/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); var storage = LK.import("@upit/storage.v1"); /**** * Classes ****/ var Bird = Container.expand(function (characterType) { var self = Container.call(this); // Create bird graphics based on character type var assetName = characterType || 'bird'; var birdGraphics = self.attachAsset(assetName, { anchorX: 0.5, anchorY: 0.5 }); // Physics properties self.velocity = 0; self.gravity = 0.8; self.flapPower = -12; self.maxVelocity = 15; // Tracking properties self.lastY = 0; self.update = function () { // Store last position self.lastY = self.y; // Only apply physics if game has started and not paused if (gameStarted && !gamePaused) { // Apply gravity self.velocity += self.gravity; // Limit velocity if (self.velocity > self.maxVelocity) { self.velocity = self.maxVelocity; } // Update position self.y += self.velocity; // Rotate bird based on velocity birdGraphics.rotation = Math.min(Math.max(self.velocity * 0.05, -0.5), 1.2); } }; self.flap = function () { self.velocity = self.flapPower; LK.getSound('flap').play(); // Add smooth rotation animation when flapping tween(birdGraphics, { rotation: -0.3 }, { duration: 150, onFinish: function onFinish() { // Bird naturally rotates back down due to velocity in update } }); // Add scale animation for visual feedback tween(birdGraphics, { scaleX: 1.1, scaleY: 1.1 }, { duration: 100, onFinish: function onFinish() { tween(birdGraphics, { scaleX: 1, scaleY: 1 }, { duration: 100 }); } }); }; return self; }); var Ground = Container.expand(function () { var self = Container.call(this); // Create ground graphics var groundGraphics = self.attachAsset('ground', { anchorX: 0, anchorY: 0 }); // Movement properties self.speed = -4; self.update = function () { // Only move ground if game is not paused if (!gamePaused) { // Move ground left self.x += self.speed; // Reset position when off screen for infinite scrolling if (self.x <= -2048) { self.x = 2048; } } }; return self; }); var ParticleSystem = Container.expand(function (config) { var self = Container.call(this); self.particles = []; self.maxParticles = config.maxParticles || 50; self.particleConfig = config; self.emit = function (x, y, count) { count = count || 10; for (var i = 0; i < count && self.particles.length < self.maxParticles; i++) { var particle = LK.getAsset('centerCircle', { anchorX: 0.5, anchorY: 0.5, scaleX: 0.1 + Math.random() * 0.2, scaleY: 0.1 + Math.random() * 0.2 }); particle.x = x + (Math.random() - 0.5) * 100; particle.y = y + (Math.random() - 0.5) * 100; particle.tint = self.particleConfig.color || 0xFFFFFF; particle.alpha = 0.8; particle.vx = (Math.random() - 0.5) * 10; particle.vy = (Math.random() - 0.5) * 10 - 5; particle.life = 1.0; particle.decay = 0.02; self.particles.push(particle); self.addChild(particle); } }; self.update = function () { for (var i = self.particles.length - 1; i >= 0; i--) { var particle = self.particles[i]; particle.x += particle.vx; particle.y += particle.vy; particle.vy += 0.3; // gravity particle.life -= particle.decay; particle.alpha = particle.life; if (particle.life <= 0) { self.removeChild(particle); self.particles.splice(i, 1); } } }; return self; }); // Game variables var Pipe = Container.expand(function () { var self = Container.call(this); // Create top and bottom pipe parts var topPipe = self.attachAsset('pipe', { anchorX: 0.5, anchorY: 1 }); var bottomPipe = self.attachAsset('pipe', { anchorX: 0.5, anchorY: 0 }); // Movement properties self.speed = -4; self.gapSize = 300; self.passed = false; // Tracking properties self.lastX = 0; self.setGapPosition = function (centerY) { // Position top pipe (anchor at bottom, so y is bottom edge) topPipe.y = centerY - self.gapSize / 2; // Position bottom pipe (anchor at top, so y is top edge) bottomPipe.y = centerY + self.gapSize / 2; }; self.update = function () { // Store last position self.lastX = self.x; // Only move pipe if game is not paused if (!gamePaused) { // Move pipe left self.x += self.speed; } }; self.getTopBounds = function () { return { x: self.x - 100, y: 0, width: 200, height: topPipe.y }; }; self.getBottomBounds = function () { return { x: self.x - 100, y: bottomPipe.y, width: 200, height: 2732 - bottomPipe.y }; }; return self; }); var PowerUp = Container.expand(function (type) { var self = Container.call(this); self.type = type || 'coin'; self.collected = false; var powerUpGraphics = self.attachAsset('centerCircle', { anchorX: 0.5, anchorY: 0.5, scaleX: 0.8, scaleY: 0.8 }); // Different colors for different power-ups if (self.type === 'coin') { powerUpGraphics.tint = 0xFFD700; } else if (self.type === 'shield') { powerUpGraphics.tint = 0x00FFFF; } self.speed = -4; self.floatOffset = 0; self.update = function () { if (!gamePaused) { self.x += self.speed; // Floating animation self.floatOffset += 0.1; powerUpGraphics.y = Math.sin(self.floatOffset) * 20; // Rotation animation powerUpGraphics.rotation += 0.05; } }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x87CEEB }); /**** * Game Code ****/ // Game variables // Initialize bird asset - yellow circle for the flappy bird // Initialize pipe assets - green rectangles for obstacles // Initialize ground asset - brown rectangle for the ground // Initialize sound for flap var bird; var pipes = []; var ground1, ground2; var gameStarted = false; var gamePaused = false; var pipeTimer = 0; var pipeSpacing = 800; // Modern game features var comboCount = 0; var comboTimer = 0; var maxCombo = 0; var powerUps = []; var particleSystem; var shieldActive = false; var shieldTimer = 0; var coins = 0; var difficulty = 1; var difficultyTimer = 0; // Game state management var gameState = 'MAIN_MENU'; // 'MAIN_MENU', 'CHARACTER_SELECT', 'START_SCREEN', 'PLAYING' var selectedCharacter = 'bird'; var characterTypes = ['bird', 'bird2', 'bird3', 'bird4']; var characterNames = ['Classic', 'Red', 'Green', 'Blue']; // Score display var scoreTxt = new Text2('0', { size: 80, fill: 0xFFFFFF }); scoreTxt.anchor.set(0.5, 0); LK.gui.top.addChild(scoreTxt); // Best score display var bestScore = storage.bestScore || 0; var bestScoreTxt = new Text2('BEST: ' + bestScore, { size: 40, fill: 0xFFD700 }); bestScoreTxt.anchor.set(0.5, 0); bestScoreTxt.y = 100; LK.gui.top.addChild(bestScoreTxt); // Combo display var comboTxt = new Text2('', { size: 50, fill: 0xFF4500 }); comboTxt.anchor.set(0.5, 0.5); comboTxt.x = 0; comboTxt.y = 200; comboTxt.visible = false; LK.gui.center.addChild(comboTxt); // Coin counter var coinTxt = new Text2('💰 0', { size: 60, fill: 0xFFD700 }); coinTxt.anchor.set(0, 0); coinTxt.x = 20; coinTxt.y = 20; LK.gui.topLeft.addChild(coinTxt); // Shield indicator var shieldTxt = new Text2('🛡️', { size: 80, fill: 0x00FFFF }); shieldTxt.anchor.set(1, 0); shieldTxt.x = -120; shieldTxt.y = 20; shieldTxt.visible = false; LK.gui.topRight.addChild(shieldTxt); // Difficulty indicator var difficultyTxt = new Text2('LEVEL 1', { size: 35, fill: 0xFFFFFF }); difficultyTxt.anchor.set(0.5, 0); difficultyTxt.y = 160; LK.gui.top.addChild(difficultyTxt); // Pause button var pauseBtn = new Text2('| |', { size: 60, fill: 0xFFFFFF }); pauseBtn.anchor.set(1, 0); pauseBtn.x = -20; // Position from right edge pauseBtn.y = 20; LK.gui.topRight.addChild(pauseBtn); // Pause overlay var pauseOverlay = new Container(); var pauseBackground = LK.getAsset('centerCircle', { width: 2048, height: 2732, anchorX: 0, anchorY: 0, alpha: 0.7, scaleX: 20, scaleY: 27 }); pauseOverlay.addChild(pauseBackground); var pauseText = new Text2('PAUSED', { size: 120, fill: 0xFFFFFF }); pauseText.anchor.set(0.5, 0.5); pauseText.x = 1024; pauseText.y = 1200; pauseOverlay.addChild(pauseText); var resumeText = new Text2('TAP TO RESUME', { size: 60, fill: 0xFFFFFF }); resumeText.anchor.set(0.5, 0.5); resumeText.x = 1024; resumeText.y = 1400; pauseOverlay.addChild(resumeText); pauseOverlay.visible = false; game.addChild(pauseOverlay); // Main Menu Screen - Welcome Screen var mainMenuScreen = new Container(); var menuBackground = LK.getAsset('centerCircle', { width: 