayer;
// No pads? Check if this entire footprint exists on the given layer
for( FP_ZONE* zone : m_fp_zones )
{
if( !zone->IsOnLayer( aLayer ) )
return false;
}
for( BOARD_ITEM* item : m_drawings )
{
if( !item->IsOnLayer( aLayer ) )
return false;
}
return true;
}
bool FOOTPRINT::HitTest( const wxPoint& aPosition, int aAccuracy ) const
{
EDA_RECT rect = GetBoundingBox( false, false );
return rect.Inflate( aAccuracy ).Contains( aPosition );
}
bool FOOTPRINT::HitTestAccurate( const wxPoint& aPosition, int aAccuracy ) const
{
return GetBoundingHull().Collide( aPosition, aAccuracy );
}
bool FOOTPRINT::HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy ) const
{
EDA_RECT arect = aRect;
arect.Inflate( aAccuracy );
if( aContained )
return arect.Contains( GetBoundingBox( false, false ) );
else
{
// If the rect does not intersect the bounding box, skip any tests
if( !aRect.Intersects( GetBoundingBox( false, false ) ) )
return false;
// Determine if any elements in the FOOTPRINT intersect the rect
for( PAD* pad : m_pads )
{
if( pad->HitTest( arect, false, 0 ) )
return true;
}
for( FP_ZONE* zone : m_fp_zones )
{
if( zone->HitTest( arect, false, 0 ) )
return true;
}
for( BOARD_ITEM* item : m_drawings )
{
if( item->Type() != PCB_FP_TEXT_T && item->HitTest( arect, false, 0 ) )
return true;
}
// Groups are not hit-tested; only their members
// No items were hit
return false;
}
}
PAD* FOOTPRINT::FindPadByName( const wxString& aPadName ) const
{
for( PAD* pad : m_pads )
{
if( pad->GetName() == aPadName )
return pad;
}
return NULL;
}
PAD* FOOTPRINT::GetPad( const wxPoint& aPosition, LSET aLayerMask )
{
for( PAD* pad : m_pads )
{
// ... and on the correct layer.
if( !( pad->GetLayerSet() & aLayerMask ).any() )
continue;
if( pad->HitTest( aPosition ) )
return pad;
}
return NULL;
}
PAD* FOOTPRINT::GetTopLeftPad()
{
PAD* topLeftPad = m_pads.front();
for( PAD* p : m_pads )
{
wxPoint pnt = p->GetPosition(); // GetPosition() returns the center of the pad
if( ( pnt.x < topLeftPad->GetPosition().x ) ||
( topLeftPad->GetPosition().x == pnt.x && pnt.y < topLeftPad->GetPosition().y ) )
{
topLeftPad = p;
}
}
return topLeftPad;
}
unsigned FOOTPRINT::GetPadCount( INCLUDE_NPTH_T aIncludeNPTH ) const
{
if( aIncludeNPTH )
return m_pads.size();
unsigned cnt = 0;
for( PAD* pad : m_pads )
{
if( pad->GetAttribute() == PAD_ATTRIB_NPTH )
continue;
cnt++;
}
return cnt;
}
unsigned FOOTPRINT::GetUniquePadCount( INCLUDE_NPTH_T aIncludeNPTH ) const
{
std::set<wxString> usedNames;
// Create a set of used pad numbers
for( PAD* pad : m_pads )
{
// Skip pads not on copper layers (used to build complex
// solder paste shapes for instance)
if( ( pad->GetLayerSet() & LSET::AllCuMask() ).none() )
continue;
// Skip pads with no name, because they are usually "mechanical"
// pads, not "electrical" pads
if( pad->GetName().IsEmpty() )
continue;
if( !aIncludeNPTH )
{
// skip NPTH
if( pad->GetAttribute() == PAD_ATTRIB_NPTH )
{
continue;
}
}
usedNames.insert( pad->GetName() );
}
return usedNames.size();
}
void FOOTPRINT::Add3DModel( FP_3DMODEL* a3DModel )
{
if( nullptr == a3DModel )
return;
if( !a3DModel->m_Filename.empty() )
m_3D_Drawings.push_back( *a3DModel );
}
// see footprint.h
SEARCH_RESULT FOOTPRINT::Visit( INSPECTOR inspector, void* testData, const KICAD_T scanTypes[] )
{
KICAD_T stype;
SEARCH_RESULT result = SEARCH_RESULT::CONTINUE;
const KICAD_T* p = scanTypes;
bool done = false;
#if 0 && defined(DEBUG)
std::cout << GetClass().mb_str() << ' ';
#endif
while( !done )
{
stype = *p;
switch( stype )
{
case PCB_FOOTPRINT_T:
result = inspector( this, testData ); // inspect me
++p;
break;
case PCB_PAD_T:
result = IterateForward<PAD*>( m_pads, inspector, testData, p );
++p;
break;
case PCB_FP_ZONE_T:
result = IterateForward<FP_ZONE*>( m_fp_zones, inspector, testData, p );
++p;
break;
case PCB_FP_TEXT_T:
result = inspector( m_reference, testData );
if( result == SEARCH_RESULT::QUIT )
break;
result = inspector( m_value, testData );
if( result == SEARCH_RESULT::QUIT )
break;
// Intentionally fall through since m_Drawings can hold PCB_FP_SHAPE_T also
KI_FALLTHROUGH;
case PCB_FP_SHAPE_T:
result = IterateForward<BOARD_ITEM*>( m_drawings, inspector, testData, p );
// skip over any types handled in the above call.
