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kicad/eeschema/tools/ee_selection_tool.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2019 CERN
* Copyright (C) 2019 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 <ee_actions.h>
#include <core/typeinfo.h>
#include <sch_item.h>
#include <ee_selection_tool.h>
#include <sch_base_frame.h>
#include <sch_edit_frame.h>
#include <lib_edit_frame.h>
#include <viewlib_frame.h>
#include <sch_component.h>
#include <sch_sheet.h>
#include <sch_field.h>
#include <sch_line.h>
#include <view/view.h>
#include <view/view_controls.h>
#include <view/view_group.h>
#include <preview_items/selection_area.h>
#include <tool/tool_event.h>
#include <tool/tool_manager.h>
#include <tools/sch_line_wire_bus_tool.h>
#include <ee_collectors.h>
#include <painter.h>
#include <eeschema_id.h>
#include <menus_helpers.h>
SELECTION_CONDITION EE_CONDITIONS::Empty = [] (const SELECTION& aSelection )
{
return aSelection.Empty();
};
SELECTION_CONDITION EE_CONDITIONS::Idle = [] (const SELECTION& aSelection )
{
return ( !aSelection.Front() || aSelection.Front()->GetEditFlags() == 0 );
};
SELECTION_CONDITION EE_CONDITIONS::IdleSelection = [] (const SELECTION& aSelection )
{
return ( aSelection.Front() && aSelection.Front()->GetEditFlags() == 0 );
};
SELECTION_CONDITION EE_CONDITIONS::SingleSymbol = [] (const SELECTION& aSel )
{
if( aSel.GetSize() == 1 )
{
SCH_COMPONENT* comp = dynamic_cast<SCH_COMPONENT*>( aSel.Front() );
if( comp )
{
auto partRef = comp->GetPartRef().lock();
return !partRef || !partRef->IsPower();
}
}
return false;
};
SELECTION_CONDITION EE_CONDITIONS::SingleDeMorganSymbol = [] ( const SELECTION& aSel )
{
if( aSel.GetSize() == 1 )
{
SCH_COMPONENT* comp = dynamic_cast<SCH_COMPONENT*>( aSel.Front() );
if( comp )
{
auto partRef = comp->GetPartRef().lock();
return partRef && partRef->HasConversion();
}
}
return false;
};
SELECTION_CONDITION EE_CONDITIONS::SingleMultiUnitSymbol = [] ( const SELECTION& aSel )
{
if( aSel.GetSize() == 1 )
{
SCH_COMPONENT* comp = dynamic_cast<SCH_COMPONENT*>( aSel.Front() );
if( comp )
{
auto partRef = comp->GetPartRef().lock();
return partRef && partRef->GetUnitCount() >= 2;
}
}
return false;
};
#define HITTEST_THRESHOLD_PIXELS 5
EE_SELECTION_TOOL::EE_SELECTION_TOOL() :
TOOL_INTERACTIVE( "eeschema.InteractiveSelection" ),
m_frame( nullptr ),
m_additive( false ),
m_subtractive( false ),
m_exclusive_or( false ),
m_multiple( false ),
m_skip_heuristics( false ),
m_isLibEdit( false ),
m_isLibView( false ),
m_unit( 0 ),
m_convert( 0 )
{
}
EE_SELECTION_TOOL::~EE_SELECTION_TOOL()
{
getView()->Remove( &m_selection );
}
using E_C = EE_CONDITIONS;
bool EE_SELECTION_TOOL::Init()
{
m_frame = getEditFrame<SCH_BASE_FRAME>();
LIB_VIEW_FRAME* libViewFrame = dynamic_cast<LIB_VIEW_FRAME*>( m_frame );
LIB_EDIT_FRAME* libEditFrame = dynamic_cast<LIB_EDIT_FRAME*>( m_frame );
if( libEditFrame )
{
m_isLibEdit = true;
m_unit = libEditFrame->GetUnit();
m_convert = libEditFrame->GetConvert();
}
else
m_isLibView = libViewFrame != nullptr;
static KICAD_T wireOrBusTypes[] = { SCH_LINE_LOCATE_WIRE_T, SCH_LINE_LOCATE_BUS_T, EOT };
auto wireSelection = E_C::MoreThan( 0 ) && E_C::OnlyType( SCH_LINE_LOCATE_WIRE_T );
auto busSelection = E_C::MoreThan( 0 ) && E_C::OnlyType( SCH_LINE_LOCATE_BUS_T );
auto wireOrBusSelection = E_C::MoreThan( 0 ) && E_C::OnlyTypes( wireOrBusTypes );
