/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); var storage = LK.import("@upit/storage.v1", { highScore: 0, difficulty: 1 }); /**** * Classes ****/ var Ball = Container.expand(function () { var self = Container.call(this); var ballGraphics = self.attachAsset('ball', { anchorX: 0.5, anchorY: 0.5 }); self.width = ballGraphics.width; self.height = ballGraphics.height; self.speedX = 0; self.speedY = 0; self.maxSpeed = 20; self.active = false; self.serveDirection = 1; // 1 = right, -1 = left self.lastHitBy = null; self.reset = function () { self.x = 2048 / 2; self.y = 2732 / 2; self.active = false; self.speedX = 0; self.speedY = 0; // Alternate serve direction self.serveDirection = -self.serveDirection; }; self.serve = function () { // Serve in the direction determined self.speedX = 10 * self.serveDirection; self.speedY = 5 * (Math.random() > 0.5 ? 1 : -1); self.active = true; }; self.update = function () { if (!self.active) { return; } // Move the ball self.x += self.speedX; self.y += self.speedY; // Handle vertical wall collisions if (self.y < self.height / 2 || self.y > 2732 - self.height / 2) { self.speedY = -self.speedY; self.y = self.y < self.height / 2 ? self.height / 2 : 2732 - self.height / 2; LK.getSound('hit').play(); } }; self.checkPaddleCollision = function (paddle) { if (!self.active) { return false; } if (self.intersects(paddle)) { // Calculate bounce angle based on where the ball hits the paddle var relativeIntersectY = (paddle.y - self.y) / (paddle.height / 2); var bounceAngle = relativeIntersectY * (Math.PI / 4); // Max 45 degrees // Calculate new speeds var direction = self.x < 2048 / 2 ? 1 : -1; var speed = Math.min(Math.sqrt(self.speedX * self.speedX + self.speedY * self.speedY) + 0.5, self.maxSpeed); self.speedX = direction * speed * Math.cos(bounceAngle); self.speedY = speed * -Math.sin(bounceAngle); // Move ball away from paddle to prevent multiple collisions if (direction > 0) { self.x = paddle.x + paddle.width / 2 + self.width / 2; } else { self.x = paddle.x - paddle.width / 2 - self.width / 2; } self.lastHitBy = paddle; LK.getSound('hit').play(); return true; } return false; }; self.applyPowerup = function (powerupType) { switch (powerupType) { case 'speed': var currentSpeed = Math.sqrt(self.speedX * self.speedX + self.speedY * self.speedY); self.speedX = self.speedX / currentSpeed * (currentSpeed + 3); self.speedY = self.speedY / currentSpeed * (currentSpeed + 3); break; case 'size': tween(ballGraphics, { scale: 1.5 }, { duration: 300 }); self.width = ballGraphics.width * 1.5; self.height = ballGraphics.height * 1.5; LK.setTimeout(function () { tween(ballGraphics, { scale: 1 }, { duration: 300 }); self.width = ballGraphics.width / 1.5; self.height = ballGraphics.height / 1.5; }, 5000); break; case 'curve': self.speedY += Math.random() * 10 - 5; break; } }; return self; }); var Paddle = Container.expand(function (isPlayer) { var self = Container.call(this); self.isPlayer = isPlayer === undefined ? true : isPlayer; self.speed = 12; self.score = 0; var paddleGraphics = self.attachAsset('paddle', { anchorX: 0.5, anchorY: 0.5 }); self.width = paddleGraphics.width; self.height = paddleGraphics.height; self.ai = { difficulty: storage.difficulty || 1, reactionDelay: 0, targetY: 0, thinkTime: 0 }; self.move = function (x, y) { if (y < self.height / 2) { self.y = self.height / 2; } else if (y > 2732 - self.height / 2) { self.y = 2732 - self.height / 2; } else { self.y = y; } }; self.updateAI = function (ballY, ballSpeedY) { // Decrease AI think time if (self.ai.thinkTime > 0) { self.ai.thinkTime--; return; } // Calculate where the ball will be var errorMargin = (4 - self.ai.difficulty) * 60; self.ai.targetY = ballY + Math.random() * errorMargin - errorMargin / 2; // Set a new think time self.ai.thinkTime = Math.floor(Math.random() * (8 - self.ai.difficulty * 2)); }; self.runAI = function () { if (self.y < self.ai.targetY - self.speed) { self.y += self.speed; } else if (self.y > self.ai.targetY + self.speed) { self.y -= self.speed; } // Constrain paddle to field if (self.y < self.height / 2) { self.y = self.height / 2; } else if (self.y > 2732 - self.height / 2) { self.y = 2732 - self.height / 2; } }; return self; }); var Powerup = Container.expand(function () { var self = Container.call(this); var powerupGraphics = self.attachAsset('powerup', { anchorX: 0.5, anchorY: 0.5 }); self.type = 'speed'; // Default type self.active = true; self.types = ['speed', 'size', 'curve']; self.spawn = function () { // Position randomly in the middle third of the court self.x = Math.random() * (2048 * 0.6) + 2048 * 0.2; self.y = Math.random() * (2732 * 0.6) + 2732 * 0.2; // Set random type self.type = self.types[Math.floor(Math.random() * self.types.length)]; // Set color based on type switch (self.type) { case 'speed': powerupGraphics.tint = 0xFF5500; // Orange break; case 'size': powerupGraphics.tint = 0x00AAFF; // Blue break; case 'curve': powerupGraphics.tint = 0xFFAA00; // Yellow break; } self.active = true; // Create a pulsing animation tween(self, { alpha: 0.6 }, { duration: 500, easing: tween.sinusoidal, onFinish: function onFinish() { tween(self, { alpha: 1 }, { duration: 500, easing: tween.sinusoidal, onFinish: function onFinish() { if (self.active) { self.spawn(); // Restart the pulse animation } } }); } }); // Auto-remove after 10 seconds LK.setTimeout(function () { if (self.active) { self.deactivate(); } }, 10000); }; self.deactivate = function () { self.active = false; tween(self, { alpha: 0 }, { duration: 300, onFinish: function onFinish() { if (self.parent) { self.parent.removeChild(self); } } }); }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x000000 }); /**** * Game Code ****/ // Game state var gameState = 'title'; // title, serving, playing, gameover var isTwoPlayer = false; var gameTime = 0; var touchPaddle = null; var servingTimeout = null; var powerupTimeout = null; var powerupActive = false; // Game elements var playerPaddle; var aiPaddle; var ball; var powerup; var scoreLeft; var scoreRight; var centerLine; var titleText; var subtitleText; var gameOverText; // Initialize game elements function setupGame() { // Create center line centerLine = new Container(); for (var i = 0; i < 34; i++) { var linePart = centerLine.attachAsset('dividerLine', { anchorX: 0.5, anchorY: 0.5, y: i * 80 }); } centerLine.x = 2048 / 2; game.addChild(centerLine); // Create paddles playerPaddle = new Paddle(true); playerPaddle.x = 100; playerPaddle.y = 2732 / 2; game.addChild(playerPaddle); aiPaddle = new Paddle(false); aiPaddle.x = 2048 - 100; aiPaddle.y = 2732 / 2; game.addChild(aiPaddle); // Create ball ball = new Ball(); ball.reset(); game.addChild(ball); // Create