Krita Source Code Documentation
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Signals | Public Member Functions | Private Attributes | List of all members
ThumbnailsStroke Struct Reference
+ Inheritance diagram for ThumbnailsStroke:

Signals

void sigThumbnailGenerated (KisNodeSP node, int maxSize, int seqNo, const QImage &thumb)
 
- Signals inherited from KisIdleTaskStrokeStrategy
void sigIdleTaskFinished ()
 

Public Member Functions

void initStrokeCallback () override
 
 ThumbnailsStroke (KisImageSP image, int maxSize, const QMap< KisNodeWSP, ThumbnailRecord > &cache)
 
- Public Member Functions inherited from KisIdleTaskStrokeStrategy
KisStrokeStrategy * createLodClone (int levelOfDetail) override
 
QWeakPointer< boost::none_t > idleTaskCookie ()
 
 KisIdleTaskStrokeStrategy (const QLatin1String &id, const KUndo2MagicString &name=KUndo2MagicString())
 
 ~KisIdleTaskStrokeStrategy ()
 
- Public Member Functions inherited from KisRunnableBasedStrokeStrategy
void doStrokeCallback (KisStrokeJobData *data) override
 
 KisRunnableBasedStrokeStrategy (const KisRunnableBasedStrokeStrategy &rhs)
 
 KisRunnableBasedStrokeStrategy (const QLatin1String &id, const KUndo2MagicString &name=KUndo2MagicString())
 
KisRunnableStrokeJobsInterface * runnableJobsInterface () const
 
 ~KisRunnableBasedStrokeStrategy ()
 
- Public Member Functions inherited from KisSimpleStrokeStrategy
virtual void cancelStrokeCallback ()
 
KisStrokeJobData * createCancelData () override
 
KisStrokeJobStrategy * createCancelStrategy () override
 
KisStrokeJobStrategy * createDabStrategy () override
 
KisStrokeJobData * createFinishData () override
 
KisStrokeJobStrategy * createFinishStrategy () override
 
KisStrokeJobData * createInitData () override
 
KisStrokeJobStrategy * createInitStrategy () override
 
KisStrokeJobData * createResumeData () override
 
KisStrokeJobStrategy * createResumeStrategy () override
 
KisStrokeJobData * createSuspendData () override
 
KisStrokeJobStrategy * createSuspendStrategy () override
 
 KisSimpleStrokeStrategy (const QLatin1String &id, const KUndo2MagicString &name=KUndo2MagicString())
 
virtual void resumeStrokeCallback ()
 
virtual void suspendStrokeCallback ()
 
- Public Member Functions inherited from KisStrokeStrategy
qreal balancingRatioOverride () const
 
bool canForgetAboutMe () const
 
bool clearsRedoOnStart () const
 
KisLodPreferences currentLodPreferences () const
 
bool forceLodModeIfPossible () const
 
QString id () const
 
bool isAsynchronouslyCancellable () const
 
bool isExclusive () const
 
 KisStrokeStrategy (const QLatin1String &id, const KUndo2MagicString &name=KUndo2MagicString())
 
KUndo2MagicString name () const
 
bool needsExplicitCancel () const
 
virtual void notifyUserEndedStroke ()
 
virtual void notifyUserStartedStroke ()
 
bool requestsOtherStrokesToEnd () const
 
void setForceLodModeIfPossible (bool forceLodModeIfPossible)
 
void setMutatedJobsInterface (KisStrokesQueueMutatedJobInterface *mutatedJobsInterface, KisStrokeId strokeId)
 
bool supportsWrapAroundMode () const
 
virtual void tryCancelCurrentStrokeJobAsync ()
 tryCancelCurrentStrokeJobAsync is called by the strokes queue when the stroke is being cancelled. The stroke strategy may or may not handle this request and cancel the currently running long action.
 
virtual ~KisStrokeStrategy ()
 

Private Attributes

QMap< KisNodeWSP, ThumbnailRecord > m_cache
 
int m_maxSize
 
KisNodeSP m_root
 

Additional Inherited Members

- Public Types inherited from KisSimpleStrokeStrategy
enum  JobType {
  JOB_INIT = 0 , JOB_CANCEL , JOB_FINISH , JOB_DOSTROKE ,
  JOB_SUSPEND , JOB_RESUME , NJOBS
}
 
