#include <Adafruit_GFX.h>
#include <Adafruit_ILI9341.h>
#include <SPI.h>

#define TFT_CS   5
#define TFT_DC   2
#define TFT_RST  4

Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC, TFT_RST);
// Kolory (jeśli nie zdefiniowane)
#define BLACK    0x0000
#define WHITE    0xFFFF
#define GREEN    0x07E0
// Czcionki do testowania
#include <Fonts/FreeMono9pt7b.h>
#include <Fonts/FreeMono12pt7b.h>
#include <Fonts/FreeMono18pt7b.h>
#include <Fonts/FreeMono24pt7b.h>
#include <Fonts/FreeMonoBold9pt7b.h>
#include <Fonts/FreeMonoBold12pt7b.h>
#include <Fonts/FreeMonoBold18pt7b.h>
#include <Fonts/FreeMonoBold24pt7b.h>
#include <Fonts/FreeMonoBoldOblique9pt7b.h>
#include <Fonts/FreeMonoBoldOblique12pt7b.h>
#include <Fonts/FreeMonoBoldOblique18pt7b.h>
#include <Fonts/FreeMonoBoldOblique24pt7b.h>
#include <Fonts/FreeMonoOblique9pt7b.h>
#include <Fonts/FreeMonoOblique12pt7b.h>
#include <Fonts/FreeMonoOblique18pt7b.h>
#include <Fonts/FreeMonoOblique24pt7b.h>
#include <Fonts/FreeSans9pt7b.h>
#include <Fonts/FreeSans12pt7b.h>
#include <Fonts/FreeSans18pt7b.h>
#include <Fonts/FreeSans24pt7b.h>
#include <Fonts/FreeSansBold9pt7b.h>
#include <Fonts/FreeSansBold12pt7b.h>
#include <Fonts/FreeSansBold18pt7b.h>
#include <Fonts/FreeSansBold24pt7b.h>
#include <Fonts/FreeSansBoldOblique9pt7b.h>
#include <Fonts/FreeSansBoldOblique12pt7b.h>
#include <Fonts/FreeSansBoldOblique18pt7b.h>
#include <Fonts/FreeSansBoldOblique24pt7b.h>
#include <Fonts/FreeSansOblique9pt7b.h>
#include <Fonts/FreeSansOblique12pt7b.h>
#include <Fonts/FreeSansOblique18pt7b.h>
#include <Fonts/FreeSansOblique24pt7b.h>
#include <Fonts/FreeSerif9pt7b.h>
#include <Fonts/FreeSerif12pt7b.h>
#include <Fonts/FreeSerif18pt7b.h>
#include <Fonts/FreeSerif24pt7b.h>
#include <Fonts/FreeSerifBold9pt7b.h>
#include <Fonts/FreeSerifBold12pt7b.h>
#include <Fonts/FreeSerifBold18pt7b.h>
#include <Fonts/FreeSerifBold24pt7b.h>
#include <Fonts/FreeSerifBoldItalic9pt7b.h>
#include <Fonts/FreeSerifBoldItalic12pt7b.h>
#include <Fonts/FreeSerifBoldItalic18pt7b.h>
#include <Fonts/FreeSerifBoldItalic24pt7b.h>
#include <Fonts/FreeSerifItalic9pt7b.h>
#include <Fonts/FreeSerifItalic12pt7b.h>
#include <Fonts/FreeSerifItalic18pt7b.h>
#include <Fonts/FreeSerifItalic24pt7b.h>
// Lista czcionek
const GFXfont* fonts[] = {
  &FreeMono9pt7b,
  &FreeMono12pt7b,
  &FreeMono18pt7b,
  &FreeMono24pt7b,
  &FreeMonoBold9pt7b,
  &FreeMonoBold12pt7b,
  &FreeMonoBold18pt7b,
  &FreeMonoBold24pt7b,
  &FreeMonoBoldOblique9pt7b,
  &FreeMonoBoldOblique12pt7b,
  &FreeMonoBoldOblique18pt7b,
  &FreeMonoBoldOblique24pt7b,
  &FreeMonoOblique9pt7b,
  &FreeMonoOblique12pt7b,
  &FreeMonoOblique18pt7b,
  &FreeMonoOblique24pt7b,
  &FreeSans9pt7b,
  &FreeSans12pt7b,
  &FreeSans18pt7b,
  &FreeSans24pt7b,
  &FreeSansBold9pt7b,
  &FreeSansBold12pt7b,
  &FreeSansBold18pt7b,
  &FreeSansBold24pt7b,
  &FreeSansBoldOblique9pt7b,
  &FreeSansBoldOblique12pt7b,
  &FreeSansBoldOblique18pt7b,
  &FreeSansBoldOblique24pt7b,
  &FreeSansOblique9pt7b,
  &FreeSansOblique12pt7b,
  &FreeSansOblique18pt7b,
  &FreeSansOblique24pt7b,
  &FreeSerif9pt7b,
  &FreeSerif12pt7b,
  &FreeSerif18pt7b,
  &FreeSerif24pt7b,
  &FreeSerifBold9pt7b,
  &FreeSerifBold12pt7b,
  &FreeSerifBold18pt7b,
  &FreeSerifBold24pt7b,
  &FreeSerifBoldItalic9pt7b,
  &FreeSerifBoldItalic12pt7b,
  &FreeSerifBoldItalic18pt7b,
  &FreeSerifBoldItalic24pt7b,
  &FreeSerifItalic9pt7b,
  &FreeSerifItalic12pt7b,
  &FreeSerifItalic18pt7b,
  &FreeSerifItalic24pt7b
};
// Nazwy czcionek (bez .h)
const char* fontNames[] = {
  "FreeMono9pt7b",
  "FreeMono12pt7b",
  "FreeMono18pt7b",
  "FreeMono24pt7b",
  "FreeMonoBold9pt7b",
  "FreeMonoBold12pt7b",
  "FreeMonoBold18pt7b",
  "FreeMonoBold24pt7b",
  "FreeMonoBoldOblique9pt7b",
  "FreeMonoBoldOblique12pt7b",
  "FreeMonoBoldOblique18pt7b",
  "FreeMonoBoldOblique24pt7b",
  "FreeMonoOblique9pt7b",
  "FreeMonoOblique12pt7b",
  "FreeMonoOblique18pt7b",
  "FreeMonoOblique24pt7b",
  "FreeSans9pt7b",
  "FreeSans12pt7b",
  "FreeSans18pt7b",
  "FreeSans24pt7b",
  "FreeSansBold9pt7b",
  "FreeSansBold12pt7b",
  "FreeSansBold18pt7b",
  "FreeSansBold24pt7b",
  "FreeSansBoldOblique9pt7b",
  "FreeSansBoldOblique12pt7b",
  "FreeSansBoldOblique18pt7b",
  "FreeSansBoldOblique24pt7b",
  "FreeSansOblique9pt7b",
  "FreeSansOblique12pt7b",
  "FreeSansOblique18pt7b",
  "FreeSansOblique24pt7b",
  "FreeSerif9pt7b",
  "FreeSerif12pt7b",
  "FreeSerif18pt7b",
  "FreeSerif24pt7b",
  "FreeSerifBold9pt7b",
  "FreeSerifBold12pt7b",
  "FreeSerifBold18pt7b",
  "FreeSerifBold24pt7b",
  "FreeSerifBoldItalic9pt7b",
  "FreeSerifBoldItalic12pt7b",
  "FreeSerifBoldItalic18pt7b",
  "FreeSerifBoldItalic24pt7b",
  "FreeSerifItalic9pt7b",
  "FreeSerifItalic12pt7b",
  "FreeSerifItalic18pt7b",
  "FreeSerifItalic24pt7b"
};

