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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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");
}
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