for( ; ; )
{
switch( stype = *++p )
{
case PCB_FP_TEXT_T:
case PCB_FP_SHAPE_T:
continue;
default:
;
}
break;
}
break;
case PCB_GROUP_T:
result = IterateForward<PCB_GROUP*>( m_fp_groups, inspector, testData, p );
++p;
break;
default:
done = true;
break;
}
if( result == SEARCH_RESULT::QUIT )
break;
}
return result;
}
wxString FOOTPRINT::GetSelectMenuText( EDA_UNITS aUnits ) const
{
wxString reference = GetReference();
if( reference.IsEmpty() )
reference = _( "<no reference designator>" );
return wxString::Format( _( "Footprint %s" ), reference );
}
BITMAPS FOOTPRINT::GetMenuImage() const
{
return BITMAPS::module;
}
EDA_ITEM* FOOTPRINT::Clone() const
{
return new FOOTPRINT( *this );
}
void FOOTPRINT::RunOnChildren( const std::function<void ( BOARD_ITEM*)>& aFunction ) const
{
try
{
for( PAD* pad : m_pads )
aFunction( static_cast<BOARD_ITEM*>( pad ) );
for( FP_ZONE* zone : m_fp_zones )
aFunction( static_cast<FP_ZONE*>( zone ) );
for( PCB_GROUP* group : m_fp_groups )
aFunction( static_cast<PCB_GROUP*>( group ) );
for( BOARD_ITEM* drawing : m_drawings )
aFunction( static_cast<BOARD_ITEM*>( drawing ) );
aFunction( static_cast<BOARD_ITEM*>( m_reference ) );
aFunction( static_cast<BOARD_ITEM*>( m_value ) );
}
catch( std::bad_function_call& )
{
wxFAIL_MSG( "Error running FOOTPRINT::RunOnChildren" );
}
}
void FOOTPRINT::GetAllDrawingLayers( int aLayers[], int& aCount, bool aIncludePads ) const
{
std::unordered_set<int> layers;
for( BOARD_ITEM* item : m_drawings )
layers.insert( static_cast<int>( item->GetLayer() ) );
if( aIncludePads )
{
for( PAD* pad : m_pads )
{
int pad_layers[KIGFX::VIEW::VIEW_MAX_LAYERS], pad_layers_count;
pad->ViewGetLayers( pad_layers, pad_layers_count );
for( int i = 0; i < pad_layers_count; i++ )
layers.insert( pad_layers[i] );
}
}
aCount = layers.size();
int i = 0;
for( int layer : layers )
aLayers[i++] = layer;
}
void FOOTPRINT::ViewGetLayers( int aLayers[], int& aCount ) const
{
aCount = 2;
aLayers[0] = LAYER_ANCHOR;
switch( m_layer )
{
default:
wxASSERT_MSG( false, "Illegal layer" ); // do you really have footprints placed on
// other layers?
KI_FALLTHROUGH;
case F_Cu:
aLayers[1] = LAYER_MOD_FR;
break;
case B_Cu:
aLayers[1] = LAYER_MOD_BK;
break;
}
// If there are no pads, and only drawings on a silkscreen layer, then report the silkscreen
// layer as well so that the component can be edited with the silkscreen layer
bool f_silk = false, b_silk = false, non_silk = false;
for( BOARD_ITEM* item : m_drawings )
{
if( item->GetLayer() == F_SilkS )
f_silk = true;
else if( item->GetLayer() == B_SilkS )
b_silk = true;
else
non_silk = true;
}
if( ( f_silk || b_silk ) && !non_silk && m_pads.empty() )
{
if( f_silk )
aLayers[ aCount++ ] = F_SilkS;
if( b_silk )
aLayers[ aCount++ ] = B_SilkS;
}
}
double FOOTPRINT::ViewGetLOD( int aLayer, KIGFX::VIEW* aView ) const
{
int layer = ( m_layer == F_Cu ) ? LAYER_MOD_FR :
( m_layer == B_Cu ) ? LAYER_MOD_BK : LAYER_ANCHOR;
// Currently this is only pertinent for the anchor layer; everything else is drawn from the
// children.
