#include "SPI.h"
#include "Adafruit_GFX.h"
#include "Adafruit_ILI9341.h"

#define TFT_DC 2
#define TFT_CS 3

Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC);

// Define maximum colors for the gradient
const uint16_t MAX_COLORS[] = {
  ILI9341_RED,
  ILI9341_ORANGE,
  ILI9341_YELLOW,
  ILI9341_GREEN,
  ILI9341_CYAN,
  ILI9341_BLUE,
  ILI9341_MAGENTA,
  ILI9341_WHITE
};

void drawFilledHexagon(int x, int y, int size, uint16_t color) {
  float angle = 0;
  for (int i = 0; i < 6; ++i) {
    float x1 = x + size * cos(angle);
    float y1 = y + size * sin(angle);
    float x2 = x + size * cos(angle + PI / 3);
    float y2 = y + size * sin(angle + PI / 3);
    tft.fillTriangle(x, y, x1, y1, x2, y2, color);
    angle += PI / 3;
  }
}

void drawColorGradient() {
  int numColors = sizeof(MAX_COLORS) / sizeof(MAX_COLORS[0]);
  int colorStep = tft.height() / numColors;

  for (int y = 0; y < tft.height(); y++) {
    int colorIndex = y / colorStep;
    int color = MAX_COLORS[colorIndex];
    tft.drawFastHLine(0, y, tft.width(), color);
  }
}

void setup() {
  Serial.begin(115200);
  Serial.println(" shapes on Nucleo-32 SPI अरविन्द पाटील ...");
  delay(500);
  Serial.println(" इस कोड की रचना अरविन्द द्वारा 17/11/23 ");
  delay(1000);

  tft.begin();

  // Draw a color gradient on the entire screen
  drawColorGradient();

  // Display a filled hexagon in the center of the screen
  int hexagonSize = 50;
  int centerX = tft.width() / 2;
  int centerY = tft.height() / 2;
  drawFilledHexagon(centerX, centerY, hexagonSize, ILI9341_MAGENTA);

  // Add text by Arvind Patil in yellow color
  tft.setTextColor(ILI9341_MAGENTA);
  tft.setTextSize(2);
  tft.setCursor(10, 230);
  tft.print("Arvind Patil");
}

void loop() {
  // Your main code here
}