KisPresetShadowUpdater Class Reference

#include <KisPresetShadowUpdater.h>

Inheritance diagram for KisPresetShadowUpdater:

Classes
struct	Private

Public Slots
void	slotCacheGenerationFinished (int sequenceNumber, KoResourceCacheInterfaceSP cacheInterface)
void	slotCanvasResourceChanged (int key, const QVariant &value)
void	slotPresetChanged ()
void	slotStartPresetPreparation ()

Public Member Functions
	KisPresetShadowUpdater (KisViewManager *view)
	~KisPresetShadowUpdater ()

Private Attributes
const QScopedPointer< Private >	m_d

Detailed Description

Definition at line 16 of file KisPresetShadowUpdater.h.

Constructor & Destructor Documentation

KisPresetShadowUpdater()

KisPresetShadowUpdater::KisPresetShadowUpdater

(

KisViewManager *

view

)

Definition at line 95 of file KisPresetShadowUpdater.cpp.

    : m_d(new Private)
{
    m_d->view = view;
    connect(&m_d->updateStartCompressor, SIGNAL(timeout()),
            this, SLOT(slotStartPresetPreparation()));
}

References connect(), m_d, and slotStartPresetPreparation().

~KisPresetShadowUpdater()

KisPresetShadowUpdater::~KisPresetShadowUpdater

(

)

Definition at line 103 of file KisPresetShadowUpdater.cpp.

{
}

Member Function Documentation

slotCacheGenerationFinished

void KisPresetShadowUpdater::slotCacheGenerationFinished ( int sequenceNumber, KoResourceCacheInterfaceSP cacheInterface )

slot

Definition at line 176 of file KisPresetShadowUpdater.cpp.

{
    if (sequenceNumber == m_d->sequenceNumber) {
        m_d->view->canvasResourceProvider()->resourceManager()->
                setResource(KoCanvasResource::CurrentPaintOpPresetCache,
                            QVariant::fromValue(cacheInterface));
    }
}

References KoCanvasResource::CurrentPaintOpPresetCache, and m_d.

slotCanvasResourceChanged

void KisPresetShadowUpdater::slotCanvasResourceChanged ( int key, const QVariant & value )

slot

if the current preset depends on the canvas resources, we should reset its cache and restart cache generation

Definition at line 107 of file KisPresetShadowUpdater.cpp.

{
    if (key == KoCanvasResource::CurrentPaintOpPreset) {
        m_d->currentPreset = value.value<KisPaintOpPresetSP>();
 
        m_d->proxyConnections.clear();
 
        if (m_d->currentPreset) {
            m_d->currentUpdateProxy = m_d->currentPreset->updateProxy();
            m_d->proxyConnections.addConnection(
                m_d->currentUpdateProxy, SIGNAL(sigSettingsChangedUncompressedEarlyWarning()),
                this, SLOT(slotPresetChanged()));
            slotPresetChanged();
        } else {
            m_d->view->canvasResourceProvider()->resourceManager()->
                    setResource(KoCanvasResource::CurrentPaintOpPresetCache,
                                QVariant::fromValue(KoResourceCacheInterfaceSP()));
        }
    } else if (m_d->currentPreset) {
 
        if (m_d->currentPreset->requiredCanvasResources().contains(key)) {
            slotPresetChanged();
        }
    }
}

References KoCanvasResource::CurrentPaintOpPreset, KoCanvasResource::CurrentPaintOpPresetCache, m_d, slotPresetChanged(), and value().

slotPresetChanged

void KisPresetShadowUpdater::slotPresetChanged ( )

slot

Definition at line 135 of file KisPresetShadowUpdater.cpp.

{
    m_d->sequenceNumber++;
    m_d->updateStartCompressor.start();
 
    m_d->view->canvasResourceProvider()->resourceManager()->
            setResource(KoCanvasResource::CurrentPaintOpPresetCache,
                        QVariant::fromValue(KoResourceCacheInterfaceSP()));
 
}

References KoCanvasResource::CurrentPaintOpPresetCache, and m_d.

slotStartPresetPreparation

void KisPresetShadowUpdater::slotStartPresetPreparation ( )

slot

a fallback solution when a preset is selected on Krita loading, when there is no image present

Definition at line 146 of file KisPresetShadowUpdater.cpp.

{
    if (m_d->currentPreset) {
        KisImageSP image = m_d->view->image();
        if (image) {
            KisPaintOpPresetSP preset =
                    m_d->currentPreset->cloneWithResourcesSnapshot(
                        KisGlobalResourcesInterface::instance(),
                        m_d->view->canvasResourceProvider()->resourceManager()->canvasResourcesInterface(),
                        nullptr);
 
            ShadowUpdatePresetJob *job = new ShadowUpdatePresetJob(preset, m_d->sequenceNumber);
 
            connect(job, SIGNAL(sigCacheGenerationFinished(int, KoResourceCacheInterfaceSP)),
                    this, SLOT(slotCacheGenerationFinished(int, KoResourceCacheInterfaceSP)));
 
            image->addSpontaneousJob(job);
        } else {
 
            KoResourceCacheInterfaceSP cacheInterface =
                toQShared(new KoResourceCacheStorage());
 
            m_d->currentPreset->regenerateResourceCache(cacheInterface);
            slotCacheGenerationFinished(m_d->sequenceNumber, cacheInterface);
        }
    }
}

References KisImage::addSpontaneousJob(), connect(), KisGlobalResourcesInterface::instance(), m_d, slotCacheGenerationFinished(), and toQShared().

Member Data Documentation

m_d

const QScopedPointer<Private> KisPresetShadowUpdater::m_d

private

Definition at line 34 of file KisPresetShadowUpdater.h.

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

• libs/ui/KisPresetShadowUpdater.h
• libs/ui/KisPresetShadowUpdater.cpp