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-rw-r--r--examples/corelib/threads/mandelbrot/mandelbrotwidget.h71
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;