react-archer-myn v1.2.2

react-archer

This is a small extension for

🏹 Draw arrows between DOM elements in React 🖋

Installation

npm install react-archer --save or yarn add react-archer

Example

Try it out!

import { ArcherContainer, ArcherElement } from 'react-archer';

const rootStyle = { display: 'flex', justifyContent: 'center' };
const rowStyle = { margin: '200px 0', display: 'flex', justifyContent: 'space-between', }
const boxStyle = { padding: '10px', border: '1px solid black', };

const App = () => {
  return (
    <div>

      <ArcherContainer strokeColor='red' >
        <div style={rootStyle}>
          <ArcherElement
            id="root"
            relations={[{
              targetId: 'element2',
              targetAnchor: 'top',
              sourceAnchor: 'bottom',
            }]}
          >
            <div style={boxStyle}>Root</div>
          </ArcherElement>
        </div>

        <div style={rowStyle}>
          <ArcherElement
            id="element2"
            relations={[{
              targetId: 'element3',
              targetAnchor: 'left',
              sourceAnchor: 'right',
              style: { strokeColor: 'blue', strokeWidth: 1 },
              label: <div style={{ marginTop: '-20px' }}>Arrow 2</div>,
            }]}
          >
            <div style={boxStyle}>Element 2</div>
          </ArcherElement>

          <ArcherElement id="element3">
            <div style={boxStyle}>Element 3</div>
          </ArcherElement>

          <ArcherElement
            id="element4"
            relations={[{
              targetId: 'root',
              targetAnchor: 'right',
              sourceAnchor: 'left',
              label: 'Arrow 3',
            }]}
          >
            <div style={boxStyle}>Element 4</div>
          </ArcherElement>
        </div>
      </ArcherContainer>

    </div>
  );
}

export default App;

API

ArcherContainer

ArcherElement

The Relation type has the following shape:

{
  targetId: string,
  targetAnchor: 'top' | 'bottom' | 'left' | 'right',
  sourceAnchor: 'top' | 'bottom' | 'left' | 'right',
  label: React.Node,
  style: Style,
}

The Style type has the following shape:

{
  strokeColor: string,
  strokeWidth: number,
  arrowLength: number,
  arrowThickness: number
}

TODO

• Automatic anchoring option
• Options to customize the path shape more (straight line, right angle line, smoothed right angle path)
• Add a Code Sandbox