2048, height: 2732, anchorX: 0, anchorY: 0, alpha: 0.95, scaleX: 20, scaleY: 27 }); mainMenuScreen.addChild(menuBackground); var welcomeTitle = new Text2('FLAPPY ANIMAL', { size: 140, fill: 0xFFD700 }); welcomeTitle.anchor.set(0.5, 0.5); welcomeTitle.x = 1024; welcomeTitle.y = 700; mainMenuScreen.addChild(welcomeTitle); var subtitleText = new Text2('CLASSIC ARCADE GAME', { size: 60, fill: 0xFFFFFF }); subtitleText.anchor.set(0.5, 0.5); subtitleText.x = 1024; subtitleText.y = 850; mainMenuScreen.addChild(subtitleText); // Preview bird animation var previewBird = LK.getAsset('bird', { anchorX: 0.5, anchorY: 0.5, scaleX: 2.5, scaleY: 2.5 }); previewBird.x = 1024; previewBird.y = 1200; mainMenuScreen.addChild(previewBird); // Add floating animation to preview bird var birdFloat = LK.setInterval(function () { if (previewBird && mainMenuScreen.visible) { tween(previewBird, { y: 1150 }, { duration: 1000, onFinish: function onFinish() { tween(previewBird, { y: 1250 }, { duration: 1000 }); } }); } }, 2000); var playButton = new Text2('PLAY', { size: 100, fill: 0x00ff00 }); playButton.anchor.set(0.5, 0.5); playButton.x = 1024; playButton.y = 1600; mainMenuScreen.addChild(playButton); // Play button background var playBtnBg = LK.getAsset('centerCircle', { anchorX: 0.5, anchorY: 0.5, scaleX: 3.5, scaleY: 1.3, alpha: 0.3 }); playBtnBg.x = 1024; playBtnBg.y = 1600; mainMenuScreen.addChild(playBtnBg); // Add pulsing animation to play button var playBtnPulse = LK.setInterval(function () { if (playButton && mainMenuScreen.visible) { tween(playButton, { scaleX: 1.1, scaleY: 1.1 }, { duration: 600, onFinish: function onFinish() { tween(playButton, { scaleX: 1, scaleY: 1 }, { duration: 600 }); } }); } }, 1200); var tapToPlayInfo = new Text2('TAP TO BEGIN YOUR ADVENTURE!', { size: 45, fill: 0xFFD700 }); tapToPlayInfo.anchor.set(0.5, 0.5); tapToPlayInfo.x = 1024; tapToPlayInfo.y = 1750; mainMenuScreen.addChild(tapToPlayInfo); // Add blinking animation to tap instruction var tapInfoBlink = LK.setInterval(function () { if (tapToPlayInfo && mainMenuScreen.visible) { tween(tapToPlayInfo, { alpha: 0.4 }, { duration: 700, onFinish: function onFinish() { tween(tapToPlayInfo, { alpha: 1 }, { duration: 700 }); } }); } }, 1400); // Play button click handler playButton.down = function (x, y, obj) { // Clear animations LK.clearInterval(playBtnPulse); LK.clearInterval(birdFloat); LK.clearInterval(tapInfoBlink); // Add click feedback animation tween(playButton, { scaleX: 0.9, scaleY: 0.9 }, { duration: 100, onFinish: function onFinish() { tween(playButton, { scaleX: 1, scaleY: 1 }, { duration: 100 }); } }); gameState = 'CHARACTER_SELECT'; // Hide main menu with animation tween(mainMenuScreen, { alpha: 0 }, { duration: 300, onFinish: function onFinish() { mainMenuScreen.visible = false; // Show character selection screen showCharacterSelection(); } }); }; game.addChild(mainMenuScreen); // Function to show character selection function showCharacterSelection() { characterSelectionScreen.visible = true; characterSelectionScreen.alpha = 0; tween(characterSelectionScreen, { alpha: 1 }, { duration: 300 }); } // Character Selection Screen var characterSelectionScreen = new Container(); var selectionBackground = LK.getAsset('centerCircle', { width: 2048, height: 2732, anchorX: 0, anchorY: 0, alpha: 0.95, scaleX: 20, scaleY: 27 }); characterSelectionScreen.addChild(selectionBackground); var selectionTitle = new Text2('SELECT YOUR ANIMAL', { size: 100, fill: 0xFFFFFF }); selectionTitle.anchor.set(0.5, 0.5); selectionTitle.x = 1024; selectionTitle.y = 500; characterSelectionScreen.addChild(selectionTitle); // Character selection buttons var characterButtons = []; for (var i = 0; i < characterTypes.length; i++) { var buttonContainer = new Container(); // Character preview var charPreview = LK.getAsset(characterTypes[i], { anchorX: 0.5, anchorY: 0.5, scaleX: 1.5, scaleY: 1.5 }); buttonContainer.addChild(charPreview); // Character name var charName = new