#ifndef RECOUISCREENSAVER_H
#define RECOUISCREENSAVER_H

#include <QWidget>
#include <QLabel>
#include "UiConfig.h"
#include "UiTools.h"
#include "QThread"

class BgLoadThread : public QObject
{
    Q_OBJECT
public:
    BgLoadThread(QObject* parent = nullptr);
    ~BgLoadThread();
public slots:
    void slotloadBGs(const QStringList& pics, const QSize& bgSize);

 signals:
    void signalOneBGReady(const QPixmap&);
    void signalAllBGDone();

};

class Screensaver : public QWidget
{
    Q_OBJECT
public:
    explicit Screensaver(const QString& pic, QWidget *parent = nullptr);
    explicit Screensaver(const QPixmap& pic, QWidget *parent = nullptr);
};

class recoUiScreensaver : public WidgetWithBackstageInterface
{
    Q_OBJECT
public:
	static const int DEFAULT_SCREENSAVER_QUANTITY = 3;
	static const QString SCREENSAVER[UiConfig::SUPPORT_SCREEN_SIZE_QUANTITY][DEFAULT_SCREENSAVER_QUANTITY];
	static const QString AD_IMG[UiConfig::SUPPORT_SCREEN_SIZE_QUANTITY];
	
    explicit recoUiScreensaver(int sourceType, QWidget *parent = nullptr);
    ~recoUiScreensaver();

    void setBackstageUiinterface(BackstageInterfaceForUi* interface);

public slots:
    void slotUpdateScreenSaver();
    void slotTimer();

    void slotOneBGReady(const QPixmap&);
    void slotAllBGDone();

private:
    //QLabel* m_label_background;
    //QLabel* m_label_logo;
    //QLabel* m_label_time;
    QStackedWidget* m_stack_scPage;
    QTimer* m_timer;
    int m_iTimerInterval;

    int m_ilastBgQty;
    BgLoadThread* m_oLoadBg = nullptr;
    QThread* m_thLoadBg = nullptr;
	QString m_lastPics = "default";
	const int m_sourceType; 
	bool m_isLoading = false;
    void startThread();

    bool eventFilter(QObject *watched, QEvent *event);
    bool event(QEvent *event);

signals:
    void signalLoadBGs(const QStringList&, const QSize& bgSize);
	void signalCurrentChange(int index);
};

#endif // RECOUISCREENSAVER_H