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‎README.md‎

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# How-to-Create-and-Customize-Nodes-in-the-Vue-Diagram-Component
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A quick start Vue project that shows how to create a node and customize it in the Syncfusion Vue Diagram Component. This project includes code snippets to create a node programmatically and use the drawing tool.
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# How to Create and Customize Nodes in the Vue Diagram Component
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A quick start Vue project that shows how to create a node and customize it in the Syncfusion [Vue Diagram]( https://www.syncfusion.com/vue-components/vue-diagram?utm_source=github&utm_medium=listing&utm_campaign=vue-diagram-nodes-sample). This project includes code snippets to create a node programmatically and use the drawing tool.
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Watch the video: Coming soon…
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Refer to the following documentation to learn about the Vue Diagram component: https://ej2.syncfusion.com/vue/documentation/diagram/nodes <br/>
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Check out this online example of the Vue Diagram component: https://ej2.syncfusion.com/vue/demos/#/material3/diagram/node.html
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Make sure you have the latest versions of Node.js and Visual Studio Code on your machine before working on this project.
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## How to run this application
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To run this application, you need to clone the `How-to-Create-and-Customize-Nodes-in-the-Vue-Diagram-Component` repository and then open it in Visual Studio Code. After that, just install all the necessary Vue packages in your project using the `npm install` command and run your project using the `npm run dev` command.

‎index.html‎

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<!doctype html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<link rel="icon" type="image/svg+xml" href="/vite.svg" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>Vite + Vue</title>
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</head>
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<body>
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<div id="app"></div>
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<script type="module" src="/src/main.js"></script>
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</body>
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</html>

‎package.json‎

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{
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"name": "myvueapp",
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"private": true,
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"version": "0.0.0",
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"type": "module",
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"scripts": {
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"dev": "vite",
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"build": "vite build",
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"preview": "vite preview"
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},
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"dependencies": {
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"@syncfusion/ej2-vue-buttons": "^24.2.5",
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"@syncfusion/ej2-vue-diagrams": "^24.2.5",
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"vue": "^3.3.11"
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},
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"devDependencies": {
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"@vitejs/plugin-vue": "^4.5.2",
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"vite": "^5.0.8"
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}
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}

‎public/vite.svg‎

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‎src/App.vue‎

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<template>
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<div class="container" >
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<ejs-button class="button" @click="drawNode">Draw Node</ejs-button>
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<ejs-button class="button" @click="editNode">Edit Node</ejs-button>
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<ejs-button class="button" @click="removeNode">Remove Node</ejs-button>
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</div>
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<ejs-diagram ref="diagramObject" :width="width" :height="height" />
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</template>
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<script>
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import {
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DiagramComponent, DiagramTools
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} from '@syncfusion/ej2-vue-diagrams';
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import { ButtonComponent } from '@syncfusion/ej2-vue-buttons';
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let nodes = [
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{
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offsetX: 300,
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offsetY: 250,
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width: 200,
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height: 100,
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//annotations: [{content: "Basic"},{content: "Rectangle", offset: {y:0.6}}],
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annotations: [{content: "Flow"},{content: "Terminator", offset: {y:0.6}}],
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style: { fill: 'lightblue', strokeColor: 'white'},
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shape: { type:'Flow', shape: 'Terminator'}
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}
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];
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let diagramInstance;
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export default {
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name: 'App',
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components: {
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"ejs-diagram": DiagramComponent,
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"ejs-button": ButtonComponent
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},
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data() {
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return {
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width: '1302px',
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height: '602px',
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//nodes: nodes
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drawNode: () => {
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diagramInstance.tool = DiagramTools.DrawOnce;
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diagramInstance.drawingObject = { shape: { type: 'Basic', shape: 'Rectangle' } };
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},
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editNode: ()=> {
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diagramInstance.nodes[0].width = 400;
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diagramInstance.nodes[0].height = 200;
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diagramInstance.nodes[0].annotations[0].content = "Changed Text";
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diagramInstance.nodes[0].style = { fill: 'Orange', strokeColor: 'Blue' }
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},
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removeNode: ()=> {
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diagramInstance.remove(diagramInstance.nodes[0]);
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}
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};
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},
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mounted: function () {
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diagramInstance = this.$refs.diagramObject.ej2Instances;
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diagramInstance.add(nodes[0]);
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}
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};
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</script>
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<style>
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@import '../node_modules/@syncfusion/ej2-vue-diagrams/styles/material.css';
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@import '../node_modules/@syncfusion/ej2-vue-buttons/styles/material.css';
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.container {
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text-align: left;
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margin-bottom: 10px;
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}
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.button {
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margin-right: 10px;
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}
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</style>

