sensorium/src/electronic/joystick.js

makeblock mainboards protocol api

import {
  validateNumber
} from '../core/validate';
import {
  composer,
  fiterWithBinaryStr
} from '../core/utils';
import Electronic from './electronic';
import protocolAssembler from '../protocol/cmd';
import Control from '../core/control';
import {
  SUPPORTLIST
} from '../settings';

/**
 * Joystick sensor module
 * @extends Electronic
 */
class Joystick extends Electronic {
  constructor(port) {
      super();
      this.args = {
        port: validateNumber(port),
        axis: 1
      };
    }
    //x y z 轴映射应当在此完成
  axis(axis) {
    this.args.axis = validateNumber(axis, this.args.axis);
    return this;
  }

  /**
   * getter of protocol
   */
  get protocol() {
    return composer(protocolAssembler.readJoystick, [this.args.port, this.args.axis]);
  }

  /**
   * Get data of Joystick sensor
   * @return {Promise}
   */
  async getData() {
    return await Control.read(this.protocol);
  }

  static get SUPPORT() {
    return fiterWithBinaryStr(SUPPORTLIST, '1111');
  }
}

export default Joystick;