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tg.html

ce9a081 over 1 year ago

28.6 kB

	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="UTF-8">
	<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
	<title>蒙版王</title>
	<style>
	/* 适用于手机的样式 */
	@media (max-width: 767px) {
	body {
	--bg-color: var(--tg-theme-bg-color);
	font: 12px/18px "Lucida Grande", "Lucida Sans Unicode", Arial, Helvetica, Verdana, sans-serif;
	background-color: var(--bg-color);
	color: var(--tg-theme-text-color);

	width: 350;
	margin: 0 auto; /* 水平居中 */
	}
	#canvas {
	border: 1px solid #000;
	width: 100%;
	height: auto;
	}
	html, body {
	overflow-x: hidden;
	}
	#uploadButton{
	width: 80%;
	}
	#save{
	width: 20%;
	}
	.myDiv {
	width: 98%;
	display: flex;
	flex-direction: row;
	justify-content: flex-start;
	margin: 0px 1%;
	flex-wrap: wrap;
	}
	.myDiv1 {
	width: 98%;
	display: flex;
	flex-direction: row;
	justify-content: flex-start;
	margin: 0px 1%;
	}
	.overlay {
	left: 20px;
	}
	}
	/* 适用于电脑的样式 */
	@media (min-width: 768px) {
	#canvas {
	border: 1px solid #000;
	width: auto;
	height: auto;
	}
	.myDiv {
	display: flex;
	flex-direction: row;
	justify-content: center;
	margin: 0 100px;
	width: 512px;
	flex-wrap: wrap;
	}
	.myDiv1 {
	display: flex;
	flex-direction: row;
	justify-content: center;
	margin: 0 100px;
	width: 512px;
	}
	.overlay {
	left: 100px;
	}
	}
	#circle {
	position: absolute;
	width: 10px;
	height: 10px;
	border-radius: 50%;
	border: 2px solid red;
	background-color: transparent;
	transition: opacity 1s;
	pointer-events: none;
	}
	.show {
	opacity: 1;
	}
	.hide {
	opacity: 0;
	}
	.overlay {
	position: absolute;
	top: 82px;
	z-index: 10;
	/* 设置悬浮控件的样式和尺寸 */
	/* 可以使用 z-index 属性来控制层叠顺序 */
	}
	</style>
	</head>
	<body>
	<div class="myDiv1">
	<button id="uploadButton" style="display: None;">
	选择图片
	<input type="file" id="upload" accept="image/*" style="position: absolute; top: 0; left: 0; width: 98%; height: 100%; opacity: 0; cursor: pointer;">
	</button>
	<button id="save" style="height: 50px;display: None">保存蒙版</button>
	<button id="saveToClipboard" style="height: 50px;box-sizing: border-box; padding: 10px; width: 98%; font-size: 16px; height: 50px;
	line-height: 30px; overflow: hidden; position: relative;">上传蒙版 Upload mask</button>
	</div>
	<div class="myDiv" id="tools">
	<input type="range" id="brushSizeSlider" style="width: 100%" value="40" min="1" max="150" step="1" >
	</div>
	<br>
	<br>
	<div class="myDiv" id="myImg1">
	<canvas id="canvas"></canvas>
	<br>
	<img id="outputImg" ></img>
	</div>
	<div class="overlay" style="display: flex; flex-direction: row; align-items: flex-start;">
	<label style="margin-bottom: 10px;">
	<input type="radio" name="editMode" value="draw" checked> 画笔模式
	</label>
	<label style="margin-bottom: 10px;">
	<input type="radio" name="editMode" value="erase"> 擦除模式
	</label>
	<label>
	<input type="radio" name="editMode" value="select"> 不编辑
	</label>
	</div>
	<div id="circle" style="width: 20px; height: 20px; border-radius: 50%; border: 2px solid red;"></div>
	<script src="https://telegram.org/js/telegram-web-app.js"></script>
	<script>
	// Init TWA
	Telegram.WebApp.ready();
	Telegram.WebApp.expand();
	Telegram.WebApp.enableClosingConfirmation()
	Telegram.WebApp.HapticFeedback.impactOccurred("medium");
	// Event occurs whenever theme settings are changed in the user's Telegram app (including switching to night mode).
	Telegram.WebApp.onEvent('themeChanged', function() {
	document.documentElement.className = Telegram.WebApp.colorScheme;
	});
	function getQueryParameter(name) {
	const urlParams = new URLSearchParams(window.location.search);
	return urlParams.get(name);
	}
	async function uploadMask(base64String) {
	const response = await fetch('https://api.imgur.com/3/image', {
	method: 'POST',
	headers: {
	'Authorization': 'Client-ID 955c061744537ff',
	'Content-Type': 'application/json',
	},
	body: JSON.stringify({ image: base64String }),
	});
	const r = await response.json()
	return r.data.link;
	}
	window.onerror = function (message, source, lineno, colno, error) {
	const errorData = {
	message: message,
	source: source,
	lineno: lineno,
	colno: colno,
	stack: error ? error.stack : null
	};
	console.error("JavaScript Error:", errorData);
	// 使用 Fetch API 上传错误信息
	fetch('/log-error', {
	method: 'POST',
	headers: {
	'Content-Type': 'application/json'
	},
	body: JSON.stringify(errorData)
	});
	};
	window.onload = function() {
	var canvas = document.getElementById('canvas');
	var context = canvas.getContext('2d');
	var image = document.getElementById('outputImg');
	var imageMask = new Image();
	var maskData = null;
	var isDrawing = false;
	var brushSize = 40;
	var intervalHandel = null;
	var brushSizeSlider = document.getElementById('brushSizeSlider');
	var editModeRadios = document.getElementsByName('editMode');
	var selectedMode = "draw";
	var isRotate = false;
	function isMobile() {
	return (/Android\|webOS\|iPhone\|iPad\|iPod\|BlackBerry\|IEMobile\|Opera Mini/i.test(navigator.userAgent));
	}
	for (var i = 0; i < editModeRadios.length; i++) {
	editModeRadios[i].addEventListener('change', function() {
	// 获取选中的编辑模式值
	selectedMode = this.value;
	drawImagesInterval(100);
	});
	}
	brushSizeSlider.addEventListener('input', function() {
	brushSize = parseInt(this.value);
	setCircleSize(brushSize);
	if (isMobile()){
	var canvasRect = canvas.getBoundingClientRect();
	var scaleX = canvas.width / canvasRect.width;
	showCircle(175 + window.scrollX, 200 + window.scrollY, scaleX);
	}
	});
	function resizeImage(img,s,resizedImage) {
	var maxWidth = s; // 最大宽度
	var maxHeight = s; // 最大高度
	var width = img.width;
	var height = img.height;
	if (width/height < 4/3 && width <= maxWidth && height <= maxHeight) {
	return false;
	}
	if (!isMobile() && width <= maxWidth && height <= maxHeight) {
	return false;
	}
	if (width > maxWidth \|\| height > maxHeight \|\| width/height >= 4/3) {
	var ratio = Math.max(maxWidth / width, maxHeight / height);
	if (width <= maxWidth && height <= maxHeight){
	ratio = 1;
	}
	width = Math.floor(width * ratio);
	height = Math.floor(height * ratio);
	var tempCanvas = document.createElement('canvas');
	tempCanvas.width = width;
	tempCanvas.height = height;
	var ctx = tempCanvas.getContext('2d');
	isRotate = false;
	if (width/height >= 4/3 && isMobile()){
	tempCanvas.height = width;
	tempCanvas.width = height;
	ctx.clearRect(0, 0, tempCanvas.width, tempCanvas.height);
	ctx.save();
	ctx.translate(tempCanvas.width / 2, tempCanvas.height / 2);
	ctx.rotate(Math.PI / 2);
	ctx.drawImage(img, -img.width / 2, -img.height / 2);
	ctx.restore();
	isRotate = true;
	}
	else {
	ctx.drawImage(img, 0, 0, width, height);
	}
	resizedImage.src = tempCanvas.toDataURL();
	return true;
	}
	return false;
	}

