#ifndef __RGB_H__
#define __RGB_H__

#include <Arduino.h>

/** Indicate whether RGB leds are common-anodes or not 
 * - 0 common cathode
 * - 1 common anode
*/
#define COMMON_ANODE 0

/** Set the pins of RGB leds, the order is R,G,B */
#define RGB_PINS (uint8_t[3]){12, 13, 11}

/**
 *@name Defines the hexadecimal value of the color
 */
#define RED           0xFF0202
#define ORANGE        0xFFA500
#define YELLOW        0xFFFF0A
#define YELLOW_GREEN  0xA5FF0A
#define GREEN         0x0AFF0A
#define GREEN_CYAN    0x0AFFA5
#define CYAN          0x0AFFFF
#define CYAN_BLUE     0x0AA5FF
#define BLUE          0x0A0AFF
#define PURPLE        0xA50AFF
#define VOILET        0xFF0AFF
#define MAGENTA       0xFF0AA5

/* Calibrate brightness */
#define R_OFFSET  1.0
#define G_OFFSET  0.16
#define B_OFFSET  0.30

/** Initialize RGB leds */
void rgbBegin();

/** Set LED color in HEX */
void rgbWrite(uint32_t color);

/** Set LED color in 8bit R,G,B (0 ~ 255)*/
void rgbWrite(uint8_t r, uint8_t g, uint8_t b);

/** Turn odd RGB LEDs*/
void rgbOff();

#endif // __RGB_H__