qt-creator/src/plugins/qmlprofiler/qmlprofilereventsmodelproxy.h

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#ifndef QMLPROFILEREVENTSMODELPROXY_H
#define QMLPROFILEREVENTSMODELPROXY_H

#include "qmlprofilerdatamodel.h"
#include <QObject>
#include <qmldebug/qmlprofilereventtypes.h>
#include <qmldebug/qmlprofilereventlocation.h>
#include <QHash>
#include <QVector>


namespace QmlProfiler {
class QmlProfilerModelManager;

namespace Internal {

class QmlProfilerEventsModelProxy : public QObject
{
    Q_OBJECT
public:
    struct QmlEventStats {
        QmlEventStats() : duration(0), calls(0), minTime(std::numeric_limits<qint64>::max()),
            maxTime(0), timePerCall(0), percentOfTime(0), medianTime(0), isBindingLoop(false) {}
        qint64 duration;
        qint64 calls;
        qint64 minTime;
        qint64 maxTime;
        qint64 timePerCall;
        double percentOfTime;
        qint64 medianTime;

        bool isBindingLoop;
    };

    QmlProfilerEventsModelProxy(QmlProfilerModelManager *modelManager, QObject *parent = 0);
    ~QmlProfilerEventsModelProxy();

    void setEventTypeAccepted(QmlDebug::RangeType type, bool accepted);
    bool eventTypeAccepted(QmlDebug::RangeType) const;

    const QHash<int, QmlEventStats> &getData() const;
    const QVector<QmlProfilerDataModel::QmlEventTypeData> &getTypes() const;
    int count() const;
    void clear();

    void limitToRange(qint64 rangeStart, qint64 rangeEnd);

signals:
    void dataAvailable();

private:
    void loadData(qint64 rangeStart = -1, qint64 rangeEnd = -1);

    const QSet<int> &eventsInBindingLoop() const;

private slots:
    void dataChanged();

private:
    class QmlProfilerEventsModelProxyPrivate;
    QmlProfilerEventsModelProxyPrivate *d;

    friend class QmlProfilerEventParentsModelProxy;
    friend class QmlProfilerEventChildrenModelProxy;
};

class QmlProfilerEventRelativesModelProxy : public QObject
{
    Q_OBJECT
public:
    struct QmlEventRelativesData {
        qint64 duration;
        qint64 calls;
        bool isBindingLoop;
    };
    typedef QHash <int, QmlEventRelativesData> QmlEventRelativesMap;

    QmlProfilerEventRelativesModelProxy(QmlProfilerModelManager *modelManager,
                                        QmlProfilerEventsModelProxy *eventsModel,
                                        QObject *parent = 0);
    ~QmlProfilerEventRelativesModelProxy();


    int count() const;
    void clear();

    const QmlEventRelativesMap &getData(int typeId) const;
    const QVector<QmlProfilerDataModel::QmlEventTypeData> &getTypes() const;

protected:
    virtual void loadData() = 0;

signals:
    void dataAvailable();

protected slots:
    void dataChanged();

protected:
    QHash <int, QmlEventRelativesMap> m_data;
    QmlProfilerModelManager *m_modelManager;
    QmlProfilerEventsModelProxy *m_eventsModel;
};

class QmlProfilerEventParentsModelProxy : public QmlProfilerEventRelativesModelProxy
{
    Q_OBJECT
public:
    QmlProfilerEventParentsModelProxy(QmlProfilerModelManager *modelManager,
                                      QmlProfilerEventsModelProxy *eventsModel,
                                      QObject *parent = 0);
    ~QmlProfilerEventParentsModelProxy();

protected:
    virtual void loadData();
};

class QmlProfilerEventChildrenModelProxy : public QmlProfilerEventRelativesModelProxy
{
    Q_OBJECT
public:
    QmlProfilerEventChildrenModelProxy(QmlProfilerModelManager *modelManager,
                                       QmlProfilerEventsModelProxy *eventsModel,
                                       QObject *parent = 0);
    ~QmlProfilerEventChildrenModelProxy();

protected:
    virtual void loadData();
};

}
}

#endif