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kicad/pcbnew/tools/selection_tool.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2013-2017 CERN
* @author Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
* @author Maciej Suminski <maciej.suminski@cern.ch>
* Copyright (C) 2018 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 <limits>
#include <functional>
using namespace std::placeholders;
#include <class_board.h>
#include <class_board_item.h>
#include <class_track.h>
#include <class_module.h>
#include <class_pcb_text.h>
#include <class_drawsegment.h>
#include <class_zone.h>
#include <pcb_edit_frame.h>
#include <collectors.h>
#include <confirm.h>
#include <dialog_find.h>
#include <dialog_block_options.h>
#include <class_draw_panel_gal.h>
#include <view/view_controls.h>
#include <view/view_group.h>
#include <preview_items/selection_area.h>
#include <painter.h>
#include <bitmaps.h>
#include <tool/tool_event.h>
#include <tool/tool_manager.h>
#include <router/router_tool.h>
#include <connectivity/connectivity_data.h>
#include <footprint_viewer_frame.h>
#include <id.h>
#include "tool_event_utils.h"
#include "selection_tool.h"
#include "pcb_bright_box.h"
#include "pcb_actions.h"
#include "kicad_plugin.h"
class SELECT_MENU : public ACTION_MENU
{
public:
SELECT_MENU() :
ACTION_MENU( true )
{
SetTitle( _( "Select" ) );
SetIcon( options_generic_xpm );
Add( PCB_ACTIONS::filterSelection );
AppendSeparator();
Add( PCB_ACTIONS::selectConnection );
Add( PCB_ACTIONS::selectCopper );
Add( PCB_ACTIONS::selectNet );
Add( PCB_ACTIONS::selectSameSheet );
}
private:
void update() override
{
using S_C = SELECTION_CONDITIONS;
const auto& selection = getToolManager()->GetTool<SELECTION_TOOL>()->GetSelection();
bool connItem = S_C::OnlyTypes( GENERAL_COLLECTOR::Tracks )( selection );
bool sheetSelEnabled = ( S_C::OnlyType( PCB_MODULE_T ) )( selection );
Enable( getMenuId( PCB_ACTIONS::selectNet ), connItem );
Enable( getMenuId( PCB_ACTIONS::selectCopper ), connItem );
Enable( getMenuId( PCB_ACTIONS::selectConnection ), connItem );
Enable( getMenuId( PCB_ACTIONS::selectSameSheet ), sheetSelEnabled );
}
ACTION_MENU* create() const override
{
return new SELECT_MENU();
}
};
/**
* Private implementation of firewalled private data
*/
class SELECTION_TOOL::PRIV
{
public:
DIALOG_BLOCK_OPTIONS::OPTIONS m_filterOpts;
};
SELECTION_TOOL::SELECTION_TOOL() :
PCB_TOOL_BASE( "pcbnew.InteractiveSelection" ),
m_frame( NULL ),
m_additive( false ),
m_subtractive( false ),
m_multiple( false ),
m_skip_heuristics( false ),
m_locked( true ),
m_priv( std::make_unique<PRIV>() )
{
}
SELECTION_TOOL::~SELECTION_TOOL()
{
getView()->Remove( &m_selection );
}
bool SELECTION_TOOL::Init()
{
auto frame = getEditFrame<PCB_BASE_FRAME>();
if( frame && ( frame->IsType( FRAME_PCB_MODULE_VIEWER )
|| frame->IsType( FRAME_PCB_MODULE_VIEWER_MODAL ) ) )
{
frame->AddStandardSubMenus( m_menu );
return true;
}
auto selectMenu = std::make_shared<SELECT_MENU>();
selectMenu->SetTool( this );
m_menu.AddSubMenu( selectMenu );
auto& menu = m_menu.GetMenu();
menu.AddMenu( selectMenu.get(), SELECTION_CONDITIONS::NotEmpty );
menu.AddSeparator( 1000 );
if( frame )
frame->AddStandardSubMenus( m_menu );
return true;
}
void SELECTION_TOOL::Reset( RESET_REASON aReason )
{
m_frame = getEditFrame<PCB_BASE_FRAME>();
m_locked = true;
if( aReason == TOOL_BASE::MODEL_RELOAD )
{
// Remove pointers to the selected items from containers
// without changing their properties (as they are already deleted
// while a new board is loaded)
m_selection.Clear();
getView()->GetPainter()->GetSettings()->SetHighlight( false );
}
else
{
// Restore previous properties of selected items and remove them from containers
clearSelection();
}
// Reinsert the VIEW_GROUP, in case it was removed from the VIEW
view()->Remove( &m_selection );
view()->Add( &m_selection );
}
int SELECTION_TOOL::Main( const TOOL_EVENT& aEvent )
{
// Main loop: keep receiving events
while( TOOL_EVENT* evt = Wait() )
{
// Should selected items be added to the current selection or
// become the new selection (discarding previously selected items)
m_additive = evt->Modifier( MD_SHIFT );
// Should selected items be REMOVED from the current selection?
// This will be ignored if the SHIFT modifier is pressed
m_subtractive = !m_additive && evt->Modifier( MD_CTRL );
// Is the user requesting that the selection list include all possible
// items without removing less likely selection candidates
m_skip_heuristics = !!evt->Modifier( MD_ALT );
// Single click? Select single object
if( evt->IsClick( BUT_LEFT ) )
{
if( evt->Modifier( MD_CTRL ) && !m_editModules )
{
m_toolMgr->RunAction( PCB_ACTIONS::highlightNet, true );
}
else
{
// If no modifier keys are pressed, clear the selection
if( !m_additive )
clearSelection();
selectPoint( evt->Position() );
}
}
// right click? if there is any object - show the context menu
else if( evt->IsClick( BUT_RIGHT ) )
{
bool selectionCancelled = false;
if( m_selection.Empty() )
{
selectPoint( evt->Position(), false, &selectionCancelled );
m_selection.SetIsHover( true );
}
if( !selectionCancelled )
m_menu.ShowContextMenu( m_selection );
}
// double click? Display the properties window
else if( evt->IsDblClick( BUT_LEFT ) )
{
if( m_selection.Empty() )
selectPoint( evt->Position() );
m_toolMgr->RunAction( PCB_ACTIONS::properties, true );
}
// drag with LMB? Select multiple objects (or at least draw a selection box) or drag them
else if( evt->IsDrag( BUT_LEFT ) )
{
if( m_additive || m_subtractive )
{
selectMultiple();
}
else if( m_selection.Empty() )
{
// There is nothing selected, so try to select something
if( getEditFrame<PCB_BASE_FRAME>()->Settings().m_DragSelects || !selectCursor() )
{
// If nothings has been selected, user wants to select more or selection
// box is preferred to dragging - draw selection box
selectMultiple();
}
else
{
m_selection.SetIsHover( true );
m_toolMgr->InvokeTool( "pcbnew.InteractiveEdit" );
}
}
else
{
// Check if dragging has started within any of selected items bounding box
