144 lines
3.4 KiB
JavaScript
144 lines
3.4 KiB
JavaScript
import wsChannel from '../../WebSocketChannel.js';
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import layerMgr from '../../LayerManager.js';
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let players = [];
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//update players all the time
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wsChannel.addListener("minetest-info", function(info){
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players = info.players || [];
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});
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var PlayerIcon = L.icon({
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iconUrl: 'pics/sam.png',
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iconSize: [16, 32],
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iconAnchor: [8, 16],
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popupAnchor: [0, -16]
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});
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export default L.LayerGroup.extend({
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initialize: function() {
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L.LayerGroup.prototype.initialize.call(this);
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this.currentObjects = {}; // name => marker
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this.reDraw = this.reDraw.bind(this);
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this.onMinetestUpdate = this.onMinetestUpdate.bind(this);
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},
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createPopup: function(player){
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var html = "<b>" + player.name + "</b>";
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html += "<hr>";
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for (let i=0; i<Math.floor(player.hp / 2); i++)
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html += "<img src='pics/heart.png'>";
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if (player.hp % 2 == 1)
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html += "<img src='pics/heart_half.png'>";
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html += "<br>";
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for (let i=0; i<Math.floor(player.breath / 2); i++)
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html += "<img src='pics/bubble.png'>";
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if (player.breath % 2 == 1)
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html += "<img src='pics/bubble_half.png'>";
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html += `
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<br>
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<b>RTT:</b> ${Math.floor(player.rtt*1000)} ms
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<br>
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<b>Protocol version:</b> ${player.protocol_version}
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`;
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return html;
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},
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createMarker: function(player){
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var marker = L.marker([player.pos.z, player.pos.x], {icon: PlayerIcon});
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marker.bindPopup(this.createPopup(player));
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return marker;
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},
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isPlayerInCurrentLayer: function(player){
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var mapLayer = layerMgr.getCurrentLayer();
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return (
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player.pos.y >= (mapLayer.from*16) &&
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player.pos.y <= ((mapLayer.to*16) + 15)
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);
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},
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onMinetestUpdate: function(/*info*/){
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players.forEach(player => {
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var isInLayer = this.isPlayerInCurrentLayer(player);
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if (!isInLayer){
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if (this.currentObjects[player.name]){
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//player is displayed and not on the layer anymore
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//Remove the marker and reference
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this.currentObjects[player.name].remove();
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delete this.currentObjects[player.name];
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}
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return;
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}
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if (this.currentObjects[player.name]){
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//marker exists
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let marker = this.currentObjects[player.name];
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marker.setLatLng([player.pos.z, player.pos.x]);
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marker.setPopupContent(this.createPopup(player));
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} else {
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//marker does not exist
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let marker = this.createMarker(player);
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marker.addTo(this);
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this.currentObjects[player.name] = marker;
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}
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});
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Object.keys(this.currentObjects).forEach(existingName => {
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var playerIsActive = players.find(function(p){
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return p.name == existingName;
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});
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if (!playerIsActive){
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//player
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this.currentObjects[existingName].remove();
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delete this.currentObjects[existingName];
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}
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});
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},
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reDraw: function(){
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this.currentObjects = {};
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this.clearLayers();
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players.forEach(player => {
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if (!this.isPlayerInCurrentLayer(player)){
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//not in current layer
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return;
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}
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var marker = this.createMarker(player);
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marker.addTo(this);
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this.currentObjects[player.name] = marker;
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});
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},
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onAdd: function(/*map*/) {
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wsChannel.addListener("minetest-info", this.onMinetestUpdate);
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this.reDraw();
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},
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onRemove: function(/*map*/) {
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this.clearLayers();
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wsChannel.removeListener("minetest-info", this.onMinetestUpdate);
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}
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});
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