npm package: @ray-js/lamp-hue-picker
Description: 照明环形色盘组件
Latest version: 1.0.10

English | [简体中文](./README-zh_CN.md)

# @ray-js/lamp-hue-picker

> LampHuePicker

## Preview

![预览](https://images.tuyacn.com/smart/ui_design_pkg_icon/non-session-user/1667469998e4281668ebc.png)

## Installation

```sh
$ npm install @ray-js/components-ty-lamp
# or
$ yarn add @ray-js/components-ty-lamp
```

## Usage

```tsx
// 参数
interface IProps {
  /**
   * @description.zh 默认数值
   * @description.en default value
   * @default
   */
  value: number;
  /**
   * @description.zh 是否展示角度提示文案
   * @description.en Whether to display Angle prompt
   * @default
   */
  isShowAngleTip?: boolean;
  /**
   * @description.zh 展示角度提示文案, 只有在isShowAngleTip为true时才有效
   * @description.en Display Angle prompt, valid only if the radius tip is show true
   * @default
   */
  angleTipText?: string;
  /**
   * @description.zh 是否展示颜色提示文案
   * @description.en Whether to display color prompt
   * @default
   */
  isShowColorTip?: boolean;
  /**
   * @description.zh 展示颜色提示文案, 只有在 isShowColorTip 为true时才有效
   * @description.en Display Color prompt, valid only if the radius tip is show true
   * @default
   */
  colorTipText?: string;
  /**
   * @description.zh 色环内部半径
   * @description.en The width of inner color ring
   * @default 80
   */
  innerRingRadius?: number;
  /**
   * @description.zh 色盘半径
   * @description.en The width of color ring
   * @default 140
   */
  radius?: number;

  /**
   * @description.zh 注意⚠️：基础库版本大于2.18.0, 是否启用事件通道，当多个 rjs 组件同时使用时，用于优化 rjs 间数据传输时的性能问题
   * @description.en Note ⚠️ : The base library version is greater than 2.18.0， Whether to enable event channels to optimize the performance of data transfer between rjs when multiple rjs components are used simultaneously
   * @default false
   */
  useEventChannel?: boolean;

  /**
   * @description.zh 事件通道名称
   * @description.en Event channel name
   * @default 'lampHuePickerEventChannel'
   */
  eventChannelName?: string;

  /**
   * @description.zh 手指按下时的回调函数
   * @description.en Finger press when the callback function
   * @default
   */
  onTouchStart?: (hue: number) => void;
  /**
   * @description.zh 手指按下拖动时的回调函数
   * @description.en Finger to press the drag of the callback function
   * @default
   */
  onTouchMove?: (hue: number) => void;
  /**
   * @description.zh 手指按下结束时的回调函数
   * @description.en Finger press at the end of the callback function
   * @default
   */
  onTouchEnd?: (hue: number) => void;
}
```

```tsx
// 用法
import { LampHuePicker } from '@ray-js/components-ty-lamp';

export default () => {
  const [hue, setHue] = useState(20);
  const handleMove = (v: number) => {
    setHue(v);
  };
  const handleEnd = (v: number) => {
    setHue(v);
  };

  useEffect(() => {
    // Simulation of dp report
    setTimeout(() => {
      setHue(300);
    }, 3000);
  }, []);

  const handleMove = (v: number) => {
    // Pay attention to performance issues, may need to add the throttling function
    setHue(v);
  };
  return <LampHuePicker value={hue} onTouchMove={handleMove} onTouchEnd={handleEnd} />;
};
```

```js
// Turns on the use event channel property, which can be used in other rjs components
Render({
  // other xxx
  renderChannel() {
    const eventChannelName = 'lampHuePickerEventChannel';
    this.instance.eventChannel.on(eventChannelName, e => {
      // Here you can receive the color data that is passed when the color changes
      const {
        data, // temp
        touchType, // : 'start' | 'move' | 'end'
        pos,
      } = e;
      console.log('eventChannel get', e);
    });
  },
});
```