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index.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<title></title>
<script src="js/vue.js" type="text/javascript" charset="utf-8">
</script>
<link rel="stylesheet" href="leaflet/leaflet.css"/>
<script src="leaflet/leaflet.js" type="text/javascript" charset="utf-8"></script>
<link rel="stylesheet" href="css/general.css">
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/css/bootstrap.min.css"
integrity="sha384-9aIt2nRpC12Uk9gS9baDl411NQApFmC26EwAOH8WgZl5MYYxFfc+NcPb1dKGj7Sk" crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.5.1.slim.min.js"
integrity="sha384-DfXdz2htPH0lsSSs5nCTpuj/zy4C+OGpamoFVy38MVBnE+IbbVYUew+OrCXaRkfj"
crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js"
integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo"
crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/js/bootstrap.min.js"
integrity="sha384-OgVRvuATP1z7JjHLkuOU7Xw704+h835Lr+6QL9UvYjZE3Ipu6Tp75j7Bh/kR0JKI"
crossorigin="anonymous"></script>
</head>
<body style="background-color: #273c75;">
<h1 id="title">Cell Selection Simulation</h1>
<div id="mainGroup">
<div class="row" style="margin: 0 0.5rem;">
<div id="map" class="col-6"></div>
<div class="col-6">
<div class="card configCard">
<div class="card-body">
<h3 class="card-title">Control center</h3>
<!--Avatar's status-->
<div id="AvatarStatus">
<h4 style="font-style: italic;">Avatar Status</h4>
<p>The antenna linked :<span style="color: blueviolet;">{{antennaNumber}}</span></p>
<p>Power intensity:</p>
<div class="progress">
<div class="progress-bar progress-bar-striped bg-info" role="progressbar"
v-bind:style="{ width: signalIntensity }"></div>
</div>
<p>In the path field of <span style="color: blueviolet;">{{inField}}</span></p>
<p>currentPos: <span style="color: blueviolet;">{{currentPos}}</span></p>
<p>Unit Vector of field <span style="color: blueviolet;">{{unitVector}}</span></p>
<p>Speed: <span style="color: blueviolet;">{{speed}}</span></p>
</div>
<!--Simulation Process status-->
<div id="StartSimulation">
<h4 style="font-style: italic;">Simulation Control Center</h4>
<div>
<p>Handover type:
<!--Get value by name attributes, use DOM elements-->
<div class="custom-control custom-radio custom-control-inline">
<input type="radio" id="customRadioInline1" name="handoverType"
class="custom-control-input" value="hard">
<label class="custom-control-label" for="customRadioInline1">Hard Handover</label>
</div>
<div class="custom-control custom-radio custom-control-inline">
<input type="radio" id="customRadioInline2" name="handoverType"
class="custom-control-input" value="soft">
<label class="custom-control-label" for="customRadioInline2">Soft Handover</label>
</div>
</p>
<!--Can we set the speed of the avatar? Avoid this question for the moment, but yes we can-->
</div>
<button id="StartBut" class="btn btn-primary" v-on:click="Start">Start</button>
<button id="NextBut" class="btn btn-primary" v-on:click="Next" disabled>Next</button>
<button id="SelectBut" class="btn btn-primary" v-on:click="Select" disabled>Select</button>
<button id="EndBut" class="btn btn-primary" v-on:click="End" disabled>End Simu</button>
<p>In handover process ? <span style="color: blueviolet;">{{inProcess}}</span></p>
</div>
</div>
</div>
</div>
</div>
</div>
<script type="text/javascript" src="js/scripts.js"></script>
<script>
//Avatar Status
var AvatarStat = new Vue({
el: '#AvatarStatus',
data: {
//Indicate the antenna connect to, and the intensity of all.
signalIntensity: '0%',
antennaNumber: -1,
inField: -1,
speed: 3,
currentPos: [0, 0],
unitVector: [0, 0],
},
methods: {}
})
//Start Simulation button
var StartSimu = new Vue({
el: '#StartSimulation',
data: {
handover: 'unknown',
inProcess: 'No',
avatar: null,
},
methods: {
Start() {
//2. Draw the avatars and set parameters of avatar.
