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Qt Quick Ultralite 车载集群演示

/****************************************************************************** ** ** Copyright (C) 2020 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the Qt Quick Ultralite module. ** ** $QT_BEGIN_LICENSE:COMM$ ** ** 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 http://www.qt.io/terms-conditions. For further ** information use the contact form at http://www.qt.io/contact-us. ** ** $QT_END_LICENSE$ ** ******************************************************************************/
pragma Singleton import QtQuick 2.15 QtObject { readonly property string shortDistanceUnit: "ft" readonly property string longDistanceUnit: "mi." readonly property string speedUnit: "mph" readonly property string fuelUsageUnit: "mpg" readonly property string temperatureSymbol: "°F" readonly property int maximumSpeed: 120 readonly property real metersPerFeet: 0.305 readonly property real metersPerMile: 1.609 function toInt(value: real) : int { return value; } function metersToShortDistanceUnit(meters : real) : real { return meters / metersPerFeet } function kilometersToLongDistanceUnit(kilometers : real) : real { return kilometers / metersPerMile } function longDistanceUnitToKilometers(value : real) : real { return value * metersPerMile } function degreesToTemperatureUnit(degrees : real) : real { return degrees * (9 / 5) + 32 } }