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<!DOCTYPE html>
<html lang="vi">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Khủng Long Chạy</title>
<style>
:root {
--sky-color: #87CEEB;
--ground-color: #C2B280;
--score-color: #333333;
}
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
display: flex;
justify-content: center;
align-items: center;
min-height: 100vh;
background-color: #f0f0f0;
font-family: Arial, sans-serif;
}
#game-container {
position: relative;
width: 1000px;
height: 400px;
overflow: hidden;
border: 3px solid #333;
border-radius: 10px;
cursor: pointer;
}
#game {
width: 100%;
height: 100%;
background-image: url('images/background.png');
background-repeat: repeat-x;
animation: scrollBackground 20s linear infinite;
}
@keyframes scrollBackground {
from { background-position: 0 0; }
to { background-position: -1000px 0; }
}
#dino {
width: 50px;
height: 50px;
position: absolute;
bottom: 0;
left: 50px;
transition: all 0.5s ease;
z-index: 1000;
}
.obstacle {
width: 60px; /* Tăng từ 30px lên 60px */
height: 80px; /* Tăng từ 50px lên 80px */
position: absolute;
background-image: url('images/obstacles/phantom.png');
background-size: contain;
background-repeat: no-repeat;
animation: floatPhantom 2s ease-in-out infinite;
}
.obstacle-hitbox {
position: absolute;
width: 40%; /* 40% của kích thước obstacle */
height: 40%; /* 40% của kích thước obstacle */
top: 30%; /* Căn giữa hitbox */
left: 30%;
/* background: rgba(255, 0, 0, 0.3); */ /* Uncomment để debug hitbox */
}
@keyframes floatPhantom {
0% { transform: translateY(0); }
50% { transform: translateY(-20px); }
100% { transform: translateY(0); }
}
.point {
width: 20px;
height: 20px;
position: absolute;
background-image: url('images/items/point.png');
background-size: contain;
background-repeat: no-repeat;
animation: float 1s ease-in-out infinite alternate;
}
@keyframes float {
from { transform: translateY(0); }
to { transform: translateY(-10px); }
}
.target-point {
width: 10px;
height: 10px;
background: rgba(255, 255, 255, 0.5);
border-radius: 50%;
position: absolute;
pointer-events: none;
animation: fadeOut 1s ease-out forwards;
}
@keyframes fadeOut {
to { opacity: 0; transform: scale(2); }
}
#ui-container {
position: absolute;
top: 0;
left: 0;
width: 100%;
padding: 20px;
display: flex;
justify-content: space-between;
align-items: flex-start;
z-index: 1001;
}
#score {
font-size: 24px;
color: var(--score-color);
background: rgba(255, 255, 255, 0.8);
padding: 5px 10px;
border-radius: 5px;
}
#controls {
display: flex;
gap: 10px;
}
#skinSelect {
padding: 5px;
border-radius: 5px;
border: 2px solid #333;
background: rgba(255, 255, 255, 0.8);
}
.game-over {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
background: rgba(0, 0, 0, 0.8);
color: white;
padding: 20px 40px;
border-radius: 10px;
text-align: center;
display: none;
z-index: 1002;
}
.game-over h2 {
font-size: 48px;
margin-bottom: 20px;
}
.game-over button {
padding: 10px 20px;
font-size: 18px;
border: none;
border-radius: 5px;
background: #4CAF50;
color: white;
cursor: pointer;
}
.game-over button:hover {
background: #45a049;
}
#pause-button {
padding: 5px 15px;
font-size: 16px;
background: #4CAF50;
color: white;
border: none;
border-radius: 5px;
cursor: pointer;
margin-left: 10px;
}
#pause-button:hover {
background: #45a049;
}
#pause-button.paused {
background: #f44336;
}
/* Thêm style cho màn hình pause */
.pause-screen {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
background: rgba(0, 0, 0, 0.8);
color: white;
padding: 20px 40px;
border-radius: 10px;
text-align: center;
display: none;
z-index: 1002;
}
.speed-indicator {
margin-left: 10px;
padding: 5px 10px;
background: rgba(255, 255, 255, 0.8);
border-radius: 5px;
font-size: 16px;
}
</style>
</head>
<body>
<div id="game-container">
<div id="game">
<img id="dino" src="images/skins/skin1.png" alt="Dinosaur">
<div id="ui-container">
<div id="controls">
<select id="skinSelect">
<option value="images/skins/skin1.png">Khủng Long Xanh</option>
<option value="images/skins/skin2.png">Khủng Long Đỏ</option>
<option value="images/skins/skin3.png">Khủng Long Vàng</option>