if( selectionContains( evt->Position() ) )
{
// Yes -> run the move tool and wait till it finishes
m_toolMgr->InvokeTool( "pcbnew.InteractiveEdit" );
}
else
{
// No -> clear the selection list
clearSelection();
}
}
}
else if( evt->IsCancel() || evt->Action() == TA_UNDO_REDO_PRE)
{
clearSelection();
}
else
evt->SetPassEvent();
}
// This tool is supposed to be active forever
assert( false );
return 0;
}
PCBNEW_SELECTION& SELECTION_TOOL::GetSelection()
{
return m_selection;
}
PCBNEW_SELECTION& SELECTION_TOOL::RequestSelection( CLIENT_SELECTION_FILTER aClientFilter,
std::vector<BOARD_ITEM*>* aFiltered, bool aConfirmLockedItems )
{
bool selectionEmpty = m_selection.Empty();
m_selection.SetIsHover( selectionEmpty );
if( selectionEmpty )
{
m_toolMgr->RunAction( PCB_ACTIONS::selectionCursor, true, aClientFilter );
m_selection.ClearReferencePoint();
}
if ( aConfirmLockedItems && CheckLock() == SELECTION_LOCKED )
{
clearSelection();
}
if( aClientFilter )
{
GENERAL_COLLECTOR collector;
for( auto item : m_selection )
collector.Append( item );
aClientFilter( VECTOR2I(), collector );
/*
* The first step is to find the items that may have been added by the client filter
* This can happen if the locked pads select the module instead
*/
std::vector<EDA_ITEM*> new_items;
std::set_difference( collector.begin(), collector.end(), m_selection.begin(), m_selection.end(),
std::back_inserter( new_items ) );
/**
* The second step is to find the items that were removed by the client filter
*/
std::vector<EDA_ITEM*> diff;
std::set_difference( m_selection.begin(), m_selection.end(), collector.begin(), collector.end(),
std::back_inserter( diff ) );
if( aFiltered )
{
for( auto item : diff )
aFiltered->push_back( static_cast<BOARD_ITEM*>( item ) );
}
/**
* Once we find the adjustments to m_selection that are required by the client filter, we
* apply them both
*/
for( auto item : diff )
unhighlight( static_cast<BOARD_ITEM*>( item ), SELECTED, &m_selection );
for( auto item : new_items )
highlight( static_cast<BOARD_ITEM*>( item ), SELECTED, &m_selection );
m_frame->GetCanvas()->ForceRefresh();
}
return m_selection;
}
void SELECTION_TOOL::toggleSelection( BOARD_ITEM* aItem, bool aForce )
{
if( aItem->IsSelected() )
{
unselect( aItem );
// Inform other potentially interested tools
m_toolMgr->ProcessEvent( EVENTS::UnselectedEvent );
}
else
{
if( !m_additive )
clearSelection();
// Prevent selection of invisible or inactive items
if( aForce || selectable( aItem ) )
{
select( aItem );
// Inform other potentially interested tools
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
}
}
if( m_frame )
m_frame->GetCanvas()->ForceRefresh();
}
const GENERAL_COLLECTORS_GUIDE SELECTION_TOOL::getCollectorsGuide() const
{
GENERAL_COLLECTORS_GUIDE guide( board()->GetVisibleLayers(),
(PCB_LAYER_ID) view()->GetTopLayer(), view() );
// account for the globals
guide.SetIgnoreMTextsMarkedNoShow( ! board()->IsElementVisible( LAYER_MOD_TEXT_INVISIBLE ) );
guide.SetIgnoreMTextsOnBack( ! board()->IsElementVisible( LAYER_MOD_TEXT_BK ) );
guide.SetIgnoreMTextsOnFront( ! board()->IsElementVisible( LAYER_MOD_TEXT_FR ) );
guide.SetIgnoreModulesOnBack( ! board()->IsElementVisible( LAYER_MOD_BK ) );
guide.SetIgnoreModulesOnFront( ! board()->IsElementVisible( LAYER_MOD_FR ) );
guide.SetIgnorePadsOnBack( ! board()->IsElementVisible( LAYER_PAD_BK ) );
guide.SetIgnorePadsOnFront( ! board()->IsElementVisible( LAYER_PAD_FR ) );
guide.SetIgnoreThroughHolePads( ! board()->IsElementVisible( LAYER_PADS_TH ) );
guide.SetIgnoreModulesVals( ! board()->IsElementVisible( LAYER_MOD_VALUES ) );
guide.SetIgnoreModulesRefs( ! board()->IsElementVisible( LAYER_MOD_REFERENCES ) );
guide.SetIgnoreThroughVias( ! board()->IsElementVisible( LAYER_VIA_THROUGH ) );
guide.SetIgnoreBlindBuriedVias( ! board()->IsElementVisible( LAYER_VIA_BBLIND ) );
guide.SetIgnoreMicroVias( ! board()->IsElementVisible( LAYER_VIA_MICROVIA ) );
guide.SetIgnoreTracks( ! board()->IsElementVisible( LAYER_TRACKS ) );
return guide;
}
bool SELECTION_TOOL::selectPoint( const VECTOR2I& aWhere, bool aOnDrag,
bool* aSelectionCancelledFlag,
CLIENT_SELECTION_FILTER aClientFilter )
{
auto guide = getCollectorsGuide();
GENERAL_COLLECTOR collector;
auto displayOpts = (PCB_DISPLAY_OPTIONS*)m_frame->GetDisplayOptions();
guide.SetIgnoreZoneFills( displayOpts->m_DisplayZonesMode != 0 );
collector.Collect( board(),
m_editModules ? GENERAL_COLLECTOR::ModuleItems : GENERAL_COLLECTOR::AllBoardItems,
wxPoint( aWhere.x, aWhere.y ), guide );
bool anyCollected = collector.GetCount() != 0;
// Remove unselectable items
for( int i = collector.GetCount() - 1; i >= 0; --i )
{
if( !selectable( collector[i] ) || ( aOnDrag && collector[i]->IsLocked() ) )
collector.Remove( i );
}
m_selection.ClearReferencePoint();
// Allow the client to do tool- or action-specific filtering to see if we
// can get down to a single item
if( aClientFilter )
aClientFilter( aWhere, collector );
// Apply some ugly heuristics to avoid disambiguation menus whenever possible
if( collector.GetCount() > 1 && !m_skip_heuristics )
{
guessSelectionCandidates( collector, aWhere );
}
// If still more than one item we're going to have to ask the user.
if( collector.GetCount() > 1 )
{
if( aOnDrag )
{
Wait( TOOL_EVENT( TC_ANY, TA_MOUSE_UP, BUT_LEFT ) );
}
if( !doSelectionMenu( &collector, _( "Clarify Selection" ) ) )
{
if( aSelectionCancelledFlag )
*aSelectionCancelledFlag = true;
return false;
}
}
if( collector.GetCount() == 1 )
{
BOARD_ITEM* item = collector[ 0 ];
toggleSelection( item );
return true;
}
if( !m_additive && anyCollected )
clearSelection();
return false;
}
bool SELECTION_TOOL::selectCursor( bool aForceSelect, CLIENT_SELECTION_FILTER aClientFilter )
{
if( aForceSelect || m_selection.Empty() )
{
clearSelection();
selectPoint( getViewControls()->GetCursorPosition( false ), false, NULL, aClientFilter );
}
return !m_selection.Empty();
}
bool SELECTION_TOOL::selectMultiple()
{
bool cancelled = false; // Was the tool cancelled while it was running?
