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virtual-metro/virtual_metro/templates/index.html

133 lines
4.3 KiB
HTML

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Virtual Metro</title>
<style type="text/css">
#mainsvg {
width: 100vw;
height: 100vh;
max-width: 100vw;
max-height: 100vh;
}
#topbar, #botbar {
position: absolute;
z-index: 999;
font-size: small;
}
#topbar {
left: 0;
top: 0;
}
#botbar {
right: 0;
bottom: 0;
text-align: right;
}
body, html {
color: #ccc;
background-color: black;
margin: 0;
padding: 0;
overflow: hidden;
}
a, a:active, a:visited {
color: #99f;
}
</style>
</head>
<body>
<div id="topbar">Stop <span id="stopinfo">?</span> [<a href="stations">change</a>] <span id="platinfo">Platform ?</span> [<a href="#" onclick="return changePlatform();">change</a>] Style <span id="styleinfo">?</span> [change: <a href="#" onclick="return changeStyle(1);">1</a>, <a href="#" onclick="return changeStyle(2);">2</a>]</div>
<div id="botbar">By RunasSudo · AGPLv3 · <a href="https://gitlab.com/RunasSudo/virtual-metro">Source Code</a> · Data from PTV licensed under CC BY 4.0</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/nunjucks/3.0.1/nunjucks.min.js"></script>
<script>
function getQueryVariable(variable, def) {
var vars = window.location.search.substring(1).split("&");
for (var i = 0; i < vars.length; i++) {
var bits = vars[i].split("=");
if (decodeURIComponent(bits[0]) == variable) {
return decodeURIComponent(bits[1]);
}
}
return def;
}
var stop_id = parseInt(getQueryVariable("stop_id", 1099));
var plat_id = parseInt(getQueryVariable("plat_id", 1));
var template_id = parseInt(getQueryVariable("template_id", 1));
document.getElementById("stopinfo").innerText = stop_id;
document.getElementById("platinfo").innerText = (plat_id == 0) ? "All Platforms" : ("Platform " + plat_id);
document.getElementById("styleinfo").innerText = template_id;
var svg = null;
var svg_time = null;
var template = null;
var time_offset = null;
function start() {
svg = document.getElementById("mainsvg").getSVGDocument().querySelector("svg");
template = svg.innerHTML;
svg.innerHTML = nunjucks.renderString(template, {"dest": "Loading..."});
tickTrains();
window.setInterval(tickTrains, 30000);
}
function tickTrains() {
var xhr = new XMLHttpRequest();
xhr.addEventListener("load", function() {
var result = JSON.parse(xhr.responseText);
svg.innerHTML = nunjucks.renderString(template, result);
svg_time = document.getElementById("mainsvg").getSVGDocument().querySelector("#time tspan");
document.getElementById("stopinfo").innerText = stop_id + " (" + result.stop_name + ")";
if (time_offset === null) {
time_offset = result.time_offset;
window.setInterval(tickTime, 1000);
}
tickTime();
});
xhr.open("GET", "latest?stop_id=" + stop_id + "&plat_id=" + plat_id);
xhr.send();
}
function tickTime() {
var time = new Date(new Date().getTime() + time_offset * 1000);
var hour = time.getUTCHours() % 12;
if (hour === 0) hour = 12;
var minute = time.getUTCMinutes();
if (minute < 10) minute = "0" + minute;
var second = time.getUTCSeconds();
if (second < 10) second = "0" + second;
svg_time.innerHTML = hour + ":" + minute + ":" + second;
}
function changePlatform() {
var new_plat = window.prompt("Enter new platform number, or 0 for all platforms:", plat_id);
if (new_plat !== null) {
new_plat = parseInt(new_plat);
window.location = "?stop_id=" + stop_id + "&plat_id=" + new_plat + "&template_id=" + template_id;
return false;
}
}
function changeStyle(new_style) {
window.location = "?stop_id=" + stop_id + "&plat_id=" + plat_id + "&template_id=" + new_style;
return false;
}
// Create SVG
var svg_object = document.createElement("object");
svg_object.setAttribute("id", "mainsvg");
svg_object.setAttribute("data", "static/template" + template_id + ".svg");
svg_object.setAttribute("type", "image/svg+xml");
svg_object.setAttribute("onload", "start();");
document.querySelector("body").insertBefore(svg_object, document.querySelector("#botbar"));
</script>
</body>
</html>