565 lines
17 KiB
C++
565 lines
17 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2019 CERN
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* Copyright (C) 2019-2021 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <tool/tool_manager.h>
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#include <tool/picker_tool.h>
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#include <drawing_sheet/ds_data_item.h>
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#include <drawing_sheet/ds_data_model.h>
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#include <drawing_sheet/ds_draw_item.h>
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#include <bitmaps.h>
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#include <confirm.h>
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#include <eda_item.h>
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#include <macros.h>
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#include <view/view.h>
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#include <math/util.h> // for KiROUND
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#include "tools/pl_selection_tool.h"
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#include "tools/pl_actions.h"
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#include "tools/pl_edit_tool.h"
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#include "pl_draw_panel_gal.h"
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#include "pl_editor_frame.h"
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#include "pl_editor_id.h"
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PL_EDIT_TOOL::PL_EDIT_TOOL() :
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TOOL_INTERACTIVE( "plEditor.InteractiveEdit" ),
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m_frame( nullptr ),
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m_selectionTool( nullptr ),
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m_moveInProgress( false ),
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m_moveOffset( 0, 0 ),
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m_cursor( 0, 0 ),
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m_pickerItem( nullptr )
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{
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}
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bool PL_EDIT_TOOL::Init()
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{
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m_frame = getEditFrame<PL_EDITOR_FRAME>();
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m_selectionTool = m_toolMgr->GetTool<PL_SELECTION_TOOL>();
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wxASSERT_MSG( m_selectionTool, "plEditor.InteractiveSelection tool is not available" );
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CONDITIONAL_MENU& ctxMenu = m_menu.GetMenu();
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// cancel current tool goes in main context menu at the top if present
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ctxMenu.AddItem( ACTIONS::cancelInteractive, SELECTION_CONDITIONS::ShowAlways, 1 );
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ctxMenu.AddSeparator( 200 );
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ctxMenu.AddItem( ACTIONS::doDelete, SELECTION_CONDITIONS::NotEmpty, 200 );
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// Finally, add the standard zoom/grid items
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m_frame->AddStandardSubMenus( m_menu );
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//
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// Add editing actions to the selection tool menu
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//
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CONDITIONAL_MENU& selToolMenu = m_selectionTool->GetToolMenu().GetMenu();
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selToolMenu.AddItem( PL_ACTIONS::move, SELECTION_CONDITIONS::NotEmpty, 250 );
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selToolMenu.AddSeparator( 250 );
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selToolMenu.AddItem( ACTIONS::cut, SELECTION_CONDITIONS::NotEmpty, 250 );
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selToolMenu.AddItem( ACTIONS::copy, SELECTION_CONDITIONS::NotEmpty, 250 );
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selToolMenu.AddItem( ACTIONS::paste, SELECTION_CONDITIONS::ShowAlways, 250 );
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selToolMenu.AddItem( ACTIONS::doDelete, SELECTION_CONDITIONS::NotEmpty, 250 );
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return true;
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}
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void PL_EDIT_TOOL::Reset( RESET_REASON aReason )
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{
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if( aReason == MODEL_RELOAD )
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m_frame = getEditFrame<PL_EDITOR_FRAME>();
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}
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int PL_EDIT_TOOL::Main( const TOOL_EVENT& aEvent )
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{
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KIGFX::VIEW_CONTROLS* controls = getViewControls();
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VECTOR2I originalCursorPos = controls->GetCursorPosition();
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// Be sure that there is at least one item that we can move. If there's no selection try
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// looking for the stuff under mouse cursor (i.e. Kicad old-style hover selection).
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PL_SELECTION& selection = m_selectionTool->RequestSelection();
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bool unselect = selection.IsHover();
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if( selection.Empty() || m_moveInProgress )
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return 0;
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std::set<DS_DATA_ITEM*> unique_peers;
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for( EDA_ITEM* item : selection )
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{
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DS_DRAW_ITEM_BASE* drawItem = static_cast<DS_DRAW_ITEM_BASE*>( item );
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unique_peers.insert( drawItem->GetPeer() );
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}
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m_frame->PushTool( aEvent );
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Activate();
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// Must be done after Activate() so that it gets set into the correct context
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controls->ShowCursor( true );
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controls->SetAutoPan( true );
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bool restore_state = false;
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bool chain_commands = false;
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TOOL_EVENT copy = aEvent;
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TOOL_EVENT* evt = ©
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VECTOR2I prevPos;
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if( !selection.Front()->IsNew() )
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m_frame->SaveCopyInUndoList();
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// Main loop: keep receiving events
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do
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{
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m_frame->GetCanvas()->SetCurrentCursor( KICURSOR::MOVING );
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if( evt->IsAction( &PL_ACTIONS::move ) || evt->IsMotion() || evt->IsDrag( BUT_LEFT )
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|| evt->IsAction( &ACTIONS::refreshPreview ) )
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{
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//------------------------------------------------------------------------
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// Start a move operation
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//
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if( !m_moveInProgress )
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{
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// Apply any initial offset in case we're coming from a previous command.