m_multiple = true; // Multiple selection mode is active
KIGFX::VIEW* view = getView();
KIGFX::PREVIEW::SELECTION_AREA area;
view->Add( &area );
while( TOOL_EVENT* evt = Wait() )
{
if( TOOL_EVT_UTILS::IsCancelInteractive( *evt ) || evt->IsActivate() )
{
cancelled = true;
break;
}
if( evt->IsDrag( BUT_LEFT ) )
{
// Start drawing a selection box
area.SetOrigin( evt->DragOrigin() );
area.SetEnd( evt->Position() );
area.SetAdditive( m_additive );
area.SetSubtractive( m_subtractive );
view->SetVisible( &area, true );
view->Update( &area );
getViewControls()->SetAutoPan( true );
}
if( evt->IsMouseUp( BUT_LEFT ) )
{
getViewControls()->SetAutoPan( false );
// End drawing the selection box
view->SetVisible( &area, false );
// Mark items within the selection box as selected
std::vector<KIGFX::VIEW::LAYER_ITEM_PAIR> selectedItems;
// Filter the view items based on the selection box
BOX2I selectionBox = area.ViewBBox();
view->Query( selectionBox, selectedItems ); // Get the list of selected items
std::vector<KIGFX::VIEW::LAYER_ITEM_PAIR>::iterator it, it_end;
int width = area.GetEnd().x - area.GetOrigin().x;
int height = area.GetEnd().y - area.GetOrigin().y;
/* Selection mode depends on direction of drag-selection:
* Left > Right : Select objects that are fully enclosed by selection
* Right > Left : Select objects that are crossed by selection
*/
bool windowSelection = width >= 0 ? true : false;
if( view->IsMirroredX() )
windowSelection = !windowSelection;
// Construct an EDA_RECT to determine BOARD_ITEM selection
EDA_RECT selectionRect( wxPoint( area.GetOrigin().x, area.GetOrigin().y ),
wxSize( width, height ) );
selectionRect.Normalize();
for( it = selectedItems.begin(), it_end = selectedItems.end(); it != it_end; ++it )
{
BOARD_ITEM* item = static_cast<BOARD_ITEM*>( it->first );
if( !item || !selectable( item ) )
continue;
if( item->HitTest( selectionRect, windowSelection ) )
{
if( m_subtractive )
unselect( item );
else
select( item );
}
}
// Inform other potentially interested tools
if( !m_selection.Empty() )
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
break; // Stop waiting for events
}
}
getViewControls()->SetAutoPan( false );
// Stop drawing the selection box
view->Remove( &area );
m_multiple = false; // Multiple selection mode is inactive
if( !cancelled )
m_selection.ClearReferencePoint();
return cancelled;
}
SELECTION_LOCK_FLAGS SELECTION_TOOL::CheckLock()
{
if( !m_locked || m_editModules )
return SELECTION_UNLOCKED;
bool containsLocked = false;
// Check if the selection contains locked items
for( const auto& item : m_selection )
{
switch( item->Type() )
{
case PCB_MODULE_T:
if( static_cast<MODULE*>( item )->IsLocked() )
containsLocked = true;
break;
case PCB_MODULE_EDGE_T:
case PCB_MODULE_TEXT_T:
if( static_cast<MODULE*>( item->GetParent() )->IsLocked() )
containsLocked = true;
break;
default: // suppress warnings
break;
}
}
if( containsLocked )
{
if( IsOK( m_frame, _( "Selection contains locked items. Do you want to continue?" ) ) )
{
m_locked = false;
return SELECTION_LOCK_OVERRIDE;
}
else
return SELECTION_LOCKED;
}
return SELECTION_UNLOCKED;
}
int SELECTION_TOOL::CursorSelection( const TOOL_EVENT& aEvent )
{
CLIENT_SELECTION_FILTER aClientFilter = aEvent.Parameter<CLIENT_SELECTION_FILTER>();
selectCursor( false, aClientFilter );
return 0;
}
int SELECTION_TOOL::ClearSelection( const TOOL_EVENT& aEvent )
{
clearSelection();
return 0;
}
int SELECTION_TOOL::SelectItems( const TOOL_EVENT& aEvent )
{
std::vector<BOARD_ITEM*>* items = aEvent.Parameter<std::vector<BOARD_ITEM*>*>();
if( items )
{
// Perform individual selection of each item before processing the event.
for( auto item : *items )
select( item );
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
}
return 0;
}
int SELECTION_TOOL::SelectItem( const TOOL_EVENT& aEvent )
{
AddItemToSel( aEvent.Parameter<BOARD_ITEM*>() );
return 0;
}
void SELECTION_TOOL::AddItemToSel( BOARD_ITEM* aItem, bool aQuietMode )
{
if( aItem )
{
select( aItem );
// Inform other potentially interested tools
if( !aQuietMode )
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
}
}
int SELECTION_TOOL::UnselectItems( const TOOL_EVENT& aEvent )
{
std::vector<BOARD_ITEM*>* items = aEvent.Parameter<std::vector<BOARD_ITEM*>*>();
if( items )
{
// Perform individual unselection of each item before processing the event
for( auto item : *items )
unselect( item );
m_toolMgr->ProcessEvent( EVENTS::UnselectedEvent );
}
return 0;
}
int SELECTION_TOOL::UnselectItem( const TOOL_EVENT& aEvent )
{
// Check if there is an item to be selected
BOARD_ITEM* item = aEvent.Parameter<BOARD_ITEM*>();
if( item )
{
unselect( item );
// Inform other potentially interested tools
m_toolMgr->ProcessEvent( EVENTS::UnselectedEvent );
}
return 0;
}
void SELECTION_TOOL::BrightenItem( BOARD_ITEM* aItem )
{
highlight( aItem, BRIGHTENED );
}
void SELECTION_TOOL::UnbrightenItem( BOARD_ITEM* aItem )
{
unhighlight( aItem, BRIGHTENED );
}
void connectedTrackFilter( const VECTOR2I& aPt, GENERAL_COLLECTOR& aCollector )
{
/* Narrow the collection down to a single TRACK item for a trivial
* connection, or multiple TRACK items for non-trivial connections.
*/
for( int i = aCollector.GetCount() - 1; i >= 0; i-- )
{
if( !dynamic_cast<TRACK*>( aCollector[i] ) )
aCollector.Remove( i );
}
ROUTER_TOOL::NeighboringSegmentFilter( aPt, aCollector );
}
int SELECTION_TOOL::selectConnection( const TOOL_EVENT& aEvent )
{
if( !m_selection.HasType( PCB_TRACE_T ) && !m_selection.HasType( PCB_VIA_T ) )
selectCursor( true, connectedTrackFilter );
if( !m_selection.HasType( PCB_TRACE_T ) && !m_selection.HasType( PCB_VIA_T ) )
return 0;
return expandConnection( aEvent );
}
int SELECTION_TOOL::expandConnection( const TOOL_EVENT& aEvent )
{
// copy the selection, since we're going to iterate and modify
auto selection = m_selection.GetItems();
// We use the BUSY flag to mark connections
for( auto item : selection )
item->SetState( BUSY, false );
for( auto item : selection )
{
TRACK* trackItem = dynamic_cast<TRACK*>( item );
// Track items marked BUSY have already been visited
// therefore their connections have already been marked
if( trackItem && !trackItem->GetState( BUSY ) )
{
if( aEvent.GetCommandId()
&& *aEvent.GetCommandId() == PCB_ACTIONS::expandSelectedConnection.GetId() )
selectAllItemsConnectedToItem( *trackItem );
else
selectAllItemsConnectedToTrack( *trackItem );
}
}
// Inform other potentially interested tools
if( m_selection.Size() > 0 )
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
return 0;
}
void connectedItemFilter( const VECTOR2I&, GENERAL_COLLECTOR& aCollector )
{
/* Narrow the collection down to a single BOARD_CONNECTED_ITEM for each
* represented net. All other items types are removed.
