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react-native-bitmap-color-picker

1.0.2 • Public • Published

react-native-bitmap-color-picker

npm version npm downloads npm licence Platform

A color picker on a bitmap image palette.

PS: The colour wheel picture was published on Pixabay by Pete Linforth .

Install

npm i --save react-native-bitmap-color-picker

Usage

import React from 'react';
import { View } from 'react-native';
import { BitMapColorPicker as ColorPicker } from 'react-native-bitmap-color-picker';
 
export default class SliderColorPickerExample extends React.Component {
    constructor(props) {
        super(props);
        this.state = { oldColor: "#f77100" };
    }
 
    componentDidMount() {
        setTimeout(() => this.colorPicker && this.colorPicker.setOldColor('#fde200'), 1000);
    }
 
    changeColor = (colorRgb, resType) => resType === 'end' && this.setState({ oldColor: colorRgb })
 
    render() {
        return (
            <View style={{flex: 1, alignItems: 'center'}}>
                <ColorPicker
                    ref={view => {this.colorPicker = view;}}
                    oldColor={this.state.oldColor}
                    onColorChange={this.changeColor}
                    style={{width: 200, height: 200}}/>
            </View>
        );
    }
}

Props

Prop Type Optional Default Description
oldColor Color string Yes undefined Initial positon of the picker indicator
onColorChange function Yes Callback continuously called while the user is dragging the picker indicator. The 1st argument is Color string. There is 2nd string argument 'end' when the picker indicator is released.
style style Yes The style applied to the BitMapColorPicker container
base64Bmp string Yes require('./colour-wheel-1740381_300.js').default The bitmap palette base64 string, comes from some base64 convert tool against a bmp.

Methods

setOldColor(color)

Use this method to change positon of the picker indicator.

Sponsor

Alipay: flyskywhy@gmail.com

ETH: 0xd02fa2738dcbba988904b5a9ef123f7a957dbb3e

Install

npm i react-native-bitmap-color-picker

DownloadsWeekly Downloads

6

Version

1.0.2

License

MIT

Unpacked Size

851 kB

Total Files

9

Last publish

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