auto sheetSelection = E_C::Count( 1 ) && E_C::OnlyType( SCH_SHEET_T );
auto schEditCondition = [this] ( const SELECTION& aSel ) {
return !m_isLibEdit && !m_isLibView;
};
auto belowRootSheetCondition = [this] ( const SELECTION& aSel ) {
return !m_isLibEdit && !m_isLibView && g_CurrentSheet->Last() != g_RootSheet;
};
auto havePartCondition = [ this ] ( const SELECTION& sel ) {
return m_isLibEdit && ( (LIB_EDIT_FRAME*) m_frame )->GetCurPart();
};
auto& menu = m_menu.GetMenu();
menu.AddItem( EE_ACTIONS::enterSheet, sheetSelection && EE_CONDITIONS::Idle, 1 );
menu.AddItem( EE_ACTIONS::explicitCrossProbe, sheetSelection && EE_CONDITIONS::Idle, 1 );
menu.AddItem( EE_ACTIONS::leaveSheet, belowRootSheetCondition, 1 );
menu.AddSeparator( 100 );
menu.AddItem( EE_ACTIONS::drawWire, schEditCondition && EE_CONDITIONS::Empty, 100 );
menu.AddItem( EE_ACTIONS::drawBus, schEditCondition && EE_CONDITIONS::Empty, 100 );
menu.AddSeparator( 100 );
menu.AddItem( EE_ACTIONS::finishWire, SCH_LINE_WIRE_BUS_TOOL::IsDrawingWire, 100 );
menu.AddSeparator( 100 );
menu.AddItem( EE_ACTIONS::finishBus, SCH_LINE_WIRE_BUS_TOOL::IsDrawingBus, 100 );
menu.AddSeparator( 200 );
menu.AddItem( EE_ACTIONS::selectConnection, wireOrBusSelection && EE_CONDITIONS::Idle, 250 );
menu.AddItem( EE_ACTIONS::placeJunction, wireOrBusSelection && EE_CONDITIONS::Idle, 250 );
menu.AddItem( EE_ACTIONS::placeLabel, wireOrBusSelection && EE_CONDITIONS::Idle, 250 );
menu.AddItem( EE_ACTIONS::placeGlobalLabel, wireOrBusSelection && EE_CONDITIONS::Idle, 250 );
menu.AddItem( EE_ACTIONS::placeHierLabel, wireOrBusSelection && EE_CONDITIONS::Idle, 250 );
menu.AddItem( EE_ACTIONS::breakWire, wireSelection && EE_CONDITIONS::Idle, 250 );
menu.AddItem( EE_ACTIONS::breakBus, busSelection && EE_CONDITIONS::Idle, 250 );
menu.AddItem( EE_ACTIONS::placeSheetPin, sheetSelection && EE_CONDITIONS::Idle, 250 );
menu.AddItem( EE_ACTIONS::importSheetPin, sheetSelection && EE_CONDITIONS::Idle, 250 );
menu.AddSeparator( 400 );
menu.AddItem( EE_ACTIONS::symbolProperties, havePartCondition && EE_CONDITIONS::Empty, 400 );
menu.AddItem( EE_ACTIONS::pinTable, havePartCondition && EE_CONDITIONS::Empty, 400 );
menu.AddSeparator( 1000 );
m_frame->AddStandardSubMenus( m_menu );
return true;
}
void EE_SELECTION_TOOL::Reset( RESET_REASON aReason )
{
m_frame = getEditFrame<SCH_BASE_FRAME>();
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 sheet is loaded)
m_selection.Clear();
getView()->GetPainter()->GetSettings()->SetHighlight( false );
LIB_EDIT_FRAME* libEditFrame = dynamic_cast<LIB_EDIT_FRAME*>( m_frame );
LIB_VIEW_FRAME* libViewFrame = dynamic_cast<LIB_VIEW_FRAME*>( m_frame );
if( libEditFrame )
{
m_isLibEdit = true;
m_unit = libEditFrame->GetUnit();
m_convert = libEditFrame->GetConvert();
}
else
m_isLibView = libViewFrame != nullptr;
}
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
getView()->Remove( &m_selection );
getView()->Add( &m_selection );
}
int EE_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;
}
int EE_SELECTION_TOOL::Main( const TOOL_EVENT& aEvent )
{
const KICAD_T movableItems[] =
{
SCH_MARKER_T,
SCH_JUNCTION_T,
SCH_NO_CONNECT_T,
SCH_BUS_BUS_ENTRY_T,
SCH_BUS_WIRE_ENTRY_T,
SCH_LINE_T,
SCH_BITMAP_T,
SCH_TEXT_T,
SCH_LABEL_T,
SCH_GLOBAL_LABEL_T,
SCH_HIER_LABEL_T,
SCH_FIELD_T,
SCH_COMPONENT_T,
SCH_SHEET_PIN_T,
SCH_SHEET_T,
EOT
};
// Main loop: keep receiving events
