vue实现流程图拖拽连线编排示例代码-html代码-BFW代码库

vue实现流程图拖拽连线编排示例代码

代码语言：html

所属分类：拖放

代码描述：vue实现流程图拖拽连线编排示例代码，没有使用插件，vue原生实现，模仿了ai智能体的工作流编排。

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">
<title>Vue Drag and Drop Flowchart</title>
<style>
  body {
    font-family: Arial, sans-serif;
  }
  .container {
    position: relative;
    width: 100vw;
    height: 100vh;
    background-color: #f0f0f0;
    overflow: hidden;
  }
  .node {
    position: absolute;
    width: 100px;
    height: 100px;
    background-color: #fff;
    border: 1px solid #ccc;
    box-shadow: 2px 2px 3px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: grab;
  }
  .connector {
    width: 10px;
    height: 10px;
    background-color: red;
    position: absolute;
    cursor: pointer;
  }
  .connector-left {
    left: -5px;
    top: 50%;
    transform: translateY(-50%);
  }
  .connector-right {
    right: -5px;
    top: 50%;
    transform: translateY(-50%);
  }
  svg {
    position: absolute;
    top: 0;
    left: 0;
    overflow: visible;
  }
  path {
    stroke: black;
    stroke-width: 2;
    fill: none;
  }
</style>
</head>
<body>
<div id="app">
  <div class="container" ref="container" @mousedown="onCanvasMouseDown($event)">
    <div v-for="node in nodes" :key="node.id" 
         :style="{ left: node.x + 'px', top: node.y + 'px' }" 
         class="node" 
         @mousedown.stop="onNodeMouseDown(node, $event)"
         :data-node-id="node.id">
      {{ node.name }}
      <div class="connector connector-left"></div>
      <div class="connector connector-right" @mousedown.stop="startConnecting(node, 'right', $event)"></div>
    </div>
    <svg v-for="line in lines" :key="line.id">
      <path :d="generatePath(line)"></path>
    </svg>
    <svg v-if="connecting">
      <path :d="generateTempPath()"></path>
    </svg>
  </div>
</div>

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