var init_position = Path[0];
avatar = L.marker(init_position).addTo(mymap);
AvatarStat.currentPos = Path[0];
AvatarStat.unitVector = getUnitVector(Path[0], Path[1]);
AvatarStat.inField = 0;
//3. Disable the Start button and enable the next button and End button.
document.getElementById('StartBut').disabled = true;
document.getElementById('NextBut').disabled = false;
document.getElementById('SelectBut').disabled = false;
document.getElementById('EndBut').disabled = false;
},
//Use as update, change the position of avatar and show the information
Next() {
console.log(Path.length);
var nextPos = getNextPos(AvatarStat.currentPos, AvatarStat.unitVector, AvatarStat.speed);
//If it's not the last field
if (AvatarStat.inField + 1 < Path.length) {
console.log(getDistance(Path[AvatarStat.inField + 1], AvatarStat.currentPos));
console.log(Math.sqrt(AvatarStat.unitVector[0] * AvatarStat.unitVector[0] + AvatarStat.unitVector[1] * AvatarStat.unitVector[1]));
if (getDistance(Path[AvatarStat.inField + 1], AvatarStat.currentPos) < Math.sqrt(AvatarStat.unitVector[0] * AvatarStat.unitVector[0] * 25 + AvatarStat.unitVector[1] * AvatarStat.unitVector[1] * 25)) {
AvatarStat.currentPos = Path[AvatarStat.inField + 1];
AvatarStat.inField++;
if (AvatarStat.inField + 1 === Path.length)
AvatarStat.unitVector = [0, 0];
else
AvatarStat.unitVector = getUnitVector(Path[AvatarStat.inField], Path[AvatarStat.inField + 1]);
} else
AvatarStat.currentPos = nextPos;
avatar.setLatLng(AvatarStat.currentPos);
} else {
console.log("Last path field");
document.getElementById('StartBut').disabled = false;
document.getElementById('NextBut').disabled = true;
document.getElementById('EndBut').disabled = true;
avatar.remove();
}
//1. Check the handover type and disable the radios.
var handoverRadios = document.getElementsByName('handoverType');
for (var handoverRadio of handoverRadios) {
if (handoverRadio.checked) {
this.handover = handoverRadio.value;
}
}
//2. Do the handover if needed
if (isInCorssArea(AvatarStat.currentPos) && AvatarStat.antennaNumber !== -1 && this.handover !== "unknown") {
if (this.handover === 'hard') {
hardHandover(AvatarStat.currentPos);
for (handoverRadio of handoverRadios) {
handoverRadio.checked = false;
this.handover = 'unknown';
}
}
if (this.handover === 'soft') {
softHandover(AvatarStat.currentPos);
for (handoverRadio of handoverRadios) {
handoverRadio.checked = false;
this.handover = 'unknown';
}
}
return;
}
//TODO judgement of arrival.
//Judge power intensity.