const int fontCount = sizeof(fonts) / sizeof(fonts[0]);
const int familySize = 4;
int currentFamily = 0;
unsigned long lastFontChange = 0;
const int yStarts[4] = {0, 11, 30, 49};

void displayFamily(int startIndex) {
  tft.fillScreen(BLACK);
  tft.setFont(nullptr);
  tft.setTextSize(1);
  tft.setTextColor(WHITE);
  tft.setCursor(50, 5);
  tft.print("FONT FAMILY TEST");
  int16_t current_y = 20;
  for (int i = 0; i < familySize; i++) {
    int idx = startIndex + i;
    if (idx >= fontCount)
      break;
    tft.setFont(fonts[idx]);
    tft.setTextColor(GREEN);
    int16_t x1, y1;
    uint16_t w, h;
    const char *textToDisplay = fontNames[idx];
    tft.getTextBounds(textToDisplay, 0, 0, &x1, &y1, &w, &h);
    int16_t baseline_pos = current_y + (-y1);
    tft.setCursor(0, baseline_pos);
    tft.print(textToDisplay);
    current_y += h + 2;
  }
}

void setup() {
  Serial.begin(9600);
  tft.begin();
  tft.setRotation(1);
  tft.fillScreen(BLACK);
  Serial.println("=== FONT TEST ===");
}

void loop() {
  if (millis() - lastFontChange > 4000) {
    lastFontChange = millis();
    displayFamily(currentFamily * familySize);
    currentFamily = (currentFamily + 1) % (fontCount / familySize);
  }
}