while( TOOL_EVENT* evt = Wait() )
{
if( m_frame->ToolStackIsEmpty() )
m_frame->GetCanvas()->SetCurrentCursor( wxCURSOR_ARROW );
m_additive = m_subtractive = m_exclusive_or = false;
if( evt->Modifier( MD_SHIFT ) && evt->Modifier( MD_CTRL ) )
m_subtractive = true;
else if( evt->Modifier( MD_SHIFT ) )
m_additive = true;
else if( evt->Modifier( MD_CTRL ) )
m_exclusive_or = true;
// 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 ) )
{
SelectPoint( evt->Position(), EE_COLLECTOR::AllItems, nullptr, false,
m_additive, m_subtractive, m_exclusive_or );
}
// 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(), EE_COLLECTOR::AllItems, &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());
EDA_ITEM* item = m_selection.Front();
if( item && item->Type() == SCH_SHEET_T )
m_toolMgr->RunAction( EE_ACTIONS::enterSheet );
else
m_toolMgr->RunAction( EE_ACTIONS::properties );
}
// 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 || m_exclusive_or || m_frame->GetDragSelects() )
{
selectMultiple();
}
else
{
// selection is empty? try to start dragging the item under the point where drag
// started
if( m_selection.Empty() )
m_selection = RequestSelection( movableItems );
// 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( "eeschema.InteractiveMove" );
}
else
{
// No -> drag a selection box
selectMultiple();
}
}
}
// context sub-menu selection? Handle unit selection or bus unfolding
else if( evt->Category() == TC_COMMAND && evt->Action() == TA_CHOICE_MENU_CHOICE )
{
if( evt->GetCommandId().get() >= ID_POPUP_SCH_SELECT_UNIT_CMP
&& evt->GetCommandId().get() <= ID_POPUP_SCH_SELECT_UNIT_CMP_MAX )
{
SCH_COMPONENT* component = dynamic_cast<SCH_COMPONENT*>( m_selection.Front() );
int unit = evt->GetCommandId().get() - ID_POPUP_SCH_SELECT_UNIT_CMP;
if( component )
static_cast<SCH_EDIT_FRAME*>( m_frame )->SelectUnit( component, unit );
}
else if( evt->GetCommandId().get() >= ID_POPUP_SCH_UNFOLD_BUS
&& evt->GetCommandId().get() <= ID_POPUP_SCH_UNFOLD_BUS_END )
{
wxString* net = new wxString( *evt->Parameter<wxString*>() );
m_toolMgr->RunAction( EE_ACTIONS::unfoldBus, true, net );
}
}
else if( evt->IsCancelInteractive() )
{
ClearSelection();
}
else if( evt->Action() == TA_UNDO_REDO_PRE )
{
ClearSelection();
}
else
evt->SetPassEvent();
}
// This tool is supposed to be active forever
assert( false );
return 0;
}
EE_SELECTION& EE_SELECTION_TOOL::GetSelection()
{
return m_selection;
}
EDA_ITEM* EE_SELECTION_TOOL::SelectPoint( const VECTOR2I& aWhere, const KICAD_T* aFilterList,
bool* aSelectionCancelledFlag, bool aCheckLocked,
bool aAdd, bool aSubtract, bool aExclusiveOr )
{
EDA_ITEM* start;
EE_COLLECTOR collector;
if( m_isLibEdit )
start = static_cast<LIB_EDIT_FRAME*>( m_frame )->GetCurPart();
else
start = m_frame->GetScreen()->GetDrawItems();
// Empty schematics have no draw items
if( !start )
return nullptr;
collector.m_Threshold = KiROUND( getView()->ToWorld( HITTEST_THRESHOLD_PIXELS ) );
collector.Collect( start, aFilterList, (wxPoint) aWhere, m_unit, m_convert );
// Post-process collected items
for( int i = collector.GetCount() - 1; i >= 0; --i )
{
if( !Selectable( collector[ i ] ) )
{
collector.Remove( i );
continue;
}
if( aCheckLocked && collector[ i ]->IsLocked() )
{
collector.Remove( i );
continue;
}
// SelectPoint, unlike other selection routines, can select line ends
if( collector[ i ]->Type() == SCH_LINE_T )
{
