replay_manager.h

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#ifndef COCKATRICE_REPLAY_MANAGER_H
#define COCKATRICE_REPLAY_MANAGER_H
 
#include "../../../game/player/event_processing_options.h"
 
#include <QList>
#include <QObject>
#include <QtGlobal>
#include <qtmetamacros.h>
 
class GameReplay;
class QTimer;
class GameEventContainer;

class ReplayManager : public QObject
{
    Q_OBJECT
 
    enum PlaybackMode
    {
        NORMAL_PLAYBACK,
        FORWARD_SKIP,
        BACKWARD_SKIP
    };
 
    GameReplay *replay;
    QList<int> replayTimeline; 
    int maxTime;
 
    QTimer *replayTimer;
    QTimer *rewindBufferingTimer;
 
    qreal timeScaleFactor = 1.0;
    bool skipEmptySections = false;
 
    int currentVisualTime = 0;    
    int currentProcessedTime = 0; 
    int currentEvent = 0;         
 
    void skipToTime(int newTime, bool doRewindBuffering);
    void handleBackwardsSkip(bool doRewindBuffering);
    void processRewind();
    void processNewEvents(PlaybackMode playbackMode);
    void handleSkipEmptySection();
 
private slots:
    void replayTimerTimeout();
 
public:
    static constexpr int SMALL_SKIP_MS = 1000;
    static constexpr int BIG_SKIP_MS = 10000;

    explicit ReplayManager(QObject *parent, GameReplay *replay);
 
    ~ReplayManager() override;
 
    const QList<int> &getReplayTimeline() const
    {
        return replayTimeline;
    }
 
    void setTimeScaleFactor(qreal _timeScaleFactor);
    void setSkipEmptySections(bool value);
 
public slots:
    void startReplay();
    void stopReplay();
    void setTime(int time);
    void skipByAmount(int amount); // use a negative amount to skip backwards
 
signals:
    void timeChanged(int time);
    void eventReplayed(const GameEventContainer &cont, EventProcessingOptions options);
    void replayFinished();
    void rewound();
};
 
#endif // COCKATRICE_REPLAY_MANAGER_H