<option value="images/skins/skin4.png">Khủng Long Tím</option>
<option value="images/skins/skin5.png">Khủng Long Xám</option>
</select>
<button id="pause-button">Pause</button>
<div class="speed-indicator">Tốc độ: 1x</div>
</div>
<div id="score">Điểm: 0</div>
</div>
</div>
<div class="game-over">
<h2>Game Over!</h2>
<p>Điểm số: <span id="final-score">0</span></p>
<button id="restart-button">Chơi Lại</button>
</div>
<div class="pause-screen">
<h2>Tạm Dừng</h2>
<p>Nhấn 'P' hoặc nút Pause để tiếp tục</p>
</div>
</div>
<script>
class Game {
constructor() {
// Khởi tạo các element
this.dino = document.getElementById('dino');
this.game = document.getElementById('game');
this.scoreElement = document.getElementById('score');
this.skinSelect = document.getElementById('skinSelect');
this.gameOverScreen = document.querySelector('.game-over');
this.finalScoreElement = document.getElementById('final-score');
this.restartButton = document.getElementById('restart-button');
this.pauseButton = document.getElementById('pause-button');
this.pauseScreen = document.querySelector('.pause-screen');
this.speedIndicator = document.querySelector('.speed-indicator');
// Khởi tạo các thông số game
this.score = 0;
this.baseSpeed = 3;
this.gameSpeed = this.baseSpeed;
this.speedMultiplier = 1;
this.lastSpeedIncreaseScore = 0;
this.isGameOver = false;
this.isPaused = false;
this.targetX = 50;
this.targetY = 0;
this.dinoX = 80;
this.dinoY = 0;
this.isMoving = false;
// Khởi tạo game
this.init();
}
init() {
this.setupEventListeners();
this.startGame();
this.gameLoop();
}
setupEventListeners() {
// Event cho nút pause
this.pauseButton.addEventListener('click', () => {
this.togglePause();
});
// Event cho phím P
document.addEventListener('keydown', (e) => {
if (e.key === 'p' || e.key === 'P') {
this.togglePause();
}
});
// Event cho click di chuyển
this.game.addEventListener('click', (e) => {
if (!this.isGameOver && !this.isPaused) {
const rect = this.game.getBoundingClientRect();
this.targetX = e.clientX - rect.left;
this.targetY = e.clientY - rect.top;
this.createTargetPoint(this.targetX, this.targetY);
this.moveDino();
}
});
// Event cho đổi skin
this.skinSelect.addEventListener('change', (e) => {
this.dino.src = e.target.value;
});
// Event cho restart
this.restartButton.addEventListener('click', () => {
this.resetGame();
});
}
togglePause() {
if (this.isGameOver) return;
this.isPaused = !this.isPaused;
this.pauseButton.textContent = this.isPaused ? 'Resume' : 'Pause';
this.pauseButton.classList.toggle('paused');
this.pauseScreen.style.display = this.isPaused ? 'block' : 'none';
if (!this.isPaused) {
this.gameLoop();
}
}
updateScore(points) {
this.score += points;
this.scoreElement.textContent = `Điểm: ${this.score}`;
this.checkAndUpdateSpeed();
}
checkAndUpdateSpeed() {
const shouldIncreaseSpeed = Math.floor(this.score / 100);
if (shouldIncreaseSpeed > Math.floor(this.lastSpeedIncreaseScore / 100)) {
this.speedMultiplier = 1 + (shouldIncreaseSpeed * 0.2);
this.gameSpeed = this.baseSpeed * this.speedMultiplier;
this.speedIndicator.textContent = `Tốc độ: ${this.speedMultiplier.toFixed(1)}x`;
console.log(`Tăng tốc độ tại điểm ${this.score}`);
console.log(`Speed Multiplier mới: ${this.speedMultiplier}`);
console.log(`Game Speed mới: ${this.gameSpeed}`);
this.lastSpeedIncreaseScore = this.score;
}
}
createTargetPoint(x, y) {
const point = document.createElement('div');
point.classList.add('target-point');
point.style.left = x + 'px';
point.style.top = y + 'px';
this.game.appendChild(point);
setTimeout(() => {
if (point.parentNode === this.game) {
this.game.removeChild(point);
}
}, 1000);
}
moveDino() {
this.isMoving = true;
const dx = this.targetX - this.dinoX;
const dy = this.targetY - this.dinoY;
const angle = Math.atan2(dy, dx);
this.dino.style.transform = `rotate(${angle * 180 / Math.PI}deg)`;
this.dino.style.left = this.targetX + 'px';
this.dino.style.top = this.targetY + 'px';
setTimeout(() => {
this.isMoving = false;
this.dinoX = this.targetX;
this.dinoY = this.targetY;
}, 500);
}
createObstacle() {
if (this.isGameOver || this.isPaused) return;
// Tạo container cho obstacle
