#ifndef _LCD_Graphics_H
#define _LCD_Graphics_H

#include <Adafruit_HX8357.h>   // Include required library
#include <Arduino.h>            // For `micros()` function
#define HX8357_ORANGE 0xFD20  // RGB565 format

// Declare the display object externally (to be initialized in main code)
extern Adafruit_HX8357 tft; 

// Ball animation state
extern int ballX, ballY;
extern int ballDX, ballDY;
extern uint8_t ballHue;

extern unsigned long lastBallUpdate;
extern int ballRadius;

void initPinballScene() {
  tft.fillScreen(HX8357_BLACK);

  // Static background (only drawn once)
  tft.setTextColor(HX8357_YELLOW);
  tft.setTextSize(3);
  tft.setCursor(40, 20);
  tft.print("PINBALL");

  tft.fillCircle(60, 100, 15, HX8357_RED);
  tft.fillCircle(160, 100, 15, HX8357_BLUE);
  tft.fillCircle(110, 160, 15, HX8357_GREEN);

  tft.fillRect(45, 200, 40, 10, HX8357_WHITE);
  tft.fillRect(135, 200, 40, 10, HX8357_WHITE);
  tft.fillTriangle(85, 200, 110, 220, 135, 200, HX8357_CYAN);

  tft.drawRect(20, 250, 180, 30, HX8357_RED);
  tft.setCursor(30, 260);
  tft.setTextColor(HX8357_WHITE);
  tft.setTextSize(2);
  tft.print("Score: 000000");

  tft.setTextColor(HX8357_MAGENTA);
  tft.setTextSize(1);
  tft.setCursor(65, 290);
  tft.print("Press Any Button to Start");
}

void updateBallPosition() {
  unsigned long now = millis();
  if (now - lastBallUpdate < 30) return;  // 30ms throttle for ~33 FPS
  lastBallUpdate = now;

  // Erase previous ball
  tft.fillCircle(ballX, ballY, ballRadius, HX8357_BLACK);

  // Update ball position
  ballX += ballDX;
  ballY += ballDY;

  // Bounce off edges
  if (ballX - ballRadius < 0 || ballX + ballRadius > tft.width()) ballDX = -ballDX;
  if (ballY - ballRadius < 0 || ballY + ballRadius > tft.height()) ballDY = -ballDY;

  // Redraw ball at new position
  tft.fillCircle(ballX, ballY, ballRadius, HX8357_WHITE);
}


String lcdMessage = "";
unsigned long lcdMessageTime = 0;
const unsigned long lcdMessageDuration = 1000; // 1 second

unsigned long testLines(uint16_t color) {
    unsigned long start = micros();
    int x1 = 0, y1 = 0, x2, y2;
    int w = tft.width();
    int h = tft.height();

    tft.fillScreen(HX8357_BLACK);

    y2 = h - 1;
    for (x2 = 0; x2 < w; x2 += 6) tft.drawLine(x1, y1, x2, y2, color);
    x2 = w - 1;
    for (y2 = 0; y2 < h; y2 += 6) tft.drawLine(x1, y1, x2, y2, color);

    return micros() - start;
}

unsigned long testFastLines(uint16_t color1, uint16_t color2) {
    unsigned long start = micros();
    int x, y, w = tft.width(), h = tft.height();

    tft.fillScreen(HX8357_BLACK);

    for (y = 0; y < h; y += 5) tft.drawFastHLine(0, y, w, color1);
    for (x = 0; x < w; x += 5) tft.drawFastVLine(x, 0, h, color2);

    return micros() - start;
}

unsigned long testRects(uint16_t color) {
    unsigned long start = micros();
    int n, i, i2, cx = tft.width() / 2, cy = tft.height() / 2;

    tft.fillScreen(HX8357_BLACK);
    n = min(tft.width(), tft.height());

    for (i = 2; i < n; i += 6) {
        i2 = i / 2;
        tft.drawRect(cx - i2, cy - i2, i, i, color);
    }

    return micros() - start;
}

unsigned long testFilledRects(uint16_t color1, uint16_t color2) {
    unsigned long start, t = 0;
    int n, i, i2, cx = tft.width() / 2 - 1, cy = tft.height() / 2 - 1;

    tft.fillScreen(HX8357_BLACK);
    n = min(tft.width(), tft.height());

    for (i = n; i > 0; i -= 6) {
        i2 = i / 2;
        start = micros();
        tft.fillRect(cx - i2, cy - i2, i, i, color1);
        t += micros() - start;
        tft.drawRect(cx - i2, cy - i2, i, i, color2);
    }

    return t;
}

unsigned long testFilledCircles(uint8_t radius, uint16_t color) {
    unsigned long start = micros();
    int x, y, w = tft.width(), h = tft.height(), r2 = radius * 2;

    tft.fillScreen(HX8357_BLACK);

    for (x = radius; x < w; x += r2) {
        for (y = radius; y < h; y += r2) {
            tft.fillCircle(x, y, radius, color);
        }
    }

    return micros() - start;
}

unsigned long testCircles(uint8_t radius, uint16_t color) {
    unsigned long start = micros();
    int x, y, r2 = radius * 2, w = tft.width() + radius, h = tft.height() + radius;

    for (x = 0; x < w; x += r2) {
        for (y = 0; y < h; y += r2) {
            tft.drawCircle(x, y, radius, color);
        }
    }

    return micros() - start;
}

unsigned long testTriangles() {
    unsigned long start = micros();
    int n, i, cx = tft.width() / 2 - 1, cy = tft.height() / 2 - 1;

