写段代码使用jointJS,包括流程图的起点、终点、过程、决策、合并等。
时间: 2023-10-20 18:12:10 浏览: 115
下面是一个使用jointJS的简单示例,包括流程图的起点、终点、过程、决策、合并等。
```html
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>JointJS Example</title>
<!-- 引入JointJS的样式文件 -->
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/jointjs/2.1.0/joint.min.css" />
<!-- 引入JointJS的依赖库 -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/3.10.1/lodash.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/backbone.js/1.1.2/backbone-min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jointjs/2.1.0/joint.min.js"></script>
</head>
<body>
<!-- 创建画布 -->
<div id="myholder"></div>
<script>
// 创建画布
var graph = new joint.dia.Graph();
// 创建画布的视图
var paper = new joint.dia.Paper({
el: document.getElementById('myholder'),
width: 600,
height: 400,
model: graph,
gridSize: 10
});
// 创建形状
var start = new joint.shapes.standard.Circle({
position: { x: 50, y: 50 },
size: { width: 50, height: 50 },
attrs: {
body: { fill: 'blue' },
label: { text: 'Start', fill: 'white' }
}
});
var end = new joint.shapes.standard.Ellipse({
position: { x: 500, y: 250 },
size: { width: 50, height: 50 },
attrs: {
body: { fill: 'red' },
label: { text: 'End', fill: 'white' }
}
});
var process = new joint.shapes.standard.Rectangle({
position: { x: 150, y: 100 },
size: { width: 100, height: 50 },
attrs: {
body: { fill: 'yellow' },
label: { text: 'Process', fill: 'black' }
}
});
var decision = new joint.shapes.standard.Diamond({
position: { x: 300, y: 150 },
size: { width: 50, height: 50 },
attrs: {
body: { fill: 'green' },
label: { text: 'Decision', fill: 'white' }
}
});
// 创建连线
var link1 = new joint.shapes.standard.Link({
source: { id: start.id },
target: { id: process.id }
});
var link2 = new joint.shapes.standard.Link({
source: { id: process.id },
target: { id: decision.id }
});
var link3 = new joint.shapes.standard.Link({
source: { id: decision.id },
target: { id: process.id },
vertices: [{ x: 360, y: 120 }]
});
var link4 = new joint.shapes.standard.Link({
source: { id: decision.id },
target: { id: end.id },
vertices: [{ x: 360, y: 220 }]
});
// 将形状和连线添加到画布中
graph.addCells([start, end, process, decision, link1, link2, link3, link4]);
</script>
</body>
</html>
```
运行以上代码,即可得到一个简单的流程图,其中包括了起点、终点、过程、决策、合并等元素。