File indexing completed on 2024-05-26 04:33:49 

0001 /*
0002  *  SPDX-FileCopyrightText: 2021 Dmitry Kazakov <dimula73@gmail.com>
0003  *
0004  *  SPDX-License-Identifier: GPL-2.0-or-later
0005  */
0006 
0007 #include "KisColorSmudgeInterstrokeData.h"
0008 
0009 #include <KoColorSpaceRegistry.h>
0010 
0011 #include "kis_transaction.h"
0012 #include "kis_paint_device.h"
0013 
0014 KisColorSmudgeInterstrokeData::KisColorSmudgeInterstrokeData(KisPaintDeviceSP source)
0015         : KisInterstrokeData(source)
0016         , overlayDeviceWrapper(source, 2, KisOverlayPaintDeviceWrapper::PreciseMode)
0017 {
0018     projectionDevice = overlayDeviceWrapper.overlay(0);
0019     colorBlendDevice = overlayDeviceWrapper.overlay(1);
0020     heightmapDevice = new KisPaintDevice(KoColorSpaceRegistry::instance()->rgb8());
0021     heightmapDevice->setDefaultBounds(source->defaultBounds());
0022     heightmapDevice->setSupportsWraparoundMode(source->supportsWraproundMode());
0023 }
0024 
0025 KisColorSmudgeInterstrokeData::~KisColorSmudgeInterstrokeData()
0026 {
0027     KIS_SAFE_ASSERT_RECOVER(!m_parentCommand) {
0028         (void) overlayDeviceWrapper.endTransaction();
0029     }
0030 }
0031 
0032 void KisColorSmudgeInterstrokeData::beginTransaction()
0033 {
0034     KIS_SAFE_ASSERT_RECOVER_RETURN(!m_parentCommand);
0035 
0036     m_parentCommand.reset(new KUndo2Command());
0037     m_heightmapDeviceTransaction.reset(new KisTransaction(heightmapDevice, m_parentCommand.data()));
0038     overlayDeviceWrapper.beginTransaction(m_parentCommand.data());
0039 }
0040 
0041 KUndo2Command *KisColorSmudgeInterstrokeData::endTransaction()
0042 {
0043     KIS_SAFE_ASSERT_RECOVER_RETURN_VALUE(m_parentCommand, 0);
0044 
0045     // the internal undo commands are owned by m_parentCommand
0046     (void) m_heightmapDeviceTransaction->endAndTake();
0047     (void) overlayDeviceWrapper.endTransaction();
0048 
0049     return m_parentCommand.take();
0050 }