    tft.fillScreen(HX8357_BLACK);
    n = min(cx, cy);

    for (i = 0; i < n; i += 5) {
        tft.drawTriangle(
            cx, cy - i,          // peak
            cx - i, cy + i,      // bottom left
            cx + i, cy + i,      // bottom right
            tft.color565(200, 20, i)
        );
    }

    return micros() - start;
}

unsigned long testFilledTriangles() {
    unsigned long start, t = 0;
    int i, cx = tft.width() / 2 - 1, cy = tft.height() / 2 - 1;

    tft.fillScreen(HX8357_BLACK);

    for (i = min(cx, cy); i > 10; i -= 5) {
        start = micros();
        tft.fillTriangle(
            cx, cy - i,
            cx - i, cy + i,
            cx + i, cy + i,
            tft.color565(0, i, i)
        );
        t += micros() - start;
        tft.drawTriangle(
            cx, cy - i,
            cx - i, cy + i,
            cx + i, cy + i,
            tft.color565(i, i, 0)
        );
    }

    return t;
}

unsigned long testRoundRects() {
    unsigned long start = micros();
    int w, i, i2, cx = tft.width() / 2, cy = tft.height() / 2;

    tft.fillScreen(HX8357_BLACK);
    w = min(tft.width(), tft.height());

    for (i = 0; i < w; i += 8) {
        i2 = i / 2 - 2;
        tft.drawRoundRect(cx - i2, cy - i2, i, i, i / 8, tft.color565(i, 100, 100));
    }

    return micros() - start;
}

unsigned long testFilledRoundRects() {
    unsigned long start;
    int           i, i2,
                  cx = tft.width()  / 2 + 10,
                  cy = tft.height() / 2 + 10;
  
    tft.fillScreen(HX8357_BLACK);
    start = micros();
    for(i=min(tft.width(), tft.height()) - 20; i>25; i-=6) {
      i2 = i / 2;
      tft.fillRoundRect(cx-i2, cy-i2, i-20, i-20, i/8, tft.color565(100, i/2, 100));
    }
  
    return micros() - start;
  }

void flashPoints(const char* message, uint16_t color) {
  tft.fillScreen(HX8357_BLACK);
  tft.setTextSize(5);
  tft.setTextColor(color);

  int y = 80;
  for (int i = 0; i < 5; i++) { // Reduced from 10 to 5 steps
    tft.fillScreen(HX8357_BLACK);  // Clear for clean animation
    tft.setCursor(60, y + i * 6);  // Move down slightly per frame
    tft.print(message);
    delay(60); // Faster transitions
  }

  tft.fillScreen(HX8357_BLACK); // Final clear after animation
}



void drawPinballSplashHX8357() {
  static int lastBallX = ballX;
  static int lastBallY = ballY;

  // Clear the previous ball (but not full screen to avoid flicker)
  tft.fillCircle(lastBallX, lastBallY, 6, HX8357_BLACK);

  // Draw static parts once (optional optimization)
  static bool initialized = false;
  if (!initialized) {
    tft.fillScreen(HX8357_BLACK);
    tft.setTextColor(HX8357_YELLOW);
    tft.setTextSize(3);
    tft.setCursor(60, 10);
    tft.print("PINBALL");

    tft.fillCircle(60, 80, 15, HX8357_RED);
    tft.fillCircle(160, 80, 15, HX8357_BLUE);
    tft.fillCircle(110, 130, 15, HX8357_GREEN);

    tft.fillRect(45, 200, 40, 10, HX8357_WHITE);
    tft.fillRect(135, 200, 40, 10, HX8357_WHITE);
    tft.fillTriangle(85, 200, 110, 220, 135, 200, HX8357_CYAN);

    tft.drawRect(20, 250, 180, 30, HX8357_RED);
    tft.setCursor(30, 260);
    tft.setTextColor(HX8357_WHITE);
    tft.setTextSize(2);
    tft.print("Score: 000000");

    initialized = true;
  }

  // Update ball hue and position
  ballHue += 5;
  lastBallX = ballX;
  lastBallY = ballY;
  ballX += ballDX;
  ballY += ballDY;

  // Bounce within screen bounds (adjust to your playfield size)
  if (ballX <= 20 || ballX >= 200) ballDX = -ballDX;
  if (ballY <= 30 || ballY >= 240) ballDY = -ballDY;

  // Convert HSV to RGB565 color
  uint16_t ballColor = tft.color565(
    (uint8_t)(sin(ballHue * 0.1) * 127 + 128),
    (uint8_t)(cos(ballHue * 0.1) * 127 + 128),
    (uint8_t)(sin(ballHue * 0.15 + 1) * 127 + 128)
  );

  // Draw new ball
  tft.fillCircle(ballX, ballY, 6, ballColor);
}


  

void showGameOverScreen() {
  tft.fillScreen(HX8357_BLACK);
  tft.setTextSize(6);
  tft.setTextColor(HX8357_RED);
  
  String msg = "GAME OVER";
  
  int16_t x1, y1;
  uint16_t w, h;
  tft.getTextBounds(msg, 0, 0, &x1, &y1, &w, &h);
  
  int x = (tft.width() - w) / 2;
  int y = (tft.height() - h) / 2;

  tft.setCursor(x, y);
  tft.print(msg);

  delay(2000);  // Display for 2 seconds
  tft.fillScreen(HX8357_BLACK);  // Clear before showing high scores
}




#endif  // _LCD_Graphics_H