// The "good" value is experimentally chosen.
#define MINIMAL_ZOOM_LEVEL_FOR_VISIBILITY 1.5
if( aView->IsLayerVisible( layer ) )
return MINIMAL_ZOOM_LEVEL_FOR_VISIBILITY;
return std::numeric_limits<double>::max();
}
const BOX2I FOOTPRINT::ViewBBox() const
{
EDA_RECT area = GetBoundingBox( true, true );
// Add the Clearance shape size: (shape around the pads when the clearance is shown. Not
// optimized, but the draw cost is small (perhaps smaller than optimization).
BOARD* board = GetBoard();
if( board )
{
int biggest_clearance = board->GetDesignSettings().GetBiggestClearanceValue();
area.Inflate( biggest_clearance );
}
return area;
}
bool FOOTPRINT::IsLibNameValid( const wxString & aName )
{
const wxChar * invalids = StringLibNameInvalidChars( false );
if( aName.find_first_of( invalids ) != std::string::npos )
return false;
return true;
}
const wxChar* FOOTPRINT::StringLibNameInvalidChars( bool aUserReadable )
{
// This list of characters is also duplicated in validators.cpp and
// lib_id.cpp
// TODO: Unify forbidden character lists
static const wxChar invalidChars[] = wxT("%$<>\t\n\r\"\\/:");
static const wxChar invalidCharsReadable[] = wxT("% $ < > 'tab' 'return' 'line feed' \\ \" / :");
if( aUserReadable )
return invalidCharsReadable;
else
return invalidChars;
}
void FOOTPRINT::Move( const wxPoint& aMoveVector )
{
wxPoint newpos = m_pos + aMoveVector;
SetPosition( newpos );
}
void FOOTPRINT::Rotate( const wxPoint& aRotCentre, double aAngle )
{
double orientation = GetOrientation();
double newOrientation = orientation + aAngle;
wxPoint newpos = m_pos;
RotatePoint( &newpos, aRotCentre, aAngle );
SetPosition( newpos );
SetOrientation( newOrientation );
m_reference->KeepUpright( orientation, newOrientation );
m_value->KeepUpright( orientation, newOrientation );
for( BOARD_ITEM* item : m_drawings )
{
if( item->Type() == PCB_FP_TEXT_T )
static_cast<FP_TEXT*>( item )->KeepUpright( orientation, newOrientation );
}
m_boundingBoxCacheTimeStamp = 0;
m_visibleBBoxCacheTimeStamp = 0;
m_textExcludedBBoxCacheTimeStamp = 0;
m_hullCacheTimeStamp = 0;
}
void FOOTPRINT::Flip( const wxPoint& aCentre, bool aFlipLeftRight )
{
// Move footprint to its final position:
wxPoint finalPos = m_pos;
// Now Flip the footprint.
// Flipping a footprint is a specific transform: it is not mirrored like a text.
// We have to change the side, and ensure the footprint rotation is modified according to the
// transform, because this parameter is used in pick and place files, and when updating the
// footprint from library.
// When flipped around the X axis (Y coordinates changed) orientation is negated
// When flipped around the Y axis (X coordinates changed) orientation is 180 - old orient.
// Because it is specfic to a footprint, we flip around the X axis, and after rotate 180 deg
MIRROR( finalPos.y, aCentre.y ); /// Mirror the Y position (around the X axis)
SetPosition( finalPos );
// Flip layer
SetLayer( FlipLayer( GetLayer() ) );
// Reverse mirror orientation.
m_orient = -m_orient;
NORMALIZE_ANGLE_180( m_orient );
// Mirror pads to other side of board.
for( PAD* pad : m_pads )
pad->Flip( m_pos, false );
// Mirror zones to other side of board.
for( ZONE* zone : m_fp_zones )
zone->Flip( m_pos, false );
// Mirror reference and value.
m_reference->Flip( m_pos, false );
m_value->Flip( m_pos, false );
// Reverse mirror footprint graphics and texts.