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//
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for( DS_DATA_ITEM* item : unique_peers )
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moveItem( item, m_moveOffset );
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// Set up the starting position and move/drag offset
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//
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m_cursor = controls->GetCursorPosition();
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if( selection.HasReferencePoint() )
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{
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VECTOR2I delta = m_cursor - selection.GetReferencePoint();
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// Drag items to the current cursor position
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for( DS_DATA_ITEM* item : unique_peers )
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moveItem( item, delta );
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selection.SetReferencePoint( m_cursor );
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}
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else if( selection.Size() == 1 )
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{
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// Set the current cursor position to the first dragged item origin,
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// so the movement vector can be computed later
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updateModificationPoint( selection );
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m_cursor = originalCursorPos;
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}
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else
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{
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updateModificationPoint( selection );
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}
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controls->SetCursorPosition( m_cursor, false );
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prevPos = m_cursor;
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controls->SetAutoPan( true );
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m_moveInProgress = true;
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}
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//------------------------------------------------------------------------
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// Follow the mouse
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//
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m_cursor = controls->GetCursorPosition();
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VECTOR2I delta( m_cursor - prevPos );
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selection.SetReferencePoint( m_cursor );
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m_moveOffset += delta;
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prevPos = m_cursor;
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for( DS_DATA_ITEM* item : unique_peers )
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moveItem( item, delta );
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m_toolMgr->PostEvent( EVENTS::SelectedItemsMoved );
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}
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//------------------------------------------------------------------------
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// Handle cancel
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//
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else if( evt->IsCancelInteractive() || evt->IsActivate() )
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{
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if( evt->IsCancelInteractive() )
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m_frame->GetInfoBar()->Dismiss();
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if( m_moveInProgress )
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{
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if( evt->IsActivate() )
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{
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// Allowing other tools to activate during a move runs the risk of race
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// conditions in which we try to spool up both event loops at once.
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m_frame->ShowInfoBarMsg( _( "Press <ESC> to cancel move." ) );
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evt->SetPassEvent( false );
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continue;
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}
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evt->SetPassEvent( false );
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restore_state = true;
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}
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break;
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}
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//------------------------------------------------------------------------
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// Handle TOOL_ACTION special cases
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//
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else if( evt->Action() == TA_UNDO_REDO_PRE )
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{
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unselect = true;
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break;
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}
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else if( evt->IsAction( &ACTIONS::doDelete ) )
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{
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evt->SetPassEvent();
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// Exit on a delete; there will no longer be anything to drag.
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break;
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}
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else if( evt->IsAction( &ACTIONS::duplicate ) )
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{
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if( selection.Front()->IsNew() )
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{
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// This doesn't really make sense; we'll just end up dragging a stack of
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// objects so we ignore the duplicate and just carry on.
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continue;
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}
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// Move original back and exit. The duplicate will run in its own loop.