*/
std::set<int> representedNets;
for( int i = aCollector.GetCount() - 1; i >= 0; i-- )
{
BOARD_CONNECTED_ITEM* item = dynamic_cast<BOARD_CONNECTED_ITEM*>( aCollector[i] );
if( !item )
aCollector.Remove( i );
else if ( representedNets.count( item->GetNetCode() ) )
aCollector.Remove( i );
else
representedNets.insert( item->GetNetCode() );
}
}
int SELECTION_TOOL::selectCopper( const TOOL_EVENT& aEvent )
{
bool haveCopper = false;
for( auto item : m_selection.GetItems() )
{
if( dynamic_cast<BOARD_CONNECTED_ITEM*>( item ) )
haveCopper = true;;
}
if( !haveCopper )
selectCursor( true, connectedItemFilter );
// copy the selection, since we're going to iterate and modify
auto selection = m_selection.GetItems();
for( auto item : selection )
{
BOARD_CONNECTED_ITEM* connItem = dynamic_cast<BOARD_CONNECTED_ITEM*>( item );
if( connItem )
selectAllItemsConnectedToItem( *connItem );
}
// Inform other potentially interested tools
if( m_selection.Size() > 0 )
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
return 0;
}
void SELECTION_TOOL::selectAllItemsConnectedToTrack( TRACK& aSourceTrack )
{
constexpr KICAD_T types[] = { PCB_TRACE_T, PCB_VIA_T, EOT };
auto connectivity = board()->GetConnectivity();
for( auto item : connectivity->GetConnectedItems(
static_cast<BOARD_CONNECTED_ITEM*>( &aSourceTrack ), types ) )
select( item );
}
void SELECTION_TOOL::selectAllItemsConnectedToItem( BOARD_CONNECTED_ITEM& aSourceItem )
{
constexpr KICAD_T types[] = { PCB_TRACE_T, PCB_VIA_T, PCB_PAD_T, EOT };
auto connectivity = board()->GetConnectivity();
for( auto item : connectivity->GetConnectedItems( &aSourceItem, types ) )
{
// We want to select items connected through pads but not pads
// otherwise, the common use case of "Select Copper"->Delete will
// remove footprints in addition to traces and vias
if( item->Type() != PCB_PAD_T )
select( item );
}
}
void SELECTION_TOOL::selectAllItemsOnNet( int aNetCode )
{
constexpr KICAD_T types[] = { PCB_TRACE_T, PCB_VIA_T, EOT };
auto connectivity = board()->GetConnectivity();
for( auto item : connectivity->GetNetItems( aNetCode, types ) )
select( item );
}
int SELECTION_TOOL::selectNet( const TOOL_EVENT& aEvent )
{
if( !selectCursor() )
return 0;
// copy the selection, since we're going to iterate and modify
auto selection = m_selection.GetItems();
for( auto i : selection )
{
auto item = static_cast<BOARD_ITEM*>( i );
// only connected items get a net code
if( item->IsConnected() )
{
auto& connItem = static_cast<BOARD_CONNECTED_ITEM&>( *item );
selectAllItemsOnNet( connItem.GetNetCode() );
}
}
// Inform other potentially interested tools
if( m_selection.Size() > 0 )
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
return 0;
}
void SELECTION_TOOL::selectAllItemsOnSheet( wxString& aSheetpath )
{
std::list<MODULE*> modList;
// store all modules that are on that sheet
for( auto mitem : board()->Modules() )
{
if( mitem != NULL && mitem->GetPath().Contains( aSheetpath ) )
{
modList.push_back( mitem );
}
}
//Generate a list of all pads, and of all nets they belong to.
std::list<int> netcodeList;
std::list<BOARD_CONNECTED_ITEM*> padList;
for( MODULE* mmod : modList )
{
for( auto pad : mmod->Pads() )
{
if( pad->IsConnected() )
{
netcodeList.push_back( pad->GetNetCode() );
padList.push_back( pad );
}
}
}
// remove all duplicates
netcodeList.sort();
netcodeList.unique();
// auto select trivial connections segments which are launched from the pads
std::list<TRACK*> launchTracks;
for( auto pad : padList )
{
selectAllItemsConnectedToItem( *pad );
}
// now we need to find all modules that are connected to each of these nets
// then we need to determine if these modules are in the list of modules
// belonging to this sheet ( modList )
std::list<int> removeCodeList;
constexpr KICAD_T padType[] = { PCB_PAD_T, EOT };
for( int netCode : netcodeList )
{
for( BOARD_CONNECTED_ITEM* mitem : board()->GetConnectivity()->GetNetItems( netCode, padType ) )
{
if( mitem->Type() == PCB_PAD_T)
{
bool found = ( std::find( modList.begin(), modList.end(),
mitem->GetParent() ) != modList.end() );
if( !found )
{
// if we cannot find the module of the pad in the modList
// then we can assume that that module is not located in the same
// schematic, therefore invalidate this netcode.
removeCodeList.push_back( netCode );
break;
}
}
}
}
// remove all duplicates
removeCodeList.sort();
removeCodeList.unique();
for( int removeCode : removeCodeList )
{
netcodeList.remove( removeCode );
}
std::list<BOARD_CONNECTED_ITEM*> localConnectionList;
constexpr KICAD_T trackViaType[] = { PCB_TRACE_T, PCB_VIA_T, EOT };
for( int netCode : netcodeList )
{
for( BOARD_CONNECTED_ITEM* item : board()->GetConnectivity()->GetNetItems( netCode, trackViaType ) )
{
localConnectionList.push_back( item );
}
}
for( BOARD_ITEM* i : modList )
{
if( i != NULL )
select( i );
}
for( BOARD_CONNECTED_ITEM* i : localConnectionList )
{
if( i != NULL )
select( i );
}
}
void SELECTION_TOOL::zoomFitSelection()
{
//Should recalculate the view to zoom in on the selection
auto selectionBox = m_selection.ViewBBox();
auto view = getView();
VECTOR2D screenSize = view->ToWorld( m_frame->GetCanvas()->GetClientSize(), false );
if( selectionBox.GetWidth() != 0 || selectionBox.GetHeight() != 0 )
{
VECTOR2D vsize = selectionBox.GetSize();
double scale = view->GetScale() / std::max( fabs( vsize.x / screenSize.x ),
fabs( vsize.y / screenSize.y ) );
view->SetScale( scale );
view->SetCenter( selectionBox.Centre() );
view->Add( &m_selection );
}
m_frame->GetCanvas()->ForceRefresh();
}
int SELECTION_TOOL::selectSheetContents( const TOOL_EVENT& aEvent )
{
clearSelection();
wxString* sheetpath = aEvent.Parameter<wxString*>();
selectAllItemsOnSheet( *sheetpath );
zoomFitSelection();
if( m_selection.Size() > 0 )
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
return 0;
}
int SELECTION_TOOL::selectSameSheet( const TOOL_EVENT& aEvent )
{
if( !selectCursor( true ) )
return 0;
// this function currently only supports modules since they are only
// on one sheet.
auto item = m_selection.Front();
if( !item )
return 0;
if( item->Type() != PCB_MODULE_T )
return 0;
auto mod = dynamic_cast<MODULE*>( item );
clearSelection();
// get the lowest subsheet name for this.
