Stargate/LED_Controller.cpp at dev · cojosh/Stargate · GitHub

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#include "LED_Controller.h"
#include "Arduino.h"
#include "DEBUG.h"

namespace LEDAnimation {

	LED_Controller* LED_Controller::instance;

	LED_Controller::LED_Controller(uint8_t firstPin, uint8_t lastPin) : firstPin(firstPin), lastPin(lastPin) {
		for (uint8_t i = firstPin; i <= lastPin; i++) {
			pinMode(i, OUTPUT);
		}

		if (LED_Controller::instance == nullptr) {
			LED_Controller::instance = this;
		} else {
			DEBUG_PRINT("WARN: multiple controllers. ignoring\n")
			delete this;
		}
	}

	LED_Controller::~LED_Controller() {}

	void LED_Controller::set(uint8_t LED, LEDstate state) {
		DEBUG_PRINT("LED ")
		DEBUG_PRINT(LED)
		DEBUG_PRINT(" set: ")
		DEBUG_PRINT(state == LEDstate::on ? "on" : "off")
		DEBUG_PRINT("\n")

		digitalWrite(transformToPin(LED), resolveToSignal(state));
	}

	void LED_Controller::setAll(LEDstate state) {
		for (int i = firstPin; i <= lastPin; i++) {
			digitalWrite(i, resolveToSignal(state));
		}
		DEBUG_PRINT("All set: ")
		DEBUG_PRINT(state == LEDstate::on ? "on\n" : "off\n")
	}

	LED_Controller* LED_Controller::getInstance()
	{
		return LED_Controller::instance;
	}

	uint8_t LED_Controller::transformToPin(unsigned int LED) {
		return firstPin - 1 + LED;
	}

	uint8_t LED_Controller::resolveToSignal(LEDstate state) {
		switch (state) {
		case LEDstate::on:
			return LOW;
		case LEDstate::off:
			return HIGH;
		}
	}

}