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Anto Gibson
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Initial Sample commit.
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‎package.json‎

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{
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"name": "customize-diagram",
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"version": "0.1.0",
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"private": true,
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"dependencies": {
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"@syncfusion/ej2-react-diagrams": "^27.1.51",
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"@testing-library/jest-dom": "^5.17.0",
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"@testing-library/react": "^13.4.0",
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"@testing-library/user-event": "^13.5.0",
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"@types/jest": "^27.5.2",
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"@types/node": "^16.18.112",
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"@types/react": "^18.3.11",
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"@types/react-dom": "^18.3.0",
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"react": "^18.3.1",
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"react-dom": "^18.3.1",
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"react-scripts": "5.0.1",
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"typescript": "^4.9.5",
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"web-vitals": "^2.1.4"
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},
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"scripts": {
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"start": "react-scripts start",
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"build": "react-scripts build",
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"test": "react-scripts test",
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"eject": "react-scripts eject"
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},
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"eslintConfig": {
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"extends": [
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"react-app",
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"react-app/jest"
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]
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},
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"browserslist": {
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"production": [
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">0.2%",
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"not dead",
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"not op_mini all"
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],
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"development": [
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"last 1 chrome version",
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"last 1 firefox version",
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"last 1 safari version"
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]
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}
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}

‎public/favicon.ico‎

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‎public/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" href="%PUBLIC_URL%/favicon.ico" />
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<meta name="viewport" content="width=device-width, initial-scale=1" />
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<meta name="theme-color" content="#000000" />
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<meta
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name="description"
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content="Web site created using create-react-app"
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/>
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<link rel="apple-touch-icon" href="%PUBLIC_URL%/logo192.png" />
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<!--
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manifest.json provides metadata used when your web app is installed on a
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user's mobile device or desktop. See https://developers.google.com/web/fundamentals/web-app-manifest/
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-->
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<link rel="manifest" href="%PUBLIC_URL%/manifest.json" />
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<!--
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Notice the use of %PUBLIC_URL% in the tags above.
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It will be replaced with the URL of the `public` folder during the build.
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Only files inside the `public` folder can be referenced from the HTML.
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Unlike "/favicon.ico" or "favicon.ico", "%PUBLIC_URL%/favicon.ico" will
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work correctly both with client-side routing and a non-root public URL.
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Learn how to configure a non-root public URL by running `npm run build`.
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-->
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<title>React App</title>
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</head>
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<body>
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<noscript>You need to enable JavaScript to run this app.</noscript>
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<div id="root"></div>
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<!--
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This HTML file is a template.
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If you open it directly in the browser, you will see an empty page.
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You can add webfonts, meta tags, or analytics to this file.
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The build step will place the bundled scripts into the <body> tag.
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To begin the development, run `npm start` or `yarn start`.
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To create a production bundle, use `npm run build` or `yarn build`.
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-->
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</body>
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</html>

‎public/logo192.png‎

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‎public/logo512.png‎

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‎public/manifest.json‎

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{
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"short_name": "React App",
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"name": "Create React App Sample",
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"icons": [
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{
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"src": "favicon.ico",
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"sizes": "64x64 32x32 24x24 16x16",
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"type": "image/x-icon"
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},
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{
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"src": "logo192.png",
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"type": "image/png",
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"sizes": "192x192"
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},
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{
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"src": "logo512.png",
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"type": "image/png",
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"sizes": "512x512"
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}
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],
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"start_url": ".",
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"display": "standalone",
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"theme_color": "#000000",
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"background_color": "#ffffff"
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}

‎public/robots.txt‎

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# https://www.robotstxt.org/robotstxt.html
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User-agent: *
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Disallow:

‎src/App.css‎

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@import "../node_modules/@syncfusion/ej2-diagrams/styles/material.css";
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@import "../node_modules/@syncfusion/ej2-base/styles/material.css";
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@import "../node_modules/@syncfusion/ej2-buttons/styles/material.css";
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.container{
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margin-left: 20%;
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margin-top: 30px;
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}

‎src/App.test.tsx‎

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import React from 'react';
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import { render, screen } from '@testing-library/react';
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import App from './App';
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test('renders learn react link', () => {
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render(<App />);
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const linkElement = screen.getByText(/learn react/i);
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expect(linkElement).toBeInTheDocument();
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});

