mirror of
https://github.com/clusterio/clusterio.git
synced 2026-11-11 23:04:52 +09:00
270 lines
8.4 KiB
JavaScript
270 lines
8.4 KiB
JavaScript
function getParameterByName(name, url) {
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if (!url) url = window.location.href;
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name = name.replace(/[\[\]]/g, "\\$&");
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var regex = new RegExp("[?&]" + name + "(=([^&#]*)|&|#|$)"),
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results = regex.exec(url);
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if (!results) return null;
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if (!results[2]) return '';
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return decodeURIComponent(results[2].replace(/\+/g, " "));
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}
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var socket = io.connect('http://localhost:8080');
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socket.on('hello', function (data) {
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console.log(data);
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socket.emit("registerMapRequester", {instanceID: getParameterByName("instanceID")});
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socket.on("mapRequesterReady", function(){
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setInterval(()=>{
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socket.emit("heartbeat"); // send our heartbeat to prevent being assumed dead
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},10000);
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requestMapDraw();
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});
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socket.on("displayChunk", function(chunk){
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console.log(chunk);
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drawChunk(chunk, ctx);
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});
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socket.on("displayEntity", function(entity){
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console.log("Displaying entity "+JSON.stringify(entity));
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drawEntity(entity);
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});
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});
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function requestChunk(x,y){
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socket.emit('requestChunk', {x:x, y:y, instanceID: getParameterByName("instanceID")});
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}
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setTimeout(function(){
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canvas = document.getElementById("remoteMap");
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ctx = canvas.getContext("2d");
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ctx.font = "30px Arial";
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ctx.fillText("Hello World",10,50);
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var img = new Image();
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img.onload = function() {
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ctx.drawImage(img, 0, 0, 32, 32);
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};
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img.src = 'https://wiki.factorio.com/images/Lab.png';
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}, 1);
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entityImages = {};
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/*
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entityImages["express-transport-belt"] = new Image();
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entityImages["express-transport-belt"].src = 'https://wiki.factorio.com/images/Express_transport_belt.png';
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*/
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// map view position, top left corner (or another corner?)
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playerPosition = {
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x:0,
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y:0,
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}
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function requestMapDraw(){
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let xLow = Math.floor(playerPosition.x % 16);
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let yLow = Math.floor(playerPosition.y % 16);
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let xHigh = xLow+64;
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let yHigh = yLow+64;
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for(let x = xLow; x < xHigh; x++){
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for(let y = yLow; y < yHigh; y++){
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socket.emit("requestEntity", {x, y, instanceID: getParameterByName("instanceID")});
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}
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}
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}
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function drawImageWithRotation(ctx, image, x, y, w, h, degrees){
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ctx.save();
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ctx.translate(x+w/2, y+h/2);
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ctx.rotate(degrees*Math.PI/180.0);
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ctx.translate(-x-w/2, -y-h/2);
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ctx.drawImage(image, x, y, w, h);
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ctx.restore();
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}
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Mousetrap.bind("w", e => {
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console.log("w");
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cache.walkUp();
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playerPosition.y += 16;
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clear();drawFromCache();
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});
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Mousetrap.bind("a", e => {
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console.log("a");
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cache.walkLeft();
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playerPosition.x += 16;
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clear();drawFromCache();
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});
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Mousetrap.bind("s", e => {
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console.log("s");
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cache.walkDown();
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playerPosition.y -= 16;
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clear();drawFromCache();
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});
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Mousetrap.bind("d", e => {
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console.log("d");
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cache.walkRight();
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playerPosition.x -= 16;
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clear();drawFromCache();
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});
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entityCache = new Array(64);
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// populate cache with arrays of arrays
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for(let i = 0; i < 64; i++){
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entityCache[i] = new Array(64);
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for(let o = 0; o < 64; o++){
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entityCache[i][o] = " ";
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}
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}
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cache = {
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walkUp: function walkUp(){
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for(let i = 0; i < 64; i++){
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entityCache[i].shift(); // remove leftmost entry
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entityCache[i].push(" "); // add new entry on the right
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// get data from slaveMapper
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let x = playerPosition.x/16 + i;
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let y = playerPosition.y/16+64;
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socket.emit("requestEntity", {x, y, instanceID: getParameterByName("instanceID")});
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}
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},
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walkDown: function walkDown(){
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for(let i = 0; i < 64; i++){
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entityCache[i].pop(); // remove rightmost entry
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entityCache[i].unshift(" "); // add new entry on the left
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// get data from slaveMapper
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let x = playerPosition.x/16 + i;
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let y = playerPosition.y/16;
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socket.emit("requestEntity", {x, y, instanceID: getParameterByName("instanceID")});
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}
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},
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walkLeft: function walkLeft(){
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entityCache.shift();
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entityCache.push(new Array(64));
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// get data from slaveMapper
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// fill in a row on the right side of the screen, that is the bottom of the 1st level array
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for(let i = 0; i < 64; i++){
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let x = playerPosition.x/16 + 64;
