krita
kis_selected_transaction.cc
00001 /* 00002 * Copyright (c) 2002 Patrick Julien <freak@codepimps.org> 00003 * 00004 * This program is free software; you can redistribute it and/or modify 00005 * it under the terms of the GNU General Public License as published by 00006 * the Free Software Foundation; either version 2 of the License, or 00007 * (at your option) any later version. 00008 * 00009 * This program is distributed in the hope that it will be useful, 00010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 * GNU General Public License for more details. 00013 * 00014 * You should have received a copy of the GNU General Public License 00015 * along with this program; if not, write to the Free Software 00016 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 00017 */ 00018 #include "kis_types.h" 00019 #include "kis_global.h" 00020 #include "kis_selected_transaction.h" 00021 #include "kis_selection.h" 00022 00023 KisSelectedTransaction::KisSelectedTransaction(const QString& name, KisPaintDeviceSP device) : 00024 KisTransaction(name, device), 00025 m_device(device), 00026 m_hadSelection(device->hasSelection()) 00027 { 00028 m_selTransaction = new KisTransaction(name, device->selection().data()); 00029 if(! m_hadSelection) { 00030 m_device->deselect(); // let us not be the cause of select 00031 } 00032 } 00033 00034 KisSelectedTransaction::~KisSelectedTransaction() 00035 { 00036 delete m_selTransaction; 00037 } 00038 00039 void KisSelectedTransaction::execute() 00040 { 00041 super::execute(); 00042 m_selTransaction->execute(); 00043 if(m_redoHasSelection) 00044 m_device->selection(); 00045 else 00046 m_device->deselect(); 00047 m_device->emitSelectionChanged(); 00048 } 00049 00050 void KisSelectedTransaction::unexecute() 00051 { 00052 m_redoHasSelection = m_device->hasSelection(); 00053 00054 super::unexecute(); 00055 m_selTransaction->unexecute(); 00056 if(m_hadSelection) 00057 m_device->selection(); 00058 else 00059 m_device->deselect(); 00060 m_device->emitSelectionChanged(); 00061 } 00062 00063 void KisSelectedTransaction::unexecuteNoUpdate() 00064 { 00065 m_redoHasSelection = m_device->hasSelection(); 00066 00067 super::unexecuteNoUpdate(); 00068 m_selTransaction->unexecuteNoUpdate(); 00069 if(m_hadSelection) 00070 m_device->selection(); 00071 else 00072 m_device->deselect(); 00073 }