//at least connected to one antenna
var intensity = 0;
if (AvatarStat.antennaNumber !== -1) {
intensity = signalIntensity(AvatarStat.currentPos, polyCenters[AvatarStat.antennaNumber]);
AvatarStat.signalIntensity = intensityToPercentage(intensity);
}
$("#title").html("The signal intensity = " + intensity + ", connected to antenna: " + AvatarStat.antennaNumber);
console.log("SD");
},
Select() {
selection(AvatarStat.currentPos);
},
End() {
avatar.remove();
document.getElementById('StartBut').disabled = false;
document.getElementById('NextBut').disabled = true;
document.getElementById('EndBut').disabled = true;
}
}
})
//also used for reselection
function selection(position) {
//at least in a range of a antenna
if (!isInRange(position)) {
$("#title").html("Out of signal");
return 0;
}
//in the cross area of 2 or more antenna
if (isInCorssArea(position)) {
var nums_antenna = crossAntennaNumber(position);
var best_intensity = signalIntensity(position, polyCenters[nums_antenna[0]]);
var best_antenna = nums_antenna[0];
//Compare all the intensities of antennas and choose the best one
for (var j = 1; j < nums_antenna.length; j++) {
if (signalIntensity(position, nums_antenna[j]) > best_intensity) {
best_intensity = signalIntensity(position, polyCenters[nums_antenna[j]]);
best_antenna = nums_antenna[j];
}
}
AvatarStat.signalIntensity = intensityToPercentage(best_intensity);
AvatarStat.antennaNumber = best_antenna;
$("#title").html("The signal intensity = " + best_intensity + ", connected to antenna: " + best_antenna);
}
//not in the cross area
else {
var num_antenna = singleAntennaNumber(position);
var intensity = signalIntensity(position, polyCenters[num_antenna]);
AvatarStat.signalIntensity = intensityToPercentage(intensity);
AvatarStat.antennaNumber = num_antenna;
$("#title").html("The signal intensity = " + intensity + ", connected to antenna: " + num_antenna);
}
}
async function hardHandover(position) {
//at least in a range of a antenna
if (!isInRange(position)) {
$("#title").html("Out of signal");
return 0;
}
//in the cross area of 2 or more antenna
if (!isInCorssArea(position)) {
$("#title").html("Can't find other signal");
return 0;
}
var nums_antenna = crossAntennaNumber(position);
for (var j = 0; j < nums_antenna.length; j++) {
//not the same antenna
if (nums_antenna[j] !== AvatarStat.antennaNumber) {
document.getElementById('NextBut').disabled = true;
$("#title").html("Processing hard handover...");
await sleep(2000);
//cut down the present connection
AvatarStat.antennaNumber = -1;
$("#title").html("Now cutting down all connection..." + "Now connected to " + AvatarStat.antennaNumber);
await sleep(2000);
//set the new connection
$("#title").html("Setting new connection...");
await sleep(2000);
var intensity = signalIntensity(position, polyCenters[nums_antenna[j]]);
AvatarStat.antennaNumber = nums_antenna[j];
AvatarStat.signalIntensity = intensityToPercentage(intensity);
break;
}
}
$("#title").html("The signal intensity = " + intensity + ", connected to antenna: " + AvatarStat.antennaNumber);
document.getElementById('NextBut').disabled = false;
}
async function softHandover(position) {
//at least in a range of a antenna
if (!isInRange(position)) {
$("#title").html("Out of signal");
return 0;
}
//in the cross area of 2 or more antenna
if (!isInCorssArea(position)) {
$("#title").html("Can't find other signal");
return 0;
}
var nums_antenna = crossAntennaNumber(position);
for (var j = 0; j < nums_antenna.length; j++) {
//not the same antenna
if (nums_antenna[j] !== AvatarStat.antennaNumber) {
document.getElementById('NextBut').disabled = true;
$("#title").html("Processing soft handover...");
await sleep(2000);
//set the new connection(connected to 2 antenna the same time)
AvatarStat.antennaNumber = [nums_antenna[j], AvatarStat.antennaNumber];
$("#title").html("Now connected to antenna: " + AvatarStat.antennaNumber[0] + " and " + AvatarStat.antennaNumber[1]);
await sleep(2000);
//then switch to the other one
$("#title").html("Cutting down the connection between antenna: " + AvatarStat.antennaNumber[1]);
await sleep(2000);
var intensity = signalIntensity(position, polyCenters[nums_antenna[j]]);
AvatarStat.antennaNumber = AvatarStat.antennaNumber[0];
AvatarStat.signalIntensity = intensityToPercentage(intensity);
break;
}
}
$("#title").html("The signal intensity = " + intensity + ", connected to antenna: " + AvatarStat.antennaNumber);
document.getElementById('NextBut').disabled = false;
}
function sleep(ms) {
return new Promise((resolve) => setTimeout(resolve, ms));
}
</script>
</body>
</html>