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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) 2019-2022 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/typeinfo.h>
#include <core/kicad_algo.h>
#include <geometry/shape_compound.h>
#include <ee_actions.h>
#include <ee_collectors.h>
#include <ee_selection_tool.h>
#include <eeschema_id.h>
#include <symbol_edit_frame.h>
#include <lib_item.h>
#include <symbol_viewer_frame.h>
#include <math/util.h>
#include <geometry/shape_rect.h>
#include <menus_helpers.h>
#include <sch_painter.h>
#include <preview_items/selection_area.h>
#include <sch_base_frame.h>
#include <sch_symbol.h>
#include <sch_field.h>
#include <sch_edit_frame.h>
#include <sch_item.h>
#include <sch_line.h>
#include <sch_bus_entry.h>
#include <sch_junction.h>
#include <sch_marker.h>
#include <sch_sheet.h>
#include <sch_sheet_pin.h>
#include <lib_shape.h>
#include <schematic.h>
#include <tool/tool_event.h>
#include <tool/tool_manager.h>
#include <tools/ee_grid_helper.h>
#include <tools/ee_point_editor.h>
#include <tools/sch_line_wire_bus_tool.h>
#include <tools/sch_editor_control.h>
#include <trigo.h>
#include <view/view.h>
#include <view/view_controls.h>
#include <wx/log.h>
SELECTION_CONDITION EE_CONDITIONS::SingleSymbol = []( const SELECTION& aSel )
{
if( aSel.GetSize() == 1 )
{
SCH_SYMBOL* symbol = dynamic_cast<SCH_SYMBOL*>( aSel.Front() );
if( symbol )
return !symbol->GetLibSymbolRef() || !symbol->GetLibSymbolRef()->IsPower();
}
return false;
};
SELECTION_CONDITION EE_CONDITIONS::SingleSymbolOrPower = []( const SELECTION& aSel )
{
return aSel.GetSize() == 1 && aSel.Front()->Type() == SCH_SYMBOL_T;
};
SELECTION_CONDITION EE_CONDITIONS::SingleDeMorganSymbol = []( const SELECTION& aSel )
{
if( aSel.GetSize() == 1 )
{
SCH_SYMBOL* symbol = dynamic_cast<SCH_SYMBOL*>( aSel.Front() );
if( symbol )
return symbol->GetLibSymbolRef() && symbol->GetLibSymbolRef()->HasConversion();
}
return false;
};
SELECTION_CONDITION EE_CONDITIONS::SingleMultiUnitSymbol = []( const SELECTION& aSel )
{
if( aSel.GetSize() == 1 )
{
SCH_SYMBOL* symbol = dynamic_cast<SCH_SYMBOL*>( aSel.Front() );
if( symbol )
return symbol->GetLibSymbolRef() && symbol->GetLibSymbolRef()->GetUnitCount() >= 2;
}
return false;
};
SELECTION_CONDITION EE_CONDITIONS::SingleNonExcludedMarker = []( const SELECTION& aSel )
{
if( aSel.CountType( SCH_MARKER_T ) != 1 )
return false;
return !static_cast<SCH_MARKER*>( aSel.Front() )->IsExcluded();
};
SELECTION_CONDITION EE_CONDITIONS::MultipleSymbolsOrPower = []( const SELECTION& aSel )
{
return aSel.GetSize() > 1 && aSel.OnlyContains( { SCH_SYMBOL_T } );
};
#define HITTEST_THRESHOLD_PIXELS 5
EE_SELECTION_TOOL::EE_SELECTION_TOOL() :
SELECTION_TOOL( "eeschema.InteractiveSelection" ),
m_frame( nullptr ),
m_nonModifiedCursor( KICURSOR::ARROW ),
m_isSymbolEditor( false ),
m_isSymbolViewer( false ),
m_unit( 0 ),
m_convert( 0 )
{
m_selection.Clear();
}
EE_SELECTION_TOOL::~EE_SELECTION_TOOL()
{
getView()->Remove( &m_selection );
}
using E_C = EE_CONDITIONS;
static std::vector<KICAD_T> connectedTypes =
{
SCH_SYMBOL_LOCATE_POWER_T,
SCH_PIN_T,
SCH_ITEM_LOCATE_WIRE_T,
SCH_ITEM_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_DIRECTIVE_LABEL_T,
SCH_JUNCTION_T
};
bool EE_SELECTION_TOOL::Init()
{
m_frame = getEditFrame<SCH_BASE_FRAME>();
SYMBOL_VIEWER_FRAME* symbolViewerFrame = dynamic_cast<SYMBOL_VIEWER_FRAME*>( m_frame );
SYMBOL_EDIT_FRAME* symbolEditorFrame = dynamic_cast<SYMBOL_EDIT_FRAME*>( m_frame );
if( symbolEditorFrame )
{
m_isSymbolEditor = true;
m_unit = symbolEditorFrame->GetUnit();
m_convert = symbolEditorFrame->GetConvert();
}
else
{
m_isSymbolViewer = symbolViewerFrame != nullptr;
}
auto linesSelection = E_C::MoreThan( 0 ) && E_C::OnlyTypes( { SCH_ITEM_LOCATE_WIRE_T, SCH_ITEM_LOCATE_BUS_T,
SCH_ITEM_LOCATE_GRAPHIC_LINE_T } );
auto wireOrBusSelection = E_C::Count( 1 ) && E_C::OnlyTypes( { SCH_ITEM_LOCATE_WIRE_T, SCH_ITEM_LOCATE_BUS_T } );
auto connectedSelection = E_C::Count( 1 ) && E_C::OnlyTypes( connectedTypes );
auto sheetSelection = E_C::Count( 1 ) && E_C::OnlyTypes( { SCH_SHEET_T } );
auto crossProbingSelection = E_C::MoreThan( 0 ) && E_C::HasTypes( { SCH_SYMBOL_T, SCH_PIN_T, SCH_SHEET_T } );
auto schEditSheetPageNumberCondition =
[&] ( const SELECTION& aSel )
{
if( m_isSymbolEditor || m_isSymbolViewer )
return false;
return E_C::LessThan( 2 )( aSel ) && E_C::OnlyTypes( { SCH_SHEET_T } )( aSel );
};
auto schEditCondition =
[this] ( const SELECTION& aSel )
{
return !m_isSymbolEditor && !m_isSymbolViewer;
};
auto belowRootSheetCondition =
[&]( const SELECTION& aSel )
{
SCH_EDIT_FRAME* editFrame = dynamic_cast<SCH_EDIT_FRAME*>( m_frame );
return editFrame
&& editFrame->GetCurrentSheet().Last() != &editFrame->Schematic().Root();
};
auto haveHighlight =
[&]( const SELECTION& sel )
{
SCH_EDIT_FRAME* editFrame = dynamic_cast<SCH_EDIT_FRAME*>( m_frame );
return editFrame && editFrame->GetHighlightedConnection() != nullptr;
};
auto haveSymbol =
[&]( const SELECTION& sel )
{
return m_isSymbolEditor &&
static_cast<SYMBOL_EDIT_FRAME*>( m_frame )->GetCurSymbol();
};
auto symbolDisplayNameIsEditable =
[&]( const SELECTION& sel )
{
if ( !m_isSymbolEditor )
return false;
SYMBOL_EDIT_FRAME* symbEditorFrame = dynamic_cast<SYMBOL_EDIT_FRAME*>( m_frame );
return symbEditorFrame
&& symbEditorFrame->GetCurSymbol()
&& symbEditorFrame->GetCurSymbol()->IsMulti()
&& symbEditorFrame->IsSymbolEditable()
&& !symbEditorFrame->IsSymbolAlias();
};
