MyShowBox

显示图片的库

このスクリプトは単体で利用できません。右のようなメタデータを含むスクリプトから、ライブラリとして読み込まれます: // @require https://update.greasyfork.org/scripts/515677/1477314/MyShowBox.js

このスクリプトの質問や評価の投稿はこちら通報はこちらへお寄せください。
// ==UserScript==
// @name         MyShowBox
// @version      2024.11.4
// @description  显示图片的库
// @author       You
// @grant        none
// @grant        GM_getValue
// @grant        GM_setValue
// @grant        GM_deleteValue
// @grant        GM_download
// @require https://update.greasyfork.org/scripts/480132/1476440/Get_all_img_Library.js
// @require https://update.greasyfork.org/scripts/515674/1477309/MyDownloader.js
// ==/UserScript==

/**
 * 把图片全部添加到一个Showbox里的类,只能new一次
 * @class
 * @example
 const showBox = new ShowBox();
 showBox.Add(imgs);
 
 @ps Add函数只能调用一次
*/
function ShowBox(){
	let imgs = null;
	let num = 10;
	let showNum = num;
	let nowIndex = 0;
	/**
	 * @type {Downloader}
	*/
	let downloader = window?.Downloader ? new window.Downloader() : (() => { throw new DOMException("Downloader does not exist"); })();
	let box = $('.clickShowBox').length > 0 ? $('.clickShowBox') : CreateShowBox()
	downloader.downloadType.value="GM_download";
	
	this.downloader = {get obj(){return downloader;}}
	/**
	 * 把图片全部添加到一个Showbox里
	 * @example Add(imgs)
	 * @param {JQuery} iimgs
	 * @ps 只能调用一次,等图片获取完了再调用
	*/
	this.Add = (iimgs)=>{
		imgs = iimgs;
		AddImgs();
	}
	
	/**
	 * @example controlType = "mouse"
	*/
	this.controlType = "mouse";
	
	/**
	 * 设置一次预加载多少图片,默认是10
	 * @example SetShowNum = 20
	 * @param {number} n 
	 * @ps 未加载的图片src为空,只有small_src和big_src
	*/
	this.SetShowNum = (n) => {showNum = num = n;}
	
	/**
	 * @param {string} type - {GM_download / atag / blob}
	*/
	this.Set_donwloadType = (type)=>{downloader.downloadType=type;}

	/**
	 * 重写下载图片的方法
	 * @example SetDonloadFunction((imgs)=>{...})
	 * @param {function(JQuery)} foo - (imgs)=>{}
	*/
	this.SetDonloadFunction = (foo)=>{downloader.Download_img = foo;}
	
	function AddImgs(){
		imgs.each(function(){
			const item = $('<div class="item"></div>')
				.append($('<img>').attr({'small_src':this.src,src:"",'big_src':$(this).attr('big_src')}));
			$('.clickShowBox').append(item);
		})
		ClickShowNext({img:$('img'),onlyDown:false});
	}
	function CreateShowBox(){
		let box = `
		<div class="clickShowBox">
			<p class="pages">1/10</p>
			<button class="close">x</button>
			<div class="downloadBU">
				<button class="download">↓</button>
				<button class="downloadall">↓↓</button>
			</div>
		</div>
		<div class="clickShowBox_ShowBu"></div>
		`
		box = $(box);
		$('body').prepend(box);
		
		$('.clickShowBox .close').click(function(){
			$('.clickShowBox').fadeOut();
			$('.clickShowBox_ShowBu').show()
		})
		$('.clickShowBox_ShowBu').click(function(){
			$('.clickShowBox').fadeIn();
			$(this).hide();
			Show_imgs(num);
		})
		$('.clickShowBox .download').click(function(){
			BU_nomal($(this))
			const img = $('.clickShowBox .item img').eq(nowIndex);
			let src = img[0].src;
			if(img.attr('big_src')){
				src = img.attr('big_src');
				img[0].src = src;
			}
			let name = document.title + new Date().getTime() + src.match(/\.jpg|\.jpeg|\.webp|\.png/g)[0];
			if(img.attr('name')){
				name = img.attr('name');
			}
			BU_busy($(this))
			try{
				GM_download({
					url:src,
					name:name,
					onload:function(){
						BU_done($('.download'));
					},
					error:function(){
						BU_error($('.download'));
					}
				})
			}catch(error){
				console.log(error);
				BU_error($('.download'));
			}
		})
		
