react-slot-counter

react-slot-counter 🎰

Make Your Numbers Pop 🌟: Simple and Dynamic Counters for Your UI

🌟 Features

• Flexible Inputs: No more boring digits. Display numbers, strings, and even JSX elements.
• Animated Changes: Make your UI dynamic. Only animate the characters that change.
• Sequential Animation Mode: Go beyond randomness. Animate numbers incrementally for a purposeful experience.
• Customize As You Like: Make it fit seamlessly into your app with extensive customization options.

Immerse your users in an interactive, engaging, and enjoyable experience with react-slot-counter. Whether you're displaying user scores, loading status, or real-time data, react-slot-counter adds that extra 'spin' to your numbers and strings.

📦 Installation

To install the package, run the following command:

npm install react-slot-counter

🛠 Usage

Import SlotCounter and use it in your component. Here's a simple example:

import React from 'react';
import SlotCounter from 'react-slot-counter';

function App() {
  return (
    <>
      <SlotCounter value={123456} />
      <SlotCounter value={36.5} />
      <SlotCounter value="1,234,567" />
      <SlotCounter value={['1', '2', '3', '4', '5', '6']} />
      <SlotCounter value="??????" />
    </>
  );
}

export default App;

🎥 Demo

For more examples of usage and available options, check out the demo page.

📝 Props

Prop	Type	Default	Description
value (required)	number | string | string[] | JSX.Element[]		The value to be displayed. It can be a number or a string with numbers and commas.
startValue	number | string | string[] | JSX.Element[]		The initial value to be displayed before the animation starts. It sets the beginning of the slot machine animation.
startValueOnce	boolean	false	If set to true, the animation starts from the startValue only for the first render. For subsequent animations, it starts from the last value.
duration	number	0.7	The duration of the animation in seconds.
dummyCharacters	string[] | JSX.Element[]	Defaults to random numbers from 0 to 9	An array of dummy characters to be used in the animation.
dummyCharacterCount	number	6	The number of dummy characters to be displayed in the animation before reaching the target character.
autoAnimationStart	boolean	true	Determines whether the animation should start automatically when the component is first mounted.
animateUnchanged	boolean	false	Determines whether to animate only the characters that have changed.
hasInfiniteList	boolean	false	Determines whether the list should appear as continuous, with the end of the target character seamlessly connected to the beginning.
containerClassName	string		The class name of container.
charClassName	string		The class name of each character.
separatorClassName	string		The class name of the separator character (. or ,).
valueClassName	string		The class name for the value of the slot, making it possible to customize the styling and visibility of the value.
sequentialAnimationMode	boolean	false	Determines if the animation should increment or decrement sequentially from the startValue to value instead of random animation.
useMonospaceWidth	boolean	false	Ensures that all numeric characters occupy the same horizontal space, just like they would in a monospace font.
direction	string	'bottom-top'	Sets the direction of the slot machine animation. Accepted values are 'bottom-top' and 'top-bottom'.
debounceDelay	number	0	Specifies the delay in milliseconds for debouncing animations. When the value changes rapidly, it allows the animation to execute smoothly.

🤖 Ref

You can manipulate the SlotCounter component's behavior using a ref.

Method	Type	Description
refreshStyles	() => void	Recalculates the styles for the SlotCounter component. Useful for scenarios where the font size changes or the window is resized, forcing a re-render to apply the new styles.
startAnimation	(options?: Options) => void	Initiates the animation of the component with optional customization parameters.

Options for startAnimation Method

Property	Type	Optional	Default	Description
duration	number	Yes	None	A number representing the duration of the animation in seconds. Overrides the duration prop if provided.
dummyCharacterCount	number	Yes	None	A number indicating how many dummy characters should be shown before the target character. Overrides the dummyCharacterCount prop if provided.
direction	string	Yes	'bottom-top'	Sets the direction of the slot machine animation. Accepted values: 'bottom-top', 'top-bottom'. Overrides the direction prop if provided.

Ref Example:

import React, { useRef } from 'react';
import SlotCounter from 'react-slot-counter';

function App() {
  const counterRef = useRef(null);

  const handleStartClick = () => {
    counterRef.current?.startAnimation();
  };

  return (
    <>
      <SlotCounter value={123456} ref={counterRef} />
      <button onClick={handleStartClick}>Start</button>
    </>
  );
}

export default App;

📜 Change Log

For a detailed list of changes, check out the CHANGELOG.md file.

👨‍💻 Contributing

Contributions are always welcome!

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📄 License

This project is licensed under the MIT License.