wxString sheetPath = mod->GetPath();
sheetPath = sheetPath.BeforeLast( '/' );
sheetPath = sheetPath.AfterLast( '/' );
selectAllItemsOnSheet( sheetPath );
// Inform other potentially interested tools
if( m_selection.Size() > 0 )
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
return 0;
}
void SELECTION_TOOL::findCallback( BOARD_ITEM* aItem )
{
clearSelection();
if( aItem )
{
select( aItem );
getView()->SetCenter( aItem->GetPosition() );
// Inform other potentially interested tools
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
}
m_frame->GetCanvas()->ForceRefresh();
}
int SELECTION_TOOL::find( const TOOL_EVENT& aEvent )
{
DIALOG_FIND dlg( m_frame );
dlg.SetCallback( std::bind( &SELECTION_TOOL::findCallback, this, _1 ) );
dlg.ShowModal();
return 0;
}
int SELECTION_TOOL::findMove( const TOOL_EVENT& aEvent )
{
MODULE* module = m_frame->GetFootprintFromBoardByReference();
if( module )
{
KIGFX::VIEW_CONTROLS* viewCtrls = getViewControls();
clearSelection();
toggleSelection( module, true );
auto cursorPosition = viewCtrls->GetCursorPosition( false );
// Set a reference point so InteractiveEdit will move it to the
// cursor before waiting for mouse move events
m_selection.SetReferencePoint( module->GetPosition() );
// Place event on module origin first, so the generic anchor snap
// doesn't just choose the closest pin for us
viewCtrls->ForceCursorPosition( true, module->GetPosition() );
// pick the component up and start moving
m_toolMgr->InvokeTool( "pcbnew.InteractiveEdit" );
// restore the previous cursor position
viewCtrls->SetCursorPosition( cursorPosition, false );
}
return 0;
}
/**
* Function itemIsIncludedByFilter()
*
* Determine if an item is included by the filter specified
*
* @return true if the parameter indicate the items should be selected
* by this filter (i..e not filtered out)
*/
static bool itemIsIncludedByFilter( const BOARD_ITEM& aItem,
const BOARD& aBoard,
const DIALOG_BLOCK_OPTIONS::OPTIONS& aBlockOpts )
{
bool include = true;
const PCB_LAYER_ID layer = aItem.GetLayer();
// can skip without even checking item type
// fixme: selecting items on invisible layers does not work in GAL
if( !aBlockOpts.includeItemsOnInvisibleLayers
&& !aBoard.IsLayerVisible( layer ) )
{
include = false;
}
// if the item needs to be checked against the options
if( include )
{
switch( aItem.Type() )
{
case PCB_MODULE_T:
{
const auto& module = static_cast<const MODULE&>( aItem );
include = aBlockOpts.includeModules;
if( include && !aBlockOpts.includeLockedModules )
{
include = !module.IsLocked();
}
break;
}
case PCB_TRACE_T:
{
include = aBlockOpts.includeTracks;
break;
}
case PCB_VIA_T:
{
include = aBlockOpts.includeVias;
break;
}
case PCB_ZONE_AREA_T:
{
include = aBlockOpts.includeZones;
break;
}
case PCB_LINE_T:
case PCB_TARGET_T:
case PCB_DIMENSION_T:
{
if( layer == Edge_Cuts )
include = aBlockOpts.includeBoardOutlineLayer;
else
include = aBlockOpts.includeItemsOnTechLayers;
break;
}
case PCB_TEXT_T:
{
include = aBlockOpts.includePcbTexts;
break;
}
default:
{
// no filtering, just select it
break;
}
}
}
return include;
}
int SELECTION_TOOL::filterSelection( const TOOL_EVENT& aEvent )
{
auto& opts = m_priv->m_filterOpts;
DIALOG_BLOCK_OPTIONS dlg( m_frame, opts, false, _( "Filter selection" ) );
const int cmd = dlg.ShowModal();
if( cmd != wxID_OK )
return 0;
const auto& board = *getModel<BOARD>();
// copy current selection
auto selection = m_selection.GetItems();
// clear current selection
clearSelection();
// copy selection items from the saved selection
// according to the dialog options
for( auto i : selection )
{
auto item = static_cast<BOARD_ITEM*>( i );
bool include = itemIsIncludedByFilter( *item, board, opts );
if( include )
{
select( item );
}
}
return 0;
}
void SELECTION_TOOL::clearSelection()
{
if( m_selection.Empty() )
return;
while( m_selection.GetSize() )
unhighlight( static_cast<BOARD_ITEM*>( m_selection.Front() ), SELECTED, &m_selection );
view()->Update( &m_selection );
m_selection.SetIsHover( false );
m_selection.ClearReferencePoint();
m_locked = true;
// Inform other potentially interested tools
m_toolMgr->ProcessEvent( EVENTS::ClearedEvent );
m_toolMgr->RunAction( PCB_ACTIONS::hideDynamicRatsnest, true );
}
void SELECTION_TOOL::RebuildSelection()
{
m_selection.Clear();
INSPECTOR_FUNC inspector = [&] ( EDA_ITEM* item, void* testData )
{
if( item->IsSelected() )
{
EDA_ITEM* parent = item->GetParent();
// Flags on module children might be set only because the parent is selected.
if( parent && parent->Type() == PCB_MODULE_T && parent->IsSelected() )
return SEARCH_CONTINUE;
highlight( (BOARD_ITEM*) item, SELECTED, &m_selection );
}
return SEARCH_CONTINUE;
};
board()->Visit( inspector, nullptr, m_editModules ? GENERAL_COLLECTOR::ModuleItems
: GENERAL_COLLECTOR::AllBoardItems );
}
int SELECTION_TOOL::SelectionMenu( const TOOL_EVENT& aEvent )
{
GENERAL_COLLECTOR* collector = aEvent.Parameter<GENERAL_COLLECTOR*>();
doSelectionMenu( collector, wxEmptyString );
return 0;
}
bool SELECTION_TOOL::doSelectionMenu( GENERAL_COLLECTOR* aCollector, const wxString& aTitle )
{
BOARD_ITEM* current = nullptr;
PCBNEW_SELECTION highlightGroup;
ACTION_MENU menu( true );
highlightGroup.SetLayer( LAYER_SELECT_OVERLAY );
getView()->Add( &highlightGroup );
int limit = std::min( 9, aCollector->GetCount() );
for( int i = 0; i < limit; ++i )
{
wxString text;
BOARD_ITEM* item = ( *aCollector )[i];
text = item->GetSelectMenuText( m_frame->GetUserUnits() );
wxString menuText = wxString::Format("&%d. %s", i + 1, text );
menu.Add( menuText, i + 1, item->GetMenuImage() );
}
if( aTitle.Length() )
menu.SetTitle( aTitle );
menu.SetIcon( info_xpm );
menu.DisplayTitle( true );
SetContextMenu( &menu, CMENU_NOW );
while( TOOL_EVENT* evt = Wait() )
{
if( evt->Action() == TA_CHOICE_MENU_UPDATE )
{
if( current )
unhighlight( current, BRIGHTENED, &highlightGroup );
int id = *evt->GetCommandId();
// User has pointed an item, so show it in a different way
if( id > 0 && id <= limit )
{
current = ( *aCollector )[id - 1];
highlight( current, BRIGHTENED, &highlightGroup );
}
else
{
current = NULL;
}
}
else if( evt->Action() == TA_CHOICE_MENU_CHOICE )
{
if( current )
unhighlight( current, BRIGHTENED, &highlightGroup );
OPT<int> id = evt->GetCommandId();
// User has selected an item, so this one will be returned
if( id && ( *id > 0 ) )
current = ( *aCollector )[*id - 1];
else
current = NULL;
break;
}
}
getView()->Remove( &highlightGroup );
if( current )
{
aCollector->Empty();
aCollector->Append( current );
return true;
}
return false;
}
BOARD_ITEM* SELECTION_TOOL::pickSmallestComponent( GENERAL_COLLECTOR* aCollector )
{
int count = aCollector->GetPrimaryCount(); // try to use preferred layer
if( 0 == count )
count = aCollector->GetCount();
for( int i = 0; i < count; ++i )
{
if( ( *aCollector )[i]->Type() != PCB_MODULE_T )
return NULL;
}
// All are modules, now find smallest MODULE
int minDim = 0x7FFFFFFF;
int minNdx = 0;
for( int i = 0; i < count; ++i )
{
MODULE* module = (MODULE*) ( *aCollector )[i];
int lx = module->GetFootprintRect().GetWidth();
int ly = module->GetFootprintRect().GetHeight();
int lmin = std::min( lx, ly );
if( lmin < minDim )
{
minDim = lmin;
minNdx = i;
}
}
return (*aCollector)[minNdx];
}
bool SELECTION_TOOL::selectable( const BOARD_ITEM* aItem, bool checkVisibilityOnly ) const
{
// Is high contrast mode enabled?
bool highContrast = getView()->GetPainter()->GetSettings()->GetHighContrast();
int layers[KIGFX::VIEW::VIEW_MAX_LAYERS], layers_count;
// Filter out items that do not belong to active layers
std::set<unsigned int> activeLayers = getView()->GetPainter()->GetSettings()->GetActiveLayers();
// The markers layer is considered to be always active
activeLayers.insert( (unsigned int) LAYER_DRC );
aItem->ViewGetLayers( layers, layers_count );
if( highContrast )
{
bool onActive = false; // Is the item on any of active layers?
for( int i = 0; i < layers_count; ++i )
{
if( activeLayers.count( layers[i] ) > 0 ) // Item is on at least one of the active layers
{
onActive = true;
break;
}
}
if( !onActive ) // We do not want to select items that are in the background
{
return false;
}
}
switch( aItem->Type() )
{
case PCB_ZONE_AREA_T:
// Keepout zones can exist on multiple layers!
