diff options
Diffstat (limited to 'examples/corelib/threads/mandelbrot/mandelbrotwidget.h')
-rw-r--r-- | examples/corelib/threads/mandelbrot/mandelbrotwidget.h | 71 |
1 files changed, 17 insertions, 54 deletions
diff --git a/examples/corelib/threads/mandelbrot/mandelbrotwidget.h b/examples/corelib/threads/mandelbrot/mandelbrotwidget.h index 956ffc10a8..0d0fce56b3 100644 --- a/examples/corelib/threads/mandelbrot/mandelbrotwidget.h +++ b/examples/corelib/threads/mandelbrot/mandelbrotwidget.h @@ -1,70 +1,29 @@ -/**************************************************************************** -** -** Copyright (C) 2021 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2021 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause #ifndef MANDELBROTWIDGET_H #define MANDELBROTWIDGET_H +#include "renderthread.h" + +#include <QCoreApplication> #include <QPixmap> #include <QWidget> -#include "renderthread.h" +QT_BEGIN_NAMESPACE +class QGestureEvent; +QT_END_NAMESPACE //! [0] class MandelbrotWidget : public QWidget { - Q_OBJECT + Q_DECLARE_TR_FUNCTIONS(MandelbrotWidget) public: MandelbrotWidget(QWidget *parent = nullptr); protected: + QSize sizeHint() const override { return {1024, 768}; }; void paintEvent(QPaintEvent *event) override; void resizeEvent(QResizeEvent *event) override; void keyPressEvent(QKeyEvent *event) override; @@ -74,13 +33,17 @@ protected: void mousePressEvent(QMouseEvent *event) override; void mouseMoveEvent(QMouseEvent *event) override; void mouseReleaseEvent(QMouseEvent *event) override; +#ifndef QT_NO_GESTURES + bool event(QEvent *event) override; +#endif -private slots: +private: void updatePixmap(const QImage &image, double scaleFactor); void zoom(double zoomFactor); - -private: void scroll(int deltaX, int deltaY); +#ifndef QT_NO_GESTURES + bool gestureEvent(QGestureEvent *event); +#endif RenderThread thread; QPixmap pixmap; |