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let y = playerPosition.y/16 + i;
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socket.emit("requestEntity", {x, y, instanceID: getParameterByName("instanceID")});
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}
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},
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walkRight: function walkRight(){
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entityCache.pop();
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entityCache.unshift(new Array(64));
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// get data from slaveMapper
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// fill a row on the left side of the screen, that is the top column
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for(let i = 0; i < 64; i++){
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let x = playerPosition.x/16;
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let y = playerPosition.y/16 + i;
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socket.emit("requestEntity", {x, y, instanceID: getParameterByName("instanceID")});
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}
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}
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}
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function drawFromCache(){
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entityCache.forEach(row => {
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row.forEach(doc => {
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if(doc && typeof doc == "object"){
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drawEntity(doc, true);
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}
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});
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});
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}
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function drawEntity(entity, dontCache){
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if(entity.x && entity.y){
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if(!dontCache){
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// cache entity for later draws (like panning)
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if(entity.x - playerPosition.x/16 >= 0 && entity.x - playerPosition.x/16 < 64 && entity.y - playerPosition.y/16 >= 0 && entity.y - playerPosition.y/16 < 64){
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entityCache[entity.x - playerPosition.x/16][entity.y - playerPosition.y/16] = entity;
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}
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}
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if(entity.entity && entity.entity.name && typeof entity.entity.name == "string"){
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let name = entity.entity.name;
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if(!entityImages[name]){
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// download the entityImages and add stuff to queue
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entityImages[name] = {};
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entityImages[name].img = new Image();
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entityImages[name].queue = [];
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entityImages[name].queue.push(entity);
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entityImages[name].loaded = false;
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entityImages[name].img.onload = function(){
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// process queue and display
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console.log("Image loaded!");
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entityImages[name].loaded = true;
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entityImages[name].queue.forEach(entity => {
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entityImages[name].draw(entity);
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});
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entityImages[name].queue = [];
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}
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entityImages[name].draw = function(entity){
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if(this.loaded){
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let name = entity.entity.name;
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let xPos = (entity.x * 16) - playerPosition.x;
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let yPos = (entity.y * 16) - playerPosition.y;
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let rotation = 0;
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if(entity.entity.rot && !isNaN(Number(entity.entity.rot))){
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rotation = entity.entity.rot * 45;
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}
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drawImageWithRotation(ctx, entityImages[name].img, xPos, yPos, 16, 16, rotation);
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//console.log("Drawing "+name+" at X: "+xPos+", Y: "+yPos);
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} else {
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this.queue.push(entity);
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}
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}
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entityImages[name].img.src = getImageFromName(name);
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} else {
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entityImages[name].draw(entity);
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}
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} else {
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// we got an empty coordinate pair, that usually means this tile was occupied before but is empty now
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console.log("Clearing at X: "+entity.x+", Y: "+entity.y);
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ctx.clearRect(entity.x * 16, entity.y * 16, 16, 16);
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}
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} else {
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throw new Error("drawEntity on entity without x and y coordinates")
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}
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}
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function drawChunk(chunk, ctx){
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Object.keys(chunk.dataObject).forEach(xValue => {
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let xRow = chunk.dataObject[xValue];
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Object.keys(xRow).forEach(yValue => {
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let yCell = xRow[yValue];
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if(yCell && yCell.name && yCell.name){
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let img = new Image();
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let xPos = (xValue*16)+(chunk.position.x*64*16)+(64*16*3);
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let yPos = (yValue*16)+(chunk.position.y*64*16)+(64*16);
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img.onload = function() {
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ctx.drawImage(img, xPos, yPos, 16, 16);
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console.log("X: "+xPos+", Y: "+yPos);
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};
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img.src = getImageFromName(yCell.name);
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//img.src = entityImages[yCell.name].src;
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}
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});
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});
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}
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function clear(){
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ctx.clearRect(0, 0, canvas.width, canvas.height);
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}
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/*
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/// ZOOMING AND PANNING COPY PASTA ===============================================
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// View parameters
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var xleftView = 0;
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var ytopView = 0;
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var widthViewOriginal = 1.0; //actual width and height of zoomed and panned display
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var heightViewOriginal = 1.0;
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var widthView = widthViewOriginal; //actual width and height of zoomed and panned display
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var heightView = heightViewOriginal;
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window.addEventListener("load",setup,false);
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function setup() {
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canvas = document.getElementById("canvas");
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ctx = canvas.getContext("2d");
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widthCanvas = canvas.width;
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heightCanvas = canvas.height;
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canvas.addEventListener("dblclick", handleDblClick, false); // dblclick to zoom in at point, shift dblclick to zoom out.
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canvas.addEventListener("mousedown", handleMouseDown, false); // click and hold to pan
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canvas.addEventListener("mousemove", handleMouseMove, false);
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canvas.addEventListener("mouseup", handleMouseUp, false);
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canvas.addEventListener("mousewheel", handleMouseWheel, false); // mousewheel duplicates dblclick function
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canvas.addEventListener("DOMMouseScroll", handleMouseWheel, false); // for Firefox
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draw();
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}*/
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