drawflow.js实现一个拖拽绘制流程图效果代码
代码语言：html
所属分类：其他
代码描述：drawflow.js实现一个拖拽绘制流程图效果代码
下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Drawflow | Simple Flow program libray</title>
<meta name="description" content="Simple library for flow programming. Drawflow allows you to create data flows easily and quickly.">
</head>
<body>
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/drawflow.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/js/all.min.js" integrity="sha256-KzZiKy0DWYsnwMF+X1DvQngQ2/FxF7MF3Ff72XcpuPs=" crossorigin="anonymous"></script>
<link type="text/css" rel="stylesheet" href="//repo.bfw.wiki/bfwrepo/css/drawflow.min.css">
<style>
:root {
--border-color: #cacaca;
--background-color: #ffffff;
--background-box-title: #f7f7f7;
}
html, body {
margin: 0px;
padding: 0px;
width: 100vw;
height: 100vh;
overflow: hidden;
font-family: 'Roboto', sans-serif;
}
header {
height: 66px;
border-bottom: 1px solid var(--border-color);
padding-left: 20px;
}
header h2 {
margin: 0px;
line-height: 66px;
}
header a {
color: black;
}
.them-edit-link {
position: absolute;
top: 10px;
right: 100px;
color: black;
font-size: 40px;
}
.them-edit-link a {
text-decoration: none;
}
.github-link{
position: absolute;
top: 10px;
right: 20px;
color: black;
}
.wrapper {
width: 100%;
height: calc(100vh - 67px);
display: flex;
}
.col {
overflow: auto;
width: 300px;
height: 100%;
border-right: 1px solid var(--border-color);
}
.drag-drawflow {
line-height: 50px;
border-bottom: 1px solid var(--border-color);
padding-left: 20px;
cursor: move;
user-select: none;
}
.menu {
position: absolute;
height: 40px;
display: block;
background: white;
width: 100%;
}
.menu ul {
padding: 0px;
margin: 0px;
line-height: 40px;
}
.menu ul li {
display: inline-block;
margin-left: 10px;
border-right: 1px solid var(--border-color);
padding-right: 10px;
line-height: 40px;
cursor: pointer;
}
.menu ul li.selected {
font-weight: bold;
}
.btn-export {
float: right;
position: absolute;
top: 10px;
right: 10px;
color: white;
font-weight: bold;
border: 1px solid #0e5ba3;
background: #4ea9ff;
padding: 5px 10px;
border-radius: 4px;
cursor: pointer;
z-index: 5;
}
.btn-clear {
float: right;
position: absolute;
top: 10px;
right: 85px;
color: white;
font-weight: bold;
border: 1px solid #96015b;
background: #e3195a;
padding: 5px 10px;
border-radius: 4px;
cursor: pointer;
z-index: 5;
}
.swal-wide{
width:80% !important;
}
.btn-lock {
float: right;
position: absolute;
bottom: 10px;
right: 140px;
display: flex;
font-size: 24px;
color: white;
padding: 5px 10px;
background: #555555;
border-radius: 4px;
border-right: 1px solid var(--border-color);
z-index: 5;
cursor: pointer;
}
.bar-zoom {
float: right;
position: absolute;
bottom: 10px;
right: 10px;
display: flex;
font-size: 24px;
color: white;
padding: 5px 10px;
background: #555555;
border-radius: 4px;
border-right: 1px solid var(--border-color);
z-index: 5;
}
.bar-zoom svg {
cursor: pointer;
padding-left: 10px;
}
.bar-zoom svg:nth-child(1) {
padding-left: 0px;
}
#drawflow {
position: relative;
width: calc(100vw - 301px);
height: calc(100% - 50px);
top: 40px;
background: var(--background-color);
background-size: 25px 25px;
background-image:
linear-gradient(to right, #f1f1f1 1px, transparent 1px),
