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PPML

Pixel Place Map Loader

Dieses Skript sollte nicht direkt installiert werden. Es handelt sich hier um eine Bibliothek für andere Skripte, welche über folgenden Befehl in den Metadaten eines Skriptes eingebunden wird // @require https://update.greatest.deepsurf.us/scripts/443803/1050258/PPML.js 

// ==UserScript==
// @name         PPML
// @description  Pixel Place Map Loader
// @version      1.6.2
// @author       0vC4
// @namespace    https://greatest.deepsurf.us/users/670183
// @match        https://pixelplace.io/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=pixelplace.io
// @license      MIT
// @grant        none
// @run-at       document-start
// ==/UserScript==
(() => {
    const PPClient = window.PPClient || {modules:{}};
    window.PPClient = PPClient;
    if ('MapLoader' in PPClient.modules) return;

    const module = {};
    module.map = {};
    module.maps = {};

    module.args = {};
    module.config = ({colors}) => Object.assign(module.args, {colors});

    module.callbacks = [];
    module.subscribe = func => module.callbacks.push(func);

    const Img = window.Image;
    window.Image = function() {
        const img = new Img(...arguments);
  
        Object.defineProperty(img, 'src', {
            enumerable: true,
            configurable: true,
            set(val) {
                this.setAttribute('src', val);
                if (!val.match(/canvas\/\d+\.png\?/)) return;
                const serverId = +val.match(/canvas\/(\d+)\.png\?/)[1];
  
                this.addEventListener('load', () => {
                    const canvas = document.createElement('canvas');
                    canvas.width = this.width;
                    canvas.height = this.height;
  
                    const ctx = canvas.getContext('2d');
                    ctx.drawImage(this, 0, 0);
  
                    const rgba = ctx.getImageData(0, 0, this.width, this.height).data;
                    const pixels = new Uint8Array(rgba.length>>2);
                    for (let i = 0; i < rgba.length; i += 4)
                        pixels[i>>2] = module.args.colors.indexOf((rgba[i]<<16) + (rgba[i+1]<<8) + (rgba[i+2]));
  
                    const {width, height} = this;
                    const map = {
                        pixels, width, height, serverId,
                        get(x,y) {
                            return this.pixels[x+y*this.width];
                        },
                        set(x,y,pixel) {
                            const offset = x+y*this.width;
                            if (this.pixels[offset] == null) return;
                            this.pixels[offset] = pixel;
                        }
                    };
  
                    if (!('serverId' in module.map)) Object.assign(module.map, map);
                    if (!PPClient.map) PPClient.map = map;

                    if (!PPClient.maps) PPClient.maps = {};
                    PPClient.maps[serverId] = map;
                    module.maps[serverId] = map;

                    module.callbacks.map(f => f(module, map));
                });
            }
        });
  
        return img;
    };
    Object.assign(Image, Img);
    for (let k in Img.prototype) try {Image.prototype[k] = Img.prototype[k];} catch (e) {};

    PPClient.modules.MapLoader = module;
})();
// 0vC4#7152