SCH_LINE* line = (SCH_LINE*) collector[ i ];
line->ClearFlags( STARTPOINT | ENDPOINT );
if( HitTestPoints( line->GetStartPoint(), (wxPoint) aWhere, collector.m_Threshold ) )
line->SetFlags( STARTPOINT );
else if (HitTestPoints( line->GetEndPoint(), (wxPoint) aWhere, collector.m_Threshold ) )
line->SetFlags( ENDPOINT );
else
line->SetFlags( STARTPOINT | ENDPOINT );
}
}
m_selection.ClearReferencePoint();
// 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 )
{
collector.m_MenuTitle = _( "Clarify Selection" );
// Must call selectionMenu via RunAction() to avoid event-loop contention
m_toolMgr->RunAction( EE_ACTIONS::selectionMenu, true, &collector );
if( collector.m_MenuCancelled )
{
if( aSelectionCancelledFlag )
*aSelectionCancelledFlag = true;
return nullptr;
}
}
if( !aAdd && !aSubtract && !aExclusiveOr )
ClearSelection();
if( collector.GetCount() == 1 )
{
EDA_ITEM* item = collector[ 0 ];
if( aSubtract || ( aExclusiveOr && item->IsSelected() ) )
{
unselect( item );
m_toolMgr->ProcessEvent( EVENTS::UnselectedEvent );
return nullptr;
}
else
{
select( item );
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
return item;
}
}
return nullptr;
}
void EE_SELECTION_TOOL::GuessSelectionCandidates( EE_COLLECTOR& collector, const VECTOR2I& aPos )
{
// There are certain parent/child and enclosure combinations that can be handled
// automatically.
// Prefer exact hits to sloppy ones
int exactHits = 0;
for( int i = collector.GetCount() - 1; i >= 0; --i )
{
EDA_ITEM* item = collector[ i ];
if( item->HitTest( (wxPoint) aPos, 0 ) )
exactHits++;
}
if( exactHits > 0 && exactHits < collector.GetCount() )
{
for( int i = collector.GetCount() - 1; i >= 0; --i )
{
EDA_ITEM* item = collector[ i ];
if( !item->HitTest( (wxPoint) aPos, 0 ) )
collector.Remove( item );
}
}
// Prefer a non-sheet to a sheet
for( int i = 0; collector.GetCount() == 2 && i < 2; ++i )
{
EDA_ITEM* item = collector[ i ];
EDA_ITEM* other = collector[ ( i + 1 ) % 2 ];
if( item->Type() != SCH_SHEET_T && other->Type() == SCH_SHEET_T )
collector.Remove( other );
}
// Prefer a symbol to a pin
for( int i = 0; collector.GetCount() == 2 && i < 2; ++i )
{
EDA_ITEM* item = collector[ i ];
EDA_ITEM* other = collector[ ( i + 1 ) % 2 ];
if( item->Type() == SCH_COMPONENT_T && other->Type() == SCH_PIN_T )
collector.Remove( other );
}
// Prefer a field to a symbol
for( int i = 0; collector.GetCount() == 2 && i < 2; ++i )
{
EDA_ITEM* item = collector[ i ];
EDA_ITEM* other = collector[ ( i + 1 ) % 2 ];
if( item->Type() == SCH_FIELD_T && other->Type() == SCH_COMPONENT_T )
collector.Remove( other );
}
// No need for multiple wires at a single point; if there's a junction select that;
// otherwise any of the wires will do
bool junction = false;
bool wiresOnly = true;
for( EDA_ITEM* item : collector )
{
if( item->Type() == SCH_JUNCTION_T )
junction = true;
else if( item->Type() != SCH_LINE_T )
wiresOnly = false;
}
if( wiresOnly )
{
for( int j = collector.GetCount() - 1; j >= 0; --j )
{
if( junction && collector[ j ]->Type() != SCH_JUNCTION_T )
collector.Remove( j );
else if( !junction && j > 0 )
collector.Remove( j );
}
}
}
EE_SELECTION& EE_SELECTION_TOOL::RequestSelection( const KICAD_T aFilterList[] )
{
// Filter an existing selection
if( !m_selection.Empty() )
{
for( int i = m_selection.GetSize() - 1; i >= 0; --i )
{
EDA_ITEM* item = (EDA_ITEM*) m_selection.GetItem( i );
if( !item->IsType( aFilterList ) )
