72 lines
1.9 KiB
TypeScript
72 lines
1.9 KiB
TypeScript
import { Device } from "./device";
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import { IDeviceInterface } from "../interfaces";
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import * as Consts from "../consts";
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/**
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* @class TechnicForceSensor
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* @extends Device
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*/
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export class TechnicForceSensor extends Device {
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constructor (hub: IDeviceInterface, portId: number) {
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super(hub, portId, ModeMap, Consts.DeviceType.TECHNIC_FORCE_SENSOR);
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}
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public receive (message: Buffer) {
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const mode = this._mode;
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switch (mode) {
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case Mode.FORCE:
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const force = message[this.isWeDo2SmartHub ? 2 : 4] / 10;
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/**
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* Emits when force is applied.
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* @event TechnicForceSensor#force
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* @type {object}
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* @param {number} force Force, in newtons (0-10).
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*/
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this.notify("force", { force });
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break;
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case Mode.TOUCHED:
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const touched = message[4] ? true : false;
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/**
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* Emits when the sensor is touched.
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* @event TechnicForceSensor#touch
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* @type {object}
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* @param {boolean} touch Touched on/off (boolean).
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*/
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this.notify("touched", { touched });
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break;
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case Mode.TAPPED:
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const tapped = message[4];
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/**
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* Emits when the sensor is tapped.
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* @event TechnicForceSensor#tapped
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* @type {object}
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* @param {number} tapped How hard the sensor was tapped, from 0-3.
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*/
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this.notify("tapped", { tapped });
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break;
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}
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}
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}
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export enum Mode {
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FORCE = 0x00,
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TOUCHED = 0x01,
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TAPPED = 0x02
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}
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export const ModeMap: {[event: string]: number} = {
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"force": Mode.FORCE,
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"touched": Mode.TOUCHED,
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"tapped": Mode.TAPPED
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};
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