Doug Anson / endpoint_core

Core Base Classes for the Light Endpoints

Dependencies:   BufferedSerial

Dependents:   mbed_mqtt_endpoint_ublox_ethernet mbed_mqtt_endpoint_ublox_cellular mbed_nsp_endpoint_ublox_cellular mbed_nsp_endpoint_ublox_ethernet ... more

ExternalLEDLight.cpp@142:b7a75144b0f1, 2014-03-31 (annotated)

Committer:
ansond
Date:
Mon Mar 31 20:37:35 2014 +0000
Revision:
142:b7a75144b0f1
Parent:
135:7f3f963cd159
Child:
143:1388cb37c27e
updates

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ansond 105:759dee018363 1 /* Copyright C2013 Doug Anson, MIT License
ansond 105:759dee018363 2 *
ansond 105:759dee018363 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
ansond 105:759dee018363 4 * and associated documentation files the "Software", to deal in the Software without restriction,
ansond 105:759dee018363 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
ansond 105:759dee018363 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
ansond 105:759dee018363 7 * furnished to do so, subject to the following conditions:
ansond 105:759dee018363 8 *
ansond 105:759dee018363 9 * The above copyright notice and this permission notice shall be included in all copies or
ansond 105:759dee018363 10 * substantial portions of the Software.
ansond 105:759dee018363 11 *
ansond 105:759dee018363 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
ansond 105:759dee018363 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
ansond 105:759dee018363 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
ansond 105:759dee018363 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
ansond 105:759dee018363 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
ansond 105:759dee018363 17 */
ansond 105:759dee018363 18
ansond 105:759dee018363 19 #include "ExternalLEDLight.h"
ansond 105:759dee018363 20
ansond 105:759dee018363 21 // default constructor
ansond 135:7f3f963cd159 22 ExternalLEDLight::ExternalLEDLight(PwmOut *led,ErrorHandler *error_handler) : BaseClass(error_handler,NULL) {
ansond 105:759dee018363 23 this->m_led = led;
ansond 105:759dee018363 24 this->m_dimming = false;
ansond 142:b7a75144b0f1 25 sscanf(LIGHT_DEFAULT_STATE,"%d",&this->m_state);
ansond 105:759dee018363 26 sscanf(LIGHT_DIM_STATE,"%f",&this->m_dim);
ansond 105:759dee018363 27 }
ansond 105:759dee018363 28
ansond 105:759dee018363 29 // destructor
ansond 105:759dee018363 30 ExternalLEDLight::~ExternalLEDLight() {
ansond 105:759dee018363 31 }
ansond 105:759dee018363 32
ansond 105:759dee018363 33 // turn the light on
ansond 105:759dee018363 34 void ExternalLEDLight::on() { this->m_state = 1; this->m_dimming = false; this->update(); }
ansond 105:759dee018363 35
ansond 105:759dee018363 36 // turn the light off
ansond 105:759dee018363 37 void ExternalLEDLight::off() { this->m_state = 0; this->m_dimming = false; this->update(); }
ansond 105:759dee018363 38
ansond 105:759dee018363 39 // dim the light (dim is between 0 and 100)
ansond 105:759dee018363 40 void ExternalLEDLight::dim(int dim) { this->m_dim = (float)(dim/100.0); this->m_dimming = true; this->update(); }
ansond 105:759dee018363 41
ansond 105:759dee018363 42 // set the light state
ansond 105:759dee018363 43 void ExternalLEDLight::update() {
ansond 105:759dee018363 44 if (this->m_dimming) {
ansond 105:759dee018363 45 // dim the light
ansond 105:759dee018363 46 *(this->m_led) = this->m_dim;
ansond 105:759dee018363 47 }
ansond 105:759dee018363 48 else {
ansond 105:759dee018363 49 // turn the light on or off
ansond 108:673b2f43dfe7 50 if (this->m_state == 0) {
ansond 108:673b2f43dfe7 51 // just turn the LED off
ansond 108:673b2f43dfe7 52 *(this->m_led) = 0;
ansond 108:673b2f43dfe7 53 }
ansond 107:db7af0f306fa 54 else {
ansond 108:673b2f43dfe7 55 // turn the LED on - but re-adjust for the current dim setting:
ansond 108:673b2f43dfe7 56 // - if the dimming is set to 0, then lets go ahead and make the light full bright...
ansond 108:673b2f43dfe7 57 // - otherwise we wont see the transition change.
ansond 108:673b2f43dfe7 58 if (this->m_dim == 0.0)
ansond 107:db7af0f306fa 59 *(this->m_led) = 1;
ansond 108:673b2f43dfe7 60 else
ansond 108:673b2f43dfe7 61 *(this->m_led) = this->m_dim;
ansond 107:db7af0f306fa 62 }
ansond 105:759dee018363 63 }
ansond 135:7f3f963cd159 64 }