#include <FastLED.h>
#include <FastLED_GFX.h>
#include <FastLEDMatrix.h>

#define DATA_PIN        12
#define COLOR_ORDER    GRB
#define CHIPSET        WS2812B

#define MATRIX_WIDTH   32 // width of FastLED matrix
#define MATRIX_HEIGHT  8  // height of matrix
#define MATRIX_TYPE    (MTX_MATRIX_BOTTOM + MTX_MATRIX_RIGHT + MTX_MATRIX_COLUMNS + MTX_MATRIX_ZIGZAG)

cFastLEDSingleMatrix<MATRIX_WIDTH, MATRIX_HEIGHT, MATRIX_TYPE> matrix;

const CRGB colors[] = {
  CRGB(255, 0, 0),
  CRGB(0, 255, 0),
  CRGB(0, 0, 255)
};

void setMatrixBrightness(uint8_t brightness) {
  for (int i = 0; i < matrix.Size(); ++i) {
    matrix[0][i].setRGB(matrix[0][i].r * brightness / 5, matrix[0][i].g * brightness / 5, matrix[0][i].b * brightness / 5);
  }
}

void setup() {
  // Initialize FastLED
  FastLED.addLeds<CHIPSET, DATA_PIN, COLOR_ORDER>(matrix[0], matrix.Size());

  // Set initial brightness
  setMatrixBrightness(4);

  // Clear the matrix
  FastLED.clear(true);

  // Configure matrix properties
  matrix.setTextWrap(false);
  setMatrixBrightness(5);
  matrix.setTextColor(colors[0]);
}

int x    = matrix.width();
int pass = 0;

void loop() {
  matrix.fillScreen(0);

  matrix.setCursor(x, 0);
  matrix.print(F("If you can read this you're too close"));

  // Display the matrix
  FastLED.show();
  delay(50);  // Adjust the delay for a comfortable scrolling speed

  // Decrement x to scroll text to the right
  --x;

  // Check if the text has moved beyond the left edge of the matrix
  if (x < -36 * 7) { // Adjusted for the longer text
    x = matrix.width();
    if (++pass >= 3) pass = 0;
    matrix.setTextColor(colors[pass]);
  }
}