Core Base Classes for the Light Endpoints
Dependents: mbed_mqtt_endpoint_ublox_ethernet mbed_mqtt_endpoint_ublox_cellular mbed_nsp_endpoint_ublox_cellular mbed_nsp_endpoint_ublox_ethernet ... more
ExternalLEDLight.cpp
- Committer:
- ansond
- Date:
- 2014-03-16
- Revision:
- 108:673b2f43dfe7
- Parent:
- 107:db7af0f306fa
- Child:
- 135:7f3f963cd159
File content as of revision 108:673b2f43dfe7:
/* Copyright C2013 Doug Anson, MIT License * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software * and associated documentation files the "Software", to deal in the Software without restriction, * including without limitation the rights to use, copy, modify, merge, publish, distribute, * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or * substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "ExternalLEDLight.h" // default constructor ExternalLEDLight::ExternalLEDLight(PwmOut *led,ErrorHandler *error_handler) { this->m_led = led; this->m_dimming = false; this->m_state = PL_DEFAULT_STATE; sscanf(LIGHT_DIM_STATE,"%f",&this->m_dim); this->m_error_handler = error_handler; } // destructor ExternalLEDLight::~ExternalLEDLight() { } // turn the light on void ExternalLEDLight::on() { this->m_state = 1; this->m_dimming = false; this->update(); } // turn the light off void ExternalLEDLight::off() { this->m_state = 0; this->m_dimming = false; this->update(); } // dim the light (dim is between 0 and 100) void ExternalLEDLight::dim(int dim) { this->m_dim = (float)(dim/100.0); this->m_dimming = true; this->update(); } // set the light state void ExternalLEDLight::update() { if (this->m_dimming) { // dim the light *(this->m_led) = this->m_dim; } else { // turn the light on or off if (this->m_state == 0) { // just turn the LED off *(this->m_led) = 0; } else { // turn the LED on - but re-adjust for the current dim setting: // - if the dimming is set to 0, then lets go ahead and make the light full bright... // - otherwise we wont see the transition change. if (this->m_dim == 0.0) *(this->m_led) = 1; else *(this->m_led) = this->m_dim; } } } // get the error handler ErrorHandler *ExternalLEDLight::logger() { return this->m_error_handler; }