	function drawImages() {
	context.clearRect(0, 0, canvas.width, canvas.height);
	context.putImageData(maskData,0,0);
	if (selectedMode == "select") {
	return;
	}
	context.globalAlpha = 0.75; // 设置透明度为0.5
	context.drawImage(image, 0, 0);
	//context.drawImage(imageMask, 0, 0);
	context.globalAlpha = 1; // 恢复透明度为1
	}
	function drawImagesInterval(t) {
	if (intervalHandel != null){
	drawImagesTimeOut(100);
	window.clearInterval(intervalHandel);
	intervalHandel = null;
	}
	intervalHandel = window.setInterval(function() {drawImages();}, t);
	}
	window.addEventListener('scroll', function(event) {
	var scrollTop = window.pageYOffset \|\| document.documentElement.scrollTop;
	var overlay = document.querySelector(".overlay");
	overlay.style.top = (scrollTop + 82) + "px";
	});
	function stopDrawImagesInterval() {
	if (intervalHandel != null){
	drawImagesTimeOut(100);
	window.clearInterval(intervalHandel);
	intervalHandel = null;
	}
	}
	function drawImagesTimeOut(t) {
	window.setTimeout(function() {drawImages();}, t);
	}
	function getImageDataB(img) {
	context.clearRect(0, 0, canvas.width, canvas.height);
	var width = image.width;
	var height = image.height;
	canvas.width = width;
	canvas.height = height;
	context.drawImage(img, 0, 0);
	var imageData = context.getImageData(0, 0, width, height);
	return imageData;
	}
	function getImageData(img) {
	var tempCanvas = document.createElement('canvas');
	tempCanvas.width = canvas.width;
	tempCanvas.height = canvas.height;
	var tempContext = tempCanvas.getContext('2d');
	var width = image.width;
	var height = image.height;
	tempCanvas.width = width;
	tempCanvas.height = height;
	tempContext.drawImage(img, 0, 0);
	var imageData = tempContext.getImageData(0, 0, width, height);
	return imageData;
	}
	function createMaskImageData(width, height) {
	// 创建一个新的ImageData对象
	var imageData = new ImageData(width, height);
	// 获取像素数据
	var data = imageData.data;
	// 将每个像素设置为黑色
	for (var i = 0; i < data.length; i += 4) {
	data[i] = 0; // 设置红色通道
	data[i + 1] = 0; // 设置绿色通道
	data[i + 2] = 0; // 设置蓝色通道
	data[i + 3] = 255; // 设置透明度通道（不透明）
	}
	return imageData;
	}
	function getImageDataUrl(imageData) {
	var tempCanvas = document.createElement('canvas');
	tempCanvas.width = canvas.width;
	tempCanvas.height = canvas.height;
	var tempContext = tempCanvas.getContext('2d');
	tempContext.putImageData(imageData, 0, 0);
	return tempCanvas.toDataURL();
	}
	async function loadImageFromUrl0(imageUrl) {
	const dataUrl = await convertImageUrlToDataUrl(imageUrl);
	await loadImageFromUrl(dataUrl);
	}
	async function loadImageFromUrl(dataUrl) {
	image.crossOrigin='anonymous';
	image.onload = function() {
	var resizedImage = new Image();
	resizedImage.onload = _ok;
	function _ok(event){
	image = resizedImage;
	canvas.width = resizedImage.width;
	canvas.height = resizedImage.height;
	maskData = createMaskImageData(image.width,image.height);
	imageMask.src = getImageDataUrl(maskData);
	drawImagesTimeOut(100);
	}
	if (!resizeImage(image,512,resizedImage)) {
	canvas.width = image.width;
	canvas.height = image.height;
	maskData = createMaskImageData(image.width,image.height);
	imageMask.src = getImageDataUrl(maskData);
	drawImagesTimeOut(100);
	}
	}
	image.src = dataUrl;
	}
	/*