score text scoreLeft = new Text2('0', { size: 150, fill: 0xFFFFFF }); scoreLeft.anchor.set(0.5, 0.5); scoreLeft.x = 2048 / 4; scoreLeft.y = 200; game.addChild(scoreLeft); scoreRight = new Text2('0', { size: 150, fill: 0xFFFFFF }); scoreRight.anchor.set(0.5, 0.5); scoreRight.x = 2048 * 3 / 4; scoreRight.y = 200; game.addChild(scoreRight); // Title text titleText = new Text2('PIXEL PONG', { size: 200, fill: 0xFFFFFF }); titleText.anchor.set(0.5, 0.5); titleText.x = 2048 / 2; titleText.y = 2732 / 3; game.addChild(titleText); subtitleText = new Text2('TAP TO START\n\nDRAG TO MOVE PADDLE', { size: 80, fill: 0xFFFFFF }); subtitleText.anchor.set(0.5, 0.5); subtitleText.x = 2048 / 2; subtitleText.y = 2732 / 2; game.addChild(subtitleText); gameOverText = new Text2('', { size: 150, fill: 0xFFFFFF }); gameOverText.anchor.set(0.5, 0.5); gameOverText.x = 2048 / 2; gameOverText.y = 2732 / 2; gameOverText.visible = false; game.addChild(gameOverText); // Set title screen setGameState('title'); // Start background music LK.playMusic('bgMusic'); } function setGameState(state) { gameState = state; switch (state) { case 'title': ball.reset(); playerPaddle.score = 0; aiPaddle.score = 0; updateScoreDisplay(); titleText.visible = true; subtitleText.visible = true; gameOverText.visible = false; break; case 'serving': titleText.visible = false; subtitleText.visible = false; gameOverText.visible = false; // Set serving timeout servingTimeout = LK.setTimeout(function () { ball.serve(); setGameState('playing'); }, 1500); break; case 'playing': // Schedule powerup schedulePowerup(); break; case 'gameover': gameOverText.visible = true; // Check for new high score if (playerPaddle.score > storage.highScore) { storage.highScore = playerPaddle.score; gameOverText.setText('GAME OVER\nNEW HIGH SCORE: ' + storage.highScore); } else { gameOverText.setText('GAME OVER\nSCORE: ' + playerPaddle.score + '\nHIGH SCORE: ' + storage.highScore); } // Clear timeouts if (servingTimeout) { LK.clearTimeout(servingTimeout); servingTimeout = null; } if (powerupTimeout) { LK.clearTimeout(powerupTimeout); powerupTimeout = null; } // Remove any active powerup if (powerupActive && powerup && powerup.parent) { powerup.deactivate(); powerupActive = false; } break; } } function schedulePowerup() { if (powerupTimeout) { LK.clearTimeout(powerupTimeout); } // Schedule next powerup between 5-15 seconds powerupTimeout = LK.setTimeout(function () { spawnPowerup(); }, 5000 + Math.random() * 10000); } function spawnPowerup() { // Only one powerup at a time if (powerupActive) { return; } powerup = new Powerup(); powerup.spawn(); game.addChild(powerup); powerupActive = true; } function updateScoreDisplay() { scoreLeft.setText(playerPaddle.score.toString()); scoreRight.setText(aiPaddle.score.toString()); } function scorePoint(forLeft) { if (forLeft) { playerPaddle.score++; } else { aiPaddle.score++; } updateScoreDisplay(); LK.getSound('score').play(); // Check for game over if (playerPaddle.score >= 11 || aiPaddle.score >= 11) { LK.setTimeout(function () { setGameState('gameover'); }, 1000); } else { // Reset for next round ball.reset(); setGameState('serving'); } } // Event handlers game.down = function (x, y, obj) { if (gameState === 'title') { setGameState('serving'); } else if (gameState === 'gameover') { setGameState('title'); } else { touchPaddle = playerPaddle; touchPaddle.move(x, y); } }; game.move = function (x, y, obj) { if (touchPaddle) { touchPaddle.move(x, y); } }; game.up = function (x, y, obj) { touchPaddle = null; }; // Main game update loop game.update = function () { if (gameState === 'playing' || gameState === 'serving') { // Update ball ball.update(); // Check for paddle collisions ball.checkPaddleCollision(playerPaddle); ball.checkPaddleCollision(aiPaddle); // Check for scoring if (ball.x < -ball.width) { scorePoint(false); } else if (ball.x > 2048 + ball.width) { scorePoint(true); } // Update AI paddle if (!isTwoPlayer && ball.active) { if (ball.speedX > 0) { aiPaddle.updateAI(ball.y, ball.speedY); } aiPaddle.runAI(); } // Check for powerup collision if (powerupActive && powerup && ball.intersects(powerup)) { ball.applyPowerup(powerup.type); powerup.deactivate(); powerupActive = false; LK.getSound('powerup').play(); schedulePowerup(); } } // Animate title on title screen if (gameState === 'title') { gameTime++; titleText.scale.set(1 + Math.sin(gameTime / 30) * 0.05); } }; // Initialize everything setupGame();
===================================================================
--- original.js
+++ change.js
@@ -1,6 +1,490 @@
-/****
+/****
+* Plugins
+****/
+var tween = LK.import("@upit/tween.v1");
+var storage = LK.import("@upit/storage.v1", {
+ highScore: 0,
+ difficulty: 1
+});
+
+/****
+* Classes
+****/
+var Ball = Container.expand(function () {
+ var self = Container.call(this);
+ var ballGraphics = self.attachAsset('ball', {
+ anchorX: 0.5,
+ anchorY: 0.5
+ });
+ self.width = ballGraphics.width;
+ self.height = ballGraphics.height;
+ self.speedX = 0;
+ self.speedY = 0;
+ self.maxSpeed = 20;
+ self.active = false;
+ self.serveDirection = 1; // 1 = right, -1 = left
+ self.lastHitBy = null;
+ self.reset = function () {
+ self.x = 2048 / 2;
+ self.y = 2732 / 2;
+ self.active = false;
+ self.speedX = 0;
+ self.speedY = 0;
+ // Alternate serve direction
+ self.serveDirection = -self.serveDirection;
+ };
+ self.serve = function () {
+ // Serve in the direction determined
+ self.speedX = 10 * self.serveDirection;
+ self.speedY = 5 * (Math.random() > 0.5 ? 1 : -1);
+ self.active = true;
+ };
+ self.update = function () {
+ if (!self.active) {
+ return;
+ }
+ // Move the ball
+ self.x += self.speedX;
+ self.y += self.speedY;
+ // Handle vertical wall collisions
+ if (self.y < self.height / 2 || self.y > 2732 - self.height / 2) {
+ self.speedY = -self.speedY;
+ self.y = self.y < self.height / 2 ? self.height / 2 : 2732 - self.height / 2;
+ LK.getSound('hit').play();
+ }
+ };
+ self.checkPaddleCollision = function (paddle) {
+ if (!self.active) {
+ return false;
+ }
+ if (self.intersects(paddle)) {
+ // Calculate bounce angle based on where the ball hits the paddle
+ var relativeIntersectY = (paddle.y - self.y) / (paddle.height / 2);
+ var bounceAngle = relativeIntersectY * (Math.PI / 4); // Max 45 degrees
+ // Calculate new speeds
+ var direction = self.x < 2048 / 2 ? 1 : -1;
+ var speed = Math.min(Math.sqrt(self.speedX * self.speedX + self.speedY * self.speedY) + 0.5, self.maxSpeed);
+ self.speedX = direction * speed * Math.cos(bounceAngle);
+ self.speedY = speed * -Math.sin(bounceAngle);
+ // Move ball away from paddle to prevent multiple collisions
+ if (direction > 0) {
+ self.x = paddle.x + paddle.width / 2 + self.width / 2;
