Wraps around Polaris colorpicker component with data exchange in HEX.
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import React, { Component } from 'react' | |
import PropTypes from 'prop-types' | |
import {Button, ColorPicker, TextField, Popover} from '@shopify/polaris'; | |
import {hsbToHex, rgbToHsb} from '@shopify/polaris'; | |
// interchange will always be hex | |
export default class HexColorPicker extends Component { | |
static propTypes = { | |
color: PropTypes.string, | |
label: PropTypes.string, | |
onChange: PropTypes.func | |
} | |
constructor(props){ | |
super(props); | |
this.state = { | |
isColorPickerOpen: false, | |
textValue: "" | |
}; | |
this.state.textValue = this.props.color; | |
this.toggleColorPicker = this.toggleColorPicker.bind(this); | |
this.handleTextChange = this.handleTextChange.bind(this); | |
} | |
// https://stackoverflow.com/questions/5623838/rgb-to-hex-and-hex-to-rgb | |
hexToRgb(hex) { | |
var shorthandRegex = /^#?([a-f\d])([a-f\d])([a-f\d])$/i; | |
hex = hex.replace(shorthandRegex, function(m, r, g, b) { | |
return r + r + g + g + b + b; | |
}); | |
var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex); | |
return result ? { | |
red: parseInt(result[1], 16), | |
green: parseInt(result[2], 16), | |
blue: parseInt(result[3], 16) | |
} : null; | |
} | |
toggleColorPicker(){ | |
this.setState({isColorPickerOpen: !this.state.isColorPickerOpen}); | |
} | |
formatHexToHsb(hex){ | |
return rgbToHsb(this.hexToRgb(hex)); | |
} | |
componentWillReceiveProps(nextProps) { | |
if(nextProps.color !== this.props.color){ | |
this.setState({textValue: nextProps.color}); | |
} | |
} | |
handleTextChange(value){ | |
this.setState({textValue: value}); | |
try{ | |
let color = this.hexToRgb(value); | |
if(color){ | |
this.props.onChange(value); | |
} | |
}catch(err){ | |
} | |
} | |
render() { | |
return ( | |
<div> | |
<Popover | |
active={this.state.isColorPickerOpen} | |
onClose={this.toggleColorPicker} | |
activator={<TextField label={this.props.label} onChange={this.handleTextChange} value={this.state.textValue} connectedRight={ | |
<Button onClick={this.toggleColorPicker}> | |
<div className="color-preview" style={{backgroundColor: this.props.color, width: '20px', height: '20px'}} > | |
</div> | |
</Button>} />} | |
> | |
<ColorPicker onChange={(color) => this.props.onChange(hsbToHex(color))} color={this.formatHexToHsb(this.props.color)} /> | |
</Popover> | |
</div> | |
) | |
} | |
} |
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