mirror of
https://github.com/webbukkit/dynmap.git
synced 2024-09-29 14:17:26 +02:00
458 lines
12 KiB
JavaScript
458 lines
12 KiB
JavaScript
/* generic function for making an XMLHttpRequest
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* url: request URL
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* func: callback function for success
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* type: 'text' by default (callback is called with response text)
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* otherwise, callback is called with a parsed XML dom
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* fail: callback function for failure
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* post: if given, make a POST request instead of GET; post data given
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*
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* contenttype: if given for a POST, set request content-type header
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*/
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function makeRequest(url, func, type, fail, post, contenttype)
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{
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var http_request = false;
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type = typeof(type) != 'undefined' ? type : 'text';
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fail = typeof(fail) != 'undefined' ? fail : function() { };
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if(window.XMLHttpRequest) {
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http_request = new XMLHttpRequest();
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} else if(window.ActiveXObject) {
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http_request = new ActiveXObject("Microsoft.XMLHTTP");
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}
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if(type == 'text') {
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http_request.onreadystatechange = function() {
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if(http_request.readyState == 4) {
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if(http_request.status == 200) {
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func(http_request.responseText);
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} else {
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fail(http_request);
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}
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}
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}
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} else {
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http_request.onreadystatechange = function() {
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if(http_request.readyState == 4) {
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if(http_request.status == 200) { func(http_request.responseXML); } else {
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fail(http_request);
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}
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}
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}
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}
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if(typeof(post) != 'undefined') {
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http_request.open('POST', url, true);
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if(typeof(contenttype) != 'undefined')
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http_request.setRequestHeader("Content-Type", contenttype);
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http_request.send(post);
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} else {
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http_request.open('GET', url, true);
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http_request.send(null);
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}
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}
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var config = {
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tileUrl: setup.tileUrl,
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updateUrl: setup.updateUrl,
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tileWidth: 128,
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tileHeight: 128,
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updateRate: setup.updateRate,
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zoomSize: [ 128, 128, 256, 512 ]
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};
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function MCMapProjection() {
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}
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MCMapProjection.prototype.fromLatLngToPoint = function(latLng) {
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var x = (latLng.lng() * config.tileWidth)|0;
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var y = (latLng.lat() * config.tileHeight)|0;
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if(map.zoom == 0) {
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x += config.tileWidth / 2;
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}
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return new google.maps.Point(x, y);
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};
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MCMapProjection.prototype.fromPointToLatLng = function(point) {
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var x = point.x;
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if(map.zoom == 0)
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x -= config.tileWidth / 2;
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var lng = x / config.tileWidth;
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var lat = point.y / config.tileHeight;
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return new google.maps.LatLng(lat, lng);
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};
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function fromWorldToLatLng(x, y, z)
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{
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var dx = +x;
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var dy = +y - 127;
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var dz = +z;
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var px = dx + dz;
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var py = dx - dz - dy;
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var lng = -px / config.tileWidth / 2 + 0.5;
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var lat = py / config.tileHeight / 2;
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return new google.maps.LatLng(lat, lng);
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}
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function mcMapType() {
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}
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var tileDict = new Array();
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var lastSeen = new Array();
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function tileUrl(tile, always) {
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if(always) {
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var now = new Date();
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return config.tileUrl + tile + '.png?' + now.getTime();
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} else if(tile in lastSeen) {
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return config.tileUrl + tile + '.png?' + lastSeen[tile];
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} else {
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return config.tileUrl + tile + '.png?0';
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}
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}
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function imgSubst(tile) {
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if(!(tile in tileDict))
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return;
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var src = tileUrl(tile);
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var t = tileDict[tile];
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t.src = src;
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t.style.display = '';
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t.onerror = function() {
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setTimeout(function() {
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t.src = tileUrl(tile, 1);
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}, 1000);
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t.onerror = '';
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}
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}
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var caveMode = false;
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function caveSwitch()
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{
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caveMode = !caveMode;
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if(caveMode) {
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cavebtn.src = 'cave_on.png';
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map.setMapTypeId('cavemap');
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} else {
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cavebtn.src = 'cave_off.png';
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map.setMapTypeId('mcmap');
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}
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}
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mcMapType.prototype.tileSize = new google.maps.Size(config.tileWidth, config.tileHeight);
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mcMapType.prototype.minZoom = 0;
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mcMapType.prototype.maxZoom = 3;
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mcMapType.prototype.getTile = function(coord, zoom, doc) {
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var img = doc.createElement('IMG');
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img.onerror = function() { img.style.display = 'none'; }
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img.style.width = config.zoomSize[zoom] + 'px';
