diff options
Diffstat (limited to 'doc/qtcreator/examples/accelbubble/main.qml')
| -rw-r--r-- | doc/qtcreator/examples/accelbubble/main.qml | 143 |
1 files changed, 38 insertions, 105 deletions
diff --git a/doc/qtcreator/examples/accelbubble/main.qml b/doc/qtcreator/examples/accelbubble/main.qml index 584ba4d1a7..6e567e819e 100644 --- a/doc/qtcreator/examples/accelbubble/main.qml +++ b/doc/qtcreator/examples/accelbubble/main.qml @@ -1,112 +1,45 @@ -/**************************************************************************** -** -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt Creator -** -** $QT_BEGIN_LICENSE:BSD$ -** 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 2.14 +import QtQuick.Window 2.14 +import QtSensors 5.12 -import QtQuick 2.9 -import QtQuick.Controls 2.2 -import QtSensors 5.9 - -ApplicationWindow { +Window { + id: window visible: true - width: 640 - height: 480 - title: qsTr("Accelerate Bubble") - - SwipeView { - id: swipeView + property alias mainWindow: mainWindow + property alias bubble: bubble + Rectangle { + id: mainWindow + color: "#ffffff" anchors.fill: parent - currentIndex: tabBar.currentIndex - - Page1Form { - bubble { - id: bubble - centerX: mainWindow.width / 2 - centerY: mainWindow.height / 2 - bubbleCenter: bubble.width / 2 - x: bubble.centerX - bubble.bubbleCenter - y: bubble.centerY - bubble.bubbleCenter - Behavior on y { - SmoothedAnimation { - easing.type: Easing.Linear - duration: 100 - } + Bubble { + id: bubble + x: bubble.centerX - bubbleCenter + y: bubble.centerY - bubbleCenter + bubbleCenter: bubble.width /2 + centerX: mainWindow.width /2 + centerY: mainWindow.height /2 + + Behavior on y { + SmoothedAnimation { + easing.type: Easing.Linear + duration: 100 } - Behavior on x { - SmoothedAnimation { - easing.type: Easing.Linear - duration: 100 - } + } + Behavior on x { + SmoothedAnimation { + easing.type: Easing.Linear + duration: 100 } } } - - Page2Form { - } - } - - footer: TabBar { - id: tabBar - currentIndex: swipeView.currentIndex - - TabButton { - text: qsTr("Page 1") - } - TabButton { - text: qsTr("Page 2") - } } Accelerometer { id: accel dataRate: 100 active: true + readonly property double radians_to_degrees: 180 / Math.PI onReadingChanged: { var newX = (bubble.x + calcRoll(accel.reading.x, accel.reading.y, accel.reading.z) * 0.1) @@ -118,24 +51,24 @@ ApplicationWindow { if (newX < 0) newX = 0 - if (newX > page1.mainWindow.width - bubble.width) - newX = page1.mainWindow.width - bubble.width + if (newX > mainWindow.width - bubble.width) + newX = mainWindow.width - bubble.width if (newY < 18) newY = 18 - if (newY > page1.mainWindow.height - bubble.height) - newY = page1.mainWindow.height - bubble.height + if (newY > mainWindow.height - bubble.height) + newY = mainWindow.height - bubble.height - bubble.x = newX - bubble.y = newY + bubble.x = newX + bubble.y = newY } } - function calcPitch(x, y, z) { - return -(Math.atan(y / Math.sqrt(x * x + z * z)) * 57.2957795); + function calcPitch(x,y,z) { + return -Math.atan2(y, Math.hypot(x, z)) * accel.radians_to_degrees; } - function calcRoll(x, y, z) { - return -(Math.atan(x / Math.sqrt(y * y + z * z)) * 57.2957795); + function calcRoll(x,y,z) { + return -Math.atan2(x, Math.hypot(y, z)) * accel.radians_to_degrees; } } |