+ } else {
+ self.x = paddle.x - paddle.width / 2 - self.width / 2;
+ }
+ self.lastHitBy = paddle;
+ LK.getSound('hit').play();
+ return true;
+ }
+ return false;
+ };
+ self.applyPowerup = function (powerupType) {
+ switch (powerupType) {
+ case 'speed':
+ var currentSpeed = Math.sqrt(self.speedX * self.speedX + self.speedY * self.speedY);
+ self.speedX = self.speedX / currentSpeed * (currentSpeed + 3);
+ self.speedY = self.speedY / currentSpeed * (currentSpeed + 3);
+ break;
+ case 'size':
+ tween(ballGraphics, {
+ scale: 1.5
+ }, {
+ duration: 300
+ });
+ self.width = ballGraphics.width * 1.5;
+ self.height = ballGraphics.height * 1.5;
+ LK.setTimeout(function () {
+ tween(ballGraphics, {
+ scale: 1
+ }, {
+ duration: 300
+ });
+ self.width = ballGraphics.width / 1.5;
+ self.height = ballGraphics.height / 1.5;
+ }, 5000);
+ break;
+ case 'curve':
+ self.speedY += Math.random() * 10 - 5;
+ break;
+ }
+ };
+ return self;
+});
+var Paddle = Container.expand(function (isPlayer) {
+ var self = Container.call(this);
+ self.isPlayer = isPlayer === undefined ? true : isPlayer;
+ self.speed = 12;
+ self.score = 0;
+ var paddleGraphics = self.attachAsset('paddle', {
+ anchorX: 0.5,
+ anchorY: 0.5
+ });
+ self.width = paddleGraphics.width;
+ self.height = paddleGraphics.height;
+ self.ai = {
+ difficulty: storage.difficulty || 1,
+ reactionDelay: 0,
+ targetY: 0,
+ thinkTime: 0
+ };
+ self.move = function (x, y) {
+ if (y < self.height / 2) {
+ self.y = self.height / 2;
+ } else if (y > 2732 - self.height / 2) {
+ self.y = 2732 - self.height / 2;
+ } else {
+ self.y = y;
+ }
+ };
+ self.updateAI = function (ballY, ballSpeedY) {
+ // Decrease AI think time
+ if (self.ai.thinkTime > 0) {
+ self.ai.thinkTime--;
+ return;
+ }
+ // Calculate where the ball will be
+ var errorMargin = (4 - self.ai.difficulty) * 60;
+ self.ai.targetY = ballY + Math.random() * errorMargin - errorMargin / 2;
+ // Set a new think time
+ self.ai.thinkTime = Math.floor(Math.random() * (8 - self.ai.difficulty * 2));
+ };
+ self.runAI = function () {
+ if (self.y < self.ai.targetY - self.speed) {
+ self.y += self.speed;
+ } else if (self.y > self.ai.targetY + self.speed) {
+ self.y -= self.speed;
+ }
+ // Constrain paddle to field
+ if (self.y < self.height / 2) {
+ self.y = self.height / 2;
+ } else if (self.y > 2732 - self.height / 2) {
+ self.y = 2732 - self.height / 2;
+ }
+ };
+ return self;
+});
+var Powerup = Container.expand(function () {
+ var self = Container.call(this);
+ var powerupGraphics = self.attachAsset('powerup', {
+ anchorX: 0.5,
+ anchorY: 0.5
+ });
+ self.type = 'speed'; // Default type
+ self.active = true;
+ self.types = ['speed', 'size', 'curve'];
+ self.spawn = function () {
+ // Position randomly in the middle third of the court
+ self.x = Math.random() * (2048 * 0.6) + 2048 * 0.2;
+ self.y = Math.random() * (2732 * 0.6) + 2732 * 0.2;
+ // Set random type
+ self.type = self.types[Math.floor(Math.random() * self.types.length)];
+ // Set color based on type
+ switch (self.type) {
+ case 'speed':
+ powerupGraphics.tint = 0xFF5500; // Orange
+ break;
+ case 'size':
+ powerupGraphics.tint = 0x00AAFF; // Blue
+ break;
+ case 'curve':
+ powerupGraphics.tint = 0xFFAA00; // Yellow
+ break;
+ }
+ self.active = true;
+ // Create a pulsing animation
+ tween(self, {
+ alpha: 0.6
+ }, {
+ duration: 500,