- Static Public Member Functions inherited from KisIdleTaskStrokeStrategy
static int preferredIdleTaskMaximumTime ()
 
static int preferredIdleWatcherInterval ()
 
- Static Public Member Functions inherited from KisSimpleStrokeStrategy
static QLatin1String jobTypeToString (JobType type)
 
- Protected Member Functions inherited from KisIdleTaskStrokeStrategy
void finishStrokeCallback () override
 
- Protected Member Functions inherited from KisSimpleStrokeStrategy
void enableJob (JobType type, bool enable=true, KisStrokeJobData::Sequentiality sequentiality=KisStrokeJobData::SEQUENTIAL, KisStrokeJobData::Exclusivity exclusivity=KisStrokeJobData::NORMAL)
 
 KisSimpleStrokeStrategy (const KisSimpleStrokeStrategy &rhs)
 
- Protected Member Functions inherited from KisStrokeStrategy
void addMutatedJob (KisStrokeJobData *data)
 
void addMutatedJobs (const QVector< KisStrokeJobData * > list)
 
 KisStrokeStrategy (const KisStrokeStrategy &rhs)
 
void setAsynchronouslyCancellable (bool value)
 
void setBalancingRatioOverride (qreal value)
 
void setCanForgetAboutMe (bool value)
 
void setClearsRedoOnStart (bool value)
 
void setExclusive (bool value)
 
void setNeedsExplicitCancel (bool value)
 
void setRequestsOtherStrokesToEnd (bool value)
 
void setSupportsWrapAroundMode (bool value)
 

Detailed Description

Definition at line 25 of file KisLayerThumbnailCache.cpp.

Constructor & Destructor Documentation

◆ ThumbnailsStroke()

ThumbnailsStroke::ThumbnailsStroke ( KisImageSP image,
int maxSize,
const QMap< KisNodeWSP, ThumbnailRecord > & cache )
inline

Definition at line 30 of file KisLayerThumbnailCache.cpp.

31 : KisIdleTaskStrokeStrategy(QLatin1String("layer-thumbnails-stroke"), kundo2_i18n("Update layer thumbnails"))
32 , m_root(image->root())
33 , m_maxSize(maxSize)
34 , m_cache(cache)
35 {
36 // thread-safety!
37 m_cache.detach();
38 }
KisIdleTaskStrokeStrategy::KisIdleTaskStrokeStrategy
KisIdleTaskStrokeStrategy(const QLatin1String &id, const KUndo2MagicString &name=KUndo2MagicString())
Definition KisIdleTaskStrokeStrategy.cpp:9
kundo2_i18n
KUndo2MagicString kundo2_i18n(const char *text)
Definition kundo2magicstring.h:180
ThumbnailsStroke::m_cache
QMap< KisNodeWSP, ThumbnailRecord > m_cache
Definition KisLayerThumbnailCache.cpp:100

References m_cache.

Member Function Documentation

◆ initStrokeCallback()

void ThumbnailsStroke::initStrokeCallback ( )
inlineoverridevirtual

Reimplemented from KisIdleTaskStrokeStrategy.

Definition at line 40 of file KisLayerThumbnailCache.cpp.

