React Finger is a library of gesture/shortcuts events for React that allows developers to use a single set of events for both desktop and mobile devices.

Install

npm install react-finger --save

Events

Gesture Events

• onTap: Quickly tap the mouse or touch point
• onTapHold: Hold for more than 600ms
• onDoubleTap: Quick tap twice (within 300ms)
• onSwipe: Swipe freely
• onSwipeUp: Swipe up
• onSwipeRight: Swipe right
• onSwipeDown: Swipes down
• onSwipeLeft: Swipe left
• onPinchStart: Multi-finger gesture start (supports two-finger scale/move/rotate)
• onPinch: Multi-finger gesture update (supports two-finger scale/move/rotate)
• onPinchEnd: Multi-finger gesture end (supports two-finger scale/move/rotate)

Basic Events

• onFingerDown: Press the mouse or touch point
• onFingerMove: Press & Moves the mouse or touch point
• onFingerUp: Bounce the mouse or touch point
• onFingerCancel: Cancels the mouse or touch point

Shortcuts Events

• onShortcut: When the shortcut key is pressed

Host Events

• onPointerDown: Press the mouse or touch point
• onPointerMove: Moves the mouse or touch point
• onPointerUp: Bounce the mouse or touch point
• onPointerCancel: Cancels the mouse or touch point
• onKeyDown: When the keyboard is pressed
• onKeyUp: When the keyboard comes up

Usage

Example 1: Hello React Finger

import { Finger } from "react-finger";

const FingeredDiv = Finger("div");

function Demo(){
  return (
    <FingeredDiv 
      onTap = { event=>console.log('onTap',event) }
      onSwipe = { event=>console.log('onSwipe',event.direction) }
    > 
      Something...
    </FingeredDiv>
  );
}

Example 2: Using useFingerEvents

import { useFingerEvents } from "react-finger";

function Demo(){
  const events = useFingerEvents({
    onTap: event=>console.log('onTap',event),
    onSwipe: event=>console.log('onSwipe',event.direction),
  });
  return (
    <div {...events}> Something... </div>
  );
}

Example 3: Using createFingerEvents

import { createFingerEvents } from "react-finger";

class Demo extends Component {
  events = createFingerEvents({
    onTap: event=>console.log('onTap',event),
    onSwipe: event=>console.log('onSwipe',event.direction),
  });
  render() {
    return (
      <div {...this.events}> Something... </div>
    );
  }
}

Example 4: Bound to the Document

import { FingerProxy } from "react-finger";

function Demo(){
  return (
    <FingerProxy 
      onTap = { event=>console.log('Tap on the document',event) }
    />
  );
}

Example 5: Bound to the Boundary

import { FingerProxy, FingerProxyContainer } from "react-finger";

const YourBoundaryWrapper = FingerProxyContainer("div");

function Demo(){
  return (
    <YourBoundaryWrapper>
      Something...
      <FingerProxy 
        onTap = { event=>console.log('Tap on the Boundary',event) }
      />
      Something...
    </YourBoundaryWrapper>
  );
}

Example 6: Binding shortcut keys

import { FingerProxy, FingerProxyContainer } from "react-finger";

const FingeredDiv = Finger("div");

function Demo(){
  return (
    <FingeredDiv 
      onShortcut = { event => {
        event.when(['control','shift','a'], ()=>{
          // Something...
        });
        event.when(['control','shift','b'], ()=>{
          // Something...
        });
      }}
    />
  );
}