KisSelectionBasedProcessingHelper Class Reference

#include <KisSelectionBasedProcessingHelper.h>

Public Types
using	Functor = std::function<void(KisPaintDeviceSP)>

Public Member Functions
KUndo2Command *	createInitCommand ()
KUndo2Command *	createInitCommand (Functor func)
	KisSelectionBasedProcessingHelper (KisSelectionSP selection, Functor func)
void	setSelection (KisSelectionSP selection)
void	transformPaintDevice (KisPaintDeviceSP device, KisUndoAdapter *undoAdapter)
void	transformPaintDevice (KisPaintDeviceSP device, KisUndoAdapter *undoAdapter, Functor func)

Private Attributes
KisSelectionSP	m_cutSelection
Functor	m_func
KisSelectionSP	m_selection

Detailed Description

Definition at line 16 of file KisSelectionBasedProcessingHelper.h.

Member Typedef Documentation

Functor

using KisSelectionBasedProcessingHelper::Functor = std::function<void(KisPaintDeviceSP)>

Definition at line 19 of file KisSelectionBasedProcessingHelper.h.

Constructor & Destructor Documentation

KisSelectionBasedProcessingHelper()

KisSelectionBasedProcessingHelper::KisSelectionBasedProcessingHelper	(	KisSelectionSP	selection,
		Functor	func )

Definition at line 14 of file KisSelectionBasedProcessingHelper.cpp.

    : m_selection(selection),
      m_func(func)
{
}

Member Function Documentation

createInitCommand() [1/2]

KUndo2Command * KisSelectionBasedProcessingHelper::createInitCommand

(

)

Definition at line 57 of file KisSelectionBasedProcessingHelper.cpp.

{
    return createInitCommand(m_func);
}

References createInitCommand(), and m_func.

createInitCommand() [2/2]

KUndo2Command * KisSelectionBasedProcessingHelper::createInitCommand

(

Functor

func

)

Definition at line 25 of file KisSelectionBasedProcessingHelper.cpp.

{
    if (!m_selection) return 0;
 
    struct ProcessSelectionCommand : KisTransactionBasedCommand {
        ProcessSelectionCommand(KisSelectionSP selection,
                                KisSelectionSP cutSelection,
                                std::function<void(KisPaintDeviceSP)> func)
            : m_selection(selection),
              m_cutSelection(cutSelection),
              m_func(func)
        {
        }
 
        KUndo2Command* paint() override {
            m_cutSelection->pixelSelection()->makeCloneFromRough(m_selection->pixelSelection(), m_selection->selectedRect());
 
            KisTransaction t(m_selection->pixelSelection());
            m_func(m_selection->pixelSelection());
 
            return t.endAndTake();
        }
 
        KisSelectionSP m_selection;
        KisSelectionSP m_cutSelection;
        Functor m_func;
    };
 
    m_cutSelection = new KisSelection();
    return new ProcessSelectionCommand(m_selection, m_cutSelection, func);
}

References KisTransaction::endAndTake(), m_cutSelection, and m_selection.

setSelection()

void KisSelectionBasedProcessingHelper::setSelection

(

KisSelectionSP

selection

)

Definition at line 20 of file KisSelectionBasedProcessingHelper.cpp.

{
    m_selection = selection;
}

References m_selection.

transformPaintDevice() [1/2]

void KisSelectionBasedProcessingHelper::transformPaintDevice	(	KisPaintDeviceSP	device,
		KisUndoAdapter *	undoAdapter )

Definition at line 62 of file KisSelectionBasedProcessingHelper.cpp.

{
    transformPaintDevice(device, undoAdapter, m_func);
}

References m_func, and transformPaintDevice().

transformPaintDevice() [2/2]

void KisSelectionBasedProcessingHelper::transformPaintDevice	(	KisPaintDeviceSP	device,
		KisUndoAdapter *	undoAdapter,
		Functor	func )

Definition at line 67 of file KisSelectionBasedProcessingHelper.cpp.

{
    KIS_SAFE_ASSERT_RECOVER_RETURN(!!m_selection == !!m_cutSelection);
 
    if (m_selection && m_cutSelection) {
        // we have already processed the selection in the init command so try to skip it
        if (device != static_cast<KisPaintDevice*>(m_selection->pixelSelection().data())) {
            KisTransaction transaction(device);
 
            const QRect cutBounds = m_cutSelection->selectedExactRect();
            const QRect pasteBounds = m_selection->selectedExactRect();
 
 
            KisPaintDeviceSP tempDev = new KisPaintDevice(device->colorSpace());
            tempDev->makeCloneFromRough(device, cutBounds);
 
            func(tempDev);
 
            device->clearSelection(m_cutSelection);
            KisPainter::copyAreaOptimized(pasteBounds.topLeft(), tempDev, device, pasteBounds, m_selection);
            transaction.commit(undoAdapter);
        }
    } else {
        KisTransaction transaction(device);
        func(device);
        transaction.commit(undoAdapter);
    }
}

References KisPaintDevice::clearSelection(), KisPaintDevice::colorSpace(), KisTransaction::commit(), KisPainter::copyAreaOptimized(), KisSharedPtr< T >::data(), KIS_SAFE_ASSERT_RECOVER_RETURN, m_cutSelection, m_selection, KisPaintDevice::makeCloneFromRough(), KisSelection::pixelSelection, and KisSelection::selectedExactRect().

Member Data Documentation

m_cutSelection

KisSelectionSP KisSelectionBasedProcessingHelper::m_cutSelection

private

Definition at line 36 of file KisSelectionBasedProcessingHelper.h.

m_func

Functor KisSelectionBasedProcessingHelper::m_func

private

Definition at line 37 of file KisSelectionBasedProcessingHelper.h.

m_selection

KisSelectionSP KisSelectionBasedProcessingHelper::m_selection

private

Definition at line 35 of file KisSelectionBasedProcessingHelper.h.

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The documentation for this class was generated from the following files:

• libs/image/processing/KisSelectionBasedProcessingHelper.h
• libs/image/processing/KisSelectionBasedProcessingHelper.cpp