for( BOARD_ITEM* item : m_drawings )
{
switch( item->Type() )
{
case PCB_FP_SHAPE_T:
static_cast<FP_SHAPE*>( item )->Flip( m_pos, false );
break;
case PCB_FP_TEXT_T:
static_cast<FP_TEXT*>( item )->Flip( m_pos, false );
break;
default:
wxMessageBox( wxT( "FOOTPRINT::Flip() error: Unknown Draw Type" ) );
break;
}
}
// Now rotate 180 deg if required
if( aFlipLeftRight )
Rotate( aCentre, 1800.0 );
m_boundingBoxCacheTimeStamp = 0;
m_visibleBBoxCacheTimeStamp = 0;
m_textExcludedBBoxCacheTimeStamp = 0;
m_cachedHull.Mirror( aFlipLeftRight, !aFlipLeftRight, m_pos );
std::swap( m_poly_courtyard_front, m_poly_courtyard_back );
}
void FOOTPRINT::SetPosition( const wxPoint& aPos )
{
wxPoint delta = aPos - m_pos;
m_pos += delta;
m_reference->EDA_TEXT::Offset( delta );
m_value->EDA_TEXT::Offset( delta );
for( PAD* pad : m_pads )
pad->SetPosition( pad->GetPosition() + delta );
for( ZONE* zone : m_fp_zones )
zone->Move( delta );
for( BOARD_ITEM* item : m_drawings )
{
switch( item->Type() )
{
case PCB_FP_SHAPE_T:
{
FP_SHAPE* shape = static_cast<FP_SHAPE*>( item );
shape->SetDrawCoord();
break;
}
case PCB_FP_TEXT_T:
{
FP_TEXT* text = static_cast<FP_TEXT*>( item );
text->EDA_TEXT::Offset( delta );
break;
}
default:
wxMessageBox( wxT( "Draw type undefined." ) );
break;
}
}
m_cachedBoundingBox.Move( delta );
m_cachedVisibleBBox.Move( delta );
m_cachedTextExcludedBBox.Move( delta );
m_cachedHull.Move( delta );
}
void FOOTPRINT::MoveAnchorPosition( const wxPoint& aMoveVector )
{
/* Move the reference point of the footprint
* the footprints elements (pads, outlines, edges .. ) are moved
* but:
* - the footprint position is not modified.
* - the relative (local) coordinates of these items are modified
* - Draw coordinates are updated
*/
// Update (move) the relative coordinates relative to the new anchor point.
wxPoint moveVector = aMoveVector;
RotatePoint( &moveVector, -GetOrientation() );
// Update of the reference and value.
m_reference->SetPos0( m_reference->GetPos0() + moveVector );
m_reference->SetDrawCoord();
m_value->SetPos0( m_value->GetPos0() + moveVector );
m_value->SetDrawCoord();
// Update the pad local coordinates.
for( PAD* pad : m_pads )
{
pad->SetPos0( pad->GetPos0() + moveVector );
pad->SetDrawCoord();
}
// Update the draw element coordinates.
for( BOARD_ITEM* item : GraphicalItems() )
{
switch( item->Type() )
{
case PCB_FP_SHAPE_T:
{
FP_SHAPE* shape = static_cast<FP_SHAPE*>( item );
shape->Move( moveVector );
}
break;
case PCB_FP_TEXT_T:
{
FP_TEXT* text = static_cast<FP_TEXT*>( item );
text->SetPos0( text->GetPos0() + moveVector );
text->SetDrawCoord();
}
break;
default:
break;
}
}
// Update the keepout zones
for( ZONE* zone : Zones() )
{
zone->Move( moveVector );
}
// Update the 3D models
for( FP_3DMODEL& model : Models() )
{
model.m_Offset.x += Iu2Millimeter( moveVector.x );
model.m_Offset.y -= Iu2Millimeter( moveVector.y );
}
m_cachedBoundingBox.Move( moveVector );
m_cachedVisibleBBox.Move( moveVector );
m_cachedTextExcludedBBox.Move( moveVector );
m_cachedHull.Move( moveVector );
}
void FOOTPRINT::SetOrientation( double aNewAngle )
{
double angleChange = aNewAngle - m_orient; // change in rotation
NORMALIZE_ANGLE_180( aNewAngle );
m_orient = aNewAngle;
for( PAD* pad : m_pads )
{
pad->SetOrientation( pad->GetOrientation() + angleChange );
pad->SetDrawCoord();
}
for( ZONE* zone : m_fp_zones )
{
zone->Rotate( GetPosition(), angleChange );
}
// Update of the reference and value.
m_reference->SetDrawCoord();
m_value->SetDrawCoord();
// Displace contours and text of the footprint.
