qt-everywhere-src-5.14.1/qtquickcontrols/src/extras/Private/qquickflatprogressbar_p.h

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#ifndef FLATPROGRESSBAR_H
#define FLATPROGRESSBAR_H

#include <QtCore/QPropertyAnimation>
#include <QtGui/QPainterPath>
#include <QtQuick/QQuickPaintedItem>

class QQuickFlatProgressBar : public QQuickPaintedItem
{
    Q_OBJECT
    Q_PROPERTY(qreal stripeOffset READ stripeOffset WRITE setStripeOffset NOTIFY stripeOffsetChanged)
    Q_PROPERTY(qreal progress READ progress WRITE setProgress NOTIFY progressChanged)
    Q_PROPERTY(bool indeterminate READ isIndeterminate WRITE setIndeterminate NOTIFY indeterminateChanged)
public:
    explicit QQuickFlatProgressBar(QQuickItem *parent = 0);

    void paint(QPainter *painter);

    qreal stripeOffset() const;
    void setStripeOffset(qreal stripeOffset);

    qreal progress() const;
    void setProgress(qreal progress);

    bool isIndeterminate();
    void setIndeterminate(bool indeterminate);

public slots:
    void repaint();
    void restartAnimation();
    void onVisibleChanged();
    void onWidthChanged();
    void onHeightChanged();

signals:
    void stripeOffsetChanged(qreal stripeOffset);
    void progressChanged(qreal progress);
    void indeterminateChanged(bool indeterminate);

private:
    int barWidth();

private:
    qreal mStripeOffset;
    qreal mProgress;
    qreal mRadius;
    bool mIndeterminate;
    QPainterPath mClipPath;
    QPropertyAnimation mAnimation;
};

#endif // FLATPROGRESSBAR_H