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restore_state = true;
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unselect = false;
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chain_commands = true;
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break;
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}
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//------------------------------------------------------------------------
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// Handle context menu
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//
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else if( evt->IsClick( BUT_RIGHT ) )
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{
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m_menu.ShowContextMenu( m_selectionTool->GetSelection() );
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}
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//------------------------------------------------------------------------
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// Handle drop
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//
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else if( evt->IsMouseUp( BUT_LEFT ) || evt->IsClick( BUT_LEFT ) )
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{
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break; // Finish
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}
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else
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{
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evt->SetPassEvent();
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}
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controls->SetAutoPan( m_moveInProgress );
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} while( ( evt = Wait() ) ); //Should be assignment not equality test
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controls->ForceCursorPosition( false );
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controls->ShowCursor( false );
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controls->SetAutoPan( false );
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if( !chain_commands )
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m_moveOffset = { 0, 0 };
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selection.ClearReferencePoint();
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for( EDA_ITEM* item : selection )
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item->ClearEditFlags();
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if( restore_state )
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m_frame->RollbackFromUndo();
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else
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m_frame->OnModify();
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if( unselect )
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m_toolMgr->RunAction( PL_ACTIONS::clearSelection, true );
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else
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m_toolMgr->PostEvent( EVENTS::SelectedEvent );
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m_moveInProgress = false;
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m_frame->PopTool( aEvent );
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return 0;
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}
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void PL_EDIT_TOOL::moveItem( DS_DATA_ITEM* aItem, const VECTOR2I& aDelta )
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{
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aItem->MoveToUi( aItem->GetStartPosUi() + aDelta );
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for( DS_DRAW_ITEM_BASE* item : aItem->GetDrawItems() )
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{
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getView()->Update( item );
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item->SetFlags( IS_MOVING );
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}
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}
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bool PL_EDIT_TOOL::updateModificationPoint( PL_SELECTION& aSelection )
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{
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if( m_moveInProgress && aSelection.HasReferencePoint() )
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return false;
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// When there is only one item selected, the reference point is its position...
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if( aSelection.Size() == 1 )
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{
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aSelection.SetReferencePoint( aSelection.Front()->GetPosition() );
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}
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// ...otherwise modify items with regard to the grid-snapped cursor position
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else
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{
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m_cursor = getViewControls()->GetCursorPosition( true );
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aSelection.SetReferencePoint( m_cursor );
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}
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return true;
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}
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int PL_EDIT_TOOL::ImportDrawingSheetContent( const TOOL_EVENT& aEvent )
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{
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m_toolMgr->RunAction( ACTIONS::cancelInteractive, true );
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wxCommandEvent evt( wxEVT_NULL, ID_APPEND_DESCR_FILE );
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m_frame->Files_io( evt );
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return 0;
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}
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int PL_EDIT_TOOL::DoDelete( const TOOL_EVENT& aEvent )
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{
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PL_SELECTION& selection = m_selectionTool->RequestSelection();
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if( selection.Size() == 0 )
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return 0;
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m_frame->SaveCopyInUndoList();
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while( selection.Front() )
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{
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DS_DRAW_ITEM_BASE* drawItem = static_cast<DS_DRAW_ITEM_BASE*>( selection.Front() );
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DS_DATA_ITEM* dataItem = drawItem->GetPeer();
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DS_DATA_MODEL::GetTheInstance().Remove( dataItem );
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for( DS_DRAW_ITEM_BASE* item : dataItem->GetDrawItems() )
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{
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// Note: repeat items won't be selected but must be removed & deleted
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if( item->IsSelected() )
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m_selectionTool->RemoveItemFromSel( item );
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getView()->Remove( item );
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}
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delete dataItem;
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}
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m_frame->OnModify();
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return 0;
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}
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#define HITTEST_THRESHOLD_PIXELS 5
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int PL_EDIT_TOOL::DeleteItemCursor( const TOOL_EVENT& aEvent )
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{
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PICKER_TOOL* picker = m_toolMgr->GetTool<PICKER_TOOL>();
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// Deactivate other tools; particularly important if another PICKER is currently running
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Activate();
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picker->SetCursor( KICURSOR::REMOVE );
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m_pickerItem = nullptr;
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picker->SetClickHandler(
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[this] ( const VECTOR2D& aPosition ) -> bool
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{
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if( m_pickerItem )
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{
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PL_SELECTION_TOOL* selectionTool = m_toolMgr->GetTool<PL_SELECTION_TOOL>();
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selectionTool->UnbrightenItem( m_pickerItem );
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selectionTool->AddItemToSel( m_pickerItem, true /*quiet mode*/ );
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m_toolMgr->RunAction( ACTIONS::doDelete, true );