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img.style.height = config.zoomSize[zoom] + 'px';
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img.style.borderStyle = 'none';
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var pfx = caveMode ? "c" : "";
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if(zoom > 0) {
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var tilename = pfx + "t_" + (- coord.x * config.tileWidth) + '_' + coord.y * config.tileHeight;
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} else {
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var tilename = pfx + "zt_" + (- coord.x * config.tileWidth * 2) + '_' + coord.y * config.tileHeight * 2;
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}
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tileDict[tilename] = img;
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var url = tileUrl(tilename);
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img.src = url;
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//img.style.background = 'url(' + url + ')';
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//img.innerHTML = '<small>' + tilename + '</small>';
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return img;
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}
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var markers = new Array();
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var lasttimestamp = 0;
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var followPlayer = '';
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var lst;
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var plistbtn;
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var cavebtn;
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var lstopen = true;
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var oldplayerlst = '[Connecting]';
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var servertime = 0;
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function updateMarker(mi) {
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if(mi.id in markers) {
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var m = markers[mi.id];
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if (!mi.visible) {
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m.hide();
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return;
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}
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else {
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m.show();
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}
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var converted = mi.position;
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m.setPosition(mi.position);
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} else {
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var contentfun = function(div,mi) {
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div.className = 'Marker ' + mi.type + 'Marker';
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div.innerHTML = '<img src="' + mi.type + '.png" /> <span>' + mi.text + '</span>';
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};
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if (mi.type == 'player') {
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contentfun = function(div, mi) {
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div.className = 'Marker playerMarker';
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var span = document.createElement('span');
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span.className = 'playerName';
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span.appendChild(document.createTextNode(mi.text));
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div.appendChild(span);
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getMinecraftHead(mi.text, 32, function(head) {
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head.className = 'playerIcon';
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div.insertBefore(head, div.firstChild);
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});
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};
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}
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var marker = new CustomMarker(converted, map, contentfun, mi);
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marker.markerType = mi.type;
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markers[mi.id] = marker;
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if (mi.type == 'player') {
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var playerRow = document.createElement('div');
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playerRow.id = 'playerrow_' + mi.text;
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playerRow.className = 'playerrow';
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var followButton = document.createElement('input');
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followButton.type = 'checkbox';
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followButton.name = 'followPlayer';
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followButton.checked = false;
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followButton.value = mi.text;
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marker.followButton = followButton;
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followButton.className = 'followButton';
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followButton.onclick = function(e) {
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plfollow(mi.id != followPlayer ? mi.id : '');
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};
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playerRow.appendChild(followButton);
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var playerIconContainer = document.createElement('span');
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playerRow.appendChild(playerIconContainer);
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getMinecraftHead(mi.text, 16, function(head) {
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head.className = 'playerIcon';
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playerRow.icon = head;
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playerIconContainer.appendChild(head);
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});
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var playerText = document.createElement('a');
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playerText.appendChild(document.createTextNode(mi.text));
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playerText.href = '#';
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playerText.onclick = function(e) { map.panTo(markers[mi.id].getPosition()); };
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playerRow.appendChild(playerText);
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marker.playerRow = playerRow;
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var playerlst = document.getElementById('playerlst');
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playerlst.appendChild(playerRow);
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}
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}
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if(mi.id == followPlayer) {
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map.panTo(markers[mi.id].getPosition());
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}
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}
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function mapUpdate()
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{
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makeRequest(config.updateUrl + lasttimestamp, function(res) {
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var typeVisibleMap = {
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'warp': document.getElementById('showWarps').checked,
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'sign': document.getElementById('showSigns').checked,
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'home': document.getElementById('showHomes').checked,
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'spawn': document.getElementById('showSpawn').checked
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};
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var typeCount = {};
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var rows = res.split('\n');
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var loggedin = new Array();
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var firstRow = rows[0].split(' ');
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var lasttimestamp = firstRow[0];
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servertime = firstRow[1];
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delete rows[0];
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for(var line in rows) {
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var p = rows[line].split(' ');
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if (p[0] == '') continue;
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if(p.length == 5) {
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var mi = {
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id: p[0] + '_' + p[1],
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text: p[0],
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type: p[1],
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position: fromWorldToLatLng(p[2], p[3], p[4]),
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visible: ((p[1] in typeVisibleMap) ? typeVisibleMap[p[1]] : true)
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};
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updateMarker(mi);
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loggedin[mi.id] = 1;
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if (!mi.type in typeCount) typeCount[mi.type] = 0;
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typeCount[mi.type]++;
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} else if(p.length == 3) {
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if(p[2] == 't') {
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lastSeen['t_' + p[0]] = lasttimestamp;
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lastSeen['zt_' + p[1]] = lasttimestamp;
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if(!caveMode) {
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imgSubst('t_' + p[0]);