linear-gradient(to bottom, #f1f1f1 1px, transparent 1px);
}
@media only screen and (max-width: 768px) {
.col {
width: 50px;
}
.col .drag-drawflow span {
display:none;
}
#drawflow {
width: calc(100vw - 51px);
}
}
/* Editing Drawflow */
.drawflow .drawflow-node {
background: var(--background-color);
border: 1px solid var(--border-color);
-webkit-box-shadow: 0 2px 15px 2px var(--border-color);
box-shadow: 0 2px 15px 2px var(--border-color);
padding: 0px;
width: 200px;
}
.drawflow .drawflow-node.selected {
background: white;
border: 1px solid #4ea9ff;
-webkit-box-shadow: 0 2px 20px 2px #4ea9ff;
box-shadow: 0 2px 20px 2px #4ea9ff;
}
.drawflow .drawflow-node.selected .title-box {
color: #22598c;
/*border-bottom: 1px solid #4ea9ff;*/
}
.drawflow .connection .main-path {
stroke: #4ea9ff;
stroke-width: 3px;
}
.drawflow .drawflow-node .input, .drawflow .drawflow-node .output {
height: 15px;
width: 15px;
border: 2px solid var(--border-color);
}
.drawflow .drawflow-node .input:hover, .drawflow .drawflow-node .output:hover {
background: #4ea9ff;
}
.drawflow .drawflow-node .output {
right: 10px;
}
.drawflow .drawflow-node .input {
left: -10px;
background: white;
}
.drawflow > .drawflow-delete {
border: 2px solid #43b993;
background: white;
color: #43b993;
-webkit-box-shadow: 0 2px 20px 2px #43b993;
box-shadow: 0 2px 20px 2px #43b993;
}
.drawflow-delete {
border: 2px solid #4ea9ff;
background: white;
color: #4ea9ff;
-webkit-box-shadow: 0 2px 20px 2px #4ea9ff;
box-shadow: 0 2px 20px 2px #4ea9ff;
}
.drawflow-node .title-box {
height: 50px;
line-height: 50px;
background: var(--background-box-title);
border-bottom: 1px solid #e9e9e9;
border-radius: 4px 4px 0px 0px;
padding-left: 10px;
}
.drawflow .title-box svg {
position: initial;
}
.drawflow-node .box {
padding: 10px 20px 20px 20px;
font-size: 14px;
color: #555555;
}
.drawflow-node .box p {
margin-top: 5px;
margin-bottom: 5px;
}
.drawflow-node.welcome {
width: 250px;
}
.drawflow-node.slack .title-box {
border-radius: 4px;
}
.drawflow-node input, .drawflow-node select, .drawflow-node textarea {
border-radius: 4px;
border: 1px solid var(--border-color);
height: 30px;
line-height: 30px;
font-size: 16px;
width: 158px;
color: #555555;
}
.drawflow-node textarea {
height: 100px;
}
.drawflow-node.personalized {
background: red;
height: 200px;
text-align: center;
color: white;
}
.drawflow-node.personalized .input {
background: yellow;
}
.drawflow-node.personalized .output {
background: green;
}
.drawflow-node.personalized.selected {
background: blue;
}
.drawflow .connection .point {
stroke: var(--border-color);
stroke-width: 2;
fill: white;
}
.drawflow .connection .point.selected, .drawflow .connection .point:hover {
fill: #4ea9ff;
}
/* Modal */
.modal {
display: none;
position: fixed;
z-index: 7;
left: 0;
top: 0;
width: 100vw;
height: 100vh;
overflow: auto;
background-color: rgb(0,0,0);
background-color: rgba(0,0,0,0.7);
}
.modal-content {
position: relative;
background-color: #fefefe;
margin: 15% auto; /* 15% from the top and centered */
padding: 20px;
border: 1px solid #888;
width: 400px; /* Could be more or less, depending on screen size */
}
/* The Close Button */
.modal .close {
color: #aaa;
float: right;
font-size: 28px;
font-weight: bold;
cursor:pointer;
}
