mirror of
https://github.com/f4exb/sdrangel.git
synced 2025-10-31 13:00:26 -04:00
167 lines
6.2 KiB
HTML
167 lines
6.2 KiB
HTML
<!doctype html>
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<html lang="en" style="height:100%;min-height:100%;">
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<head>
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<title>SDRangel Aladin</title>
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<style>
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.aladin-fov {
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display: none;
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visibility: hidden
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}
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.aladin-location {
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display: none;
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visibility: hidden
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}
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</style>
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</head>
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<body style="margin:0;padding:0;height:100%;">
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<div id="aladin-lite-div" style="width:100%;height:100%;"></div>
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<script type="text/javascript" src="https://aladin.cds.unistra.fr/AladinLite/api/v3/latest/aladin.js" charset="utf-8"></script>
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<script type="text/javascript">
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let aladin;
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A.init.then(() => {
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// Create Aladin
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aladin = A.aladin('#aladin-lite-div', {
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survey: "P/DSS2/color",
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fov: 60,
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showProjectionControl: false,
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showFrame: false,
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fullScreen: true, // fullScreen in terms of the div element, not the entire monitor
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showFullscreenControl: false,
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showGotoControl: false,
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showZoomControl: false,
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showSimbadPointerControl: true,
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showContextMenu: true
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});
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// Load some catalogs, but don't show them - displayLabel doesn't seem to work for these ProgressiveCat only Catalog
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let hips = A.catalogHiPS('https://axel.u-strasbg.fr/HiPSCatService/Simbad', { onClick: 'showTable', name: 'Simbad' });
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hips.isShowing = false;
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aladin.addCatalog(hips);
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hips = A.catalogHiPS('http://axel.u-strasbg.fr/HiPSCatService/I/345/gaia2', { onClick: 'showTable', color: 'orange', name: 'Gaia' });
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hips.isShowing = false;
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aladin.addCatalog(hips);
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// Report ra/dec/time
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setInterval(function () { reportView(); }, 100);
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reportReady();
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});
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// Stop browser popup menu from appearing over the top of the Aladin menu
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document.addEventListener('contextmenu', event => event.preventDefault());
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</script>
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<script type="text/javascript">
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// Use WebSockets for handling commands from SDRangel Plugin
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// and sending events back to it
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let socket = new WebSocket("ws://127.0.0.1:$WS_PORT$");
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var antennaHpbw = 5.0;
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var antennaOverlay;
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var antennaCircle;
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socket.onmessage = function (event) {
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try {
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const command = JSON.parse(event.data);
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if (command.command == "setView") {
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aladin.gotoRaDec(command.ra * 15.0, command.dec); // Convert RA from hours to degrees, J2000
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} else if (command.command == "setPosition") {
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// Not supported
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} else if (command.command == "projection") {
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aladin.setProjection(command.projection);
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} else if (command.command == "setDateTime") {
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// Not supported
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} else if (command.command == "track") {
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aladin.gotoObject(command.name);
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} else if (command.command == "setBackground") {
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aladin.setImageSurvey(command.background);
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} else if (command.command == "setProjection") {
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aladin.setProjection(command.projection);
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} else if (command.command == "showNames") {
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for (var i = 0; i < aladin.view.catalogs.length; i++) {
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aladin.view.catalogs[i].displayLabel = command.show;
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}
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aladin.view.requestRedraw();
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} else if (command.command == "showConstellations") {
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// Not supported
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} else if (command.command == "showReticle") {
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aladin.showReticle(command.show);
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} else if (command.command == "showGrid") {
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if (command.show) {
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aladin.showCooGrid();
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} else {
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aladin.hideCooGrid();
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}
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} else if (command.command == "showAntennaFoV") {
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if (command.show) {
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showAntennaFoV();
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} else {
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hideAntennaFoV();
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}
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} else if (command.command == "setAntennaFoV") {
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antennaHpbw = command.hpbw;
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if (antennaCircle) {
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antennaCircle.setRadius(antennaHpbw);
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}
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} else {
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console.log(`Unknown command ${command.command}`);
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}
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} catch (e) {
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console.log(`Erroring processing received message:\n${e}\n${event.data}`);
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}
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};
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function createAntennaFoV() {
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antennaOverlay = A.graphicOverlay({ color: '#ffffff', lineWidth: 1 });
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aladin.addOverlay(antennaOverlay);
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const [ra, dec] = aladin.getRaDec();
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antennaCircle = A.circle(ra, dec, antennaHpbw);
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antennaOverlay.add(antennaCircle);
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}
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function showAntennaFoV() {
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antennaCircle.show();
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}
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function hideAntennaFoV() {
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antennaCircle.hide();
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}
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function reportReady() {
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console.log("reportReady " + socket.readyState);
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createAntennaFoV();
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if (socket.readyState === 1) {
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socket.send(JSON.stringify({
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event: "ready"
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}));
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} else {
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setTimeout(reportReady, 100);
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}
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}
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function reportView() {
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if (socket.readyState === 1) {
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const [ra, dec] = aladin.getRaDec();
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const [fovX, fovY] = aladin.getFov();
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socket.send(JSON.stringify({
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event: "view",
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ra: ra / 15.0, // Convert RA from degrees to hours
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dec: dec,
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fov: fovX
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}));
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antennaCircle.setCenter([ra, dec]);
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}
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}
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</script>
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</body>
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</html>
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