auto& menu = m_menu.GetMenu();
menu.AddItem( EE_ACTIONS::clearHighlight, haveHighlight && EE_CONDITIONS::Idle, 1 );
menu.AddSeparator( haveHighlight && EE_CONDITIONS::Idle, 1 );
menu.AddItem( EE_ACTIONS::enterSheet, sheetSelection && EE_CONDITIONS::Idle, 2 );
menu.AddItem( EE_ACTIONS::selectOnPCB, crossProbingSelection && EE_CONDITIONS::Idle, 2 );
menu.AddItem( EE_ACTIONS::leaveSheet, belowRootSheetCondition, 2 );
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, connectedSelection && 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::placeClassLabel, 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, linesSelection && EE_CONDITIONS::Idle, 250 );
menu.AddItem( EE_ACTIONS::slice, linesSelection && EE_CONDITIONS::Idle, 250 );
menu.AddItem( EE_ACTIONS::importSheetPin, sheetSelection && EE_CONDITIONS::Idle, 250 );
menu.AddItem( EE_ACTIONS::assignNetclass, connectedSelection && EE_CONDITIONS::Idle, 250 );
menu.AddItem( EE_ACTIONS::editPageNumber, schEditSheetPageNumberCondition, 250 );
menu.AddSeparator( 400 );
menu.AddItem( EE_ACTIONS::symbolProperties, haveSymbol && EE_CONDITIONS::Empty, 400 );
menu.AddItem( EE_ACTIONS::pinTable, haveSymbol && EE_CONDITIONS::Empty, 400 );
menu.AddItem( EE_ACTIONS::setUnitDisplayName,
haveSymbol && symbolDisplayNameIsEditable && EE_CONDITIONS::Empty, 400 );
menu.AddSeparator( 1000 );
m_frame->AddStandardSubMenus( m_menu );
m_disambiguateTimer.SetOwner( this );
Connect( wxEVT_TIMER, wxTimerEventHandler( EE_SELECTION_TOOL::onDisambiguationExpire ), nullptr, this );
return true;
}
void EE_SELECTION_TOOL::Reset( RESET_REASON aReason )
{
m_frame = getEditFrame<SCH_BASE_FRAME>();
if( aReason != TOOL_BASE::REDRAW )
{
// 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();
}
if( aReason == TOOL_BASE::MODEL_RELOAD || aReason == TOOL_BASE::SUPERMODEL_RELOAD )
{
getView()->GetPainter()->GetSettings()->SetHighlight( false );
SYMBOL_EDIT_FRAME* symbolEditFrame = dynamic_cast<SYMBOL_EDIT_FRAME*>( m_frame );
SYMBOL_VIEWER_FRAME* symbolViewerFrame = dynamic_cast<SYMBOL_VIEWER_FRAME*>( m_frame );
if( symbolEditFrame )
{
m_isSymbolEditor = true;
m_unit = symbolEditFrame->GetUnit();
m_convert = symbolEditFrame->GetConvert();
}
else
{
m_isSymbolViewer = symbolViewerFrame != nullptr;
}
}
// Reinsert the VIEW_GROUP, in case it was removed from the VIEW
getView()->Remove( &m_selection );
getView()->Add( &m_selection );
}
int EE_SELECTION_TOOL::Main( const TOOL_EVENT& aEvent )
{
m_frame->GetCanvas()->SetCurrentCursor( KICURSOR::ARROW );
KIID lastRolloverItem = niluuid;
EE_GRID_HELPER grid( m_toolMgr );
// Main loop: keep receiving events
while( TOOL_EVENT* evt = Wait() )
{
bool selCancelled = false;
bool displayWireCursor = false;
bool displayBusCursor = false;
bool displayLineCursor = false;
KIID rolloverItem = lastRolloverItem;
// on left click, a selection is made, depending on modifiers ALT, SHIFT, CTRL:
setModifiersState( evt->Modifier( MD_SHIFT ), evt->Modifier( MD_CTRL ),
evt->Modifier( MD_ALT ) );
MOUSE_DRAG_ACTION drag_action = m_frame->GetDragAction();
if( evt->IsMouseDown( BUT_LEFT ) )
{
// Avoid triggering when running under other tools
// Distinguish point editor from selection modification by checking modifiers
if( m_frame->ToolStackIsEmpty() && m_toolMgr->GetTool<EE_POINT_EDITOR>()
&& ( !m_toolMgr->GetTool<EE_POINT_EDITOR>()->HasPoint() || hasModifier() ) )
{
m_originalCursor = m_toolMgr->GetMousePosition();
m_disambiguateTimer.StartOnce( 500 );
}
}
// Single click? Select single object
else if( evt->IsClick( BUT_LEFT ) )
{
// If the timer has stopped, then we have already run the disambiguate routine
// and we don't want to register an extra click here
if( !m_disambiguateTimer.IsRunning() )
{
evt->SetPassEvent();
continue;
}
m_disambiguateTimer.Stop();
if( SCH_EDIT_FRAME* schframe = dynamic_cast<SCH_EDIT_FRAME*>( m_frame ) )
schframe->FocusOnItem( nullptr );
// Collect items at the clicked location (doesn't select them yet)
EE_COLLECTOR collector;
CollectHits( collector, evt->Position() );
narrowSelection( collector, evt->Position(), false );
if( collector.GetCount() == 1 && !m_isSymbolEditor && !hasModifier() )
{
OPT_TOOL_EVENT autostart = autostartEvent( evt, grid, collector[0] );
if( autostart )
{
DRAW_SEGMENT_EVENT_PARAMS* params = new DRAW_SEGMENT_EVENT_PARAMS();
params->layer = autostart->Parameter<DRAW_SEGMENT_EVENT_PARAMS*>()->layer;
params->quitOnDraw = true;
params->sourceSegment = dynamic_cast<SCH_LINE*>( collector[0] );
autostart->SetParameter( params );
m_toolMgr->ProcessEvent( *autostart );
selCancelled = true;
}
else if( collector[0]->IsHypertext() )
{
collector[ 0 ]->DoHypertextAction( m_frame );
selCancelled = true;
}
}
if( !selCancelled )
{
selectPoint( collector, evt->Position(), nullptr, nullptr, m_additive,
m_subtractive, m_exclusive_or );
m_selection.SetIsHover( false );
}
}
else if( evt->IsClick( BUT_RIGHT ) )
{
m_disambiguateTimer.Stop();
// right click? if there is any object - show the context menu
if( m_selection.Empty() )
{
ClearSelection();
SelectPoint( evt->Position(), { SCH_LOCATE_ANY_T }, nullptr, &selCancelled );
m_selection.SetIsHover( true );
}
// If the cursor has moved off the bounding box of the selection by more than
// a grid square, check to see if there is another item available for selection
// under the cursor. If there is, the user likely meant to get the context menu
// for that item. If there is no new item, then keep the original selection and
// show the context menu for it.
