void MoveSelectionStrokeStrategy::initStrokeCallback()
{
KisStrokeStrategyUndoCommandBased::initStrokeCallback();
KisPaintDeviceSP paintDevice = m_paintLayer->paintDevice();
KisPaintDeviceSP movedDevice = new KisPaintDevice(m_paintLayer.data(), paintDevice->colorSpace());
QRect copyRect = m_selection->selectedRect();
KisPainter gc(movedDevice);
gc.setSelection(m_selection);
gc.bitBlt(copyRect.topLeft(), paintDevice, copyRect);
gc.end();
KisTransaction cutTransaction(name(), paintDevice);
paintDevice->clearSelection(m_selection);
runAndSaveCommand(KUndo2CommandSP(cutTransaction.endAndTake()),
KisStrokeJobData::SEQUENTIAL,
KisStrokeJobData::NORMAL);
KisIndirectPaintingSupport *indirect =
static_cast<KisIndirectPaintingSupport*>(m_paintLayer.data());
indirect->setTemporaryTarget(movedDevice);
indirect->setTemporaryCompositeOp(paintDevice->colorSpace()->compositeOp(COMPOSITE_OVER));
indirect->setTemporaryOpacity(OPACITY_OPAQUE_U8);
m_selection->setVisible(false);
}
void MoveSelectionStrokeStrategy::finishStrokeCallback()
{
KisIndirectPaintingSupport *indirect =
static_cast<KisIndirectPaintingSupport*>(m_paintLayer.data());
KisTransaction transaction(name(), m_paintLayer->paintDevice());
indirect->mergeToLayer(m_paintLayer, (KisUndoAdapter*)0, KUndo2MagicString());
runAndSaveCommand(KUndo2CommandSP(transaction.endAndTake()),
KisStrokeJobData::SEQUENTIAL,
KisStrokeJobData::NORMAL);
indirect->setTemporaryTarget(0);
QPoint selectionOffset(m_selection->x(), m_selection->y());
m_updatesFacade->blockUpdates();
runAndSaveCommand(
KUndo2CommandSP(new KisSelectionMoveCommand2(m_selection, selectionOffset, selectionOffset + m_finalOffset)),
KisStrokeJobData::SEQUENTIAL,
KisStrokeJobData::EXCLUSIVE);
m_updatesFacade->unblockUpdates();
m_selection->setVisible(true);
KisStrokeStrategyUndoCommandBased::finishStrokeCallback();
}
void MoveSelectionStrokeStrategy::cancelStrokeCallback()
{
KisIndirectPaintingSupport *indirect =
static_cast<KisIndirectPaintingSupport*>(m_paintLayer.data());
QRegion dirtyRegion = indirect->temporaryTarget()->region();
indirect->setTemporaryTarget(0);
m_selection->setVisible(true);
m_paintLayer->setDirty(dirtyRegion);
KisStrokeStrategyUndoCommandBased::cancelStrokeCallback();
}