for( BOARD_ITEM* item : m_drawings )
{
if( item->Type() == PCB_FP_SHAPE_T )
{
static_cast<FP_SHAPE*>( item )->SetDrawCoord();
}
else if( item->Type() == PCB_FP_TEXT_T )
{
static_cast<FP_TEXT*>( item )->SetDrawCoord();
}
}
m_boundingBoxCacheTimeStamp = 0;
m_visibleBBoxCacheTimeStamp = 0;
m_textExcludedBBoxCacheTimeStamp = 0;
m_cachedHull.Rotate( -DECIDEG2RAD( angleChange ), GetPosition() );
}
BOARD_ITEM* FOOTPRINT::Duplicate() const
{
FOOTPRINT* dupe = (FOOTPRINT*) Clone();
const_cast<KIID&>( dupe->m_Uuid ) = KIID();
dupe->RunOnChildren( [&]( BOARD_ITEM* child )
{
const_cast<KIID&>( child->m_Uuid ) = KIID();
});
return static_cast<BOARD_ITEM*>( dupe );
}
BOARD_ITEM* FOOTPRINT::DuplicateItem( const BOARD_ITEM* aItem, bool aAddToFootprint )
{
BOARD_ITEM* new_item = NULL;
FP_ZONE* new_zone = NULL;
switch( aItem->Type() )
{
case PCB_PAD_T:
{
PAD* new_pad = new PAD( *static_cast<const PAD*>( aItem ) );
const_cast<KIID&>( new_pad->m_Uuid ) = KIID();
if( aAddToFootprint )
m_pads.push_back( new_pad );
new_item = new_pad;
break;
}
case PCB_FP_ZONE_T:
{
new_zone = new FP_ZONE( *static_cast<const FP_ZONE*>( aItem ) );
const_cast<KIID&>( new_zone->m_Uuid ) = KIID();
if( aAddToFootprint )
m_fp_zones.push_back( new_zone );
new_item = new_zone;
break;
}
case PCB_FP_TEXT_T:
{
FP_TEXT* new_text = new FP_TEXT( *static_cast<const FP_TEXT*>( aItem ) );
const_cast<KIID&>( new_text->m_Uuid ) = KIID();
if( new_text->GetType() == FP_TEXT::TEXT_is_REFERENCE )
{
new_text->SetText( wxT( "${REFERENCE}" ) );
new_text->SetType( FP_TEXT::TEXT_is_DIVERS );
}
else if( new_text->GetType() == FP_TEXT::TEXT_is_VALUE )
{
new_text->SetText( wxT( "${VALUE}" ) );
new_text->SetType( FP_TEXT::TEXT_is_DIVERS );
}
if( aAddToFootprint )
Add( new_text );
new_item = new_text;
break;
}
case PCB_FP_SHAPE_T:
{
FP_SHAPE* new_shape = new FP_SHAPE( *static_cast<const FP_SHAPE*>( aItem ) );
const_cast<KIID&>( new_shape->m_Uuid ) = KIID();
if( aAddToFootprint )
Add( new_shape );
new_item = new_shape;
break;
}
case PCB_GROUP_T:
new_item = static_cast<const PCB_GROUP*>( aItem )->DeepDuplicate();
break;
case PCB_FOOTPRINT_T:
// Ignore the footprint itself
break;
default:
// Un-handled item for duplication
wxFAIL_MSG( "Duplication not supported for items of class " + aItem->GetClass() );
break;
}
return new_item;
}
wxString FOOTPRINT::GetNextPadName( const wxString& aLastPadName ) const
{
std::set<wxString> usedNames;
// Create a set of used pad numbers
for( PAD* pad : m_pads )
usedNames.insert( pad->GetName() );
wxString prefix = UTIL::GetReferencePrefix( aLastPadName );
int num = GetTrailingInt( aLastPadName );
while( usedNames.count( wxString::Format( "%s%d", prefix, num ) ) )
num++;
return wxString::Format( "%s%d", prefix, num );
}
void FOOTPRINT::IncrementReference( int aDelta )
{
const wxString& refdes = GetReference();
SetReference( wxString::Format( wxT( "%s%i" ),
UTIL::GetReferencePrefix( refdes ),
GetTrailingInt( refdes ) + aDelta ) );
}
// Calculate the area of aPolySet, after fracturation, because
// polygons with no hole are expected.