else if( !m_selection.GetBoundingBox().Inflate( grid.GetGrid().x, grid.GetGrid().y )
.Contains( evt->Position() ) )
{
EE_COLLECTOR collector;
if( CollectHits( collector, evt->Position(), { SCH_LOCATE_ANY_T } ) )
{
ClearSelection();
SelectPoint( evt->Position(), { SCH_LOCATE_ANY_T }, nullptr, &selCancelled );
m_selection.SetIsHover( true );
}
}
if( !selCancelled )
m_menu.ShowContextMenu( m_selection );
}
else if( evt->IsDblClick( BUT_LEFT ) )
{
m_disambiguateTimer.Stop();
// double click? Display the properties window
if( SCH_EDIT_FRAME* schframe = dynamic_cast<SCH_EDIT_FRAME*>( m_frame ) )
schframe->FocusOnItem( nullptr );
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 );
}
else if( evt->IsDblClick( BUT_MIDDLE ) )
{
m_disambiguateTimer.Stop();
// Middle double click? Do zoom to fit or zoom to objects
if( evt->Modifier( MD_CTRL ) ) // Is CTRL key down?
m_toolMgr->RunAction( ACTIONS::zoomFitObjects, true );
else
m_toolMgr->RunAction( ACTIONS::zoomFitScreen, true );
}
else if( evt->IsDrag( BUT_LEFT ) )
{
m_disambiguateTimer.Stop();
// Is another tool already moving a new object? Don't allow a drag start
if( !m_selection.Empty() && m_selection[0]->HasFlag( IS_NEW | IS_MOVING ) )
{
evt->SetPassEvent();
continue;
}
// drag with LMB? Select multiple objects (or at least draw a selection box) or
// drag them
if( SCH_EDIT_FRAME* schframe = dynamic_cast<SCH_EDIT_FRAME*>( m_frame ) )
schframe->FocusOnItem( nullptr );
if( hasModifier() || drag_action == MOUSE_DRAG_ACTION::SELECT )
{
selectMultiple();
}
else if( m_selection.Empty() && drag_action != MOUSE_DRAG_ACTION::DRAG_ANY )
{
selectMultiple();
}
else
{
if( m_isSymbolEditor )
{
if( static_cast<SYMBOL_EDIT_FRAME*>( m_frame )->IsSymbolAlias() )
{
m_selection = RequestSelection( { LIB_FIELD_T } );
}
else
{
m_selection = RequestSelection( { LIB_SHAPE_T,
LIB_TEXT_T,
LIB_TEXTBOX_T,
LIB_PIN_T,
LIB_FIELD_T } );
}
}
else
{
m_selection = RequestSelection( EE_COLLECTOR::MovableItems );
}
// Check if dragging has started within any of selected items bounding box
if( selectionContains( evt->DragOrigin() ) )
{
// Yes -> run the move tool and wait till it finishes
if( m_isSymbolEditor )
m_toolMgr->InvokeTool( "eeschema.SymbolMoveTool" );
else
m_toolMgr->InvokeTool( "eeschema.InteractiveMove" );
}
else
{
// No -> drag a selection box
selectMultiple();
}
}
}
else if( evt->IsMouseDown( BUT_AUX1 ) )
{
m_toolMgr->RunAction( EE_ACTIONS::navigateBack, true );
}
else if( evt->IsMouseDown( BUT_AUX2 ) )
{
m_toolMgr->RunAction( EE_ACTIONS::navigateForward, true );
}
else if( evt->Category() == TC_COMMAND && evt->Action() == TA_CHOICE_MENU_CHOICE )
{
m_disambiguateTimer.Stop();
// context sub-menu selection? Handle unit selection or bus unfolding
if( *evt->GetCommandId() >= ID_POPUP_SCH_SELECT_UNIT_CMP
&& *evt->GetCommandId() <= ID_POPUP_SCH_SELECT_UNIT_SYM_MAX )
{
SCH_SYMBOL* symbol = dynamic_cast<SCH_SYMBOL*>( m_selection.Front() );
int unit = *evt->GetCommandId() - ID_POPUP_SCH_SELECT_UNIT_CMP;
if( symbol )
static_cast<SCH_EDIT_FRAME*>( m_frame )->SelectUnit( symbol, unit );
}
else if( *evt->GetCommandId() >= ID_POPUP_SCH_UNFOLD_BUS
&& *evt->GetCommandId() <= 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() )
{
m_disambiguateTimer.Stop();
if( SCH_EDIT_FRAME* schframe = dynamic_cast<SCH_EDIT_FRAME*>( m_frame ) )
schframe->FocusOnItem( nullptr );
if( !GetSelection().Empty() )
{
ClearSelection();
}
else if( evt->FirstResponder() == this && evt->GetCommandId() == (int) WXK_ESCAPE )
{
SCH_EDITOR_CONTROL* editor = m_toolMgr->GetTool<SCH_EDITOR_CONTROL>();
if( editor && m_frame->eeconfig()->m_Input.esc_clears_net_highlight )
editor->ClearHighlight( *evt );
}
}
else if( evt->Action() == TA_UNDO_REDO_PRE )
{
if( SCH_EDIT_FRAME* schframe = dynamic_cast<SCH_EDIT_FRAME*>( m_frame ) )
schframe->FocusOnItem( nullptr );
ClearSelection();
}
else if( evt->IsMotion() && !m_isSymbolEditor && evt->FirstResponder() == this )
{
// Update cursor and rollover item
rolloverItem = niluuid;
EE_COLLECTOR collector;
getViewControls()->ForceCursorPosition( false );
if( CollectHits( collector, evt->Position() ) )
{
narrowSelection( collector, evt->Position(), false );
if( collector.GetCount() == 1 && !hasModifier() )
{
OPT_TOOL_EVENT autostartEvt = autostartEvent( evt, grid, collector[0] );
if( autostartEvt )
{
if( autostartEvt->Matches( EE_ACTIONS::drawBus.MakeEvent() ) )
displayBusCursor = true;
else if( autostartEvt->Matches( EE_ACTIONS::drawWire.MakeEvent() ) )
displayWireCursor = true;
else if( autostartEvt->Matches( EE_ACTIONS::drawLines.MakeEvent() ) )
displayLineCursor = true;
}
else if( collector[0]->IsHypertext() && !collector[0]->IsSelected() )
{
rolloverItem = collector[0]->m_Uuid;
}
}
}
}
else
{
evt->SetPassEvent();
}
if( rolloverItem != lastRolloverItem )
{
if( EDA_ITEM* item = m_frame->GetItem( lastRolloverItem ) )
{
item->ClearFlags( IS_ROLLOVER );
lastRolloverItem = niluuid;
if( item->Type() == SCH_FIELD_T )
m_frame->GetCanvas()->GetView()->Update( item->GetParent() );
else
m_frame->GetCanvas()->GetView()->Update( item );
}
}
if( EDA_ITEM* item = m_frame->GetItem( rolloverItem ) )
{
if( !( item->GetFlags() & IS_ROLLOVER ) )
{
item->SetFlags( IS_ROLLOVER );
lastRolloverItem = rolloverItem;
if( item->Type() == SCH_FIELD_T )
m_frame->GetCanvas()->GetView()->Update( item->GetParent() );
else
m_frame->GetCanvas()->GetView()->Update( item );
}
}
if( m_frame->ToolStackIsEmpty() )
{
if( displayWireCursor )
{
m_nonModifiedCursor = KICURSOR::LINE_WIRE_ADD;