{
unselect( item );
m_toolMgr->ProcessEvent( EVENTS::UnselectedEvent );
}
}
}
// If nothing was selected, or we filtered everything out, do a hover selection
if( m_selection.Empty() )
{
VECTOR2D cursorPos = getViewControls()->GetCursorPosition( true );
ClearSelection();
SelectPoint( cursorPos, aFilterList );
m_selection.SetIsHover( true );
m_selection.ClearReferencePoint();
}
updateReferencePoint();
return m_selection;
}
void EE_SELECTION_TOOL::updateReferencePoint()
{
VECTOR2I refP( 0, 0 );
if( m_selection.Size() > 0 )
{
if( m_isLibEdit )
refP = static_cast<LIB_ITEM*>( m_selection.GetTopLeftItem() )->GetPosition();
else
refP = static_cast<SCH_ITEM*>( m_selection.GetTopLeftItem() )->GetPosition();
}
m_selection.SetReferencePoint( refP );
}
bool EE_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( evt->IsCancelInteractive() || evt->IsActivate() )
{
cancelled = true;
break;
}
if( evt->IsDrag( BUT_LEFT ) )
{
if( !m_additive && !m_subtractive && !m_exclusive_or )
ClearSelection();
// Start drawing a selection box
area.SetOrigin( evt->DragOrigin() );
area.SetEnd( evt->Position() );
area.SetAdditive( m_additive );
area.SetSubtractive( m_subtractive );
area.SetExclusiveOr( m_exclusive_or );
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;
std::vector<KIGFX::VIEW::LAYER_ITEM_PAIR> sheetPins;
// Filter the view items based on the selection box
BOX2I selectionBox = area.ViewBBox();
view->Query( selectionBox, selectedItems ); // Get the list of selected items
// Sheet pins aren't in the view; add them by hand
for( KIGFX::VIEW::LAYER_ITEM_PAIR& pair : selectedItems )
{
SCH_SHEET* sheet = dynamic_cast<SCH_SHEET*>( pair.first );
if( sheet )
{
int layer = pair.second;
for( SCH_SHEET_PIN& pin : sheet->GetPins() )
sheetPins.emplace_back( KIGFX::VIEW::LAYER_ITEM_PAIR( &pin, layer ) );
}
}
selectedItems.insert( selectedItems.end(), sheetPins.begin(), sheetPins.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;
bool anyAdded = false;
bool anySubtracted = false;
if( view->IsMirroredX() )
windowSelection = !windowSelection;
// Construct an EDA_RECT to determine EDA_ITEM selection
EDA_RECT selectionRect( (wxPoint) area.GetOrigin(), wxSize( width, height ) );
selectionRect.Normalize();
for( KIGFX::VIEW::LAYER_ITEM_PAIR& pair : selectedItems )
{
EDA_ITEM* item = dynamic_cast<EDA_ITEM*>( pair.first );
if( item && Selectable( item ) && item->HitTest( selectionRect, windowSelection ) )
{
if( m_subtractive || ( m_exclusive_or && item->IsSelected() ) )
{
unselect( item );
anySubtracted = true;
}
else
{
select( item );
item->SetFlags( STARTPOINT | ENDPOINT );
anyAdded = true;
}
}
}
m_selection.SetIsHover( false );
// Inform other potentially interested tools
if( anyAdded )
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
if( anySubtracted )
m_toolMgr->ProcessEvent( EVENTS::UnselectedEvent );
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;
}
static KICAD_T nodeTypes[] =
{
SCH_LINE_LOCATE_WIRE_T,
SCH_LINE_LOCATE_BUS_T,
SCH_BUS_WIRE_ENTRY_T,
SCH_BUS_BUS_ENTRY_T,
SCH_LABEL_T,
SCH_HIER_LABEL_T,
SCH_GLOBAL_LABEL_T,
SCH_SHEET_PIN_T,
SCH_JUNCTION_T,
EOT
};
EDA_ITEM* EE_SELECTION_TOOL::GetNode( VECTOR2I aPosition )
{
if( m_frame->GetScreen()->GetDrawItems() == nullptr ) // Empty schematics
return nullptr;
EE_COLLECTOR collector;
int thresholdMax = KiROUND( getView()->ToWorld( HITTEST_THRESHOLD_PIXELS ) );
