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  • License MIT

A dedicated progress slider for video players in React-native.

Package Exports

  • rn-video-slider
  • rn-video-slider/src/index.tsx

This package does not declare an exports field, so the exports above have been automatically detected and optimized by JSPM instead. If any package subpath is missing, it is recommended to post an issue to the original package (rn-video-slider) to support the "exports" field. If that is not possible, create a JSPM override to customize the exports field for this package.

Readme

rn-video-slider

A dedicated progress slider for video player's custom user interfaces in React-Native. It can also be used in audio players because why not? 😎

Demonstration Buffer Demonstration Bubble Demonstration

Why this module?

  • superior performance thanks to Reanimated library
  • clean and simple implementation that makes it easy to extend
  • integrated buffer indicator for online streams
  • fully written in Typescript
  • easiest way to use
  • RTL support

Installation

This module uses react-native-reanimated and react-native-gesture-handler as peer dependencies. make sure You have installed them correctly. You may also install react-native-video. Check out these links to proceed their installation process:

Once you are done with above, add the main package with one of below commands:

using npm

npm i rn-video-slider

using yarn

yarn add rn-video-slider

That will be it.

Usage

import {Dimensions} from "react-native";
import Slider, {SliderRef} from "rn-video-slider";

const ControlSet = () => {

  const sliderRef = React.createRef<SliderRef>();
  //call below function in video progress callback
  //sliderRef.current?.setProgress(0.5);

  const _onSlide = (value: number) => {
    //seek your video with value
  };
  
  //this simply means 80% of screen's width
  const sliderWdith = Dimensions.get('window').width * 0.8;

  return (
    <Slider
      ref={sliderRef}
      width={sliderWdith}
      onSlide={_onSlide}
    />
  )
}

Note: You can see the Component in action by cloning this repo and building its test app. Just head over to testapp directory, install the dependencies and run it on Android or IOS.

Slider Properties

Here is the list of properties that you can set or override.

Name Type Required Default Value Description
width number Yes undefined width of slider track
height number No 3 height of slider track
thumbSize number No 12 diameter of sliding thumb
thumbColor string No #FFFFFF color of sliding thumb
thumbStyle ViewStyle No undefined style override for thumb view. It has higher priority than thumbSize and thumbColor.
progressColor string No #FFFFFF color of progress indicator
bufferProgressColor string No rgba(255,255,255,0.5) color of buffer progress indicator
trackColor string No rgba(255,255,255,0.2) color of underlying view
rootStyle ViewStyle No undefined style addon for root view
isRTL boolean No I18nManager.isRTL overrides direction of movement. setting to "true" makes the slider animate from right to left.
tapActive boolean No true activates tap gesture. when set to "true", onSlide function fires on receiving single taps.
initialProgress number No 0 sets the initial progress value.
bufferInitialProgress number No 0 sets the initial buffer progress value.
bubbleContainerStyle ViewStyle No 0 style object that overrides default style of bubble container view which is absolutely positioned inside thumb view.
bubbleVisibility 'always' | 'onTouch' No No determines when bubble should be displayed

Note: Root view has a default padding equal to 10. Override it in root style if you need to.

Note2: You can disable thumb shadow by passing appropriate thumbStyle. (elevation: 0, shadowOpacity: 0)

Event properties

Here is the list of events that slider fires.

Name Params Description
onSlide value Called when the slider is being moved via a pan or tap gesture. It passes a "value" which is a number that changes from 0 to 1.
onSlideStart value Called when one of tapping or sliding gestures start. It passes the current progress as "value".
onSlideFinish value Called when one of tapping or sliding gestures finish. It passes the current progress as "value".
renderBubble value Called when thumb is being held via touch gesture. It passes the current progress as "value". Use it to render hovering bubble above thumb.

Reference Methods

Here is the list of methods that can be called via reference.

Name Params Description
setProgress value Animates main progress slider based on given value
setColdProgress value Sets main progress level without any animation
setBufferProgress value Sets progress level of the buffer indicator

Note: progress values are a float from 0 to 1

How To Render Hovering Bubble

You can either use the built-in bubble component or render your own. Read below to proceed with the built-in one.

Example

import {Dimensions} from "react-native";
//1. import the bubble
import Slider, {Bubble} from "rn-video-slider";

const Example = () => {
  
  const sliderWdith = Dimensions.get('window').width * 0.8;

  //2. make a rendering function for it.
  // head over to `testapp/src/conveter.ts` to see the `progressToVideoTime` function
  const _renderBubble = (progress: number) => {
    return <Bubble text={progressToVideoTime(progress, videoLength.current)} />;
  };

  //3. use it
  return (
    <Slider
      width={sliderWdith}
      renderBubble={_renderBubble}
    />
  )
}

Bubble Properties

Name Type Required Default Value Description
rootStyle ViewStyle No undefined Custom style object for the bubble's root view
text string Yes undefined Text to display at center of bubble (Usually it's video time for corresponding to the current progress.)
textStyle TextStyle No undefined Custom style object for the bubble's text element

TODO list

  • add hovering bubble feature
  • add in-code docs
  • ensure fabric support
  • more and better demo gifs
  • cleanups and refactors
  • bump test-app dependencies up
  • write a better example
  • fix delay between thumb and track while sliding fast
  • implement tap to seek feature
  • replace the deprecated useAnimatedGestureHandler with newer API
  • add style prop for root view

Contributions

If you have any idea to improve or fix something, open an issue and state it in details. You will always be welcomed.

Compatability

  • react-native-reanimated: 2.x, 3.x
  • react-native-gesture-handler: 2.x

Acknowledgement

The idea behind this is from react-native-reanimated-slider. Since the mentioned module is written with Reanimated v1 API, and hasn't been updated for a long time, I decided to remake it.

License

MIT License