	function handleImageLoad(image) {
	var resizedImage = new Image();
	resizedImage.onload = function() {
	image = resizedImage;
	canvas.width = resizedImage.width;
	canvas.height = resizedImage.height;
	maskData = createMaskImageData(image.width, image.height);
	imageMask.src = getImageDataUrl(maskData);
	drawImagesTimeOut(100);
	}

	if (!resizeImage(image, 512, resizedImage)) {
	canvas.width = image.width;
	canvas.height = image.height;
	maskData = createMaskImageData(image.width, image.height);
	imageMask.src = getImageDataUrl(maskData);
	drawImagesTimeOut(100);
	}
	}
	// 监听文件选择
	function handleFile(file) {
	var reader = new FileReader();
	reader.onload = function(event) {
	var image = new Image();
	image.onload = function() {
	handleImageLoad(image);
	}
	image.src = event.target.result;
	}
	reader.readAsDataURL(file);
	}
	*/
	function handleFile(file) {
	var reader = new FileReader();
	reader.onload = function(event) {
	image.onload = function() {
	var resizedImage = new Image();
	resizedImage.onload = _ok;
	function _ok(event){
	image = resizedImage;
	canvas.width = resizedImage.width;
	canvas.height = resizedImage.height;
	maskData = createMaskImageData(image.width,image.height);
	imageMask.src = getImageDataUrl(maskData);
	drawImagesTimeOut(100);
	}
	if (!resizeImage(image,512,resizedImage)) {
	canvas.width = image.width;
	canvas.height = image.height;
	maskData = createMaskImageData(image.width,image.height);
	imageMask.src = getImageDataUrl(maskData);
	drawImagesTimeOut(100);
	}
	}
	image.src = event.target.result;
	console.log(image.src);
	}
	reader.readAsDataURL(file);
	}

