@nghinv/react-native-color-picker

React Native Color Picker Library use reanimated 2

Installation

yarn add @nghinv/react-native-color-picker

or

npm install @nghinv/react-native-color-picker

• peerDependencies

yarn add react-native-gesture-handler react-native-reanimated react-native-linear-gradient react-native-svg

Usage

import React, { useState, useEffect } from 'react';
import { View, StyleSheet } from 'react-native';
import { useSharedValue } from 'react-native-reanimated';
import ColorPicker, { ColorAnimated } from '@nghinv/react-native-color-picker';
import { colors, useHsv } from '@nghinv/react-native-animated';

function App() {
  const [initialColor, setColor] = useState('#ffff55');
  const hsv = useHsv(0);
  const isGestureActive = useSharedValue(false);

  useEffect(() => {
    const hsvValue = colors.hex2Hsv(initialColor);
    hsv.h.value = hsvValue.h;
    hsv.s.value = hsvValue.s;
    hsv.v.value = hsvValue.v;
  }, [initialColor, hsv]);

  return (
    <View style={styles.container}>
      <ColorAnimated
        hsv={hsv}
        isGestureActive={isGestureActive}
        style={styles.currentColor}
      />
      <ColorPicker
        size={240}
        hsv={hsv}
        isGestureActive={isGestureActive}
        // initialColor={initialColor}
        // resetSaturationWhenHueChange
        onColorChange={(color) => {
          console.log('onColorChange', color);
        }}
        onColorConfirm={(color) => {
          console.log('onColorConfirm', color);
        }}
      />
      <Slider
        width={240}
        style={{ marginTop: 32 }}
        value={hsv.value.v}
        onChange={onChange}
      />
    </View>
  );
}

const styles = StyleSheet.create({
  container: {
    flex: 1,
    justifyContent: 'center',
    alignItems: 'center',
    paddingHorizontal: 16,
  },
  currentColor: {
    width: 80,
    height: 40,
    borderRadius: 20,
    marginBottom: 24,
    borderWidth: 2,
    borderColor: 'white',
  },
});

export default App;

Property

| Property | Type | Default | Description | |----------|:----:|:-------:|-------------| | initialColor | string | #ffffff | | | size | number | screen_width - 64 | | | strokeWidth | number | 36 | | | rectSizeSpace | number | 8 | | | disabled | boolean | false | | | onColorChange | (color: string) => void | undefined | | | onColorConfirm | (color: string) => void | undefined | | | hsv | HsvAnimated | undefined | | | isGestureActive | Animated.SharedValue<boolean> | undefined | | | resetSaturationWhenHueChange | boolean | false | |

Credits

• @Nghi-NV