static double polygonArea( SHAPE_POLY_SET& aPolySet )
{
double area = 0.0;
for( int ii = 0; ii < aPolySet.OutlineCount(); ii++ )
{
SHAPE_LINE_CHAIN& outline = aPolySet.Outline( ii );
// Ensure the curr outline is closed, to calculate area
outline.SetClosed( true );
area += outline.Area();
}
return area;
}
double FOOTPRINT::GetCoverageArea( const BOARD_ITEM* aItem, const GENERAL_COLLECTOR& aCollector )
{
int textMargin = KiROUND( 5 * aCollector.GetGuide()->OnePixelInIU() );
SHAPE_POLY_SET poly;
if( aItem->Type() == PCB_MARKER_T )
{
const PCB_MARKER* marker = static_cast<const PCB_MARKER*>( aItem );
SHAPE_LINE_CHAIN markerShape;
marker->ShapeToPolygon( markerShape );
return markerShape.Area();
}
else if( aItem->Type() == PCB_GROUP_T )
{
double combinedArea = 0.0;
for( BOARD_ITEM* member : static_cast<const PCB_GROUP*>( aItem )->GetItems() )
combinedArea += GetCoverageArea( member, aCollector );
return combinedArea;
}
if( aItem->Type() == PCB_FOOTPRINT_T )
{
const FOOTPRINT* footprint = static_cast<const FOOTPRINT*>( aItem );
poly = footprint->GetBoundingHull();
}
else if( aItem->Type() == PCB_FP_TEXT_T )
{
const FP_TEXT* text = static_cast<const FP_TEXT*>( aItem );
text->TransformTextShapeWithClearanceToPolygon( poly, UNDEFINED_LAYER, textMargin,
ARC_LOW_DEF, ERROR_OUTSIDE );
}
else if( aItem->Type() == PCB_SHAPE_T )
{
// Approximate "linear" shapes with just their width squared, as we don't want to consider
// a linear shape as being much bigger than another for purposes of selection filtering
// just because it happens to be really long.
const PCB_SHAPE* shape = static_cast<const PCB_SHAPE*>( aItem );
switch( shape->GetShape() )
{
case S_SEGMENT:
case S_ARC:
case S_CURVE:
return shape->GetWidth() * shape->GetWidth();
case S_RECT:
case S_CIRCLE:
case S_POLYGON:
{
if( !shape->IsFilled() )
return shape->GetWidth() * shape->GetWidth();
KI_FALLTHROUGH;
}
default:
aItem->TransformShapeWithClearanceToPolygon( poly, UNDEFINED_LAYER, 0,
ARC_LOW_DEF, ERROR_OUTSIDE );
}
}
else if( aItem->Type() == PCB_TRACE_T || aItem->Type() == PCB_ARC_T )
{
double width = static_cast<const TRACK*>( aItem )->GetWidth();
return width * width;
}
else
{
aItem->TransformShapeWithClearanceToPolygon( poly, UNDEFINED_LAYER, 0,
ARC_LOW_DEF, ERROR_OUTSIDE );
}
poly.Simplify( SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );
poly.Fracture( SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );
return polygonArea( poly );
}
double FOOTPRINT::CoverageRatio( const GENERAL_COLLECTOR& aCollector ) const
{
int textMargin = KiROUND( 5 * aCollector.GetGuide()->OnePixelInIU() );
SHAPE_POLY_SET footprintRegion( GetBoundingHull() );
SHAPE_POLY_SET coveredRegion;
TransformPadsWithClearanceToPolygon( coveredRegion, UNDEFINED_LAYER, 0, ARC_LOW_DEF,
ERROR_OUTSIDE );
TransformFPShapesWithClearanceToPolygon( coveredRegion, UNDEFINED_LAYER, textMargin,
ARC_LOW_DEF, ERROR_OUTSIDE,
true, /* include text */
false /* include shapes */ );
for( int i = 0; i < aCollector.GetCount(); ++i )
{
const BOARD_ITEM* item = aCollector[i];
switch( item->Type() )
{
case PCB_FP_TEXT_T:
case PCB_FP_SHAPE_T:
if( item->GetParent() != this )
{
item->TransformShapeWithClearanceToPolygon( coveredRegion, UNDEFINED_LAYER, 0,
ARC_LOW_DEF, ERROR_OUTSIDE );
}
break;
case PCB_TEXT_T:
case PCB_SHAPE_T:
case PCB_TRACE_T:
case PCB_ARC_T:
case PCB_VIA_T:
item->TransformShapeWithClearanceToPolygon( coveredRegion, UNDEFINED_LAYER, 0,
ARC_LOW_DEF, ERROR_OUTSIDE );
break;
case PCB_FOOTPRINT_T:
if( item != this )
{
const FOOTPRINT* footprint = static_cast<const FOOTPRINT*>( item );
coveredRegion.AddOutline( footprint->GetBoundingHull().Outline( 0 ) );
}
break;
default:
break;
}
}
SHAPE_POLY_SET uncoveredRegion;
try
{
uncoveredRegion.BooleanSubtract( footprintRegion, coveredRegion,
SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );
uncoveredRegion.Simplify( SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );
uncoveredRegion.Fracture( SHAPE_POLY_SET::PM_STRICTLY_SIMPLE );
}
catch( ClipperLib::clipperException& )
{
// better to be conservative (this will result in the disambiguate dialog)
return 1.0;
}
double footprintRegionArea = polygonArea( footprintRegion );
double uncoveredRegionArea = polygonArea( uncoveredRegion );
double coveredArea = footprintRegionArea - uncoveredRegionArea;
double ratio = ( coveredArea / footprintRegionArea );
return std::min( ratio, 1.0 );
}
std::shared_ptr<SHAPE> FOOTPRINT::GetEffectiveShape( PCB_LAYER_ID aLayer ) const
{
std::shared_ptr<SHAPE_COMPOUND> shape = std::make_shared<SHAPE_COMPOUND>();
// There are several possible interpretations here:
// 1) the bounding box (without or without invisible items)
// 2) just the pads and "edges" (ie: non-text graphic items)
// 3) the courtyard
// We'll go with (2) for now....