}
else if( displayBusCursor )
{
m_nonModifiedCursor = KICURSOR::LINE_BUS;
}
else if( displayLineCursor )
{
m_nonModifiedCursor = KICURSOR::LINE_GRAPHIC;
}
else if( rolloverItem != niluuid )
{
m_nonModifiedCursor = KICURSOR::HAND;
}
else if( !m_selection.Empty()
&& drag_action == MOUSE_DRAG_ACTION::DRAG_SELECTED
&& evt->HasPosition()
&& selectionContains( evt->Position() ) ) //move/drag option prediction
{
m_nonModifiedCursor = KICURSOR::MOVING;
}
else
{
m_nonModifiedCursor = KICURSOR::ARROW;
}
}
}
m_disambiguateTimer.Stop();
// Shutting down; clear the selection
m_selection.Clear();
return 0;
}
OPT_TOOL_EVENT EE_SELECTION_TOOL::autostartEvent( TOOL_EVENT* aEvent, EE_GRID_HELPER& aGrid,
SCH_ITEM* aItem )
{
VECTOR2I pos = aGrid.BestSnapAnchor( aEvent->Position(), LAYER_CONNECTABLE );
if( m_frame->eeconfig()->m_Drawing.auto_start_wires
&& !m_toolMgr->GetTool<EE_POINT_EDITOR>()->HasPoint()
&& aItem->IsPointClickableAnchor( pos ) )
{
OPT_TOOL_EVENT newEvt = EE_ACTIONS::drawWire.MakeEvent();
if( aItem->Type() == SCH_BUS_BUS_ENTRY_T )
{
newEvt = EE_ACTIONS::drawBus.MakeEvent();
}
else if( aItem->Type() == SCH_BUS_WIRE_ENTRY_T )
{
SCH_BUS_WIRE_ENTRY* busEntry = static_cast<SCH_BUS_WIRE_ENTRY*>( aItem );
if( !busEntry->m_connected_bus_item )
newEvt = EE_ACTIONS::drawBus.MakeEvent();
}
else if( aItem->Type() == SCH_LINE_T )
{
SCH_LINE* line = static_cast<SCH_LINE*>( aItem );
if( line->IsBus() )
newEvt = EE_ACTIONS::drawBus.MakeEvent();
else if( line->IsGraphicLine() )
newEvt = EE_ACTIONS::drawLines.MakeEvent();
}
else if( aItem->Type() == SCH_LABEL_T || aItem->Type() == SCH_HIER_LABEL_T
|| aItem->Type() == SCH_SHEET_PIN_T )
{
SCH_LABEL_BASE* label = static_cast<SCH_LABEL_BASE*>( aItem );
SCH_CONNECTION possibleConnection( label->Schematic()->ConnectionGraph() );
possibleConnection.ConfigureFromLabel( label->GetText() );
if( possibleConnection.IsBus() )
newEvt = EE_ACTIONS::drawBus.MakeEvent();
}
newEvt->SetMousePosition( pos );
newEvt->SetHasPosition( true );
newEvt->SetForceImmediate( true );
getViewControls()->ForceCursorPosition( true, pos );
return newEvt;
}
return OPT_TOOL_EVENT();
}
int EE_SELECTION_TOOL::disambiguateCursor( const TOOL_EVENT& aEvent )
{
wxMouseState keyboardState = wxGetMouseState();
setModifiersState( keyboardState.ShiftDown(), keyboardState.ControlDown(),
keyboardState.AltDown() );
m_skip_heuristics = true;
SelectPoint( m_originalCursor, { SCH_LOCATE_ANY_T }, nullptr, &m_canceledMenu, false,
m_additive, m_subtractive, m_exclusive_or );
m_skip_heuristics = false;
return 0;
}
void EE_SELECTION_TOOL::OnIdle( wxIdleEvent& aEvent )
{
if( m_frame->ToolStackIsEmpty() && !m_multiple )
{
wxMouseState keyboardState = wxGetMouseState();
setModifiersState( keyboardState.ShiftDown(), keyboardState.ControlDown(),
keyboardState.AltDown() );
if( m_additive )
m_frame->GetCanvas()->SetCurrentCursor( KICURSOR::ADD );
else if( m_subtractive )
m_frame->GetCanvas()->SetCurrentCursor( KICURSOR::SUBTRACT );
else if( m_exclusive_or )
m_frame->GetCanvas()->SetCurrentCursor( KICURSOR::XOR );
else
m_frame->GetCanvas()->SetCurrentCursor( m_nonModifiedCursor );
}
}
EE_SELECTION& EE_SELECTION_TOOL::GetSelection()
{
return m_selection;
}
bool EE_SELECTION_TOOL::CollectHits( EE_COLLECTOR& aCollector, const VECTOR2I& aWhere,
const std::vector<KICAD_T>& aScanTypes )
{
int pixelThreshold = KiROUND( getView()->ToWorld( HITTEST_THRESHOLD_PIXELS ) );
int gridThreshold = KiROUND( getView()->GetGAL()->GetGridSize().EuclideanNorm() / 2 );
aCollector.m_Threshold = std::max( pixelThreshold, gridThreshold );
aCollector.m_ShowPinElectricalTypes = m_frame->GetRenderSettings()->m_ShowPinsElectricalType;
if( m_isSymbolEditor )
{
LIB_SYMBOL* symbol = static_cast<SYMBOL_EDIT_FRAME*>( m_frame )->GetCurSymbol();
if( !symbol )
return false;
aCollector.Collect( symbol->GetDrawItems(), aScanTypes, aWhere, m_unit, m_convert );
}
else
{
aCollector.Collect( m_frame->GetScreen(), aScanTypes, aWhere, m_unit, m_convert );
if( m_frame->eeconfig()->m_Selection.select_pin_selects_symbol )
{
int originalCount = aCollector.GetCount();
for( int ii = 0; ii < originalCount; ++ii )
{
if( aCollector[ii]->Type() == SCH_PIN_T )
{
SCH_PIN* pin = static_cast<SCH_PIN*>( aCollector[ii] );
if( !aCollector.HasItem( pin->GetParentSymbol() ) )
aCollector.Append( pin->GetParentSymbol() );
}
}
}
}
return aCollector.GetCount() > 0;
}
void EE_SELECTION_TOOL::narrowSelection( EE_COLLECTOR& collector, const VECTOR2I& aWhere,
bool aCheckLocked, bool aSelectedOnly )
{
for( int i = collector.GetCount() - 1; i >= 0; --i )
{
if( !Selectable( collector[i], &aWhere ) )
{
collector.Remove( i );
continue;
}
if( aCheckLocked && collector[i]->IsLocked() )
{
collector.Remove( i );
continue;
}
if( aSelectedOnly && !collector[i]->IsSelected() )
{
collector.Remove( i );
continue;
}
}
// Apply some ugly heuristics to avoid disambiguation menus whenever possible
if( collector.GetCount() > 1 && !m_skip_heuristics )
GuessSelectionCandidates( collector, aWhere );
}
bool EE_SELECTION_TOOL::selectPoint( EE_COLLECTOR& aCollector, const VECTOR2I& aWhere,
EDA_ITEM** aItem, bool* aSelectionCancelledFlag, bool aAdd,
bool aSubtract, bool aExclusiveOr )
{
m_selection.ClearReferencePoint();
// If still more than one item we're going to have to ask the user.
if( aCollector.GetCount() > 1 )
{
// Try to call selectionMenu via RunAction() to avoid event-loop contention
// But it we cannot handle the event, then we don't have an active tool loop, so
// handle it directly.
