sensortoy/app/js/standards/button.js

/**
 *
 * User: Martin Donnelly
 * Date: 2016-05-20
 * Time: 10:13
 *
 */
/* global CAPABILITY, inheritsFrom, capabilityManager */
/* global ble  */
/* jshint browser: true , devel: true*/

var BUTTON = function(p) {
  'use strict';
  this.name = 'Button';
  this.deviceID = p.deviceID || null;
  this.target = p.target || null;

  this.capabilityID = 'FFE0';
  this.serviceDef = {
          service: 'FFE0',
          data: 'FFE1' // Bit 2: side key, Bit 1- right key, Bit 0 –left key
        };

  this.buttonMatrix = {
    LEFT_BUTTON: 1,  // 0001
    RIGHT_BUTTON: 2, // 0010
    REED_SWITCH: 4  // 0100
  };

  this.setFrame();

  this.onButtonData = function(data) {
          console.log('+ onButtonData');
          console.log(data);
          var state = new Uint8Array(data);
          var message = '';

          if (state === 0) {
            message = 'No buttons are pressed.';
          }

          if (state & this.buttonMatrix.LEFT_BUTTON) {
            message += 'Left button is pressed. ';
          }

          if (state & this.buttonMatrix.RIGHT_BUTTON) {
            message += 'Right button is pressed.';
          }

          if (state & this.buttonMatrix.REED_SWITCH) {
            message += 'Reed switch is activated.<br/>';
          }

          this.state = message;

          if (this.$result !== null)
          {
            this.$result.text(this.state);
          }
          console.log('ButtonState: ', this.state);

          console.log('- onButtonData');
        };

  this.startService = function() {
    'use strict';
    if (this.deviceID !== null) {

      console.log('Starting Button Service on ', this.deviceID);
      console.log(this.serviceDef);
      ble.startNotification(this.deviceID, this.serviceDef.service, this.serviceDef.data, this.onButtonData.bind(this), this.onError);

    }

    this.insertFrame();
  };

  this.insertFrame = function() {

    var self = this;
      console.log('Overloading...');
    // Call the parent displayForm first...
    this.superClass_.insertFrame.call(self);

    var detail = this.frameID + '-d';
    var row = $('<div />', {class: 'mui-row'});

    $('<div />', { class: 'mui-col-xs-4 mui--text-accent', text: 'Status:'}).appendTo(row);

    $('<div />', { class: 'mui-col-xs-8 mui--text-dark', id: detail}).appendTo(row);

    this.$id.append(row);
    this.$result = $('#'+detail);

  };

};


inheritsFrom(BUTTON, CAPABILITY);
capabilityManager.register({id: 'FFE0', module: BUTTON});