for( PAD* pad : Pads() )
shape->AddShape( pad->GetEffectiveShape( aLayer )->Clone() );
for( BOARD_ITEM* item : GraphicalItems() )
{
if( item->Type() == PCB_FP_SHAPE_T )
shape->AddShape( item->GetEffectiveShape( aLayer )->Clone() );
}
return shape;
}
void FOOTPRINT::BuildPolyCourtyards( OUTLINE_ERROR_HANDLER* aErrorHandler )
{
m_poly_courtyard_front.RemoveAllContours();
m_poly_courtyard_back.RemoveAllContours();
ClearFlags( MALFORMED_COURTYARDS );
// Build the courtyard area from graphic items on the courtyard.
// Only PCB_FP_SHAPE_T have meaning, graphic texts are ignored.
// Collect items:
std::vector<PCB_SHAPE*> list_front;
std::vector<PCB_SHAPE*> list_back;
for( BOARD_ITEM* item : GraphicalItems() )
{
if( item->GetLayer() == B_CrtYd && item->Type() == PCB_FP_SHAPE_T )
list_back.push_back( static_cast<PCB_SHAPE*>( item ) );
if( item->GetLayer() == F_CrtYd && item->Type() == PCB_FP_SHAPE_T )
list_front.push_back( static_cast<PCB_SHAPE*>( item ) );
}
if( !list_front.size() && !list_back.size() )
return;
int errorMax = Millimeter2iu( 0.02 ); // max error for polygonization
int chainingEpsilon = Millimeter2iu( 0.02 ); // max dist from one endPt to next startPt
if( ConvertOutlineToPolygon( list_front, m_poly_courtyard_front, errorMax, chainingEpsilon,
aErrorHandler ) )
{
m_poly_courtyard_front.CacheTriangulation( false );
}
else
{
SetFlags( MALFORMED_F_COURTYARD );
}
if( ConvertOutlineToPolygon( list_back, m_poly_courtyard_back, errorMax, chainingEpsilon,
aErrorHandler ) )
{
m_poly_courtyard_back.CacheTriangulation( false );
}
else
{
SetFlags( MALFORMED_B_COURTYARD );
}
}
void FOOTPRINT::SwapData( BOARD_ITEM* aImage )
{
assert( aImage->Type() == PCB_FOOTPRINT_T );
std::swap( *((FOOTPRINT*) this), *((FOOTPRINT*) aImage) );
}
bool FOOTPRINT::HasThroughHolePads() const
{
for( PAD* pad : Pads() )
{
if( pad->GetAttribute() != PAD_ATTRIB_SMD )
return true;
}
return false;
}
bool FOOTPRINT::cmp_drawings::operator()( const BOARD_ITEM* aFirst,
const BOARD_ITEM* aSecond ) const
{
if( aFirst->Type() != aSecond->Type() )
return aFirst->Type() < aSecond->Type();
if( aFirst->GetLayer() != aSecond->GetLayer() )
return aFirst->GetLayer() < aSecond->GetLayer();
if( aFirst->Type() == PCB_FP_SHAPE_T )
{
const FP_SHAPE* dwgA = static_cast<const FP_SHAPE*>( aFirst );
const FP_SHAPE* dwgB = static_cast<const FP_SHAPE*>( aSecond );
if( dwgA->GetShape() != dwgB->GetShape() )
return dwgA->GetShape() < dwgB->GetShape();
}
if( aFirst->m_Uuid != aSecond->m_Uuid ) // shopuld be always the case foer valid boards
return aFirst->m_Uuid < aSecond->m_Uuid;
return aFirst < aSecond;
}
bool FOOTPRINT::cmp_pads::operator()( const PAD* aFirst, const PAD* aSecond ) const
{
if( aFirst->GetName() != aSecond->GetName() )