if( !m_toolMgr->RunAction( EE_ACTIONS::selectionMenu, true, &aCollector ) )
{
if( !doSelectionMenu( &aCollector ) )
aCollector.m_MenuCancelled = true;
}
if( aCollector.m_MenuCancelled )
{
if( aSelectionCancelledFlag )
*aSelectionCancelledFlag = true;
return false;
}
}
if( !aAdd && !aSubtract && !aExclusiveOr )
ClearSelection();
int addedCount = 0;
bool anySubtracted = false;
if( aCollector.GetCount() > 0 )
{
for( int i = 0; i < aCollector.GetCount(); ++i )
{
EDA_ITEM_FLAGS flags = 0;
bool isLine = aCollector[i]->Type() == SCH_LINE_T;
// Handle line ends specially
if( isLine )
{
SCH_LINE* line = (SCH_LINE*) aCollector[i];
if( HitTestPoints( line->GetStartPoint(), aWhere, aCollector.m_Threshold ) )
flags = STARTPOINT;
else if( HitTestPoints( line->GetEndPoint(), aWhere, aCollector.m_Threshold ) )
flags = ENDPOINT;
else
flags = STARTPOINT | ENDPOINT;
}
if( aSubtract
|| ( aExclusiveOr && aCollector[i]->IsSelected()
&& ( !isLine || ( isLine && aCollector[i]->HasFlag( flags ) ) ) ) )
{
aCollector[i]->ClearFlags( flags );
// Need to update end shadows after ctrl-click unselecting one of two selected endpoints
if( isLine )
getView()->Update( aCollector[i] );
if( !aCollector[i]->HasFlag( STARTPOINT ) && !aCollector[i]->HasFlag( ENDPOINT ) )
{
unselect( aCollector[i] );
anySubtracted = true;
}
}
else
{
aCollector[i]->SetFlags( flags );
select( aCollector[i] );
addedCount++;
}
}
}
if( addedCount == 1 )
{
m_toolMgr->ProcessEvent( EVENTS::PointSelectedEvent );
if( aItem && aCollector.GetCount() == 1 )
*aItem = aCollector[0];
return true;
}
else if( addedCount > 1 )
{
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
return true;
}
else if( anySubtracted )
{
m_toolMgr->ProcessEvent( EVENTS::UnselectedEvent );
return true;
}
return false;
}
bool EE_SELECTION_TOOL::SelectPoint( const VECTOR2I& aWhere,
const std::vector<KICAD_T>& aScanTypes,
EDA_ITEM** aItem, bool* aSelectionCancelledFlag,
bool aCheckLocked, bool aAdd, bool aSubtract,
bool aExclusiveOr )
{
EE_COLLECTOR collector;
if( !CollectHits( collector, aWhere, aScanTypes ) )
return false;
narrowSelection( collector, aWhere, aCheckLocked, aSubtract );
return selectPoint( collector, aWhere, aItem, aSelectionCancelledFlag, aAdd, aSubtract,
aExclusiveOr );
}
int EE_SELECTION_TOOL::SelectAll( const TOOL_EVENT& aEvent )
{
m_multiple = true; // Multiple selection mode is active
KIGFX::VIEW* view = getView();
// hold all visible items
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;
selectionBox.SetMaximum();
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() );
for( const std::pair<KIGFX::VIEW_ITEM*, int>& item_pair : selectedItems )
{
if( EDA_ITEM* item = dynamic_cast<EDA_ITEM*>( item_pair.first ) )
{
if( Selectable( item ) )
{
if( item->Type() == SCH_LINE_T )
item->SetFlags( STARTPOINT | ENDPOINT );
select( item );
}
}
}
m_multiple = false;
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
return 0;
}
void EE_SELECTION_TOOL::GuessSelectionCandidates( EE_COLLECTOR& collector, const VECTOR2I& aPos )
{
// Prefer exact hits to sloppy ones
std::set<EDA_ITEM*> exactHits;
for( int i = collector.GetCount() - 1; i >= 0; --i )
{
EDA_ITEM* item = collector[ i ];
SCH_LINE* line = dynamic_cast<SCH_LINE*>( item );
LIB_SHAPE* shape = dynamic_cast<LIB_SHAPE*>( item );
SCH_SYMBOL* symbol = dynamic_cast<SCH_SYMBOL*>( item );
// Lines are hard to hit. Give them a bit more slop to still be considered "exact".
if( line || ( shape && shape->GetShape() == SHAPE_T::POLY )
|| ( shape && shape->GetShape() == SHAPE_T::ARC ) )
{
int pixelThreshold = KiROUND( getView()->ToWorld( 6 ) );
if( item->HitTest( aPos, pixelThreshold ) )
exactHits.insert( item );
}
else if( symbol && m_frame->eeconfig()->m_Selection.select_pin_selects_symbol )
{
if( symbol->GetBodyAndPinsBoundingBox().Contains( aPos ) )
exactHits.insert( item );
}
else
{
if( item->HitTest( aPos, 0 ) )
exactHits.insert( item );
}
}
if( exactHits.size() > 0 && exactHits.size() < (unsigned) collector.GetCount() )
{
for( int i = collector.GetCount() - 1; i >= 0; --i )
{
EDA_ITEM* item = collector[ i ];
if( !exactHits.count( item ) )
collector.Transfer( item );
}
}
// Find the closest item. (Note that at this point all hits are either exact or non-exact.)
VECTOR2I pos( aPos );
SEG poss( m_isSymbolEditor ? mapCoords( pos ) : pos,
m_isSymbolEditor ? mapCoords( pos ) : pos );
EDA_ITEM* closest = nullptr;
int closestDist = INT_MAX / 2;
for( EDA_ITEM* item : collector )
{
BOX2I bbox = item->GetBoundingBox();
int dist = INT_MAX / 2;
if( exactHits.count( item ) )
{
if( item->Type() == SCH_PIN_T || item->Type() == SCH_JUNCTION_T )
{
closest = item;
break;
}
SCH_LINE* line = dynamic_cast<SCH_LINE*>( item );
EDA_TEXT* text = dynamic_cast<EDA_TEXT*>( item );
SCH_SYMBOL* symbol = dynamic_cast<SCH_SYMBOL*>( item );
if( line )
{
dist = DistanceLinePoint( line->GetStartPoint(), line->GetEndPoint(), pos );
}
else if( text )
{
if( SCH_FIELD* field = dynamic_cast<SCH_FIELD*>( text ) )
{
if( field->GetParent() && field->GetParent()->Type() == SCH_SYMBOL_T )
{
symbol = static_cast<SCH_SYMBOL*>( field->GetParent() );
VECTOR2I relPos = pos - symbol->GetPosition();
relPos = symbol->GetTransform().InverseTransform().TransformCoordinate( relPos );
pos = relPos + symbol->GetPosition();
poss = SEG( pos, pos );
}
}
text->GetEffectiveTextShape()->Collide( poss, closestDist, &dist );
}
else if( symbol )
{
try
{
bbox = symbol->GetBodyBoundingBox();
}
catch( const boost::bad_pointer& exc )
{
// This may be overkill and could be an assertion but we are more likely to
// find any boost pointer container errors this way.
wxLogError( wxT( "Boost bad pointer exception '%s' occurred." ), exc.what() );
}
SHAPE_RECT rect( bbox.GetPosition(), bbox.GetWidth(), bbox.GetHeight() );
if( bbox.Contains( pos ) )
dist = EuclideanNorm( bbox.GetCenter() - pos );
else
rect.Collide( poss, closestDist, &dist );
}
else
{
dist = EuclideanNorm( bbox.GetCenter() - pos );
}
}
else
{
SHAPE_RECT rect( bbox.GetPosition(), bbox.GetWidth(), bbox.GetHeight() );
rect.Collide( poss, collector.m_Threshold, &dist );
}
if( dist == closestDist )
{
if( item->GetParent() == closest )
closest = item;
}
else if( dist < closestDist )
{
closestDist = dist;
closest = item;
}
}
// Construct a tight box (1/2 height and width) around the center of the closest item.