for( int threshold : { 0, thresholdMax/2, thresholdMax } )
{
collector.m_Threshold = threshold;
collector.Collect( m_frame->GetScreen()->GetDrawItems(), nodeTypes, (wxPoint) aPosition );
if( collector.GetCount() > 0 )
break;
}
return collector.GetCount() ? collector[ 0 ] : nullptr;
}
int EE_SELECTION_TOOL::SelectNode( const TOOL_EVENT& aEvent )
{
VECTOR2I cursorPos = getViewControls()->GetCursorPosition( !aEvent.Modifier( MD_ALT ) );
SelectPoint( cursorPos, nodeTypes );
return 0;
}
int EE_SELECTION_TOOL::SelectConnection( const TOOL_EVENT& aEvent )
{
static KICAD_T wiresAndBusses[] = { SCH_LINE_LOCATE_WIRE_T, SCH_LINE_LOCATE_BUS_T, EOT };
RequestSelection( wiresAndBusses );
if( m_selection.Empty() )
return 0;
SCH_LINE* line = (SCH_LINE*) m_selection.Front();
EDA_ITEMS items;
m_frame->GetScreen()->ClearDrawingState();
m_frame->GetScreen()->MarkConnections( line );
for( EDA_ITEM* item = m_frame->GetScreen()->GetDrawItems(); item; item = item->Next() )
{
if( item->HasFlag( CANDIDATE ) )
select( item );
}
if( m_selection.GetSize() > 1 )
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
return 0;
}
int EE_SELECTION_TOOL::AddItemToSel( const TOOL_EVENT& aEvent )
{
AddItemToSel( aEvent.Parameter<EDA_ITEM*>() );
m_selection.SetIsHover( false );
return 0;
}
void EE_SELECTION_TOOL::AddItemToSel( EDA_ITEM* aItem, bool aQuietMode )
{
if( aItem )
{
select( aItem );
// Inform other potentially interested tools
if( !aQuietMode )
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
}
}
int EE_SELECTION_TOOL::AddItemsToSel( const TOOL_EVENT& aEvent )
{
AddItemsToSel( aEvent.Parameter<EDA_ITEMS*>(), false );
m_selection.SetIsHover( false );
return 0;
}
void EE_SELECTION_TOOL::AddItemsToSel( EDA_ITEMS* aList, bool aQuietMode )
{
if( aList )
{
for( EDA_ITEM* item : *aList )
select( item );
// Inform other potentially interested tools
if( !aQuietMode )
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
}
}
int EE_SELECTION_TOOL::RemoveItemFromSel( const TOOL_EVENT& aEvent )
{
RemoveItemFromSel( aEvent.Parameter<EDA_ITEM*>() );
m_selection.SetIsHover( false );
return 0;
}
void EE_SELECTION_TOOL::RemoveItemFromSel( EDA_ITEM* aItem, bool aQuietMode )
{
if( aItem )
{
unselect( aItem );
// Inform other potentially interested tools
if( !aQuietMode )
m_toolMgr->ProcessEvent( EVENTS::UnselectedEvent );
}
}
int EE_SELECTION_TOOL::RemoveItemsFromSel( const TOOL_EVENT& aEvent )
{
RemoveItemsFromSel( aEvent.Parameter<EDA_ITEMS*>(), false );
m_selection.SetIsHover( false );
return 0;
}
void EE_SELECTION_TOOL::RemoveItemsFromSel( EDA_ITEMS* aList, bool aQuietMode )
{
if( aList )
{
for( EDA_ITEM* item : *aList )
unselect( item );
// Inform other potentially interested tools
if( !aQuietMode )
m_toolMgr->ProcessEvent( EVENTS::UnselectedEvent );
}
}
void EE_SELECTION_TOOL::BrightenItem( EDA_ITEM* aItem )
{
highlight( aItem, BRIGHTENED );
}
void EE_SELECTION_TOOL::UnbrightenItem( EDA_ITEM* aItem )
{
unhighlight( aItem, BRIGHTENED );
}
int EE_SELECTION_TOOL::ClearSelection( const TOOL_EVENT& aEvent )
{
ClearSelection();
return 0;
}
void EE_SELECTION_TOOL::RebuildSelection()
{
m_selection.Clear();
EDA_ITEM* start = nullptr;
if( m_isLibEdit )
start = static_cast<LIB_EDIT_FRAME*>( m_frame )->GetCurPart();
else
start = m_frame->GetScreen()->GetDrawItems();
INSPECTOR_FUNC inspector = [&] ( EDA_ITEM* item, void* testData )
{
if( item->IsSelected() )