@media only screen and (max-width: 768px) {
.modal-content {
width: 80%;
}
}
</style>
<link type="text/css" rel="stylesheet" href="//repo.bfw.wiki/bfwrepo/css/all.5.15.3.css">
<link href="https://fonts.googleapis.com/css2?family=Roboto&display=swap" rel="stylesheet">
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/sweetalert2.all.js"></script>
<script src="https://unpkg.com/micromodal/dist/micromodal.min.js"></script>
<header>
<h2>Drawflow</h2>
</header>
<div class="wrapper">
<div class="col">
<div class="drag-drawflow" draggable="true" ondragstart="drag(event)" data-node="facebook">
<i class="fab fa-facebook"></i><span> Facebook</span>
</div>
<div class="drag-drawflow" draggable="true" ondragstart="drag(event)" data-node="slack">
<i class="fab fa-slack"></i><span> Slack recive message</span>
</div>
<div class="drag-drawflow" draggable="true" ondragstart="drag(event)" data-node="github">
<i class="fab fa-github"></i><span> Github Star</span>
</div>
<div class="drag-drawflow" draggable="true" ondragstart="drag(event)" data-node="telegram">
<i class="fab fa-telegram"></i><span> Telegram send message</span>
</div>
<div class="drag-drawflow" draggable="true" ondragstart="drag(event)" data-node="aws">
<i class="fab fa-aws"></i><span> AWS</span>
</div>
<div class="drag-drawflow" draggable="true" ondragstart="drag(event)" data-node="log">
<i class="fas fa-file-signature"></i><span> File Log</span>
</div>
<div class="drag-drawflow" draggable="true" ondragstart="drag(event)" data-node="google">
<i class="fab fa-google-drive"></i><span> Google Drive save</span>
</div>
<div class="drag-drawflow" draggable="true" ondragstart="drag(event)" data-node="email">
<i class="fas fa-at"></i><span> Email send</span>
</div>
<div class="drag-drawflow" draggable="true" ondragstart="drag(event)" data-node="template">
<i class="fas fa-code"></i><span> Template</span>
</div>
<div class="drag-drawflow" draggable="true" ondragstart="drag(event)" data-node="multiple">
<i class="fas fa-code-branch"></i><span> Multiple inputs/outputs</span>
</div>
<div class="drag-drawflow" draggable="true" ondragstart="drag(event)" data-node="personalized">
<i class="fas fa-fill"></i><span> Personalized</span>
</div>
<div class="drag-drawflow" draggable="true" ondragstart="drag(event)" data-node="dbclick">
<i class="fas fa-mouse"></i><span> DBClick!</span>
</div>
</div>
<div class="col-right">
<div class="menu">
<ul>
<li onclick="editor.changeModule('Home'); changeModule(event);" class="selected">Home</li>
<li onclick="editor.changeModule('Other'); changeModule(event);">Other Module</li>
</ul>
</div>
<div id="drawflow" ondrop="drop(event)" ondragover="allowDrop(event)">
<div class="btn-export" onclick="Swal.fire({ title: 'Export',
html: '<pre><code>'+JSON.stringify(editor.export(), null,4)+'</code></pre>'
})">Export</div>
<div class="btn-clear" onclick="editor.clearModuleSelected()">Clear</div>
<div class="btn-lock">
<i id="lock" class="fas fa-lock" onclick="editor.editor_mode='fixed'; changeMode('lock');"></i>
<i id="unlock" class="fas fa-lock-open" onclick="editor.editor_mode='edit'; changeMode('unlock');" style="display:none;"></i>
</div>
<div class="bar-zoom">
<i class="fas fa-search-minus" onclick="editor.zoom_out()"></i>