‎src/App.tsx‎

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import './App.css';
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import { DiagramComponent,
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NodeModel,
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ConnectorModel,
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PageSettingsModel,
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SnapConstraints,
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ConnectorBridging,
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Inject,
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DiagramConstraints
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} from '@syncfusion/ej2-react-diagrams';
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function App() {
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const nodes : NodeModel[] = [
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{
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id: "startNode",
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offsetX: 300,
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offsetY: 60,
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height: 60,
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width: 150,
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shape: { type: "Flow", shape: "Terminator" },
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annotations: [{ content: 'Start'}]
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},
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{
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id: "inputNode",
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offsetX: 300,
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offsetY: 180,
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height: 60,
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width: 150,
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shape: { type: "Flow", shape: "Data" },
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annotations: [{ content: 'Enter a number'}]
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},
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{
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id: "decisionNode",
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offsetX: 300,
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offsetY: 300,
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height: 60,
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width: 150,
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shape: { type: "Flow", shape: "Decision" },
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annotations: [{ content: 'N divisible by 2 ?'}]
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},
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{
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id: "processEvenNode",
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offsetX: 600,
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offsetY: 300,
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height: 60,
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width: 150,
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shape: { type: "Flow", shape: "Process" },
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annotations: [{ content: 'N is Even'}]
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},
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{
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id: "processOddNode",
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offsetX: 300,
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offsetY: 420,
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height: 60,
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width: 150,
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shape: { type: "Flow", shape: "Process" },
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annotations: [{ content: 'N is Odd'}]
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},
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{
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id: "endNode",
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offsetX: 300,
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offsetY: 540,
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height: 60,
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width: 150,
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shape: { type: "Flow", shape: "Terminator" },
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annotations: [{ content: 'End' }]
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}
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];
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const connectors : ConnectorModel[] = [
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{
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id: 'startToInputConnector',
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sourceID: 'startNode',
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targetID: 'inputNode'
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},
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{
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id: 'inputToDecisionConnector',
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sourceID: 'inputNode',
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targetID: 'decisionNode'
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},
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{
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id: 'decisionToProcessEvenConnector',
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sourceID: 'decisionNode',
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targetID: 'processEvenNode',
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annotations: [{ content: 'true', alignment: 'Before', displacement: { x: 3, y: 3 } }]
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},
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{
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id: 'decisionToProcessOddConnector',
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sourceID: 'decisionNode',
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targetID: 'processOddNode',
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annotations: [{ content: 'false', alignment: 'After', displacement: { x: 5, y: 5 } }]
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},
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{
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id: 'processOddToEndConnector',
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sourceID: 'processOddNode',
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targetID: 'endNode'
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},
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{
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id: 'processEvenToEndConnector',
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sourceID: 'processEvenNode',
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targetID: 'endNode',
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type: "Orthogonal",
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segments: [{ type: "Orthogonal", direction: "Bottom", length: 200 }]
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}
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];
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const pageSetting : PageSettingsModel= {
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height: 842, width: 595,
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showPageBreaks: true,
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margin: {top: 20, bottom: 20, left: 20, right: 20},
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background: { color: '#CEF6F5'},
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orientation: 'Portrait',
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multiplePage: true
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}
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const snapSettings = {
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constraints: SnapConstraints.None
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}
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/**
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*
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* @param node
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* @returns
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*/
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const nodeDefaults =( node: NodeModel) =>{
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node.style = {
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fill: 'LightGreen', strokeColor: 'Orange',
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strokeWidth: 3, strokeDashArray: '7,7',
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gradient: {
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type: 'Radial',
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x1: 0, y1: 0,
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x2: 200, y2: 200,
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stops: [
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{ color: 'white', offset: 0},
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{ color: '#6BA5D7', offset: 500}
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]
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}
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}
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//node.pivot = { x: 0, y: 0};
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return node;
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}
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/**
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*
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* @param connector
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* @returns
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*/
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const connectorDefaults = ( connector: ConnectorModel) =>{
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connector.style = {
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strokeColor: 'Blue',
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};
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connector.sourceDecorator = { shape: 'Diamond',
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style: {
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fill: 'Yellow', strokeColor: 'Blue',
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strokeWidth: 2
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}
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};
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connector.targetDecorator = { shape: 'IndentedArrow'};
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connector.hitPadding = 50;
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connector.targetPadding = 5;
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connector.sourcePadding = 5;
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return connector;
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}
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return (
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<div className="container">
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<DiagramComponent
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width={'902px'}
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height={'602px'}
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nodes={nodes}
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//pageSettings={pageSetting}
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connectors={connectors}
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snapSettings={snapSettings}
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getNodeDefaults={nodeDefaults}
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getConnectorDefaults={connectorDefaults}
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constraints={DiagramConstraints.Default | DiagramConstraints.Bridging}
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bridgeDirection='Right'
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>
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<Inject services={[ConnectorBridging]} />
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</DiagramComponent>
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</div>
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);
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}
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export default App;

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