	// 上传图片
	document.getElementById("upload").addEventListener('change', function(e) {
	var file = e.target.files[0];
	handleFile(file);
	});

	// 添加拖拽文件事件监听
	document.addEventListener('dragover', function(e) {
	e.preventDefault();
	});
	document.addEventListener('drop', function(e) {
	e.preventDefault();
	// 获取拖拽事件中的文件对象
	var file = e.dataTransfer.files[0];
	// 执行与文件上传按钮相同的操作
	handleFile(file);
	});

	function inRect(x,y,rect){
	return (
	x >= rect.left &&
	x <= rect.right &&
	y >= rect.top &&
	y <= rect.bottom
	);
	}
	function calcCanvasOffset(e,canvas) {
	var canvasRect = canvas.getBoundingClientRect();
	var scaleX = canvas.width / canvasRect.width;
	var scaleY = canvas.height / canvasRect.height;
	var offsetX = (e.clientX - canvasRect.left) * scaleX;
	var offsetY = (e.clientY - canvasRect.top) * scaleY;
	return [offsetX,offsetY,scaleX,scaleY];
	}
	// 开始绘制
	function onTouchDown(e) {
	if (selectedMode == "select") {
	return;
	}
	var canvasRect = canvas.getBoundingClientRect();
	var [offsetX,offsetY,scaleX,scaleY] = calcCanvasOffset(e,canvas);
	//console.log([offsetX,offsetY,scaleX,scaleY]);
	if (!inRect(e.clientX,e.clientY,canvasRect)){
	return;
	}
	if (draw(offsetX, offsetY)) {
	isDrawing = true;
	drawImagesInterval(100);
	}
	}
	document.addEventListener('touchstart', function(event) {
	var touch = event.touches[0];
	onTouchDown(touch);
	});
	document.addEventListener('mousedown',function(event){
	onTouchDown(event);
	} );
	// 结束绘制
	document.addEventListener('mouseup', function() {
	isDrawing = false;
	stopDrawImagesInterval();
	});
	// 绘制中
	function onMove(e) {
	var [offsetX,offsetY,scaleX,scaleY] = calcCanvasOffset(e,canvas);
	if (/Android\|webOS\|iPhone\|iPad\|iPod\|BlackBerry\|IEMobile\|Opera Mini/i.test(navigator.userAgent)) {
	showCircle(e.clientX + window.scrollX, e.clientY + window.scrollY, scaleX);
	} else {
	showCircle(e.clientX + window.scrollX, e.clientY + window.scrollY, scaleX);
	}
	var canvasRect = canvas.getBoundingClientRect();
	if (isDrawing) {
	//console.log('onMove1');
	if (!inRect(e.clientX,e.clientY,canvasRect)){
	return;
	}
	draw(offsetX, offsetY);
	}
	}
	canvas.addEventListener('touchmove', function(event) {
	if (selectedMode == "select") {
	return;
	}
	event.preventDefault();
	var touch = event.touches[0];
	onMove(touch);
	}, { passive: false });
	if (!isMobile()) {
	document.addEventListener('mousemove', function(event){
	onMove(event);
	});
	}


	// 绘制函数
	function draw(x, y) {
	if (selectedMode == "selected") {
	return false;
	}
	if (maskData == null) {
	return false;
	}
	var data = maskData.data;
	var brushRadius = brushSize / 2;

	for (var i = -brushRadius; i <= brushRadius; i++) {
	for (var j = -brushRadius; j <= brushRadius; j++) {
	var pixelX = Math.round(x + i);
	var pixelY = Math.round(y + j);

	if (pixelX < 0 \|\| pixelX >= canvas.width \|\| pixelY < 0 \|\| pixelY >= canvas.height) {
	continue;
	}
	var distance = Math.sqrt((pixelX - x) * (pixelX - x) + (pixelY - y) * (pixelY - y));
	if (distance > brushRadius) {
	continue;
	}
	var index = (pixelY * canvas.width + pixelX) * 4;
	if (selectedMode == "draw"){
	data[index] = 255; // 设置红色通道为最大值，即白色
	data[index + 1] = 255; // 设置绿色通道为最大值，即白色
	data[index + 2] = 255;
	}
	else {
	data[index] = 0; // 设置红色通道为最大值，即白色
	data[index + 1] = 0; // 设置绿色通道为最大值，即白色
	data[index + 2] = 0;
	}