<i class="fas fa-search" onclick="editor.zoom_reset()"></i>
<i class="fas fa-search-plus" onclick="editor.zoom_in()"></i>
</div>
</div>
</div>
</div>
<script>
var id = document.getElementById("drawflow");
const editor = new Drawflow(id);
editor.reroute = true;
const dataToImport = {"drawflow":{"Home":{"data":{"1":{"id":1,"name":"welcome","data":{},"class":"welcome","html":"\n <div>\n <div class=\"title-box\">👏 Welcome!!</div>\n <div class=\"box\">\n <p>Simple flow library <b>demo</b>\n <a href=\"https://github.com/jerosoler/Drawflow\" target=\"_blank\">Drawflow</a> by <b>Jero Soler</b></p><br>\n\n <p>Multiple input / outputs<br>\n Data sync nodes<br>\n Import / export<br>\n Modules support<br>\n Simple use<br>\n Type: Fixed or Edit<br>\n Events: view console<br>\n Pure Javascript<br>\n </p>\n <br>\n <p><b><u>Shortkeys:</u></b></p>\n <p>🎹 <b>Delete</b> for remove selected<br>\n 💠 Mouse Left Click == Move<br>\n ❌ Mouse Right == Delete Option<br>\n 🔍 Ctrl + Wheel == Zoom<br>\n 📱 Mobile support<br>\n ...</p>\n </div>\n </div>\n ","typenode": false, "inputs":{},"outputs":{},"pos_x":50,"pos_y":50},"2":{"id":2,"name":"slack","data":{},"class":"slack","html":"\n <div>\n <div class=\"title-box\"><i class=\"fab fa-slack\"></i> Slack chat message</div>\n </div>\n ","typenode": false, "inputs":{"input_1":{"connections":[{"node":"7","input":"output_1"}]}},"outputs":{},"pos_x":1028,"pos_y":87},"3":{"id":3,"name":"telegram","data":{"channel":"channel_2"},"class":"telegram","html":"\n <div>\n <div class=\"title-box\"><i class=\"fab fa-telegram-plane\"></i> Telegram bot</div>\n <div class=\"box\">\n <p>Send to telegram</p>\n <p>select channel</p>\n <select df-channel>\n <option value=\"channel_1\">Channel 1</option>\n <option value=\"channel_2\">Channel 2</option>\n <option value=\"channel_3\">Channel 3</option>\n <option value=\"channel_4\">Channel 4</option>\n </select>\n </div>\n </div>\n ","typenode": false, "inputs":{"input_1":{"connections":[{"node":"7","input":"output_1"}]}},"outputs":{},"pos_x":1032,"pos_y":184},"4":{"id":4,"name":"email","data":{},"class":"email","html":"\n <div>\n <div class=\"title-box\"><i class=\"fas fa-at\"></i> Send Email </div>\n </div>\n ","typenode": false, "inputs":{"input_1":{"connections":[{"node":"5","input":"output_1"}]}},"outputs":{},"pos_x":1033,"pos_y":439},"5":{"id":5,"name":"template","data":{"template":"Write your template"},"class":"template","html":"\n <div>\n <div class=\"title-box\"><i class=\"fas fa-code\"></i> Template</div>\n <div class=\"box\">\n Ger Vars\n <textarea df-template></textarea>\n Output template with vars\n </div>\n </div>\n ","typenode": false, "inputs":{"input_1":{"connections":[{"node":"6","input":"output_1"}]}},"outputs":{"output_1":{"connections":[{"node":"4","output":"input_1"},{"node":"11","output":"input_1"}]}},"pos_x":607,"pos_y":304},"6":{"id":6,"name":"github","data":{"name":"https://github.com/jerosoler/Drawflow"},"class":"github","html":"\n <div>\n <div class=\"title-box\"><i class=\"fab fa-github \"></i> Github Stars</div>\n <div class=\"box\">\n <p>Enter repository url</p>\n <input type=\"text\" df-name>\n </div>\n </div>\n ","typenode": false, "inputs":{},"outputs":{"o.........完整代码请登录后点击上方下载按钮下载查看
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