{
auto* zone = static_cast<const ZONE_CONTAINER*>( aItem );
if( zone->GetIsKeepout() )
{
auto zoneLayers = zone->GetLayerSet().Seq();
for( unsigned int i = 0; i < zoneLayers.size(); i++ )
{
if( board()->IsLayerVisible( zoneLayers[i] ) )
{
return true;
}
}
// No active layers selected!
return false;
}
}
break;
case PCB_TRACE_T:
{
if( !board()->IsElementVisible( LAYER_TRACKS ) )
return false;
}
break;
case PCB_VIA_T:
{
const VIA* via = static_cast<const VIA*>( aItem );
// Check if appropriate element layer is visible
switch( via->GetViaType() )
{
case VIA_THROUGH:
if( !board()->IsElementVisible( LAYER_VIA_THROUGH ) )
return false;
break;
case VIA_BLIND_BURIED:
if( !board()->IsElementVisible( LAYER_VIA_BBLIND ) )
return false;
break;
case VIA_MICROVIA:
if( !board()->IsElementVisible( LAYER_VIA_MICROVIA ) )
return false;
break;
default:
wxFAIL;
return false;
}
// For vias it is enough if only one of its layers is visible
return ( board()->GetVisibleLayers() & via->GetLayerSet() ).any();
}
case PCB_MODULE_T:
{
// In modedit, we do not want to select the module itself.
if( m_editModules )
return false;
// Allow selection of footprints if some part of the footprint is visible.
MODULE* module = const_cast<MODULE*>( static_cast<const MODULE*>( aItem ) );
for( auto item : module->GraphicalItems() )
{
if( selectable( item, true ) )
return true;
}
for( auto pad : module->Pads() )
{
if( selectable( pad, true ) )
return true;
}
return false;
}
case PCB_MODULE_TEXT_T:
// Multiple selection is only allowed in modedit mode. In pcbnew, you have to select
// module subparts one by one, rather than with a drag selection. This is so you can
// pick up items under an (unlocked) module without also moving the module's sub-parts.
if( !m_editModules && !checkVisibilityOnly )
{
if( m_multiple )
return false;
}
if( !m_editModules && !view()->IsVisible( aItem ) )
return false;
break;
case PCB_MODULE_EDGE_T:
case PCB_PAD_T:
{
// Multiple selection is only allowed in modedit mode. In pcbnew, you have to select
// module subparts one by one, rather than with a drag selection. This is so you can
// pick up items under an (unlocked) module without also moving the module's sub-parts.
if( !m_editModules && !checkVisibilityOnly )
{
if( m_multiple )
return false;
}
if( aItem->Type() == PCB_PAD_T )
{
auto pad = static_cast<const D_PAD*>( aItem );
// In pcbnew, locked modules prevent individual pad selection.
// In modedit, we don't enforce this as the module is assumed to be edited by design.
if( !m_editModules && !checkVisibilityOnly )
{
if( pad->GetParent() && pad->GetParent()->IsLocked() )
return false;
}
// Check render mode (from the Items tab) first
switch( pad->GetAttribute() )
{
case PAD_ATTRIB_STANDARD:
case PAD_ATTRIB_HOLE_NOT_PLATED:
if( !board()->IsElementVisible( LAYER_PADS_TH ) )
return false;
break;
case PAD_ATTRIB_CONN:
case PAD_ATTRIB_SMD:
if( pad->IsOnLayer( F_Cu ) && !board()->IsElementVisible( LAYER_PAD_FR ) )
return false;
else if( pad->IsOnLayer( B_Cu ) && !board()->IsElementVisible( LAYER_PAD_BK ) )
return false;
break;
}
// Otherwise, pads are selectable if any draw layer is visible
// Shortcut: check copper layer visibility
if( board()->IsLayerVisible( F_Cu ) && pad->IsOnLayer( F_Cu ) )
return true;
if( board()->IsLayerVisible( B_Cu ) && pad->IsOnLayer( B_Cu ) )
return true;
// Now check the non-copper layers
bool draw_layer_visible = false;
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 )
{
// NOTE: Only checking the regular layers (not GAL meta-layers)
if( ( ( pad_layers[i] < PCB_LAYER_ID_COUNT ) &&
board()->IsLayerVisible( static_cast<PCB_LAYER_ID>( pad_layers[i] ) ) ) )
{
draw_layer_visible = true;
}
}
return draw_layer_visible;
}
break;
}
case PCB_MARKER_T: // Always selectable
return true;
// These are not selectable
case NOT_USED:
case TYPE_NOT_INIT:
return false;
default: // Suppress warnings
break;
}
// All other items are selected only if the layer on which they exist is visible
return board()->IsLayerVisible( aItem->GetLayer() );
}
void SELECTION_TOOL::select( BOARD_ITEM* aItem )
{
if( aItem->IsSelected() )
{
return;
}
if( aItem->Type() == PCB_PAD_T )
{
MODULE* module = static_cast<MODULE*>( aItem->GetParent() );
if( m_selection.Contains( module ) )
return;
}
highlight( aItem, SELECTED, &m_selection );
view()->Update( &m_selection );
}
void SELECTION_TOOL::unselect( BOARD_ITEM* aItem )
{
unhighlight( aItem, SELECTED, &m_selection );
view()->Update( &m_selection );
if( m_selection.Empty() )
m_locked = true;
}
void SELECTION_TOOL::highlight( BOARD_ITEM* aItem, int aMode, PCBNEW_SELECTION* aGroup )
{
if( aMode == SELECTED )
aItem->SetSelected();
else if( aMode == BRIGHTENED )
aItem->SetBrightened();
if( aGroup )
{
// Hide the original item, so it is shown only on overlay
view()->Hide( aItem, true );
aGroup->Add( aItem );
}
// Modules are treated in a special way - when they are highlighted, we have to
// highlight all the parts that make the module, not the module itself
if( aItem->Type() == PCB_MODULE_T )
{
static_cast<MODULE*>( aItem )->RunOnChildren( [&] ( BOARD_ITEM* item )
{
if( aMode == SELECTED )
item->SetSelected();
else if( aMode == BRIGHTENED )
{
item->SetBrightened();
if( aGroup )
aGroup->Add( item );
}
if( aGroup )
view()->Hide( item, true );
});
}
getView()->Update( aItem );
}
void SELECTION_TOOL::unhighlight( BOARD_ITEM* aItem, int aMode, PCBNEW_SELECTION* aGroup )
{
if( aMode == SELECTED )
aItem->ClearSelected();
else if( aMode == BRIGHTENED )
aItem->ClearBrightened();
if( aGroup )
{
aGroup->Remove( aItem );
// Restore original item visibility
view()->Hide( aItem, false );
}
// Modules are treated in a special way - when they are highlighted, we have to
// highlight all the parts that make the module, not the module itself
if( aItem->Type() == PCB_MODULE_T )
{
static_cast<MODULE*>( aItem )->RunOnChildren( [&] ( BOARD_ITEM* item )
{
if( aMode == SELECTED )
item->ClearSelected();
else if( aMode == BRIGHTENED )
item->ClearBrightened();
// N.B. if we clear the selection flag for sub-elements, we need to also
// remove the element from the selection group (if it exists)
if( aGroup )
{
aGroup->Remove( item );
view()->Hide( item, false );
view()->Update( item );
}
});
}
getView()->Update( aItem );
}
bool SELECTION_TOOL::selectionContains( const VECTOR2I& aPoint ) const
{
const unsigned GRIP_MARGIN = 20;
VECTOR2I margin = getView()->ToWorld( VECTOR2I( GRIP_MARGIN, GRIP_MARGIN ), false );
// Check if the point is located within any of the currently selected items bounding boxes
for( auto item : m_selection )
{
BOX2I itemBox = item->ViewBBox();
itemBox.Inflate( margin.x, margin.y ); // Give some margin for gripping an item
