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39
40#ifndef FLATPROGRESSBAR_H
41#define FLATPROGRESSBAR_H
42
43#include <QtCore/QPropertyAnimation>
44#include <QtGui/QPainterPath>
45#include <QtQuick/QQuickPaintedItem>
46
47class QQuickFlatProgressBar : public QQuickPaintedItem
48{
49 Q_OBJECT
50 Q_PROPERTY(qreal stripeOffset READ stripeOffset WRITE setStripeOffset NOTIFY stripeOffsetChanged)
51 Q_PROPERTY(qreal progress READ progress WRITE setProgress NOTIFY progressChanged)
52 Q_PROPERTY(bool indeterminate READ isIndeterminate WRITE setIndeterminate NOTIFY indeterminateChanged)
53public:
54 explicit QQuickFlatProgressBar(QQuickItem *parent = 0);
55
56 void paint(QPainter *painter) override;
57
58 qreal stripeOffset() const;
59 void setStripeOffset(qreal stripeOffset);
60
61 qreal progress() const;
62 void setProgress(qreal progress);
63
64 bool isIndeterminate();
65 void setIndeterminate(bool indeterminate);
66
67public slots:
68 void repaint();
69 void restartAnimation();
70 void onVisibleChanged();
71 void onWidthChanged();
72 void onHeightChanged();
73
74signals:
75 void stripeOffsetChanged(qreal stripeOffset);
76 void progressChanged(qreal progress);
77 void indeterminateChanged(bool indeterminate);
78
79private:
80 int barWidth();
81
82private:
83 qreal mStripeOffset;
84 qreal mProgress;
85 qreal mRadius;
86 bool mIndeterminate;
87 QPainterPath mClipPath;
88 QPropertyAnimation mAnimation;
89};
90
91#endif // FLATPROGRESSBAR_H
92

source code of qtquickcontrols/src/extras/Private/qquickflatprogressbar_p.h