kicad/pagelayout_editor/pl_editor_undo_redo.cpp

157 lines
5.2 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2013 CERN
* Copyright (C) 2019 KiCad Developers, see AUTHORS.txt for contributors.
* @author Jean-Pierre Charras, jp.charras at wanadoo.fr
*
* 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 <fctsys.h>
#include <macros.h>
#include <ws_data_model.h>
#include <ws_draw_item.h>
#include <pl_editor_frame.h>
#include <tool/tool_manager.h>
#include <tools/pl_selection_tool.h>
#include <ws_proxy_undo_item.h>
#include <tool/actions.h>
void PL_EDITOR_FRAME::SaveCopyInUndoList( bool aSavePageSettingsAndTitleBlock )
{
PICKED_ITEMS_LIST* lastcmd = new PICKED_ITEMS_LIST();
WS_PROXY_UNDO_ITEM* copyItem = new WS_PROXY_UNDO_ITEM( this );
ITEM_PICKER wrapper( copyItem, UR_LIBEDIT );
lastcmd->PushItem( wrapper );
GetScreen()->PushCommandToUndoList( lastcmd );
// Clear redo list, because after new save there is no redo to do.
GetScreen()->ClearUndoORRedoList( GetScreen()->m_RedoList );
}
/* Redo the last edit:
* - Place the current edited layout in undo list
* - Get previous version of the current edited layput
*/
void PL_EDITOR_FRAME::GetLayoutFromRedoList()
{
PL_SELECTION_TOOL* selTool = GetToolManager()->GetTool<PL_SELECTION_TOOL>();
if ( GetScreen()->GetRedoCommandCount() <= 0 )
return;
ITEM_PICKER redoWrapper = GetScreen()->PopCommandFromRedoList()->PopItem();
WS_PROXY_UNDO_ITEM* redoItem = static_cast<WS_PROXY_UNDO_ITEM*>( redoWrapper.GetItem() );
bool pageSettingsAndTitleBlock = redoItem->Type() == WS_PROXY_UNDO_ITEM_PLUS_T;
PICKED_ITEMS_LIST* undoCmd = new PICKED_ITEMS_LIST();
undoCmd->PushItem( new WS_PROXY_UNDO_ITEM( pageSettingsAndTitleBlock ? this : nullptr ) );
GetScreen()->PushCommandToUndoList( undoCmd );
selTool->ClearSelection();
redoItem->Restore( this, GetCanvas()->GetView() );
selTool->RebuildSelection();
delete redoItem;
if( pageSettingsAndTitleBlock )
{
GetToolManager()->RunAction( ACTIONS::zoomFitScreen, true );
HardRedraw(); // items based off of corners will need re-calculating
}
else
{
GetCanvas()->Refresh();
}
OnModify();
}
/* Undo the last edit:
* - Place the current layout in Redo list
* - Get previous version of the current edited layout
*/
void PL_EDITOR_FRAME::GetLayoutFromUndoList()
{
PL_SELECTION_TOOL* selTool = GetToolManager()->GetTool<PL_SELECTION_TOOL>();
if ( GetScreen()->GetUndoCommandCount() <= 0 )
return;
ITEM_PICKER undoWrapper = GetScreen()->PopCommandFromUndoList()->PopItem();
WS_PROXY_UNDO_ITEM* undoItem = static_cast<WS_PROXY_UNDO_ITEM*>( undoWrapper.GetItem() );
bool pageSettingsAndTitleBlock = undoItem->Type() == WS_PROXY_UNDO_ITEM_PLUS_T;
PICKED_ITEMS_LIST* redoCmd = new PICKED_ITEMS_LIST();
redoCmd->PushItem( new WS_PROXY_UNDO_ITEM( pageSettingsAndTitleBlock ? this : nullptr ) );
GetScreen()->PushCommandToRedoList( redoCmd );
selTool->ClearSelection();
undoItem->Restore( this, GetCanvas()->GetView() );
selTool->RebuildSelection();
delete undoItem;
if( pageSettingsAndTitleBlock )
{
GetToolManager()->RunAction( ACTIONS::zoomFitScreen, true );
HardRedraw(); // items based off of corners will need re-calculating
}
else
GetCanvas()->Refresh();
OnModify();
}
/* Remove the last command in Undo List.
* Used to clean the uUndo stack after a cancel command
*/
void PL_EDITOR_FRAME::RollbackFromUndo()
{
PL_SELECTION_TOOL* selTool = GetToolManager()->GetTool<PL_SELECTION_TOOL>();
if ( GetScreen()->GetUndoCommandCount() <= 0 )
return;
ITEM_PICKER undoWrapper = GetScreen()->PopCommandFromUndoList()->PopItem();
WS_PROXY_UNDO_ITEM* undoItem = static_cast<WS_PROXY_UNDO_ITEM*>( undoWrapper.GetItem() );
bool pageSettingsAndTitleBlock = undoItem->Type() == WS_PROXY_UNDO_ITEM_PLUS_T;
selTool->ClearSelection();
undoItem->Restore( this, GetCanvas()->GetView() );
selTool->RebuildSelection();
delete undoItem;
if( pageSettingsAndTitleBlock )
{
GetToolManager()->RunAction( ACTIONS::zoomFitScreen, true );
HardRedraw(); // items based off of corners will need re-calculating
}
else
GetCanvas()->Refresh();
}