select( item );
return SEARCH_CONTINUE;
};
EDA_ITEM::IterateForward( start, inspector, nullptr, EE_COLLECTOR::AllItems );
updateReferencePoint();
// Inform other potentially interested tools
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
}
int EE_SELECTION_TOOL::SelectionMenu( const TOOL_EVENT& aEvent )
{
EE_COLLECTOR* collector = aEvent.Parameter<EE_COLLECTOR*>();
if( !doSelectionMenu( collector ) )
collector->m_MenuCancelled = true;
return 0;
}
bool EE_SELECTION_TOOL::doSelectionMenu( EE_COLLECTOR* aCollector )
{
EDA_ITEM* current = nullptr;
ACTION_MENU menu( true );
int limit = std::min( MAX_SELECT_ITEM_IDS, aCollector->GetCount() );
for( int i = 0; i < limit; ++i )
{
wxString text;
EDA_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( aCollector->m_MenuTitle.Length() )
menu.SetTitle( aCollector->m_MenuTitle );
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 );
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 );
}
else
{
current = nullptr;
}
}
else if( evt->Action() == TA_CHOICE_MENU_CHOICE )
{
if( current )
unhighlight( current, BRIGHTENED );
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 = nullptr;
break;
}
getView()->UpdateItems();
m_frame->GetCanvas()->Refresh();
}
if( current )
{
unhighlight( current, BRIGHTENED );
getView()->UpdateItems();
m_frame->GetCanvas()->Refresh();
aCollector->Empty();
aCollector->Append( current );
return true;
}
return false;
}
bool EE_SELECTION_TOOL::Selectable( const EDA_ITEM* aItem, bool checkVisibilityOnly ) const
{
// NOTE: in the future this is where eeschema layer/itemtype visibility will be handled
switch( aItem->Type() )
{
case SCH_PIN_T:
if( !static_cast<const SCH_PIN*>( aItem )->IsVisible() && !m_frame->GetShowAllPins() )
return false;
break;
case LIB_PART_T: // In libedit we do not want to select the symbol itself.
return false;
case LIB_ARC_T:
case LIB_CIRCLE_T:
case LIB_TEXT_T:
case LIB_RECTANGLE_T:
case LIB_POLYLINE_T:
case LIB_BEZIER_T:
case LIB_PIN_T:
{
LIB_EDIT_FRAME* editFrame = (LIB_EDIT_FRAME*) m_frame;
LIB_ITEM* lib_item = (LIB_ITEM*) aItem;
if( lib_item->GetUnit() && lib_item->GetUnit() != editFrame->GetUnit() )
return false;
if( lib_item->GetConvert() && lib_item->GetConvert() != editFrame->GetConvert() )
return false;
break;
}
case SCH_MARKER_T: // Always selectable
return true;
default: // Suppress warnings
break;
}
return true;
}
void EE_SELECTION_TOOL::ClearSelection()
{
if( m_selection.Empty() )
return;
while( m_selection.GetSize() )
unhighlight( (EDA_ITEM*) m_selection.Front(), SELECTED, &m_selection );
getView()->Update( &m_selection );
m_selection.SetIsHover( false );
m_selection.ClearReferencePoint();
// Inform other potentially interested tools
m_toolMgr->ProcessEvent( EVENTS::ClearedEvent );
}
void EE_SELECTION_TOOL::select( EDA_ITEM* aItem )
{
highlight( aItem, SELECTED, &m_selection );
}
void EE_SELECTION_TOOL::unselect( EDA_ITEM* aItem )
{
unhighlight( aItem, SELECTED, &m_selection );
}
void EE_SELECTION_TOOL::highlight( EDA_ITEM* aItem, int aMode, EE_SELECTION* aGroup )
{
KICAD_T itemType = aItem->Type();
if( aMode == SELECTED )
aItem->SetSelected();
else if( aMode == BRIGHTENED )
aItem->SetBrightened();
if( aGroup )
aGroup->Add( aItem );
// Highlight pins and fields. (All the other component children are currently only
// represented in the LIB_PART and will inherit the settings of the parent component.)