return StrNumCmp( aFirst->GetName(), aSecond->GetName() ) < 0;
if( aFirst->m_Uuid != aSecond->m_Uuid ) // shopuld be always the case foer valid boards
return aFirst->m_Uuid < aSecond->m_Uuid;
return aFirst < aSecond;
}
static struct FOOTPRINT_DESC
{
FOOTPRINT_DESC()
{
ENUM_MAP<PCB_LAYER_ID>& layerEnum = ENUM_MAP<PCB_LAYER_ID>::Instance();
if( layerEnum.Choices().GetCount() == 0 )
{
layerEnum.Undefined( UNDEFINED_LAYER );
for( LSEQ seq = LSET::AllLayersMask().Seq(); seq; ++seq )
layerEnum.Map( *seq, LSET::Name( *seq ) );
}
wxPGChoices fpLayers; // footprints might be placed only on F.Cu & B.Cu
fpLayers.Add( LSET::Name( F_Cu ), F_Cu );
fpLayers.Add( LSET::Name( B_Cu ), B_Cu );
PROPERTY_MANAGER& propMgr = PROPERTY_MANAGER::Instance();
REGISTER_TYPE( FOOTPRINT );
propMgr.AddTypeCast( new TYPE_CAST<FOOTPRINT, BOARD_ITEM> );
propMgr.AddTypeCast( new TYPE_CAST<FOOTPRINT, BOARD_ITEM_CONTAINER> );
propMgr.InheritsAfter( TYPE_HASH( FOOTPRINT ), TYPE_HASH( BOARD_ITEM ) );
propMgr.InheritsAfter( TYPE_HASH( FOOTPRINT ), TYPE_HASH( BOARD_ITEM_CONTAINER ) );
auto layer = new PROPERTY_ENUM<FOOTPRINT, PCB_LAYER_ID, BOARD_ITEM>( _HKI( "Layer" ),
&FOOTPRINT::SetLayer, &FOOTPRINT::GetLayer );
layer->SetChoices( fpLayers );
propMgr.ReplaceProperty( TYPE_HASH( BOARD_ITEM ), _HKI( "Layer" ), layer );
propMgr.AddProperty( new PROPERTY<FOOTPRINT, wxString>( _HKI( "Reference" ),
&FOOTPRINT::SetReference, &FOOTPRINT::GetReference ) );
propMgr.AddProperty( new PROPERTY<FOOTPRINT, wxString>( _HKI( "Value" ),
&FOOTPRINT::SetValue, &FOOTPRINT::GetValue ) );
propMgr.AddProperty( new PROPERTY<FOOTPRINT, double>( _HKI( "Orientation" ),
&FOOTPRINT::SetOrientationDegrees, &FOOTPRINT::GetOrientationDegrees,
PROPERTY_DISPLAY::DEGREE ) );
propMgr.AddProperty( new PROPERTY<FOOTPRINT, int>( _HKI( "Local Clearance" ),
&FOOTPRINT::SetLocalClearance, &FOOTPRINT::GetLocalClearance,
PROPERTY_DISPLAY::DISTANCE ) );
propMgr.AddProperty( new PROPERTY<FOOTPRINT, int>( _HKI( "Local Solderpaste Margin" ),
&FOOTPRINT::SetLocalSolderPasteMargin, &FOOTPRINT::GetLocalSolderPasteMargin,
PROPERTY_DISPLAY::DISTANCE ) );
propMgr.AddProperty( new PROPERTY<FOOTPRINT, double>( _HKI( "Local Solderpaste Margin Ratio" ),
&FOOTPRINT::SetLocalSolderPasteMarginRatio, &FOOTPRINT::GetLocalSolderPasteMarginRatio ) );
propMgr.AddProperty( new PROPERTY<FOOTPRINT, int>( _HKI( "Thermal Width" ),
&FOOTPRINT::SetThermalWidth, &FOOTPRINT::GetThermalWidth,
PROPERTY_DISPLAY::DISTANCE ) );
propMgr.AddProperty( new PROPERTY<FOOTPRINT, int>( _HKI( "Thermal Gap" ),
&FOOTPRINT::SetThermalGap, &FOOTPRINT::GetThermalGap,
PROPERTY_DISPLAY::DISTANCE ) );
// TODO zone connection, FPID?
}
} _FOOTPRINT_DESC;
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