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MyBot Pixel Place Image Loader
Ce script ne devrait pas être installé directement. C'est une librairie créée pour d'autres scripts. Elle doit être inclus avec la commande // @require https://update.greasyfork.org/scripts/479129/1275794/MyBot%20ImageLoader.js
// ==UserScript==
// @name MyBot ImageLoader
// @description MyBot Pixel Place Image Loader
// @version 1.6.2
// @author SamaelWired
// @namespace https://greasyfork.org/tr/users/976572
// @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 MyBot = window.MyBot || { modules: {} };
window.MyBot = MyBot;
if ('ImageLoader' in MyBot.modules) return;
const progressManager = func => {
const callbacks = {};
const root = new Proxy({}, {
get(target, key) {
if (!target[key]) target[key] = callback => (callbacks[key] = callback, root);
return target[key];
}
});
root.start = (...args) => func(callbacks)(...args);
return root;
};
const worker = progressManager(({ progress = () => 0, finish = () => 0 }) =>
(data, func) => {
const worker = new Worker(URL.createObjectURL(new Blob([`
const progress = value => self.postMessage({ progress: true, value });
const finish = value => self.postMessage({ finish: true, value });
onmessage = async ({ data }) => {
await (${func.toString()})(data);
close();
};
`], { type: "text/javascript" })));
worker.addEventListener('message', ({ data }) => data.progress && progress(data.value));
worker.addEventListener('message', ({ data }) => data.finish && finish(data.value));
worker.postMessage(data);
});
const module = {};
module.args = {};
module.config = ({ colors, exclude, zero }) =>
Object.assign(module.args, { colors, exclude, zero });
module.imageToPixels = progressManager(({ progress = () => 0, finish = () => 0, silent = true }) =>
(img, w, h) => {
let { width, height } = img;
if (w != null) width = w;
if (h != null) height = h;
const canvas = document.createElement('canvas');
canvas.width = width;
canvas.height = height;
const ctx = canvas.getContext('2d');
ctx.drawImage(img, 0, 0, width, height);
const rgba = ctx.getImageData(0, 0, width, height).data;
worker.progress(progress).finish(finish).start(
{ rgba, width, height, silent, ...module.args },
async ({ rgba, width, height, silent, colors, exclude, zero }) => {
const palette = [...colors.map(p => exclude.includes(p) ? zero : p)]
.filter(p => p != zero)
.map(clr => [(clr >> 16) & 0xFF, (clr >> 8) & 0xFF, clr & 0xFF]);
const toPixel = (r, g, b) => colors.indexOf(
palette
.map(([r2, g2, b2]) => ((r2 - r) ** 2 + (g2 - g) ** 2 + (b2 - b) ** 2) * 0x1000000 + (r2 << 16) + (g2 << 8) + b2)
.sort((a, b) => a - b)[0] & 0xFFFFFF
);
const pixels = new Uint8Array(rgba.length >> 2);
for (let i = 0; i < rgba.length; i += 4) {
silent || progress(i / rgba.length);
pixels[i >> 2] = rgba[i + 3] >= 0xAA ? toPixel(rgba[i], rgba[i + 1], rgba[i + 2]) : -1;
}
finish([pixels, width, height]);
});
});
module.loadImage = progressManager(({ progress = () => 0, finish = () => 0, silent = true }) =>
(w, h) => {
const dropArea = document.createElement('div');
top.document.body.appendChild(dropArea);
dropArea.style = "width: calc(100% - 2em);height: calc(100% - 2em);position: fixed;left: 0px;top: 0px;background-color: rgba(0, 0, 0, 0.533);z-index: 9999;display: flex;color: white;font-size: 48pt;justify-content: center;align-items: center;border: 3px white dashed;border-radius: 18px;margin: 1em;";
dropArea.textContent = "Drop Image";
dropArea.onclick = e => dropArea.remove();
['dragenter', 'dragover', 'dragleave', 'drop'].forEach(eName =>
dropArea.addEventListener(eName, e => {
e.preventDefault();
e.stopPropagation();
}, false)
);
dropArea.addEventListener('drop', e => {
const reader = new FileReader();
reader.readAsDataURL(e.dataTransfer.files[0]);
reader.onload = e => {
const img = new Image;
img.src = reader.result;
img.onload = e => module.imageToPixels.silent(silent).progress(progress).finish(finish).start(img, w, h);
};
dropArea.remove();
}, false);
});
MyBot.modules.ImageLoader = module;
})();