	//data[index + 3] = 128;
	}
	}
	//imageMask.src = getImageDataUrl(maskData);
	return true;
	}
	function generateRandomFileName() {
	var characters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
	var length = 10; // 文件名长度
	var fileName = '';
	for (var i = 0; i < length; i++) {
	var randomIndex = Math.floor(Math.random() * characters.length);
	fileName += characters.charAt(randomIndex);
	}
	return fileName;
	}
	function rotateImageData(imageData) {
	const { width, height } = imageData;
	const rotatedData = new Uint8ClampedArray(width * height * 4);

	for (let y = 0; y < height; y++) {
	for (let x = 0; x < width; x++) {
	const srcIndex = (x + y * width) * 4;
	const destIndex = ((width - x - 1) * height + y) * 4;

	rotatedData[destIndex] = imageData.data[srcIndex];
	rotatedData[destIndex + 1] = imageData.data[srcIndex + 1];
	rotatedData[destIndex + 2] = imageData.data[srcIndex + 2];
	rotatedData[destIndex + 3] = imageData.data[srcIndex + 3];
	}
	}

	return new ImageData(rotatedData, height, width);
	}

	function openImageInNewTab(dataUrl) {
	const newTab = window.open();
	newTab.document.write('<html><body style="margin: 0;"><img src="' + dataUrl + '"></body></html>');
	newTab.document.close();
	}
	function saveImageAsFile(dataUrl, filename) {
	// 将 Data URL 转换为 Blob 对象
	const blob = dataURLToBlob(dataUrl);

	// 创建一个链接元素
	const link = document.createElement('a');
	link.href = URL.createObjectURL(blob);
	link.download = filename;

	// 模拟点击下载链接
	link.click();

	// 释放 URL 对象
	URL.revokeObjectURL(link.href);
	}

	function dataURLToBlob(dataUrl) {
	console.log(dataUrl);
	const commaIndex = dataUrl.indexOf(',');
	const mime = dataUrl.substring(5, commaIndex);
	const base64Data = dataUrl.substring(commaIndex + 1);
	const byteCharacters = atob(base64Data);
	const byteNumbers = new Array(byteCharacters.length);

	for (let i = 0; i < byteCharacters.length; i++) {
	byteNumbers[i] = byteCharacters.charCodeAt(i);
	}

	const byteArray = new Uint8Array(byteNumbers);

	return new Blob([byteArray], { type: mime });
	}

	document.getElementById('saveToClipboard').addEventListener('click',async function() {
	var data = maskData.data;
	var tempCanvas = document.createElement('canvas');
	var ctx = tempCanvas.getContext('2d');
	if (isRotate == true){
	var rData = rotateImageData(maskData);
	tempCanvas.height = maskData.width;
	tempCanvas.width = maskData.height;
	ctx.putImageData(rData, 0, 0);
	}
	else {
	tempCanvas.width = canvas.width;
	tempCanvas.height = canvas.height;
	ctx.putImageData(maskData, 0, 0);
	}
	//await navigator.clipboard.writeText(tempCanvas.toDataURL("image/jpeg", 0.9));
	const response = await fetch(tempCanvas.toDataURL("image/png"));
	const blob = await response.blob();
	const item = new ClipboardItem({ [blob.type]: blob });
	await navigator.clipboard.write([item]);

