b0042601ed
Cleanup the OpenGL examples - use nullptr (clang-tidy) - use member-initialization - avoid redundant checks for != nullptr when deleting a pointer Change-Id: I3e4702690ed79e71c3e952d51ceef83b907b45b7 Reviewed-by: Edward Welbourne <edward.welbourne@qt.io> Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>
87 lines
3.0 KiB
C++
87 lines
3.0 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef BUBBLE_H
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#define BUBBLE_H
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#include <QBrush>
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#include <QColor>
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#include <QPointF>
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#include <QRect>
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#include <QRectF>
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QT_FORWARD_DECLARE_CLASS(QPainter)
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class Bubble
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{
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public:
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Bubble(const QPointF &position, qreal radius, const QPointF &velocity);
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~Bubble();
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void drawBubble(QPainter *painter);
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void updateBrush();
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void move(const QRect &bbox);
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void updateCache();
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QRectF rect();
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private:
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QColor randomColor();
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QBrush brush;
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QPointF position;
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QPointF vel;
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qreal radius;
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QColor innerColor;
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QColor outerColor;
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QImage *cache = nullptr;
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};
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#endif
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