if( itemBox.Contains( aPoint ) )
return true;
}
return false;
}
static EDA_RECT getRect( const BOARD_ITEM* aItem )
{
if( aItem->Type() == PCB_MODULE_T )
return static_cast<const MODULE*>( aItem )->GetFootprintRect();
return aItem->GetBoundingBox();
}
static double calcArea( const BOARD_ITEM* aItem )
{
if( aItem->Type() == PCB_TRACE_T )
{
const TRACK* t = static_cast<const TRACK*>( aItem );
return ( t->GetWidth() + t->GetLength() ) * t->GetWidth();
}
return getRect( aItem ).GetArea();
}
/*static double calcMinArea( GENERAL_COLLECTOR& aCollector, KICAD_T aType )
{
double best = std::numeric_limits<double>::max();
if( !aCollector.GetCount() )
return 0.0;
for( int i = 0; i < aCollector.GetCount(); i++ )
{
BOARD_ITEM* item = aCollector[i];
if( item->Type() == aType )
best = std::min( best, calcArea( item ) );
}
return best;
}*/
static double calcMaxArea( GENERAL_COLLECTOR& aCollector, KICAD_T aType )
{
double best = 0.0;
for( int i = 0; i < aCollector.GetCount(); i++ )
{
BOARD_ITEM* item = aCollector[i];
if( item->Type() == aType )
best = std::max( best, calcArea( item ) );
}
return best;
}
static inline double calcCommonArea( const BOARD_ITEM* aItem, const BOARD_ITEM* aOther )
{
if( !aItem || !aOther )
return 0;
return getRect( aItem ).Common( getRect( aOther ) ).GetArea();
}
double calcRatio( double a, double b )
{
if( a == 0.0 && b == 0.0 )
return 1.0;
if( b == 0.0 )
return std::numeric_limits<double>::max();
return a / b;
}
// The general idea here is that if the user clicks directly on a small item inside a larger
// one, then they want the small item. The quintessential case of this is clicking on a pad
// within a footprint, but we also apply it for text within a footprint, footprints within
// larger footprints, and vias within either larger pads or longer tracks.
//
// These "guesses" presume there is area within the larger item to click in to select it. If
// an item is mostly covered by smaller items within it, then the guesses are inappropriate as
// there might not be any area left to click to select the larger item. In this case we must
// leave the items in the collector and bring up a Selection Clarification menu.
//
// We currently check for pads and text mostly covering a footprint, but we don’t check for
// smaller footprints mostly covering a larger footprint.
//
void SELECTION_TOOL::guessSelectionCandidates( GENERAL_COLLECTOR& aCollector,
const VECTOR2I& aWhere ) const
{
std::set<BOARD_ITEM*> preferred;
std::set<BOARD_ITEM*> rejected;
std::set<BOARD_ITEM*> forced;
wxPoint where( aWhere.x, aWhere.y );
// footprints which are below this percentage of the largest footprint will be considered
// for selection; all others will not
constexpr double footprintToFootprintMinRatio = 0.20;
// pads which are below this percentage of their parent's area will exclude their parent
constexpr double padToFootprintMinRatio = 0.45;
// footprints containing items with items-to-footprint area ratio higher than this will be
// forced to stay on the list
constexpr double footprintMaxCoverRatio = 0.80;
constexpr double viaToPadMinRatio = 0.50;
constexpr double trackViaLengthRatio = 2.0;
constexpr double trackTrackLengthRatio = 0.3;
constexpr double textToFeatureMinRatio = 0.2;
constexpr double textToFootprintMinRatio = 0.4;
// If the common area of two compared items is above the following threshold, they cannot
// be rejected (it means they overlap and it might be hard to pick one by selecting
// its unique area).
constexpr double commonAreaRatio = 0.6;
PCB_LAYER_ID activeLayer = (PCB_LAYER_ID) view()->GetTopLayer();
LSET silkLayers( 2, B_SilkS, F_SilkS );
if( silkLayers[activeLayer] )
{
for( int i = 0; i < aCollector.GetCount(); ++i )
{
BOARD_ITEM* item = aCollector[i];
KICAD_T type = item->Type();
if( ( type == PCB_MODULE_TEXT_T || type == PCB_TEXT_T || type == PCB_LINE_T )
&& silkLayers[item->GetLayer()] )
{
preferred.insert( item );
}
}
if( preferred.size() > 0 )
{
aCollector.Empty();
for( BOARD_ITEM* item : preferred )
aCollector.Append( item );
return;
}
}
int numZones = aCollector.CountType( PCB_ZONE_AREA_T );
// Zone edges are very specific; zone fills much less so.
if( numZones > 0 )
{
for( int i = aCollector.GetCount() - 1; i >= 0; i-- )
{
if( aCollector[i]->Type() == PCB_ZONE_AREA_T )
{
auto zone = static_cast<ZONE_CONTAINER*>( aCollector[i] );
if( zone->HitTestForEdge( where, 5 * aCollector.GetGuide()->OnePixelInIU() ) )
preferred.insert( zone );
else
rejected.insert( zone );
}
}
if( preferred.size() > 0 )
{
aCollector.Empty();
for( BOARD_ITEM* item : preferred )
aCollector.Append( item );
return;
}
}
if( aCollector.CountType( PCB_MODULE_TEXT_T ) > 0 )
{
for( int i = 0; i < aCollector.GetCount(); ++i )
{
if( TEXTE_MODULE* txt = dyn_cast<TEXTE_MODULE*>( aCollector[i] ) )
{
double textArea = calcArea( txt );
for( int j = 0; j < aCollector.GetCount(); ++j )
{
if( i == j )
continue;
BOARD_ITEM* item = aCollector[j];
double itemArea = calcArea( item );
double areaRatio = calcRatio( textArea, itemArea );
double commonArea = calcCommonArea( txt, item );
double itemCommonRatio = calcRatio( commonArea, itemArea );
double txtCommonRatio = calcRatio( commonArea, textArea );
if( item->Type() == PCB_MODULE_T )
{
// when text area is small compared to an overlapping footprint,
// then it's a clear sign the text is the selection target
if( areaRatio < textToFootprintMinRatio && itemCommonRatio < commonAreaRatio )
rejected.insert( item );
}
switch( item->Type() )
{
case PCB_TRACE_T:
case PCB_PAD_T:
case PCB_LINE_T:
case PCB_VIA_T:
case PCB_MODULE_T:
if( areaRatio > textToFeatureMinRatio && txtCommonRatio < commonAreaRatio )
rejected.insert( txt );
break;
default:
break;
}
}
}
}
}
if( aCollector.CountType( PCB_PAD_T ) > 0 )
{
for( int i = 0; i < aCollector.GetCount(); ++i )
{
if( D_PAD* pad = dyn_cast<D_PAD*>( aCollector[i] ) )
{
MODULE* parent = pad->GetParent();
double ratio = calcRatio( calcArea( pad ), calcArea( parent ) );
// when pad area is small compared to the parent footprint,
// then it is a clear sign the pad is the selection target
if( ratio < padToFootprintMinRatio )
rejected.insert( pad->GetParent() );
}
}
}
int moduleCount = aCollector.CountType( PCB_MODULE_T );
if( moduleCount > 0 )
{
double maxArea = calcMaxArea( aCollector, PCB_MODULE_T );
BOX2D viewportD = getView()->GetViewport();
BOX2I viewport( VECTOR2I( viewportD.GetPosition() ), VECTOR2I( viewportD.GetSize() ) );
double maxCoverRatio = footprintMaxCoverRatio;
// MODULE::CoverageRatio() doesn't take zone handles & borders into account so just
// use a more aggressive cutoff point if zones are involved.
