di-sensors/lib/sensors/lightColorSensor.js

Drivers and examples for using DI_Sensors in Node.js

'use strict';

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

// https://www.dexterindustries.com/GoPiGo/
// https://github.com/DexterInd/DI_Sensors
//
// Copyright (c) 2017 Dexter Industries
// Released under the MIT license (http://choosealicense.com/licenses/mit/).
// For more information see https://github.com/DexterInd/GoPiGo3/blob/master/LICENSE.md

var TCS34725 = require('./TCS34725');
var PCA9570 = require('./PCA9570');

var LightColorSensor = function () {
    function LightColorSensor() {
        var sensorIntegrationTime = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0.0048;
        var sensorGain = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : TCS34725.GAIN_16X;
        var ledState = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
        var bus = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : 'RPI_1';
        var useLightColorSensorBoard = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : false;

        _classCallCheck(this, LightColorSensor);

        this.lightColorDevice = new TCS34725(sensorIntegrationTime, sensorGain, bus);
        this.useLightColorSensorBoard = useLightColorSensorBoard;

        if (useLightColorSensorBoard) {
            this.colorSensorBoard = new PCA9570(bus);
        }

        this.setLed(ledState);
    }

    _createClass(LightColorSensor, [{
        key: 'setLed',
        value: function setLed(value) {
            var delay = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;

            if (this.useLightColorSensorBoard) {
                if (value) {
                    this.colorSensorBoard.setPins(0x00);
                } else {
                    this.colorSensorBoard.setPins(0x01);
                }
            } else {
                this.lightColorDevice.setInterrupt(value);
            }

            if (delay) {
                this.lightColorDevice.i2c.mwait((256 - this.lightColorDevice.integrationTimeVal) * 24 * 2);
            }
        }
    }, {
        key: 'getRawColors',
        value: function getRawColors() {
            var delay = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : true;

            return this.lightColorDevice.getRawData(delay);
        }
    }]);

    return LightColorSensor;
}();

module.exports = LightColorSensor;