line

add line

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

Bạn sẽ cần cài đặt một tiện ích mở rộng như Tampermonkey hoặc Violentmonkey để cài đặt kịch bản này.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(Tôi đã có Trình quản lý tập lệnh người dùng, hãy cài đặt nó!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         line
// @include      *
// @supportURL   https://github.com/sxlgkxk/browser_script/issues
// @version      0.2
// @description  add line
// @namespace    http://sxlgkxk.github.io/
// @author       sxlgkxk
// @icon         http://sxlgkxk.github.io/im/avatar.jpg
// @license      MIT
// @grant        GM_getValue
// @grant        GM_setValue
// @grant        GM_xmlhttpRequest
// ==/UserScript==

(function () {

	//-------------------------------- common functions --------------------------------

	function addScript(src) {
		var scripts_dom = document.createElement('script');
		scripts_dom.src = src;
		scripts_dom.type = 'text/javascript';
		document.getElementsByTagName('head')[0].appendChild(scripts_dom);
	}

	function addStyle(html) {
		style = document.createElement("div")
		document.body.before(style)
		style.innerHTML = `<style>` + html + `</style>`
	}

	//-------------------------------- code snippets --------------------------------

	addStyle(`
		#line_button{
			color: #fff;
			background-color: #000;
			border-radius: 5px;
			position: fixed;
			right: 10px;
			width: 50px;
			top: ${document.documentElement["scrollTop"]+window.innerHeight*0.5-25+'px'};
			height: 50px;
			z-index: 99999;
		}
	`)

	//-------------------------------- line dom --------------------------------

	body = document.querySelector('body')
	container = document.createElement('div')
	container.innerHTML = `
		<button id="line_button" onclick="document.addLine()">line</button>
	`
	document.body.before(container)

	function addLine(){
		let line_dom = document.createElement('div')
		line_dom.style.position = 'absolute'
		line_dom.style.top = document.documentElement["scrollTop"]+window.innerHeight*0.5+'px'
		line_dom.style.left = '0'
		line_dom.style.width = '100%'
		line_dom.style.height= '3px'
		line_dom.style.backgroundColor = '#f00'
		line_dom.style.zIndex = '999999'
		console.log(line_dom)
		document.body.appendChild(line_dom)
	}
	document.addLine = addLine

})();