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m_pickerItem = nullptr;
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}
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return true;
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} );
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picker->SetMotionHandler(
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[this] ( const VECTOR2D& aPos )
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{
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int threshold = KiROUND( getView()->ToWorld( HITTEST_THRESHOLD_PIXELS ) );
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EDA_ITEM* item = nullptr;
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for( DS_DATA_ITEM* dataItem : DS_DATA_MODEL::GetTheInstance().GetItems() )
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{
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for( DS_DRAW_ITEM_BASE* drawItem : dataItem->GetDrawItems() )
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{
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if( drawItem->HitTest( aPos, threshold ) )
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{
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item = drawItem;
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break;
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}
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}
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}
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if( m_pickerItem != item )
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{
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PL_SELECTION_TOOL* selectionTool = m_toolMgr->GetTool<PL_SELECTION_TOOL>();
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if( m_pickerItem )
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selectionTool->UnbrightenItem( m_pickerItem );
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m_pickerItem = item;
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if( m_pickerItem )
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selectionTool->BrightenItem( m_pickerItem );
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}
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} );
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picker->SetFinalizeHandler(
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[this] ( const int& aFinalState )
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{
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if( m_pickerItem )
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m_toolMgr->GetTool<PL_SELECTION_TOOL>()->UnbrightenItem( m_pickerItem );
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// Wake the selection tool after exiting to ensure the cursor gets updated
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m_toolMgr->RunAction( PL_ACTIONS::selectionActivate, false );
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} );
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m_toolMgr->RunAction( ACTIONS::pickerTool, true );
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return 0;
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}
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int PL_EDIT_TOOL::Undo( const TOOL_EVENT& aEvent )
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{
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m_frame->GetLayoutFromUndoList();
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return 0;
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}
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int PL_EDIT_TOOL::Redo( const TOOL_EVENT& aEvent )
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{
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m_frame->GetLayoutFromRedoList();
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return 0;
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}
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int PL_EDIT_TOOL::Cut( const TOOL_EVENT& aEvent )
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{
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int retVal = Copy( aEvent );
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if( retVal == 0 )
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retVal = DoDelete( aEvent );
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return retVal;
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}
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int PL_EDIT_TOOL::Copy( const TOOL_EVENT& aEvent )
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{
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PL_SELECTION& selection = m_selectionTool->RequestSelection();
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std::vector<DS_DATA_ITEM*> items;
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DS_DATA_MODEL& model = DS_DATA_MODEL::GetTheInstance();
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wxString sexpr;
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if( selection.GetSize() == 0 )
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return 0;
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for( EDA_ITEM* item : selection.GetItems() )
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items.push_back( static_cast<DS_DRAW_ITEM_BASE*>( item )->GetPeer() );
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try
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{
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model.SaveInString( items, &sexpr );
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}
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catch( const IO_ERROR& ioe )
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{
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wxMessageBox( ioe.What(), _( "Error writing objects to clipboard" ) );
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}
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if( m_toolMgr->SaveClipboard( TO_UTF8( sexpr ) ) )
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return 0;
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else
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return -1;
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}
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int PL_EDIT_TOOL::Paste( const TOOL_EVENT& aEvent )
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{
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PL_SELECTION& selection = m_selectionTool->GetSelection();
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DS_DATA_MODEL& model = DS_DATA_MODEL::GetTheInstance();
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std::string sexpr = m_toolMgr->GetClipboardUTF8();
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m_selectionTool->ClearSelection();
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model.SetPageLayout( sexpr.c_str(), true, wxT( "clipboard" ) );
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// Build out draw items and select the first of each data item
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for( DS_DATA_ITEM* dataItem : model.GetItems() )
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{
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if( dataItem->GetDrawItems().empty() )
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{
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dataItem->SyncDrawItems( nullptr, getView() );
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dataItem->GetDrawItems().front()->SetSelected();
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}
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}
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m_selectionTool->RebuildSelection();
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if( !selection.Empty() )
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{
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selection.SetReferencePoint( selection.GetTopLeftItem()->GetPosition() );
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m_toolMgr->RunAction( PL_ACTIONS::move, false );
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}
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return 0;
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}
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void PL_EDIT_TOOL::setTransitions()
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{
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Go( &PL_EDIT_TOOL::Main, PL_ACTIONS::move.MakeEvent() );
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Go( &PL_EDIT_TOOL::ImportDrawingSheetContent, PL_ACTIONS::appendImportedDrawingSheet.MakeEvent() );
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Go( &PL_EDIT_TOOL::Undo, ACTIONS::undo.MakeEvent() );
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Go( &PL_EDIT_TOOL::Redo, ACTIONS::redo.MakeEvent() );
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Go( &PL_EDIT_TOOL::Cut, ACTIONS::cut.MakeEvent() );
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Go( &PL_EDIT_TOOL::Copy, ACTIONS::copy.MakeEvent() );
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Go( &PL_EDIT_TOOL::Paste, ACTIONS::paste.MakeEvent() );
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Go( &PL_EDIT_TOOL::DoDelete, ACTIONS::doDelete.MakeEvent() );
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Go( &PL_EDIT_TOOL::DeleteItemCursor, ACTIONS::deleteTool.MakeEvent() );
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}
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