‎src/assets/vue.svg‎

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‎src/components/HelloWorld.vue‎

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<script setup>
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import { ref } from 'vue'
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defineProps({
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msg: String,
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})
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const count = ref(0)
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</script>
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<template>
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<h1>{{ msg }}</h1>
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<div class="card">
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<button type="button" @click="count++">count is {{ count }}</button>
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<p>
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Edit
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<code>components/HelloWorld.vue</code> to test HMR
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</p>
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</div>
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<p>
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Check out
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<a href="https://vuejs.org/guide/quick-start.html#local" target="_blank"
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>create-vue</a
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>, the official Vue + Vite starter
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</p>
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<p>
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Install
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<a href="https://github.com/vuejs/language-tools" target="_blank">Volar</a>
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in your IDE for a better DX
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</p>
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<p class="read-the-docs">Click on the Vite and Vue logos to learn more</p>
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</template>
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<style scoped>
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.read-the-docs {
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color: #888;
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}
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</style>

‎src/main.js‎

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import { createApp } from 'vue'
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import './style.css'
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import App from './App.vue'
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import { registerLicense } from '@syncfusion/ej2-base'
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registerLicense('Ngo9BigBOggjHTQxAR8/V1NAaF5cWWRCf1FpRmJGdld5fUVHYVZUTXxaS00DNHVRdkdnWX5cdHRRQmBZVUN/XUQ=')
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createApp(App).mount('#app')

‎src/style.css‎

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:root {
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font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
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line-height: 1.5;
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font-weight: 400;
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color-scheme: light dark;
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color: rgba(255, 255, 255, 0.87);
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background-color: #242424;
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font-synthesis: none;
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text-rendering: optimizeLegibility;
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-webkit-font-smoothing: antialiased;
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-moz-osx-font-smoothing: grayscale;
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}
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a {
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font-weight: 500;
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color: #646cff;
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text-decoration: inherit;
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}
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a:hover {
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color: #535bf2;
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}
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body {
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margin: 0;
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display: flex;
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place-items: center;
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min-width: 320px;
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min-height: 100vh;
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}
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h1 {
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font-size: 3.2em;
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line-height: 1.1;
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}
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button {
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border-radius: 8px;
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border: 1px solid transparent;
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padding: 0.6em 1.2em;
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font-size: 1em;
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font-weight: 500;
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font-family: inherit;
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background-color: #1a1a1a;
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cursor: pointer;
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transition: border-color 0.25s;
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}
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button:hover {
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border-color: #646cff;
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}
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button:focus,
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button:focus-visible {
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outline: 4px auto -webkit-focus-ring-color;
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}
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.card {
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padding: 2em;
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}
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#app {
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max-width: 1280px;
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margin: 0 auto;
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padding: 2rem;
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text-align: center;
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}
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@media (prefers-color-scheme: light) {
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:root {
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color: #213547;
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background-color: #ffffff;
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}
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a:hover {
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color: #747bff;
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}
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button {
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background-color: #f9f9f9;
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}
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}

‎vite.config.js‎

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import { defineConfig } from 'vite'
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import vue from '@vitejs/plugin-vue'
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// https://vitejs.dev/config/
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export default defineConfig({
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plugins: [vue()],
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})

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