		$('.clickShowBox .downloadall').click(function(){
			BU_busy($(this));
			try{
				console.log(downloader)
				downloader?.Download_img($('.clickShowBox .item img').clone());
			}catch(error){
				console.log(error);
				BU_error($(this));
			}
		})
		downloader.AllComplete(()=>{
			BU_done($('.clickShowBox .downloadall'));
		});
		downloader.OneSuccess((img)=>{
			$('.clickShowBox .item img').filter(function(){return $(this).attr('big_src')||$(this).attr('small_src') == img[0].src})
										.attr('src',img[0].src);
		});
		Add_ClickShowBox_css();
		$('.clickShowBox').hide();
		Add_keyControl()
		return box;
	}
	
	function Add_ClickShowBox_css(){
		let css = `
		.clickShowBox{
			width: 100%;
			height: 100vh;
			background-color: #2d2d2d;
			overflow: hidden;
			border-radius: 0vw;
			position: fixed;
			z-index: 9999;
		}
		.clickShowBox .item{
			width: 100%;
			height: 100%;
			background-color: #2D2D2D;
			display: flex;
			align-items: center;
			justify-content: center;
		}
		.clickShowBox .item img{
			max-width: 100%;
			height: auto;
			max-height: 100%;
		}
		.clickShowBox .pages{
			font-size: 5vw;
			color: rgba(255,255,255,0.5);
			position: fixed;
			top: 1.5vw;
			margin: 2vw;
			right:12vw
		}
		.clickShowBox .close{
			width: 10vw;
			height:10vw;
			font-size: 6vw;
			border-radius: 10vw;
			background-color: rgba(255,255,255,0.1);
			color: rgba(255,255,255,0.1);
			position: fixed;
			right: 0;
			top:0;
			margin: 2vw;
			font-weight: bold;
			border: none;
		}
		.clickShowBox .close:active{
			filter:invert(100%);
		}
		.clickShowBox .downloadBU{
			display: flex;
			flex-direction: row;
			position: fixed;
			bottom:0;
		}
		.clickShowBox .download
		,.clickShowBox .downloadall{
			width: 10vmin;
			height: 10vmin;
			font-size: 5vmin;
			border-radius: 2vmin;
			background-color: #ff8a17;
			color: white;
			margin: 0 0 2vw 2vw;
			border: none;
			opacity: .4;
			position: relative;
		}
		.clickShowBox .download:active
		,.clickShowBox .downloadall:active{
			opacity: .6;
		}
		.clickShowBox .busy{
			animation: BU_busy infinite 1s linear;
		}
		@keyframes BU_busy{
			0%{top:0}
			25%{top:2vw}
			75%{top:-2vw}
			100%{top:0}
		}
		.clickShowBox .error{
			background-color: red;
		}
		.clickShowBox_ShowBu{
			width: 10vw;
			height: 10vw;
			border-radius: 10vw;
			background-color: orange;
			position: fixed;
			bottom: 30%;
			right: -5vw;
			z-index: 999999;
			display: flex;
			align-items: center;
			justify-content: center;
	
		}
		.clickShowBox_ShowBu::after{
			content: "";
			width: 70%;
			height: 70%;
			background-image: url('data:image/svg+xml;utf8,<svg width="10" height="10" xmlns="http://www.w3.org/2000/svg"><path d="M 10 10 L 0 5 L 10 0 Z" fill="White"/></svg>');
			background-size: cover;
			background-repeat: no-repeat;
			transform: scaleX(0.8);
		}
		`
		Add_css(css)
	}
	function BU_busy(bu){
		bu.addClass('busy');
	}
	function BU_done(bu){
		bu.removeClass('busy');
	}
	function BU_error(bu){
		bu.removeClass('busy');
		bu.addClass('error');
	}
	function BU_nomal(bu){
		bu.removeClass('busy').removeClass('error');
	}
	
	function Add_keyControl(){
		let downItem = $('<button><button>').click(function(){
			simulateClick($(window).width()/2,$(window).height()*0.8);
		})
		let upItem = $('<button><button>').click(function(){
			simulateClick($(window).width()/2,$(window).height()*0.2);
		})
		window?.GAIL?.AddKeyControl(downItem,upItem,null,null,true);
	}
	
	function ClickShowNext({img,onlyDown}){
		if(!$){return;}
		if(img.length<=1){console.log('only one img');return;}
		let item = $('.clickShowBox .item');
		$('.clickShowBox .pages').text(1+"/"+item.length);
		item.on("touchstart mousedown",function(event){
			let y = event.clientY;
			let index = item.index($(this));
			index = !onlyDown && y<$(this).height()/2 ? index-1:index+1;
			index = index>=0?Math.min(index,item.length-1):0
			item.eq(index)[0].scrollIntoView();
			$('.clickShowBox .pages').text((index+1)+"/"+item.length);
			nowIndex = index;
			Show_imgs(showNum);
		});
	}
	function Show_imgs(i){
		let img = $('.clickShowBox .item img[small_src][src=""]');
		let start = Math.max(0,nowIndex-i);
		let end = Math.min(img.length,nowIndex+i);
		img.slice(start,end).each(function(){
			this.src = $(this).attr('small_src');
		});
		console.log(`${start} ${end} ${img.length}`)
	}
	function Add_css(cssString){
		var style = document.createElement('style');
		style.type = 'text/css';
		style.innerHTML = cssString;
		document.body.appendChild(style);
	}
}

window.ShowBox = ShowBox;