if( aCollector.CountType( PCB_ZONE_AREA_T ) )
maxCoverRatio /= 2;
for( int i = 0; i < aCollector.GetCount(); ++i )
{
if( MODULE* mod = dyn_cast<MODULE*>( aCollector[i] ) )
{
// filter out components larger than the viewport
if( mod->ViewBBox().Contains( viewport ) )
rejected.insert( mod );
// footprints completely covered with other features have no other
// means of selection, so must be kept
else if( mod->CoverageRatio( aCollector ) > maxCoverRatio )
rejected.erase( mod );
// if a footprint is much smaller than the largest overlapping
// footprint then it should be considered for selection
else if( calcRatio( calcArea( mod ), maxArea ) <= footprintToFootprintMinRatio )
continue;
// if there are multiple footprints for selection at this point, prefer
// one that is on the active layer
else if( moduleCount > 1 && mod->GetLayer() == activeLayer )
preferred.insert( mod );
// reject ALL OTHER footprints if there's still something else left
// to select
else if( (int)( rejected.size() + 1 ) < aCollector.GetCount() )
rejected.insert( mod );
}
}
}
if( aCollector.CountType( PCB_VIA_T ) > 0 )
{
for( int i = 0; i < aCollector.GetCount(); ++i )
{
if( VIA* via = dyn_cast<VIA*>( aCollector[i] ) )
{
double viaArea = calcArea( via );
for( int j = 0; j < aCollector.GetCount(); ++j )
{
if( i == j )
continue;
BOARD_ITEM* item = aCollector[j];
double areaRatio = calcRatio( viaArea, calcArea( item ) );
if( item->Type() == PCB_MODULE_T && areaRatio < padToFootprintMinRatio )
rejected.insert( item );
if( item->Type() == PCB_PAD_T && areaRatio < viaToPadMinRatio )
rejected.insert( item );
if( TRACK* track = dyn_cast<TRACK*>( item ) )
{
if( track->GetNetCode() != via->GetNetCode() )
continue;
double lenRatio = (double) ( track->GetLength() + track->GetWidth() ) /
(double) via->GetWidth();
if( lenRatio > trackViaLengthRatio )
rejected.insert( track );
}
}
}
}
}
int nTracks = aCollector.CountType( PCB_TRACE_T );
if( nTracks > 0 )
{
double maxLength = 0.0;
double minLength = std::numeric_limits<double>::max();
double maxArea = 0.0;
const TRACK* maxTrack = nullptr;
for( int i = 0; i < aCollector.GetCount(); ++i )
{
if( TRACK* track = dyn_cast<TRACK*>( aCollector[i] ) )
{
maxLength = std::max( track->GetLength(), maxLength );
maxLength = std::max( (double) track->GetWidth(), maxLength );
minLength = std::min( std::max( track->GetLength(), (double) track->GetWidth() ), minLength );
double area = track->GetLength() * track->GetWidth();
if( area > maxArea )
{
maxArea = area;
maxTrack = track;
}
}
}
if( maxLength > 0.0 && minLength / maxLength < trackTrackLengthRatio && nTracks > 1 )
{
for( int i = 0; i < aCollector.GetCount(); ++i )
{
if( TRACK* track = dyn_cast<TRACK*>( aCollector[i] ) )
{
double ratio = std::max( (double) track->GetWidth(), track->GetLength() ) / maxLength;
if( ratio > trackTrackLengthRatio )
rejected.insert( track );
}
}
}
for( int j = 0; j < aCollector.GetCount(); ++j )
{
if( MODULE* mod = dyn_cast<MODULE*>( aCollector[j] ) )
{
double ratio = calcRatio( maxArea, mod->GetFootprintRect().GetArea() );
if( ratio < padToFootprintMinRatio && calcCommonArea( maxTrack, mod ) < commonAreaRatio )
rejected.insert( mod );
}
}
}
if( (unsigned) aCollector.GetCount() > rejected.size() ) // do not remove everything
{
for( BOARD_ITEM* item : rejected )
{
aCollector.Remove( item );
}
}
}
int SELECTION_TOOL::updateSelection( const TOOL_EVENT& aEvent )
{
getView()->Update( &m_selection );
return 0;
}
int SELECTION_TOOL::UpdateMenu( const TOOL_EVENT& aEvent )
{
ACTION_MENU* actionMenu = aEvent.Parameter<ACTION_MENU*>();
CONDITIONAL_MENU* conditionalMenu = dynamic_cast<CONDITIONAL_MENU*>( actionMenu );
if( conditionalMenu )
conditionalMenu->Evaluate( m_selection );
if( actionMenu )
actionMenu->UpdateAll();
return 0;
}
void SELECTION_TOOL::setTransitions()
{
Go( &SELECTION_TOOL::UpdateMenu, ACTIONS::updateMenu.MakeEvent() );
Go( &SELECTION_TOOL::Main, PCB_ACTIONS::selectionActivate.MakeEvent() );
Go( &SELECTION_TOOL::CursorSelection, PCB_ACTIONS::selectionCursor.MakeEvent() );
Go( &SELECTION_TOOL::ClearSelection, PCB_ACTIONS::selectionClear.MakeEvent() );
Go( &SELECTION_TOOL::SelectItem, PCB_ACTIONS::selectItem.MakeEvent() );
Go( &SELECTION_TOOL::SelectItems, PCB_ACTIONS::selectItems.MakeEvent() );
Go( &SELECTION_TOOL::UnselectItem, PCB_ACTIONS::unselectItem.MakeEvent() );
Go( &SELECTION_TOOL::UnselectItems, PCB_ACTIONS::unselectItems.MakeEvent() );
Go( &SELECTION_TOOL::SelectionMenu, PCB_ACTIONS::selectionMenu.MakeEvent() );
Go( &SELECTION_TOOL::find, ACTIONS::find.MakeEvent() );
Go( &SELECTION_TOOL::findMove, PCB_ACTIONS::findMove.MakeEvent() );
Go( &SELECTION_TOOL::filterSelection, PCB_ACTIONS::filterSelection.MakeEvent() );
Go( &SELECTION_TOOL::selectConnection, PCB_ACTIONS::selectConnection.MakeEvent() );
Go( &SELECTION_TOOL::expandConnection, PCB_ACTIONS::expandSelectedConnection.MakeEvent() );
Go( &SELECTION_TOOL::selectCopper, PCB_ACTIONS::selectCopper.MakeEvent() );
Go( &SELECTION_TOOL::selectNet, PCB_ACTIONS::selectNet.MakeEvent() );
Go( &SELECTION_TOOL::selectSameSheet, PCB_ACTIONS::selectSameSheet.MakeEvent() );
Go( &SELECTION_TOOL::selectSheetContents, PCB_ACTIONS::selectOnSheetFromEeschema.MakeEvent() );
Go( &SELECTION_TOOL::updateSelection, EVENTS::SelectedItemsModified );
}
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