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Diffstat (limited to 'examples/quick/pointerhandlers/joystick.qml')
-rw-r--r-- | examples/quick/pointerhandlers/joystick.qml | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/examples/quick/pointerhandlers/joystick.qml b/examples/quick/pointerhandlers/joystick.qml new file mode 100644 index 0000000000..c0445a5e21 --- /dev/null +++ b/examples/quick/pointerhandlers/joystick.qml @@ -0,0 +1,97 @@ +/**************************************************************************** +** +** 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +import QtQuick 2.12 + +Item { + width: image.implicitWidth; height: image.implicitHeight + Image { + id: image + anchors.centerIn: parent + source: "images/joystick-outer-case-pov.jpg" + property real margin: 50 + + Image { + id: knob + source: "images/redball.png" + DragHandler { + id: dragHandler + xAxis { + minimum: image.margin + maximum: image.width - image.margin - knob.width + } + yAxis { + minimum: image.margin + maximum: image.height - image.margin - knob.height + } + } + + anchors { + horizontalCenter: parent.horizontalCenter + verticalCenter: parent.verticalCenter + } + states: [ + State { + when: dragHandler.active + AnchorChanges { + target: knob + anchors.horizontalCenter: undefined + anchors.verticalCenter: undefined + } + } + ] + transitions: [ + Transition { + AnchorAnimation { easing.type: Easing.OutElastic } + } + ] + } + } +} |