1 files changed, 39 insertions, 0 deletions
diff --git a/tests/manual/examples/opengl/qopenglwidget/bubble.h b/tests/manual/examples/opengl/qopenglwidget/bubble.h
new file mode 100644
index 0000000000..47355ead41
--- /dev/null
+++ b/tests/manual/examples/opengl/qopenglwidget/bubble.h
@@ -0,0 +1,39 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#ifndef BUBBLE_H
+#define BUBBLE_H
+
+#include <QBrush>
+#include <QColor>
+#include <QPointF>
+#include <QRect>
+#include <QRectF>
+
+QT_FORWARD_DECLARE_CLASS(QPainter)
+
+class Bubble
+{
+public:
+    Bubble(const QPointF &position, qreal radius, const QPointF &velocity);
+    ~Bubble();
+
+    void drawBubble(QPainter *painter);
+    void updateBrush();
+    void move(const QRect &bbox);
+    void updateCache();
+    QRectF rect();
+
+private:
+    QColor randomColor();
+
+    QBrush brush;
+    QPointF position;
+    QPointF vel;
+    qreal radius;
+    QColor innerColor;
+    QColor outerColor;
+    QImage *cache = nullptr;
+};
+
+#endif