// All items which exist at least partly outside this box have sufficient other areas
// for selection and can be dropped.
if( closest ) // Don't try and get a tight bbox if nothing is near the mouse pointer
{
BOX2I tightBox = closest->GetBoundingBox();
tightBox.Inflate( -tightBox.GetWidth() / 4, -tightBox.GetHeight() / 4 );
for( int i = collector.GetCount() - 1; i >= 0; --i )
{
EDA_ITEM* item = collector[i];
if( item == closest )
continue;
if( !item->HitTest( tightBox, true ) )
collector.Transfer( item );
}
}
}
EE_SELECTION& EE_SELECTION_TOOL::RequestSelection( const std::vector<KICAD_T>& aScanTypes )
{
if( m_selection.Empty() )
{
VECTOR2D cursorPos = getViewControls()->GetCursorPosition( true );
ClearSelection();
SelectPoint( cursorPos, aScanTypes );
m_selection.SetIsHover( true );
m_selection.ClearReferencePoint();
}
else // Trim an existing selection by aFilterList
{
bool isMoving = false;
bool anyUnselected = false;
for( int i = (int) m_selection.GetSize() - 1; i >= 0; --i )
{
EDA_ITEM* item = (EDA_ITEM*) m_selection.GetItem( i );
isMoving |= static_cast<SCH_ITEM*>( item )->IsMoving();
if( !item->IsType( aScanTypes ) )
{
unselect( item );
anyUnselected = true;
}
}
if( anyUnselected )
m_toolMgr->ProcessEvent( EVENTS::UnselectedEvent );
if( !isMoving )
updateReferencePoint();
}
return m_selection;
}
void EE_SELECTION_TOOL::updateReferencePoint()
{
VECTOR2I refP( 0, 0 );
if( m_selection.Size() > 0 )
{
if( m_isSymbolEditor )
refP = static_cast<LIB_ITEM*>( m_selection.GetTopLeftItem() )->GetPosition();
else
refP = static_cast<SCH_ITEM*>( m_selection.GetTopLeftItem() )->GetPosition();
}
m_selection.SetReferencePoint( refP );
}
// Some navigation actions are allowed in selectMultiple
const TOOL_ACTION* allowedActions[] = { &ACTIONS::panUp, &ACTIONS::panDown,
&ACTIONS::panLeft, &ACTIONS::panRight,
&ACTIONS::cursorUp, &ACTIONS::cursorDown,
&ACTIONS::cursorLeft, &ACTIONS::cursorRight,
&ACTIONS::cursorUpFast, &ACTIONS::cursorDownFast,
&ACTIONS::cursorLeftFast, &ACTIONS::cursorRightFast,
&ACTIONS::zoomIn, &ACTIONS::zoomOut,
&ACTIONS::zoomInCenter, &ACTIONS::zoomOutCenter,
&ACTIONS::zoomCenter, &ACTIONS::zoomFitScreen,
&ACTIONS::zoomFitObjects, nullptr };
bool EE_SELECTION_TOOL::selectMultiple()
{
bool cancelled = false; // Was the tool canceled 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() )
{
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 isGreedy = width < 0;
if( view->IsMirroredX() )
isGreedy = !isGreedy;
m_frame->GetCanvas()->SetCurrentCursor( isGreedy ? KICURSOR::SELECT_LASSO
: KICURSOR::SELECT_WINDOW );
if( evt->IsCancelInteractive() || evt->IsActivate() )
{
cancelled = true;
break;
}
if( evt->IsDrag( BUT_LEFT ) )
{
if( !m_drag_additive && !m_drag_subtractive )
ClearSelection();
// Start drawing a selection box
area.SetOrigin( evt->DragOrigin() );
area.SetEnd( evt->Position() );
area.SetAdditive( m_drag_additive );
area.SetSubtractive( m_drag_subtractive );
area.SetExclusiveOr( false );
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 );
// Fetch items from the RTree that are in our area of interest
std::vector<KIGFX::VIEW::LAYER_ITEM_PAIR> nearbyViewItems;
view->Query( area.ViewBBox(), nearbyViewItems );
// Build lists of nearby items and their children
std::unordered_set<EDA_ITEM*> nearbyItems;
std::vector<EDA_ITEM*> nearbyChildren;
std::vector<EDA_ITEM*> flaggedItems;
for( KIGFX::VIEW::LAYER_ITEM_PAIR& pair : nearbyViewItems )
{
if( EDA_ITEM* item = dynamic_cast<EDA_ITEM*>( pair.first ) )
{
if( nearbyItems.insert( item ).second )
{
item->ClearFlags( CANDIDATE );
if( SCH_ITEM* sch_item = dynamic_cast<SCH_ITEM*>( item ) )
{
sch_item->RunOnChildren(
[&]( SCH_ITEM* aChild )
{
// Filter pins by unit
if( SCH_PIN* pin = dyn_cast<SCH_PIN*>( aChild ) )
{
int unit = pin->GetLibPin()->GetUnit();
if( unit && unit != pin->GetParentSymbol()->GetUnit() )
return;
}
nearbyChildren.push_back( aChild );
} );
}
}
}
}
BOX2I selectionRect( area.GetOrigin(), VECTOR2I( width, height ) );
selectionRect.Normalize();
bool anyAdded = false;
bool anySubtracted = false;
auto selectItem =
[&]( EDA_ITEM* aItem, EDA_ITEM_FLAGS flags )
{
if( m_subtractive || ( m_exclusive_or && aItem->IsSelected() ) )
{
if ( m_exclusive_or )
aItem->XorFlags( flags );
else
aItem->ClearFlags( flags );
if( !aItem->HasFlag( STARTPOINT ) && !aItem->HasFlag( ENDPOINT ) )
{
unselect( aItem );
anySubtracted = true;
}
// We changed one line endpoint on a selected line,
// update the view at least.
