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README.md

ColorPicker (API12)

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简介

ColorPicker 是一款简洁的颜色选择器组件,基于 HSB 色彩模型设计。使用 @ComponentV2 开发,V1 用户请参考自定义组件混用场景指导

安装


OpenHarmony ohpm 环境配置等更多内容,请参考[如何安装 OpenHarmony ohpm 包](https://ohpm.openharmony.cn/#/cn/help/downloadandinstall)

## 用法

引入组件

import { HSBColorPicker } from '@keke/color-picker'


### 基础用法

HSBColorPicker({ color: '#8b27f4', }) .height(170)


![基础用法](https://img.vinua.cn/images/IRxhl.png)

### 选择透明度

HSBColorPicker({ color: '#8b27f4', showAlpha: true, }) .height(200)


![选择透明度](https://img.vinua.cn/images/IRAti.png)

### 设置间距

HSBColorPicker({ color: '#8b27f4', gutter: 0, showAlpha: true, }) .height(200)


![设置圆角](https://img.vinua.cn/images/IRu9Y.png)

### 设置圆角

HSBColorPicker({ color: '#8b27f4', radius: 8, showAlpha: true, }) .height(200)


![设置圆角](https://img.vinua.cn/images/IRPlD.png)

### 纵向布局

import { HSBColorPicker, HSBColorPickerLayout } from '@keke/color-picker'

HSBColorPicker({ layout: HSBColorPickerLayout.COLUMN, color: '#8b27f4', radius: 8, showAlpha: true, }) .height(200)


![纵向布局](https://img.vinua.cn/images/IRiPL.png)

### 指定亮度范围

HSBColorPicker({ color: '#8b27f4', radius: 8, b: [70, 100], showAlpha: true, }) .height(200)


![指定亮度范围](https://img.vinua.cn/images/IRQ9U.png)

### 预定义颜色

HSBColorPicker({ color: '#8b27f4', radius: 8, showAlpha: true, predefine: ['#8b27f4', '#73f9fc', '#fffe55', '#f5cee3', '#eb4827', '#e93bf4', '#3e68f4', '#c5e6d3', '#e4e4e4', '#fa7105'], }) .height(270)


![预定义颜色](https://img.vinua.cn/images/IRUO1.png)

## APIs

| 参数名       | 类型                      | 必填 | 说明                              |
|-----------|-------------------------|---|---------------------------------|
| color     | string                  | 否 | 初始颜色值,默认 #ffffff                | 
| gutter    | number                  | 否 | 设置滑块之间的间距,默认 8                  |
| radius    | number                  | 否 | 圆角大小,默认无圆角                      |
| showAlpha | boolean                 | 否 | 是否显示透明度滑块,默认 false              |
| layout    | HSBColorPickerLayout    | 否 | 布局样式,DEFAULT、COLUMN,默认为 DEFAULT |
| predefine | string[]                | 否 | 预定义的颜色                          |
| s         | [number, number]        | 否 | 饱合度 [0-100]                     |
| b         | [number, number]        | 否 | 亮度 [0-100]                      |
| onChange  | (value: string) => void | 否 | 选择颜色回调                          |

## 其他

### Slider2 组件

`Slider2` 组件,支持横竖向拖拽,设置背景渐变等,具体用法如下:

Slider2({ x: number, // 0-1 y: number, // 0-1 radius: number, blockSize: number, slideDirection: SlideDirection, track: () => void, // @BuilderParam trackLinearGradient: LinearGradient, trackBackgroundColor: ResourceColor, dragStart: (x: number, y: number) => void, dragMove: (x: number, y: number) => void, dragEnd: (x: number, y: number) => void, onChange: (x: number, y: number) => void, })


### 颜色工具方法

hsv2rgb: hsv 转 rgb rgb2hex: rgb 转 hex rgb2hsv: rgb 转 hsv hex2rgb: hex 转 rgb hex2rgba: hex 转 rgba hex2hsv: hex 转 hsv hex2hexa: hex 转 hexa hsva2hex: hsva 转 hex hex2hsva: hex 转 hsva formatHex: 格式化hex颜色值,返回 [6位hex颜色值, 透明度]。支持3、4、6、8位颜色解析。 ````

License

The repository is based on MIT.