kis_memory_statistics_server.h

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/*
 *  SPDX-FileCopyrightText: 2015 Dmitry Kazakov <dimula73@gmail.com>
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 */
 
#ifndef __KIS_MEMORY_STATISTICS_SERVER_H
#define __KIS_MEMORY_STATISTICS_SERVER_H
 
#include <QtGlobal>
#include <QObject>
#include <QScopedPointer>
 
#include "kritaimage_export.h"
#include "kis_types.h"
 
 
class KRITAIMAGE_EXPORT KisMemoryStatisticsServer : public QObject
{
    Q_OBJECT
public:
    struct Statistics
    {
        Statistics()
            : imageSize(0),
              layersSize(0),
              projectionsSize(0),
              lodSize(0),
 
              totalMemorySize(0),
              realMemorySize(0),
              historicalMemorySize(0),
              poolSize(0),
 
              swapSize(0),
 
              totalMemoryLimit(0),
              tilesHardLimit(0),
              tilesSoftLimit(0),
              tilesPoolLimit(0)
        {
        }
 
        qint64 imageSize;
        qint64 layersSize;
        qint64 projectionsSize;
        qint64 lodSize;
 
        qint64 totalMemorySize;
        qint64 realMemorySize;
        qint64 historicalMemorySize;
        qint64 poolSize;
 
        qint64 swapSize;
 
        qint64 totalMemoryLimit;
        qint64 tilesHardLimit;
        qint64 tilesSoftLimit;
        qint64 tilesPoolLimit;
    };
 
 
 
public:
    KisMemoryStatisticsServer();
    ~KisMemoryStatisticsServer() override;
    static KisMemoryStatisticsServer* instance();
 
    Statistics fetchMemoryStatistics(KisImageSP image) const;
 
public Q_SLOTS:
    void notifyImageChanged();
    void tryForceUpdateMemoryStatisticsWhileIdle();
 
Q_SIGNALS:
    void sigUpdateMemoryStatistics();
 
 
private:
    struct Private;
    const QScopedPointer<Private> m_d;
};
 
#endif /* __KIS_MEMORY_STATISTICS_SERVER_H */