+ easing: tween.sinusoidal,
+ onFinish: function onFinish() {
+ tween(self, {
+ alpha: 1
+ }, {
+ duration: 500,
+ easing: tween.sinusoidal,
+ onFinish: function onFinish() {
+ if (self.active) {
+ self.spawn(); // Restart the pulse animation
+ }
+ }
+ });
+ }
+ });
+ // Auto-remove after 10 seconds
+ LK.setTimeout(function () {
+ if (self.active) {
+ self.deactivate();
+ }
+ }, 10000);
+ };
+ self.deactivate = function () {
+ self.active = false;
+ tween(self, {
+ alpha: 0
+ }, {
+ duration: 300,
+ onFinish: function onFinish() {
+ if (self.parent) {
+ self.parent.removeChild(self);
+ }
+ }
+ });
+ };
+ return self;
+});
+
+/****
* Initialize Game
-****/
+****/
var game = new LK.Game({
backgroundColor: 0x000000
-});
\ No newline at end of file
+});
+
+/****
+* Game Code
+****/
+// Game state
+var gameState = 'title'; // title, serving, playing, gameover
+var isTwoPlayer = false;
+var gameTime = 0;
+var touchPaddle = null;
+var servingTimeout = null;
+var powerupTimeout = null;
+var powerupActive = false;
+// Game elements
+var playerPaddle;
+var aiPaddle;
+var ball;
+var powerup;
+var scoreLeft;
+var scoreRight;
+var centerLine;
+var titleText;
+var subtitleText;
+var gameOverText;
+// Initialize game elements
+function setupGame() {
+ // Create center line
+ centerLine = new Container();
+ for (var i = 0; i < 34; i++) {
+ var linePart = centerLine.attachAsset('dividerLine', {
+ anchorX: 0.5,
+ anchorY: 0.5,
+ y: i * 80
+ });
+ }
+ centerLine.x = 2048 / 2;
+ game.addChild(centerLine);
+ // Create paddles
+ playerPaddle = new Paddle(true);
+ playerPaddle.x = 100;
+ playerPaddle.y = 2732 / 2;
+ game.addChild(playerPaddle);
+ aiPaddle = new Paddle(false);
+ aiPaddle.x = 2048 - 100;
+ aiPaddle.y = 2732 / 2;
+ game.addChild(aiPaddle);
+ // Create ball
+ ball = new Ball();
+ ball.reset();
+ game.addChild(ball);
+ // Create score text
+ scoreLeft = new Text2('0', {
+ size: 150,
+ fill: 0xFFFFFF
+ });
+ scoreLeft.anchor.set(0.5, 0.5);
+ scoreLeft.x = 2048 / 4;
+ scoreLeft.y = 200;
+ game.addChild(scoreLeft);
+ scoreRight = new Text2('0', {
+ size: 150,
+ fill: 0xFFFFFF
+ });
+ scoreRight.anchor.set(0.5, 0.5);
+ scoreRight.x = 2048 * 3 / 4;
+ scoreRight.y = 200;
+ game.addChild(scoreRight);
+ // Title text
+ titleText = new Text2('PIXEL PONG', {
+ size: 200,
+ fill: 0xFFFFFF
+ });
+ titleText.anchor.set(0.5, 0.5);
+ titleText.x = 2048 / 2;
+ titleText.y = 2732 / 3;
+ game.addChild(titleText);
+ subtitleText = new Text2('TAP TO START\n\nDRAG TO MOVE PADDLE', {
+ size: 80,
+ fill: 0xFFFFFF
+ });
+ subtitleText.anchor.set(0.5, 0.5);
+ subtitleText.x = 2048 / 2;
+ subtitleText.y = 2732 / 2;
+ game.addChild(subtitleText);
+ gameOverText = new Text2('', {
+ size: 150,
+ fill: 0xFFFFFF
+ });
+ gameOverText.anchor.set(0.5, 0.5);
+ gameOverText.x = 2048 / 2;
+ gameOverText.y = 2732 / 2;
+ gameOverText.visible = false;
+ game.addChild(gameOverText);
+ // Set title screen
+ setGameState('title');
+ // Start background music
+ LK.playMusic('bgMusic');
+}
+function setGameState(state) {
+ gameState = state;
+ switch (state) {
+ case 'title':
+ ball.reset();
+ playerPaddle.score = 0;
+ aiPaddle.score = 0;
+ updateScoreDisplay();
+ titleText.visible = true;
+ subtitleText.visible = true;
+ gameOverText.visible = false;
+ break;
+ case 'serving':
+ titleText.visible = false;
+ subtitleText.visible = false;