const obstacleContainer = document.createElement('div');
obstacleContainer.classList.add('obstacle');
// Tạo hitbox
const hitbox = document.createElement('div');
hitbox.classList.add('obstacle-hitbox');
obstacleContainer.appendChild(hitbox);
this.game.appendChild(obstacleContainer);
let obstacleX = 1000;
let obstacleY = Math.random() * (this.game.clientHeight - 100);
let startTime = Date.now();
obstacleContainer.style.left = obstacleX + 'px';
obstacleContainer.style.top = obstacleY + 'px';
const moveObstacle = () => {
if (this.isGameOver || this.isPaused) return;
obstacleX -= this.gameSpeed;
obstacleContainer.style.left = obstacleX + 'px';
obstacleY += Math.sin((Date.now() - startTime) / 500) * 2;
obstacleContainer.style.top = obstacleY + 'px';
if (obstacleX < -60) { // Điều chỉnh theo kích thước mới
if (obstacleContainer.parentNode === this.game) {
this.game.removeChild(obstacleContainer);
}
return;
}
// Kiểm tra va chạm với hitbox thay vì toàn bộ obstacle
const dinoRect = this.dino.getBoundingClientRect();
const hitboxRect = hitbox.getBoundingClientRect();
if (this.checkCollision(dinoRect, hitboxRect)) {
this.gameOver();
return;
}
requestAnimationFrame(moveObstacle);
};
requestAnimationFrame(moveObstacle);
const nextObstacleDelay = Math.max(500, 2000 - (this.score * 2));
setTimeout(() => {
if (!this.isGameOver && !this.isPaused) this.createObstacle();
}, nextObstacleDelay);
}
createPoint() {
if (this.isGameOver || this.isPaused) return;
const point = document.createElement('div');
point.classList.add('point');
this.game.appendChild(point);
let pointX = 1000;
let pointY = Math.random() * (this.game.clientHeight - 50);
point.style.left = pointX + 'px';
point.style.top = pointY + 'px';
const movePoint = () => {
if (this.isGameOver || this.isPaused) return;
pointX -= this.gameSpeed;
point.style.left = pointX + 'px';
if (pointX < -20) {
if (point.parentNode === this.game) {
this.game.removeChild(point);
}
return;
}
const dinoRect = this.dino.getBoundingClientRect();
const pointRect = point.getBoundingClientRect();
if (this.checkCollision(dinoRect, pointRect)) {
if (point.parentNode === this.game) {
this.game.removeChild(point);
}
this.updateScore(10);
return;
}
requestAnimationFrame(movePoint);
};
requestAnimationFrame(movePoint);
const nextPointDelay = Math.max(500, 1500 - (this.score * 1.5));
setTimeout(() => {
if (!this.isGameOver && !this.isPaused) this.createPoint();
}, nextPointDelay);
}
checkCollision(rect1, rect2) {
// Tạo một vùng va chạm nhỏ hơn cho khủng long
const dinoHitbox = {
left: rect1.left + rect1.width * 0.2, // Thu nhỏ 20% từ mỗi bên
right: rect1.right - rect1.width * 0.2,
top: rect1.top + rect1.height * 0.2,
bottom: rect1.bottom - rect1.height * 0.2
};
return !(dinoHitbox.right < rect2.left ||
dinoHitbox.left > rect2.right ||
dinoHitbox.bottom < rect2.top ||
dinoHitbox.top > rect2.bottom);
}
gameOver() {
this.isGameOver = true;
this.finalScoreElement.textContent = this.score;
this.gameOverScreen.style.display = 'block';
}
resetGame() {
// Reset game state
this.isGameOver = false;
this.isPaused = false;
this.score = 0;
this.speedMultiplier = 1;
this.gameSpeed = this.baseSpeed;
this.lastSpeedIncreaseScore = 0;
this.dinoX = 80;
this.dinoY = 0;
// Reset UI
this.scoreElement.textContent = 'Điểm: 0';
this.speedIndicator.textContent = 'Tốc độ: 1x';
this.dino.style.left = '50px';
this.dino.style.top = '0px';
this.dino.style.transform = 'none';
this.gameOverScreen.style.display = 'none';
this.pauseScreen.style.display = 'none';
this.pauseButton.textContent = 'Pause';
this.pauseButton.classList.remove('paused');
// Clear obstacles and points
const obstacles = document.querySelectorAll('.obstacle');
const points = document.querySelectorAll('.point');
obstacles.forEach(obstacle => obstacle.remove());
points.forEach(point => point.remove());
// Restart game
this.startGame();
}
startGame() {
this.createObstacle();
this.createPoint();
}
gameLoop() {
if (!this.isGameOver && !this.isPaused) {
requestAnimationFrame(() => this.gameLoop());
}
}
}
// Start game when page loads
window.addEventListener('load', () => {
new Game();
});
</script>
</body>
</html>