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 /* This file is part of the KDE project
  * Copyright (C) 2006-2007 Thomas Zander <zander@kde.org>
  * Copyright (C) 2009 Boudewijn Rempt <boud@valdyas.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #ifndef KO_UPDATERPRIVATE__P_H
 #define KO_UPDATERPRIVATE__P_H
 
 #include "KoProgressUpdater.h"
 
 #include <QTime>
 #include <QVector>
 
 /**
  * KoUpdaterPrivate is the gui-thread side of KoUpdater. Communication
  * between KoUpdater and KoUpdaterPrivate is handled through queued
  * connections -- this is the main app thread part of the
  * KoUpdater-KoUpdaterPrivate bridge.
  *
  * The gui thread can iterate over its list of KoUpdaterPrivate
  * instances for the total progress computation: the queued signals
  * from the threads will only arrive when the eventloop in the gui
  * thread has a chance to deliver them.
  */
 class KoUpdaterPrivate : public QObject
 {
 
     Q_OBJECT
 
 public:
 
     KoUpdaterPrivate(KoProgressUpdater *parent, int weight, const QString& name)
         : QObject(0)
         , m_progress(0)
         , m_weight(weight)
         , m_interrupted(false)
         , m_hasOutput(parent->hasOutput())
         , m_parent(parent)
     {
         setObjectName(name);
     }
 
     /// when deleting an updater, make sure the accompanying thread is
     /// interrupted, too.
     ~KoUpdaterPrivate() override;
 
     bool interrupted() const { return m_interrupted; }
 
     int progress() const { return m_progress; }
 
     int weight() const { return m_weight; }
 
     class TimePoint {
     public:
         QTime time;
         int value;
 
         explicit TimePoint(int value_) :time(QTime::currentTime()), value(value_) {}
         TimePoint() {}
     };
 
     void addPoint(int value) {
         if (m_hasOutput) {
             m_points.append(TimePoint(value));
         }
     }
 
     const QVector<TimePoint> & getPoints() const {
         return m_points;
     }
 
 public Q_SLOTS:
 
     /// Cancel comes from KoUpdater
     void cancel();
 
     /// Interrupt comes from the gui, through KoProgressUpdater, goes
     /// to KoUpdater to signal running tasks they might as well quit.
     void interrupt();
 
     /// progress comes from KoUpdater
     void setProgress( int percent );
 
 Q_SIGNALS:
 
     /// Emitted whenever the progress changed
     void sigUpdated();
 
     /// Emitted whenever the parent KoProgressUpdater is interrupted,
     /// for instance through a press on a cancel button
     void sigInterrupted();
 
 private:
     int m_progress; // always in percent
     int m_weight;
     bool m_interrupted;
     bool m_hasOutput;
 
     KoProgressUpdater *m_parent;
     QVector<TimePoint> m_points;
 };
 
 Q_DECLARE_TYPEINFO(KoUpdaterPrivate::TimePoint, Q_MOVABLE_TYPE);
 
 #endif