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imgSubst('zt_' + p[1]);
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}
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} else {
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lastSeen['ct_' + p[0]] = lasttimestamp;
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lastSeen['czt_' + p[1]] = lasttimestamp;
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if(caveMode) {
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imgSubst('ct_' + p[0]);
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imgSubst('czt_' + p[1]);
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}
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}
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}
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}
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var time = {
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hours: parseInt(servertime / 1000),
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minutes: parseInt(((servertime / 1000) % 1) * 60),
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seconds: parseInt(((((servertime / 1000) % 1) * 60) % 1) * 60)
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};
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var clock = document.getElementById('clock');
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clock.className = (servertime > 12000 ? 'night' : 'day');
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clock.innerText = formatTime(time);
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for(var m in markers) {
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if(!(m in loggedin)) {
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markers[m].remove(null);
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if (markers[m].markerType == 'player') {
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playerlst.removeChild(markers[m].playerRow);
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}
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delete markers[m];
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}
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}
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setTimeout(mapUpdate, config.updateRate);
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document.getElementById('warpsDiv').style.display = (typeCount['warps'] == 0)?'none':'';
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document.getElementById('signsDiv').style.display = (typeCount['signs'] == 0)?'none':'';
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document.getElementById('homesDiv').style.display = (typeCount['homes'] == 0)?'none':'';
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document.getElementById('spawnsDiv').style.display = (typeCount['spawns'] == 0)?'none':'';
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}, 'text', function() { alert('failed to get update data'); } );
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}
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function formatTime(time) {
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//return formatDigits(time.hours, 2) + ':' + formatDigits(time.minutes, 2) + ':' + formatDigits(time.seconds, 2);
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return formatDigits(time.hours, 2) + ':' + formatDigits(time.minutes, 2);
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}
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function formatDigits(n, digits) {
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var s = n.toString();
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while (s.length < digits) {
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s = '0' + s;
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}
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return s;
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}
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window.onload = function initialize() {
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lst = document.getElementById('lst');
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plistbtn = document.getElementById('plistbtn');
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cavebtn = document.getElementById('cavebtn');
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var mapOptions = {
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zoom: 1,
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center: new google.maps.LatLng(0, 1),
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navigationControl: true,
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navigationControlOptions: {
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style: google.maps.NavigationControlStyle.DEFAULT
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},
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scaleControl: false,
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mapTypeControl: false,
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streetViewControl: false,
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mapTypeId: 'mcmap',
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backgroundColor: '#000'
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};
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map = new google.maps.Map(document.getElementById("mcmap"), mapOptions);
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mapType = new mcMapType();
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mapType.projection = new MCMapProjection();
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caveMapType = new mcMapType();
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caveMapType.projection = new MCMapProjection();
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map.zoom_changed = function() {
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mapType.tileSize = new google.maps.Size(config.zoomSize[map.zoom], config.zoomSize[map.zoom]);
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caveMapType.tileSize = mapType.tileSize;
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};
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google.maps.event.addListener(map, 'dragstart', function(mEvent) {
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plfollow('');
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});
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google.maps.event.addListener(map, 'zoom_changed', function() {
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makeLink();
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});
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google.maps.event.addListener(map, 'center_changed', function() {
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makeLink();
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});
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map.dragstart = plfollow('');
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map.mapTypes.set('mcmap', mapType);
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map.mapTypes.set('cavemap', caveMapType);
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map.setMapTypeId('mcmap');
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mapUpdate();
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}
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function plistopen() {
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if(lstopen) {
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lstopen = false;
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lst.style.display = 'none';
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lst.style.visibility = 'hidden';
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plistbtn.src = 'list_off.png';
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} else {
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lstopen = true;
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lst.style.display = '';
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lst.style.visibility = '';
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plistbtn.src = 'list_on.png';
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}
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}
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function plfollow(name) {
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$('.followButton').removeAttr('checked');
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if(name in markers) {
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var m = markers[name];
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$(m.followButton).attr('checked', 'checked');
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map.panTo(m.getPosition());
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}
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followPlayer = name;
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}
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function makeLink() {
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var a=location.href.substring(0,location.href.lastIndexOf("/")+1)
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+ "?lat=" + map.getCenter().lat().toFixed(6)
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+ "&lng=" + map.getCenter().lng().toFixed(6)
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+ "&zoom=" + map.getZoom();
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document.getElementById("link").innerHTML = a;
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}
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//remove item (string or number) from an array
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function removeItem(originalArray, itemToRemove) {
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var j = 0;
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while (j < originalArray.length) {
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// alert(originalArray[j]);
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if (originalArray[j] == itemToRemove) {
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originalArray.splice(j, 1);
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} else { j++; }
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}
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// assert('hi');
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return originalArray;
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}
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