#ifndef LEDMATRIX_H
#define LEDMATRIX_H

#ifndef FASTLED_INTERNAL
#define FASTLED_INTERNAL
#endif

#include <Arduino.h>
#include <Adafruit_GFX.h>
#include <FastLED_NeoMatrix.h>
#include "wordclock_constants.h"
#include "udp_logger.h"

#define DEFAULT_CURRENT_LIMIT 9999

extern const uint32_t colors_24bit[NUM_COLORS];
class LEDMatrix
{
public:
    LEDMatrix(FastLED_NeoMatrix *matrix, uint8_t brightness, UDPLogger *logger);
    static uint16_t color_24_to_16bit(uint32_t color24bit);
    static uint32_t color_24bit(uint8_t r, uint8_t g, uint8_t b);
    static uint32_t interpolate_color_24bit(uint32_t color1, uint32_t color2, float factor);
    static uint32_t wheel(uint8_t WheelPos);
    uint16_t get_fps(void);
    void draw_on_matrix_instant();
    void draw_on_matrix_smooth(float factor);
    void flush(void);
    void grid_add_pixel(uint8_t x, uint8_t y, uint32_t color);
    void print_char(uint8_t xpos, uint8_t ypos, char character, uint32_t color);
    void print_number(uint8_t xpos, uint8_t ypos, uint8_t number, uint32_t color);
    void set_brightness(uint8_t mybrightness);
    void set_current_limit(uint16_t new_current_limit);
    void set_min_indicator(uint8_t pattern, uint32_t color);
    void setup_matrix();

private:
    FastLED_NeoMatrix *_neomatrix;
    UDPLogger *_logger;

    uint8_t _brightness;
    uint16_t _current_limit;

    // target representation of matrix as 2D array
    uint32_t _target_grid[MATRIX_HEIGHT][MATRIX_WIDTH];

    // current representation of matrix as 2D array
    uint32_t _current_grid[MATRIX_HEIGHT][MATRIX_WIDTH];

    // target representation of minutes indicator LEDs
    uint32_t _target_minute_indicators[4] = {0, 0, 0, 0};

    // current representation of minutes indicator LEDs
    uint32_t _current_minute_indicators[4] = {0, 0, 0, 0};

    void _draw_on_matrix(float factor);
    uint16_t _calc_estimated_led_current(uint32_t color);
};

#endif /* LEDMATRIX_H */