+ gameOverText.visible = false;
+ // Set serving timeout
+ servingTimeout = LK.setTimeout(function () {
+ ball.serve();
+ setGameState('playing');
+ }, 1500);
+ break;
+ case 'playing':
+ // Schedule powerup
+ schedulePowerup();
+ break;
+ case 'gameover':
+ gameOverText.visible = true;
+ // Check for new high score
+ if (playerPaddle.score > storage.highScore) {
+ storage.highScore = playerPaddle.score;
+ gameOverText.setText('GAME OVER\nNEW HIGH SCORE: ' + storage.highScore);
+ } else {
+ gameOverText.setText('GAME OVER\nSCORE: ' + playerPaddle.score + '\nHIGH SCORE: ' + storage.highScore);
+ }
+ // Clear timeouts
+ if (servingTimeout) {
+ LK.clearTimeout(servingTimeout);
+ servingTimeout = null;
+ }
+ if (powerupTimeout) {
+ LK.clearTimeout(powerupTimeout);
+ powerupTimeout = null;
+ }
+ // Remove any active powerup
+ if (powerupActive && powerup && powerup.parent) {
+ powerup.deactivate();
+ powerupActive = false;
+ }
+ break;
+ }
+}
+function schedulePowerup() {
+ if (powerupTimeout) {
+ LK.clearTimeout(powerupTimeout);
+ }
+ // Schedule next powerup between 5-15 seconds
+ powerupTimeout = LK.setTimeout(function () {
+ spawnPowerup();
+ }, 5000 + Math.random() * 10000);
+}
+function spawnPowerup() {
+ // Only one powerup at a time
+ if (powerupActive) {
+ return;
+ }
+ powerup = new Powerup();
+ powerup.spawn();
+ game.addChild(powerup);
+ powerupActive = true;
+}
+function updateScoreDisplay() {
+ scoreLeft.setText(playerPaddle.score.toString());
+ scoreRight.setText(aiPaddle.score.toString());
+}
+function scorePoint(forLeft) {
+ if (forLeft) {
+ playerPaddle.score++;
+ } else {
+ aiPaddle.score++;
+ }
+ updateScoreDisplay();
+ LK.getSound('score').play();
+ // Check for game over
+ if (playerPaddle.score >= 11 || aiPaddle.score >= 11) {
+ LK.setTimeout(function () {
+ setGameState('gameover');
+ }, 1000);
+ } else {
+ // Reset for next round
+ ball.reset();
+ setGameState('serving');
+ }
+}
+// Event handlers
+game.down = function (x, y, obj) {
+ if (gameState === 'title') {
+ setGameState('serving');
+ } else if (gameState === 'gameover') {
+ setGameState('title');
+ } else {
+ touchPaddle = playerPaddle;
+ touchPaddle.move(x, y);
+ }
+};
+game.move = function (x, y, obj) {
+ if (touchPaddle) {
+ touchPaddle.move(x, y);
+ }
+};
+game.up = function (x, y, obj) {
+ touchPaddle = null;
+};
+// Main game update loop
+game.update = function () {
+ if (gameState === 'playing' || gameState === 'serving') {
+ // Update ball
+ ball.update();
+ // Check for paddle collisions
+ ball.checkPaddleCollision(playerPaddle);
+ ball.checkPaddleCollision(aiPaddle);
+ // Check for scoring
+ if (ball.x < -ball.width) {
+ scorePoint(false);
+ } else if (ball.x > 2048 + ball.width) {
+ scorePoint(true);
+ }
+ // Update AI paddle
+ if (!isTwoPlayer && ball.active) {
+ if (ball.speedX > 0) {
+ aiPaddle.updateAI(ball.y, ball.speedY);
+ }
+ aiPaddle.runAI();
+ }
+ // Check for powerup collision
+ if (powerupActive && powerup && ball.intersects(powerup)) {
+ ball.applyPowerup(powerup.type);
+ powerup.deactivate();
+ powerupActive = false;
+ LK.getSound('powerup').play();
+ schedulePowerup();
+ }
+ }
+ // Animate title on title screen
+ if (gameState === 'title') {
+ gameTime++;
+ titleText.scale.set(1 + Math.sin(gameTime / 30) * 0.05);
+ }
+};
+// Initialize everything
+setupGame();
\ No newline at end of file