if( flags && !anySubtracted )
{
getView()->Update( aItem );
}
}
else
{
aItem->SetFlags( flags );
select( aItem );
anyAdded = true;
}
};
for( EDA_ITEM* item : nearbyItems )
{
bool selected = false;
EDA_ITEM_FLAGS flags = 0;
if( m_frame->GetRenderSettings()->m_ShowPinsElectricalType )
item->SetFlags( SHOW_ELEC_TYPE );
if( Selectable( item ) )
{
if( item->Type() == SCH_LINE_T )
{
SCH_LINE* line = static_cast<SCH_LINE*>( item );
if( ( isGreedy && line->HitTest( selectionRect, false ) )
|| ( selectionRect.Contains( line->GetEndPoint() )
&& selectionRect.Contains( line->GetStartPoint() ) ) )
{
selected = true;
flags |= STARTPOINT | ENDPOINT;
}
else if( !isGreedy )
{
if( selectionRect.Contains( line->GetStartPoint() )
&& line->IsStartDangling() )
{
selected = true;
flags |= STARTPOINT;
}
if( selectionRect.Contains( line->GetEndPoint() )
&& line->IsEndDangling() )
{
selected = true;
flags |= ENDPOINT;
}
}
}
else
{
selected = item->HitTest( selectionRect, !isGreedy );
}
}
if( selected )
{
item->SetFlags( CANDIDATE );
flaggedItems.push_back( item );
selectItem( item, flags );
}
item->ClearFlags( SHOW_ELEC_TYPE );
}
for( EDA_ITEM* item : nearbyChildren )
{
if( m_frame->GetRenderSettings()->m_ShowPinsElectricalType )
item->SetFlags( SHOW_ELEC_TYPE );
if( Selectable( item )
&& !item->GetParent()->HasFlag( CANDIDATE )
&& item->HitTest( selectionRect, !isGreedy ) )
{
selectItem( item, 0 );
}
item->ClearFlags( SHOW_ELEC_TYPE );
}
for( EDA_ITEM* item : flaggedItems )
item->ClearFlags( CANDIDATE );
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
}
// Allow some actions for navigation
for( int i = 0; allowedActions[i]; ++i )
{
if( evt->IsAction( allowedActions[i] ) )
{
evt->SetPassEvent();
break;
}
}
}
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;
}
EDA_ITEM* EE_SELECTION_TOOL::GetNode( VECTOR2I aPosition )
{
EE_COLLECTOR collector;
//TODO(snh): Reimplement after exposing KNN interface
int pixelThreshold = KiROUND( getView()->ToWorld( HITTEST_THRESHOLD_PIXELS ) );
int gridThreshold = KiROUND( getView()->GetGAL()->GetGridSize().EuclideanNorm() );
int thresholdMax = std::max( pixelThreshold, gridThreshold );
for( int threshold : { 0, thresholdMax/4, thresholdMax/2, thresholdMax } )
{
collector.m_Threshold = threshold;
collector.Collect( m_frame->GetScreen(), connectedTypes, 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( false );
SelectPoint( cursorPos, connectedTypes );
return 0;
}
int EE_SELECTION_TOOL::SelectConnection( const TOOL_EVENT& aEvent )
{
RequestSelection( { SCH_ITEM_LOCATE_WIRE_T, SCH_ITEM_LOCATE_BUS_T } );
if( m_selection.Empty() )
return 0;
SCH_LINE* line = (SCH_LINE*) m_selection.Front();
unsigned done = false;
m_frame->GetScreen()->ClearDrawingState();
std::set<SCH_ITEM*> conns = m_frame->GetScreen()->MarkConnections( line, false );
for( SCH_ITEM* item : conns )
{
if( item->IsType( { SCH_ITEM_LOCATE_WIRE_T, SCH_ITEM_LOCATE_BUS_T } )
&& !item->IsSelected() )
{
done = true;
}
select( item );
}
if( !done )
{
conns = m_frame->GetScreen()->MarkConnections( line, true );
for( SCH_ITEM* item : conns )
select( item );
}
if( m_selection.GetSize() > 1 )
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
return 0;
}
int EE_SELECTION_TOOL::ClearSelection( const TOOL_EVENT& aEvent )
{
ClearSelection();
return 0;
}
void EE_SELECTION_TOOL::ZoomFitCrossProbeBBox( const BOX2I& aBBox )
{
if( aBBox.GetWidth() == 0 )
return;
BOX2I bbox = aBBox;
bbox.Normalize();
VECTOR2I bbSize = bbox.Inflate( bbox.GetWidth() * 0.2f ).GetSize();
VECTOR2D screenSize = getView()->GetViewport().GetSize();
// This code tries to come up with a zoom factor that doesn't simply zoom in
// to the cross probed symbol, but instead shows a reasonable amount of the
// circuit around it to provide context. This reduces or eliminates the need
// to manually change the zoom because it's too close.
// Using the default text height as a constant to compare against, use the
// height of the bounding box of visible items for a footprint to figure out
// if this is a big symbol (like a processor) or a small symbol (like a resistor).
// This ratio is not useful by itself as a scaling factor. It must be "bent" to
// provide good scaling at varying symbol sizes. Bigger symbols need less
// scaling than small ones.
double currTextHeight = schIUScale.MilsToIU( DEFAULT_TEXT_SIZE );
double compRatio = bbSize.y / currTextHeight; // Ratio of symbol to text height
double compRatioBent = 1.0;
// LUT to scale zoom ratio to provide reasonable schematic context. Must work
// with symbols of varying sizes (e.g. 0402 package and 200 pin BGA).
// "first" is used as the input and "second" as the output
//
// "first" = compRatio (symbol height / default text height)
// "second" = Amount to scale ratio by
std::vector<std::pair<double, double>> lut{ { 1.25, 16 }, // 32
{ 2.5, 12 }, //24
{ 5, 8 }, // 16
{ 6, 6 }, //
{ 10, 4 }, //8
{ 20, 2 }, //4
{ 40, 1.5 }, // 2
{ 100, 1 } };
std::vector<std::pair<double, double>>::iterator it;
// Large symbol default is last LUT entry (1:1).
compRatioBent = lut.back().second;
// Use LUT to do linear interpolation of "compRatio" within "first", then
// use that result to linearly interpolate "second" which gives the scaling
// factor needed.
if( compRatio >= lut.front().first )
{
for( it = lut.begin(); it < lut.end() - 1; it++ )
{
if( it->first <= compRatio && next( it )->first >= compRatio )
{
double diffx = compRatio - it->first;
double diffn = next( it )->first - it->first;
compRatioBent = it->second + ( next( it )->second - it->second ) * diffx / diffn;
break; // We have our interpolated value
}
}
}
else
{
compRatioBent = lut.front().second; // Small symbol default is first entry
}
// This is similar to the original KiCad code that scaled the zoom to make sure
// symbols were visible on screen. It's simply a ratio of screen size to
// symbol size, and its job is to zoom in to make the component fullscreen.
// Earlier in the code the symbol BBox is given a 20% margin to add some
// breathing room. We compare the height of this enlarged symbol bbox to the
// default text height. If a symbol will end up with the sides clipped, we
// adjust later to make sure it fits on screen.
screenSize.x = std::max( 10.0, screenSize.x );
screenSize.y = std::max( 10.0, screenSize.y );
double ratio = std::max( -1.0, fabs( bbSize.y / screenSize.y ) );
// Original KiCad code for how much to scale the zoom
double kicadRatio =
std::max( fabs( bbSize.x / screenSize.x ), fabs( bbSize.y / screenSize.y ) );
// If the width of the part we're probing is bigger than what the screen width
// will be after the zoom, then punt and use the KiCad zoom algorithm since it
// guarantees the part's width will be encompassed within the screen.
if( bbSize.x > screenSize.x * ratio * compRatioBent )
{
// Use standard KiCad zoom for parts too wide to fit on screen/
ratio = kicadRatio;
compRatioBent = 1.0; // Reset so we don't modify the "KiCad" ratio
wxLogTrace( "CROSS_PROBE_SCALE",
"Part TOO WIDE for screen. Using normal KiCad zoom ratio: %1.5f", ratio );
}
// Now that "compRatioBent" holds our final scaling factor we apply it to the
// original fullscreen zoom ratio to arrive at the final ratio itself.
ratio *= compRatioBent;
bool alwaysZoom = false; // DEBUG - allows us to minimize zooming or not
// Try not to zoom on every cross-probe; it gets very noisy
if( ( ratio < 0.5 || ratio > 1.0 ) || alwaysZoom )
getView()->SetScale( getView()->GetScale() / ratio );
}
int EE_SELECTION_TOOL::SyncSelection( std::optional<SCH_SHEET_PATH> targetSheetPath,
SCH_ITEM* focusItem, std::vector<SCH_ITEM*> items )
{
SCH_EDIT_FRAME* editFrame = dynamic_cast<SCH_EDIT_FRAME*>( m_frame );
if( !editFrame || m_isSymbolEditor || m_isSymbolViewer )
return 0;
if( targetSheetPath && targetSheetPath != editFrame->Schematic().CurrentSheet() )
{
editFrame->Schematic().SetCurrentSheet( *targetSheetPath );
editFrame->DisplayCurrentSheet();
}
ClearSelection( items.size() > 0 ? true /*quiet mode*/ : false );
// Perform individual selection of each item before processing the event.
