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sdrangel/plugins/feature/skymap/html/esasky.html

182 lines
7.3 KiB
HTML

<!doctype html>
<html lang="en" style="height:100%;min-height:100%;">
<head>
<title>SDRangel ESASky</title>
</head>
<body style="margin:0;padding:0;height:100%;">
<script type="text/javascript">
var esaskyFrame;
var antennaHpbw = 5.0;
var showAntenna = false;
// API reference: https://www.cosmos.esa.int/web/esdc/esasky-javascript-api
function on_ready() {
esaskyFrame = document.getElementsByClassName("iframe-container")[0].children[0];
var cmd = { event: 'setModuleVisibility', content: { modules: { jwst_planning_button: false } } };
esaskyFrame.contentWindow.postMessage(cmd, 'https://sky.esa.int');
window.addEventListener("message", handleMessage);
setTimeout(function () { reportReady(); }, 500); // Add a delay, otherwise subsequent commands to set grid seem to get lost
// Can't access contentDocument due to same origin policy
//console.log(esaskyFrame.contentDocument);
//console.log("containers: " + esaskyFrame.contentDocument.getElementsByName("aladin-container"));
// Report ra/dec/time
// We don't use events, as they are too slow (view_changed is only sent after all data has been calculated)
setInterval(function () { reportView(); }, 100);
//setTimeout(function () { requestEvents(); }, 1000);
}
/*function requestEvents() {
var cmd1 = { event: 'registerEventListener', content: {} };
esaskyFrame.contentWindow.postMessage(cmd1, 'https://sky.esa.int');
var cmd2 = { event: 'registerFoVChangedListener', content: {} };
esaskyFrame.contentWindow.postMessage(cmd2, 'https://sky.esa.int');
}*/
// Use WebSockets for handling commands from SDRangel Plugin
// and sending events back to it
let socket = new WebSocket("ws://127.0.0.1:$WS_PORT$");
socket.onmessage = function (event) {
try {
const command = JSON.parse(event.data);
if (command.command == "setView") {
var cmd = { event: 'goToRaDec', content: { ra: command.ra * 15.0, dec: command.dec } }; // Convert RA hours to decimal degrees
esaskyFrame.contentWindow.postMessage(cmd, 'https://sky.esa.int');
} else if (command.command == "setPosition") {
// Not supported
} else if (command.command == "setDateTime") {
// Not supported
} else if (command.command == "track") {
var cmd = { event: 'goToTargetName', content: { targetName: command.name } };
esaskyFrame.contentWindow.postMessage(cmd, 'https://sky.esa.int');
} else if (command.command == "setBackground") {
// Leave to its own GUI
} else if (command.command == "showConstellations") {
// Not supported
} else if (command.command == "showReticle") {
// Not supported
} else if (command.command == "showGrid") {
var cmd = { event: 'showCoordinateGrid', content: { show: command.show } };
esaskyFrame.contentWindow.postMessage(cmd, 'https://sky.esa.int');
} else if (command.command == "showAntennaFoV") {
showAntenna = command.show;
if (!showAntenna) {
hideAntennaFoV();
}
} else if (command.command == "setAntennaFoV") {
antennaHpbw = command.hpbw;
} else {
console.log(`Unknown command ${command.command}`);
}
} catch (e) {
console.log(`Erroring processing received message:\n${e}\n${event.data}`);
}
};
function reportReady() {
console.log("reportReady " + socket.readyState);
if (socket.readyState === 1) {
socket.send(JSON.stringify({
event: "ready"
}));
} else {
setTimeout(reportReady, 100);
}
}
function handleMessage(e) {
//console.log(e);
var data = e.data;
if (data.origin == "esasky") {
var ra, dec, fov;
if (data.hasOwnProperty('event')) {
if (data.event.action == "view_changed") {
ra = data.event.values["ra"];
dec = data.event.values["dec"];
fov = data.event.values["fov"];
}
} else {
ra = data.values["ra"];
dec = data.values["dec"];
fov = data.values["fov"];
}
//console.log("handleMessage esasky: " + ra + " " + dec + " " + fov);
if (socket.readyState === 1) {
socket.send(JSON.stringify({
event: "view",
ra: ra / 15.0, // convert decimal degrees to hours
dec: dec,
fov: fov
}));
}
if (showAntenna) {
showAntennaFoV(ra, dec);
}
}
}
function reportView() {
if (socket.readyState === 1) {
var cmd = { event: 'getCenter', content: { cooFrame: 'J2000' } };
esaskyFrame.contentWindow.postMessage(cmd, 'https://sky.esa.int');
}
}
function hideAntennaFoV() {
var cmd = { event: 'deleteFootprintsOverlay', content: { 'overlayName': 'Antenna FoV' } };
esaskyFrame.contentWindow.postMessage(cmd, 'https://sky.esa.int');
}
function showAntennaFoV(ra, dec) {
var cmd =
{
event: 'overlayFootprints',
content: {
'overlaySet':
{
'type': 'FootprintListOverlay',
'overlayName': 'Antenna FoV',
'cooframe': 'J2000',
'color': 'white',
'lineWidth': 5,
'skyObjectList': [
{
'name': 'Antenna FoV',
'id': 1,
'stcs': 'CIRCLE J2000 ' + ra + ' ' + dec + ' ' + (antennaHpbw / 2.0),
'ra_deg': ra,
'dec_deg': dec
}]
}
}
};
esaskyFrame.contentWindow.postMessage(cmd, 'https://sky.esa.int');
}
</script>
<div class="iframe-container" style="width: 100%; height: 100%">
<iframe alt="" border="0" bordercolor="#000000" frameborder="0" height="" hspace="0" id="_ESAsky" longdesc="" name="_ESASky" onload="on_ready();" scrolling="auto" src="https://sky.esa.int?hide_welcome=true&amp;&amp;hide_banner_info=true" title="" vspace="0" width="100%" class="" style="height: 100%;">
Frames not supported.
</iframe>
</div>
</body >
</html >