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Diffstat (limited to 'examples/quickcontrols2/wearable/qml/Navigation/navigation.js')
-rw-r--r-- | examples/quickcontrols2/wearable/qml/Navigation/navigation.js | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/examples/quickcontrols2/wearable/qml/Navigation/navigation.js b/examples/quickcontrols2/wearable/qml/Navigation/navigation.js new file mode 100644 index 0000000000..0414731d47 --- /dev/null +++ b/examples/quickcontrols2/wearable/qml/Navigation/navigation.js @@ -0,0 +1,131 @@ +/**************************************************************************** +** +** Copyright (C) 2017 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +function requestNavigationRoute(rModel) { + var xhr = new XMLHttpRequest; + xhr.open("GET", "walk_route.json"); + xhr.onreadystatechange = function () { + if (xhr.readyState === XMLHttpRequest.DONE) { + var a = JSON.parse(xhr.responseText); + var steps = a.routes[0].legs[0].steps; + + for (var step in steps) { + var maneuver = steps[step].maneuver; + var duration = steps[step].duration; + var distance = steps[step].distance; + + rModel.append({ + navInstruction: maneuver.instruction, + navImage: getNavigationImage( + maneuver.type, + maneuver.modifier, + routeView.imageList), + navAuxInfo: getAuxInfo(distance, + duration) + }); + } + } + } + xhr.send(); +} + +function getNavigationImage(maneuverType, maneuverModifier, imageList) { + var imageToReturn; + if (maneuverType === "depart") { + imageToReturn = imageList[4]; + } else if (maneuverType === "arrive") { + imageToReturn = imageList[5]; + } else if (maneuverType === "turn") { + if (maneuverModifier.search("left") >= 0) + imageToReturn = imageList[1]; + else if (maneuverModifier.search("right") >= 0) + imageToReturn = imageList[2]; + else + imageToReturn = imageList[0]; + } else { + if (maneuverModifier === "uturn") { + imageToReturn = imageList[3]; + } else { + imageToReturn = imageList[0]; + } + } + + return imageToReturn; +} + +function getAuxInfo(distInMeters, timeInSecs) { + var distance = convertDistance(distInMeters); + if (distance.length > 0) + return "Distance: " + distance + "\nTime: " + formatSeconds( + timeInSecs); + else + return ""; +} + +function convertDistance(meter) { + var dist = ""; + var feet = (meter * 0.3048).toPrecision(6); + var miles = (meter * 0.000621371).toPrecision(6); + + if (Math.floor(miles) > 1) { + dist += Math.floor(miles) + " mi"; + feet = ((miles - Math.floor(miles)) * 0.3048).toPrecision(6); + } + if (Math.floor(feet) > 1) + dist += Math.floor(feet) + " ft"; + + return dist +} + +function formatSeconds(seconds) { + var date = new Date(1970, 0, 1); + date.setSeconds(seconds); + return date.toTimeString().replace(/.*(\d{2}:\d{2}:\d{2}).*/, "$1"); +} |