for( SCH_ITEM* item : items )
select( item );
BOX2I bbox = m_selection.GetBoundingBox();
if( bbox.GetWidth() != 0 && bbox.GetHeight() != 0 )
{
if( m_frame->eeconfig()->m_CrossProbing.center_on_items )
{
if( m_frame->eeconfig()->m_CrossProbing.zoom_to_fit )
ZoomFitCrossProbeBBox( bbox );
editFrame->FocusOnItem( focusItem );
if( !focusItem )
editFrame->FocusOnLocation( bbox.Centre() );
}
}
if( m_selection.Size() > 0 )
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
return 0;
}
void EE_SELECTION_TOOL::RebuildSelection()
{
m_selection.Clear();
if( m_isSymbolEditor )
{
LIB_SYMBOL* start = static_cast<SYMBOL_EDIT_FRAME*>( m_frame )->GetCurSymbol();
for( LIB_ITEM& item : start->GetDrawItems() )
{
if( item.IsSelected() )
select( &item );
}
}
else
{
for( SCH_ITEM* item : m_frame->GetScreen()->Items() )
{
// If the field and symbol are selected, only use the symbol
if( item->IsSelected() )
{
select( item );
}
else
{
item->RunOnChildren(
[&]( SCH_ITEM* aChild )
{
if( aChild->IsSelected() )
select( aChild );
} );
}
}
}
updateReferencePoint();
// Inform other potentially interested tools
m_toolMgr->ProcessEvent( EVENTS::SelectedEvent );
}
bool EE_SELECTION_TOOL::Selectable( const EDA_ITEM* aItem, const VECTOR2I* aPos,
bool checkVisibilityOnly ) const
{
// NOTE: in the future this is where Eeschema layer/itemtype visibility will be handled
SYMBOL_EDIT_FRAME* symEditFrame = dynamic_cast<SYMBOL_EDIT_FRAME*>( m_frame );
// Do not allow selection of anything except fields when the current symbol in the symbol
// editor is a derived symbol.
if( symEditFrame && symEditFrame->IsSymbolAlias() && aItem->Type() != LIB_FIELD_T )
return false;
switch( aItem->Type() )
{
case SCH_PIN_T:
{
const SCH_PIN* pin = static_cast<const SCH_PIN*>( aItem );
if( !pin->IsVisible() && !m_frame->GetShowAllPins() )
return false;
if( m_frame->eeconfig()->m_Selection.select_pin_selects_symbol )
{
// Pin anchors have to be allowed for auto-starting wires.
if( aPos )
{
EE_GRID_HELPER grid( m_toolMgr );
if( pin->IsPointClickableAnchor( grid.BestSnapAnchor( *aPos, LAYER_CONNECTABLE ) ) )
return true;
}
return false;
}
break;
}
case SCH_DIRECTIVE_LABEL_T:
if( !m_frame->eeconfig()->m_Appearance.show_directive_labels )
return false;
break;
case LIB_SYMBOL_T: // In symbol_editor we do not want to select the symbol itself.
return false;
case LIB_FIELD_T: // LIB_FIELD object can always be edited.
break;
case LIB_SHAPE_T:
case LIB_TEXT_T:
case LIB_PIN_T:
if( symEditFrame )
{
LIB_ITEM* lib_item = (LIB_ITEM*) aItem;
if( lib_item->GetUnit() && lib_item->GetUnit() != symEditFrame->GetUnit() )
return false;
if( lib_item->GetConvert() && lib_item->GetConvert() != symEditFrame->GetConvert() )
return false;
}
break;
case SCH_MARKER_T: // Always selectable
return true;
default: // Suppress warnings
break;
}
return true;
}
void EE_SELECTION_TOOL::ClearSelection( bool aQuietMode )
{
if( m_selection.Empty() )
return;
while( m_selection.GetSize() )
unhighlight( m_selection.Front(), SELECTED, &m_selection );
getView()->Update( &m_selection );
m_selection.SetIsHover( false );
m_selection.ClearReferencePoint();
// Inform other potentially interested tools
if( !aQuietMode )
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, 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 symbol children are currently only
// represented in the LIB_SYMBOL and will inherit the settings of the parent symbol.)
if( SCH_ITEM* sch_item = dynamic_cast<SCH_ITEM*>( aItem ) )
{
sch_item->RunOnChildren(
[&]( SCH_ITEM* aChild )
{
if( aMode == SELECTED )
{
aChild->SetSelected();
getView()->Hide( aChild, true );
}
else if( aMode == BRIGHTENED )
{
aChild->SetBrightened();
}
} );
}
if( aGroup && aMode != BRIGHTENED )
getView()->Hide( aItem, true );
if( itemType == SCH_PIN_T || itemType == SCH_FIELD_T || itemType == SCH_SHEET_PIN_T )
getView()->Update( aItem->GetParent(), KIGFX::REPAINT );
else
getView()->Update( aItem, KIGFX::REPAINT );
}
void EE_SELECTION_TOOL::unhighlight( EDA_ITEM* aItem, int aMode, SELECTION* aGroup )
{
KICAD_T itemType = aItem->Type();
if( aMode == SELECTED )
{
aItem->ClearSelected();
// Lines need endpoints cleared here
if( aItem->Type() == SCH_LINE_T )
aItem->ClearFlags( STARTPOINT | ENDPOINT );
if( aMode != BRIGHTENED )
getView()->Hide( aItem, false );
}
else if( aMode == BRIGHTENED )
{
aItem->ClearBrightened();
}
if( aGroup )
aGroup->Remove( aItem );
// Unhighlight pins and fields. (All the other symbol children are currently only
// represented in the LIB_SYMBOL.)
if( SCH_ITEM* sch_item = dynamic_cast<SCH_ITEM*>( aItem ) )
{
sch_item->RunOnChildren(
[&]( SCH_ITEM* aChild )
{
if( aMode == SELECTED )
{
aChild->ClearSelected();
getView()->Hide( aChild, false );
}
else if( aMode == BRIGHTENED )
{
aChild->ClearBrightened();
}
} );
}
if( itemType == SCH_PIN_T || itemType == SCH_FIELD_T || itemType == SCH_SHEET_PIN_T )
getView()->Update( aItem->GetParent(), KIGFX::REPAINT );
else
getView()->Update( aItem, KIGFX::REPAINT );
}
bool EE_SELECTION_TOOL::selectionContains( const VECTOR2I& aPoint ) const
{
const unsigned GRIP_MARGIN = 20;
double margin = getView()->ToWorld( GRIP_MARGIN );
// Check if the point is located within any of the currently selected items bounding boxes
for( EDA_ITEM* item : m_selection )
{
BOX2I itemBox = item->ViewBBox();
itemBox.Inflate( margin ); // 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() );
Go( &EE_SELECTION_TOOL::SelectAll, EE_ACTIONS::selectAll.MakeEvent() );
Go( &EE_SELECTION_TOOL::disambiguateCursor, EVENTS::DisambiguatePoint );
}
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