diff options
Diffstat (limited to 'examples/widgets/graphicsview/chip/view.cpp')
-rw-r--r-- | examples/widgets/graphicsview/chip/view.cpp | 69 |
1 files changed, 16 insertions, 53 deletions
diff --git a/examples/widgets/graphicsview/chip/view.cpp b/examples/widgets/graphicsview/chip/view.cpp index 186b24655b..edd5f2d3d4 100644 --- a/examples/widgets/graphicsview/chip/view.cpp +++ b/examples/widgets/graphicsview/chip/view.cpp @@ -1,52 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the demonstration applications 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) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause #include "view.h" @@ -65,9 +18,9 @@ void GraphicsView::wheelEvent(QWheelEvent *e) { if (e->modifiers() & Qt::ControlModifier) { if (e->angleDelta().y() > 0) - view->zoomIn(6); + view->zoomInBy(6); else - view->zoomOut(6); + view->zoomOutBy(6); e->accept(); } else { QGraphicsView::wheelEvent(e); @@ -253,12 +206,22 @@ void View::print() #endif } -void View::zoomIn(int level) +void View::zoomIn() +{ + zoomSlider->setValue(zoomSlider->value() + 1); +} + +void View::zoomOut() +{ + zoomSlider->setValue(zoomSlider->value() - 1); +} + +void View::zoomInBy(int level) { zoomSlider->setValue(zoomSlider->value() + level); } -void View::zoomOut(int level) +void View::zoomOutBy(int level) { zoomSlider->setValue(zoomSlider->value() - level); } |