if( itemType == SCH_COMPONENT_T )
{
SCH_PINS& pins = static_cast<SCH_COMPONENT*>( aItem )->GetPins();
for( SCH_PIN& pin : pins )
{
if( aMode == SELECTED )
pin.SetSelected();
else if( aMode == BRIGHTENED )
pin.SetBrightened();
}
std::vector<SCH_FIELD*> fields;
static_cast<SCH_COMPONENT*>( aItem )->GetFields( fields, false );
for( SCH_FIELD* field : fields )
{
if( aMode == SELECTED )
field->SetSelected();
else if( aMode == BRIGHTENED )
field->SetBrightened();
}
}
else if( itemType == SCH_SHEET_T )
{
SCH_SHEET_PINS& pins = static_cast<SCH_SHEET*>( aItem )->GetPins();
for( SCH_SHEET_PIN& pin : pins )
{
if( aMode == SELECTED )
pin.SetSelected();
else if( aMode == BRIGHTENED )
pin.SetBrightened();
}
}
if( itemType == SCH_PIN_T || itemType == SCH_FIELD_T || itemType == SCH_SHEET_PIN_T )
getView()->Update( aItem->GetParent() );
else
getView()->Update( aItem );
}
void EE_SELECTION_TOOL::unhighlight( EDA_ITEM* aItem, int aMode, EE_SELECTION* aGroup )
{
KICAD_T itemType = aItem->Type();
if( aMode == SELECTED )
aItem->ClearSelected();
else if( aMode == BRIGHTENED )
aItem->ClearBrightened();
if( aGroup )
aGroup->Remove( aItem );
// Unhighlight pins and fields. (All the other component children are currently only
// represented in the LIB_PART.)
if( itemType == SCH_COMPONENT_T )
{
SCH_PINS& pins = static_cast<SCH_COMPONENT*>( aItem )->GetPins();
for( SCH_PIN& pin : pins )
{
if( aMode == SELECTED )
pin.ClearSelected();
else if( aMode == BRIGHTENED )
pin.ClearBrightened();
}
std::vector<SCH_FIELD*> fields;
static_cast<SCH_COMPONENT*>( aItem )->GetFields( fields, false );
for( SCH_FIELD* field : fields )
{
if( aMode == SELECTED )
field->ClearSelected();
else if( aMode == BRIGHTENED )
field->ClearBrightened();
}
}
else if( itemType == SCH_SHEET_T )
{
SCH_SHEET_PINS& pins = static_cast<SCH_SHEET*>( aItem )->GetPins();
for( SCH_SHEET_PIN& pin : pins )
{
if( aMode == SELECTED )
pin.ClearSelected();
else if( aMode == BRIGHTENED )
pin.ClearBrightened();
}
}
if( itemType == SCH_PIN_T || itemType == SCH_FIELD_T || itemType == SCH_SHEET_PIN_T )
getView()->Update( aItem->GetParent() );
else
getView()->Update( aItem );
}
bool EE_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;
}
void EE_SELECTION_TOOL::setTransitions()
{
Go( &EE_SELECTION_TOOL::UpdateMenu, ACTIONS::updateMenu.MakeEvent() );
Go( &EE_SELECTION_TOOL::Main, EE_ACTIONS::selectionActivate.MakeEvent() );
Go( &EE_SELECTION_TOOL::SelectNode, EE_ACTIONS::selectNode.MakeEvent() );
Go( &EE_SELECTION_TOOL::SelectConnection, EE_ACTIONS::selectConnection.MakeEvent() );
Go( &EE_SELECTION_TOOL::ClearSelection, EE_ACTIONS::clearSelection.MakeEvent() );
Go( &EE_SELECTION_TOOL::AddItemToSel, EE_ACTIONS::addItemToSel.MakeEvent() );
Go( &EE_SELECTION_TOOL::AddItemsToSel, EE_ACTIONS::addItemsToSel.MakeEvent() );
Go( &EE_SELECTION_TOOL::RemoveItemFromSel, EE_ACTIONS::removeItemFromSel.MakeEvent() );
Go( &EE_SELECTION_TOOL::RemoveItemsFromSel, EE_ACTIONS::removeItemsFromSel.MakeEvent() );
Go( &EE_SELECTION_TOOL::SelectionMenu, EE_ACTIONS::selectionMenu.MakeEvent() );
}
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