41 {
42 KisIdleTaskStrokeStrategy::initStrokeCallback();
43
44 using KisLayerUtils::recursiveApplyNodes;
45 using KritaUtils::addJobConcurrent;
46
47 QVector<KisRunnableStrokeJobData*> jobs;
48 recursiveApplyNodes(m_root, [&jobs, this] (KisNodeSP node) {
49
50
51 if (!node->parent()) return;
52 if (node->isFakeNode()) return;
53
54 bool shouldRegenerateThumbnail = false;
55
56 auto it = m_cache.find(node);
57
58 if (it != m_cache.end()) {
59 ThumbnailRecord rec = *it;
60
61 if (rec.seqNo != node->thumbnailSeqNo() ||
62 rec.maxSize != m_maxSize) {
63
64 shouldRegenerateThumbnail = true;
65 }
66 } else {
67 shouldRegenerateThumbnail = true;
68 }
69
70 if (shouldRegenerateThumbnail) {
71 const int timeout = KisConfig(true).layerThumbnailGenerationTimeout();
72
73 addJobConcurrent(jobs, [node, timeout, this] () mutable {
74 QElapsedTimer timer;
75 timer.start();
76 QImage image = node->createPreferredThumbnail(m_maxSize, m_maxSize, Qt::KeepAspectRatio);
77 const int measuredTime = timer.elapsed();
78
79 if (node->preferredThumbnailBoundsMode() == KisThumbnailBoundsMode::Precise &&
80 measuredTime > timeout) {
81 warnUI << "WARNING: thumbnail generation for" << node->name() << "took longer than expected:" << measuredTime << "(timeout:" << timeout << ")";
82 warnUI << " This layer's thumbnail will be rendered in imprecise mode from now on";
83 node->setPreferredThumbnailBoundsMode(KisThumbnailBoundsMode::Coarse);
84 }
85
86 this->sigThumbnailGenerated(node, node->thumbnailSeqNo(), m_maxSize, image);
87 });
88 }
89 });
90
91 runnableJobsInterface()->addRunnableJobs(jobs);
92 }
KisConfig::layerThumbnailGenerationTimeout
int layerThumbnailGenerationTimeout(bool defaultValue=false) const
Definition kis_config.cc:2932
KisRunnableBasedStrokeStrategy::runnableJobsInterface
KisRunnableStrokeJobsInterface * runnableJobsInterface() const
Definition KisRunnableBasedStrokeStrategy.cpp:65
KisRunnableStrokeJobsInterface::addRunnableJobs
virtual void addRunnableJobs(const QVector< KisRunnableStrokeJobDataBase * > &list)=0
KisThumbnailBoundsMode::Precise
@ Precise
KisLayerUtils::recursiveApplyNodes
void recursiveApplyNodes(NodePointer node, Functor func)
Definition kis_layer_utils.h:235
KritaUtils::addJobConcurrent
void addJobConcurrent(QVector< Job * > &jobs, Func func)
Definition KisRunnableStrokeJobUtils.h:30
KisBaseNode::createPreferredThumbnail
QImage createPreferredThumbnail(qint32 w, qint32 h, Qt::AspectRatioMode aspectRatioMode=Qt::IgnoreAspectRatio)
Definition kis_base_node.cpp:213
KisBaseNode::preferredThumbnailBoundsMode
KisThumbnailBoundsMode preferredThumbnailBoundsMode() const
Definition kis_base_node.cpp:218
KisBaseNode::thumbnailSeqNo
virtual int thumbnailSeqNo() const
Definition kis_base_node.cpp:228
KisBaseNode::isFakeNode
virtual bool isFakeNode() const
Definition kis_base_node.cpp:398
KisNode::parent
KisNodeWSP parent
Definition kis_node.cpp:86

References KritaUtils::addJobConcurrent(), KisRunnableStrokeJobsInterface::addRunnableJobs(), KisBaseNode::createPreferredThumbnail(), KisIdleTaskStrokeStrategy::initStrokeCallback(), KisBaseNode::isFakeNode(), KisConfig::layerThumbnailGenerationTimeout(), m_cache, m_maxSize, m_root, KisNode::parent, Precise, KisBaseNode::preferredThumbnailBoundsMode(), KisLayerUtils::recursiveApplyNodes(), KisRunnableBasedStrokeStrategy::runnableJobsInterface(), and KisBaseNode::thumbnailSeqNo().

◆ sigThumbnailGenerated

void ThumbnailsStroke::sigThumbnailGenerated ( KisNodeSP node,
int maxSize,
int seqNo,
const QImage & thumb )
signal

Member Data Documentation

◆ m_cache

QMap<KisNodeWSP, ThumbnailRecord> ThumbnailsStroke::m_cache
private

Definition at line 100 of file KisLayerThumbnailCache.cpp.

◆ m_maxSize

int ThumbnailsStroke::m_maxSize
private

Definition at line 99 of file KisLayerThumbnailCache.cpp.

◆ m_root

KisNodeSP ThumbnailsStroke::m_root
private

Definition at line 98 of file KisLayerThumbnailCache.cpp.

The documentation for this struct was generated from the following file: