KisIdleTaskStrokeStrategy.h

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/*
 *  SPDX-FileCopyrightText: 2023 Dmitry Kazakov <dimula73@gmail.com>
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 */
#ifndef KISIDLETASKSTROKESTRATEGY_H
#define KISIDLETASKSTROKESTRATEGY_H
 
#include <kritaui_export.h>
 
#include <functional>
 
#include <boost/none.hpp>
#include <kis_types.h>
#include <KisRunnableBasedStrokeStrategy.h>
#include <QElapsedTimer>
 
class KRITAUI_EXPORT KisIdleTaskStrokeStrategy: public QObject, public KisRunnableBasedStrokeStrategy {
    Q_OBJECT
public:
    KisIdleTaskStrokeStrategy(const QLatin1String &id, const KUndo2MagicString &name = KUndo2MagicString());
    ~KisIdleTaskStrokeStrategy();
 
    KisStrokeStrategy* createLodClone(int levelOfDetail) override;
    QWeakPointer<boost::none_t> idleTaskCookie();
 
    static int preferredIdleTaskMaximumTime();
    static int preferredIdleWatcherInterval();
 
protected:
    void initStrokeCallback() override;
    void finishStrokeCallback() override;
 
Q_SIGNALS:
    void sigIdleTaskFinished();
 
private:
    QSharedPointer<boost::none_t> m_idleTaskCookie;
    QElapsedTimer m_idleStrokeTime;
};
 
using KisIdleTaskStrokeStrategyFactory = std::function<KisIdleTaskStrokeStrategy*(KisImageSP image)>;
 
#endif // KISIDLETASKSTROKESTRATEGY_H