60 lines
1.5 KiB
C++
60 lines
1.5 KiB
C++
#pragma once
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#include <qqmlintegration.h>
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#include <QObject>
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#include <QString>
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#include <QTimer>
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#include <QUrl>
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class ClockImageProvider;
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class Renderer;
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class ClockBridge : public QObject {
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Q_OBJECT
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QML_ELEMENT
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Q_PROPERTY(QString imageSource READ imageSource NOTIFY imageSourceChanged)
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Q_PROPERTY(bool ready READ ready NOTIFY readyChanged)
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Q_PROPERTY(QString errorString READ errorString NOTIFY errorStringChanged)
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public:
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explicit ClockBridge(QObject* parent = nullptr);
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~ClockBridge() override;
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QString imageSource() const;
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bool ready() const;
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QString errorString() const;
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Q_INVOKABLE bool initialize(const QUrl& bg, const QUrl& hour,
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const QUrl& minute);
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Q_INVOKABLE void refreshNow();
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signals:
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void imageSourceChanged();
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void readyChanged();
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void errorStringChanged();
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private slots:
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void onUpdateTimerTimeout();
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private:
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bool ensureImageProvider();
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bool renderForCurrentTime();
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void scheduleNextMinuteTick();
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void setReady(bool value);
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void setErrorString(const QString& value);
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QString toLocalPath(const QUrl& url) const;
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QString buildImageSource() const;
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void bumpFrameRevision();
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Renderer* renderer_ = nullptr;
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ClockImageProvider* imageProvider_ = nullptr;
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QString providerId_;
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QString imageSource_;
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QString errorString_;
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bool ready_ = false;
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bool initialized_ = false;
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int frameRevision_ = 0;
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QTimer updateTimer_;
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};
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