	const img = document.getElementById('outputImg');
	img.src = tempCanvas.toDataURL("image/jpeg");
	const base64String = img.src.split(',')[1];
	const response2 = await fetch(
	'/uploadVPMask/' + Telegram.WebApp.initDataUnsafe.user.id,{
	//'https://api.imgur.com/3/image', {
	method: 'POST',
	headers: {
	'Authorization': 'Client-ID 955c061744537ff',
	'Content-Type': 'application/json',
	},
	body: JSON.stringify({ image: base64String }),
	});
	/*const r = await response2.json();
	img.src = r.data.link;
	//Telegram.WebApp.sendData("" + Telegram.WebApp.initDataUnsafe.user.id + ";" + r.data.link);
	const script = document.createElement('script');
	script.src = "https://telegram.org/js/telegram-widget.js?22";
	script.setAttribute('data-telegram-share-url', r.data.link);
	script.async = true;
	*/
	const myImg1 = document.getElementById('myImg1');
	const firstChild = myImg1.firstChild;
	let sendback = document.createElement('a');
	sendback.href = 'https://t.me/ainudevideo_bot?start=mask_ok';// + r.data.link;
	sendback.textContent = 'sendback';
	sendback.click();
	sendback.innerHTML = "如果点击按钮没有反应,请点这个链接 If there is no response when clicking the button, please click on this link";
	myImg1.insertBefore(sendback, firstChild);
	//Telegram.WebApp.close();
	});

	// 保存蒙版
	document.getElementById('save').addEventListener('click', function() {
	var data = maskData.data;
	var tempCanvas = document.createElement('canvas');
	var ctx = tempCanvas.getContext('2d');
	if (isRotate == true){
	var rData = rotateImageData(maskData);
	tempCanvas.height = maskData.width;
	tempCanvas.width = maskData.height;
	ctx.putImageData(rData, 0, 0);
	}
	else {
	tempCanvas.width = canvas.width;
	tempCanvas.height = canvas.height;
	ctx.putImageData(maskData, 0, 0);
	}
	var link = document.createElement('a');
	link.href = tempCanvas.toDataURL("image/jpeg", 0.9);
	link.download = 'mask_' + generateRandomFileName() + '.jpg';
	link.click();
	var oldMode = selectedMode;
	selectedMode = "select";
	drawImages();
	selectedMode = oldMode;
	//saveImageAsFile(tempCanvas.toDataURL("image/jpeg", 0.9),'mask_' + generateRandomFileName() + '.jpg');
	//openImageInNewTab(tempCanvas.toDataURL("image/jpeg", 0.9));
	});
	// 获取圆圈元素
	var circle = document.getElementById('circle');

	// 根据 brushSize 设置圆圈大小
	function setCircleSize(brushSize) {
	}

	// 在屏幕上显示圆圈
	function showCircle(x, y, scale) {
	circle.style.left = (x - brushSize/scale/2) + 'px';
	circle.style.top = (y - brushSize/scale/2) + 'px';
	circle.style.width = (brushSize / scale) + 'px';
	circle.style.height = (brushSize / scale) + 'px';
	circle.classList.add('show');
	circle.classList.remove('hide');

	// 过一秒后隐藏圆圈
	setTimeout(hideCircle, 1000);
	}

	// 隐藏圆圈
	function hideCircle() {
	circle.classList.remove('show');
	circle.classList.add('hide');
	}

	// 手机平台点击事件处理函数
	function handleTouchStart(e) {
	// 只处理单指触摸事件
	if (e.touches.length === 1) {
	var touch = e.touches[0];
	var x = touch.clientX;
	var y = touch.clientY;
	var [offsetX,offsetY,scaleX,scaleY] = calcCanvasOffset(touch,canvas);
	// 在屏幕上显示圆圈
	showCircle(x + window.scrollX, y + window.scrollY, scaleX);
	}
	}
	async function convertImageUrlToDataUrl(imageUrl) {
	const response = await fetch(imageUrl);
	const blob = await response.blob();
	return new Promise((resolve, reject) => {
	const reader = new FileReader();
	reader.onloadend = () => resolve(reader.result);
	reader.onerror = (error) => reject(`Error reading blob: ${error}`);
	reader.readAsDataURL(blob);
	});
	}

	// 初始化圆圈大小
	setCircleSize(brushSize);
	hideCircle();
	// 设置事件监听
	//setEventListeners();
	//const imageUrl = getQueryParameter('imageUrl');
	//const imageUrl = 'https://i.imgur.com/' + Telegram.WebApp.initDataUnsafe.user.id + '.jpeg';
	const imageUrl = '/getVPImage/' + Telegram.WebApp.initDataUnsafe.user.id;
	if (imageUrl) {
	loadImageFromUrl(imageUrl);
	}


	}
	</script>
	<!-- Eruda is console for mobile browsers -->
	<!-- <script src="https://cdn.jsdelivr.net/npm/eruda"></script> -->
	<!-- <script>eruda.init();</script> -->
	</body>
	</html>