Text2(characterNames[i], { size: 40, fill: 0xFFFFFF }); charName.anchor.set(0.5, 0.5); charName.y = 100; buttonContainer.addChild(charName); // Position buttons in a grid var col = i % 2; var row = Math.floor(i / 2); buttonContainer.x = 724 + col * 600; buttonContainer.y = 1000 + row * 300; // Store character type for click handling buttonContainer.characterType = characterTypes[i]; buttonContainer.characterIndex = i; // Add selection border (initially hidden) var selectionBorder = LK.getAsset('centerCircle', { anchorX: 0.5, anchorY: 0.5, scaleX: 2, scaleY: 2, alpha: 0.3 }); selectionBorder.visible = false; buttonContainer.addChild(selectionBorder); buttonContainer.selectionBorder = selectionBorder; // Click handler for character selection buttonContainer.down = function (x, y, obj) { // Remove selection from all buttons for (var j = 0; j < characterButtons.length; j++) { characterButtons[j].selectionBorder.visible = false; } // Show selection on clicked button this.selectionBorder.visible = true; selectedCharacter = this.characterType; // Add selection feedback animation tween(this, { scaleX: 1.1, scaleY: 1.1 }, { duration: 100, onFinish: function onFinish() { tween(this, { scaleX: 1, scaleY: 1 }, { duration: 100 }); } }); }; characterButtons.push(buttonContainer); characterSelectionScreen.addChild(buttonContainer); } // Show selection on first character by default characterButtons[0].selectionBorder.visible = true; // Confirm selection button var confirmBtn = new Text2('CONFIRM', { size: 70, fill: 0x00ff00 }); confirmBtn.anchor.set(0.5, 0.5); confirmBtn.x = 1024; confirmBtn.y = 2200; characterSelectionScreen.addChild(confirmBtn); confirmBtn.down = function (x, y, obj) { gameState = 'START_SCREEN'; // Hide character selection with animation tween(characterSelectionScreen, { alpha: 0 }, { duration: 300, onFinish: function onFinish() { characterSelectionScreen.visible = false; // Show start screen showStartScreen(); } }); }; characterSelectionScreen.visible = false; game.addChild(characterSelectionScreen); // Start Game Screen var startGameScreen = new Container(); var startBackground = LK.getAsset('centerCircle', { width: 2048, height: 2732, anchorX: 0, anchorY: 0, alpha: 0.9, scaleX: 20, scaleY: 27 }); startGameScreen.addChild(startBackground); var gameTitle = new Text2('FLAPPY ANIMAL', { size: 120, fill: 0xFFD700 }); gameTitle.anchor.set(0.5, 0.5); gameTitle.x = 1024; gameTitle.y = 600; startGameScreen.addChild(gameTitle); // Show selected character preview var selectedCharacterPreview = LK.getAsset('bird', { anchorX: 0.5, anchorY: 0.5, scaleX: 3, scaleY: 3 }); selectedCharacterPreview.x = 1024; selectedCharacterPreview.y = 1000; startGameScreen.addChild(selectedCharacterPreview); var characterLabel = new Text2('Ready!', { size: 60, fill: 0xFFFFFF }); characterLabel.anchor.set(0.5, 0.5); characterLabel.x = 1024; characterLabel.y = 1200; startGameScreen.addChild(characterLabel); var startBtn = new Text2('START GAME', { size: 100, fill: 0x00ff00 }); startBtn.anchor.set(0.5, 0.5); startBtn.x = 1024; startBtn.y = 1600; startGameScreen.addChild(startBtn); // Add pulsing animation to start button var startBtnPulse = LK.setInterval(function () { if (startBtn && startGameScreen.visible) { tween(startBtn, { scaleX: 1.1, scaleY: 1.1 }, { duration: 500, onFinish: function onFinish() { tween(startBtn, { scaleX: 1, scaleY: 1 }, { duration: 500 }); } }); } }, 1000); var tapToPlayText = new Text2('TAP BUTTON TO BEGIN!', { size: 45, fill: 0xFFD700 }); tapToPlayText.anchor.set(0.5, 0.5); tapToPlayText.x = 1024; tapToPlayText.y = 1750; startGameScreen.addChild(tapToPlayText); // Add blinking animation to tap instruction var tapTextBlink = LK.setInterval(function () { if (tapToPlayText && startGameScreen.visible) { tween(tapToPlayText, { alpha: 0.4 }, { duration: 600, onFinish: function onFinish() { tween(tapToPlayText, { alpha: 1 }, { duration: 600 }); } }); } }, 1200); var backBtn = new Text2('BACK', { size: 50, fill: 0xff6600 }); backBtn.anchor.set(0.5, 0.5); backBtn.x = 1024; backBtn.y = 1900; startGameScreen.addChild(backBtn); // Add start button background for better visibility var startBtnBg = LK.getAsset('centerCircle', { anchorX: 0.5, anchorY: 0.5, scaleX: 4, scaleY: 1.5, alpha: 0.3 }); startBtnBg.x = 1024; startBtnBg.y = 1600; startGameScreen.addChild(startBtnBg); // Ensure start button is on top of background startGameScreen.removeChild(startBtn); startGameScreen.addChild(startBtn); startBtn.down = function (x, y, obj) { // Clear all animations LK.clearInterval(startBtnPulse); LK.clearInterval(tapTextBlink); // Add click feedback animation tween(startBtn, { scaleX: 0.9, scaleY: 0.9 }, { duration: 100, onFinish: function onFinish() { tween(startBtn, { scaleX: 1, scaleY: 1 }, { duration: 100 }); } }); gameState = 'PLAYING'; // Hide start screen with animation tween(startGameScreen, { alpha: 0 }, { duration: 300, onFinish: function onFinish() { startGameScreen.visible = false; // Initialize game with selected character initializeGameWithCharacter(); } }); }; backBtn.down = function (x, y, obj) { // Clear animations LK.clearInterval(startBtnPulse); LK.clearInterval(tapTextBlink); // Add click feedback for back button tween(backBtn, { scaleX: 0.9, scaleY: 0.9 }, { duration: 100, onFinish: function onFinish() { tween(backBtn, { scaleX: 1, scaleY: 1 }, { duration: 100 }); } }); gameState = 'CHARACTER_SELECT'; // Hide start screen and show character selection tween(startGameScreen, { alpha: 0 }, { duration: 300, onFinish: function onFinish() { startGameScreen.visible = false; characterSelectionScreen.visible = true; characterSelectionScreen.alpha = 0; tween(characterSelectionScreen, { alpha: 1 }, { duration: 300 }); } }); }; startGameScreen.visible = false; game.addChild(startGameScreen); // Function to show start screen function showStartScreen() { // Update selected character preview startGameScreen.removeChild(selectedCharacterPreview); selectedCharacterPreview = LK.getAsset(selectedCharacter, { anchorX: 0.5, anchorY: 0.5, scaleX: 3, scaleY: 3 }); selectedCharacterPreview.x = 1024; selectedCharacterPreview.y = 1000; startGameScreen.addChild(selectedCharacterPreview); startGameScreen.visible = true; startGameScreen.alpha = 0; tween(startGameScreen, { alpha: 1 }, { duration: 300 }); } // Game start instruction var instructionTxt = new Text2('TAP TO START', { size: 60, fill: 0xFFFFFF }); instructionTxt.anchor.set(0.5, 0.5); instructionTxt.x = 1024; instructionTxt.y = 1000; game.addChild(instructionTxt); // Add blinking animation var instructionBlink = LK.setInterval(function () { if (instructionTxt && instructionTxt.parent) { tween(instructionTxt, { alpha: 0.3 }, { duration: 500, onFinish: function onFinish() { if (instructionTxt && instructionTxt.parent) { tween(instructionTxt, { alpha: 1 }, { duration: 500 }); } } }); } }, 1000); // Function to initialize game with selected character function initializeGameWithCharacter() { // Initialize bird with selected character bird = game.addChild(new Bird(selectedCharacter)); bird.x = 400; bird.y = 1366; // Center of screen vertically bird.lastY = bird.y; // Initialize tracking property // Initialize particle system particleSystem = game.addChild(new ParticleSystem({ maxParticles: 100, color: 0xFFD700 })); // Reset modern game variables comboCount = 0; comboTimer = 0; maxCombo = 0; coins = storage.coins || 0; coinTxt.setText('💰 ' + coins); difficulty = 1; difficultyTimer = 0; shieldActive = false; shieldTimer = 0; } // Don't initialize bird immediately - wait for character selection var bird; // Initialize ground ground1 = game.addChild(new Ground()); ground1.x = 0; ground1.y = 2400; // Position ground lower for better gameplay ground2 = game.addChild(new Ground()); ground2.x = 2048; ground2.y = 2400; // Position ground lower for better gameplay // Add pause button click handler pauseBtn.down = function (x, y, obj) { if (gameStarted && !gamePaused) { gamePaused = true; pauseOverlay.visible = true; // Add fade in animation for pause overlay pauseOverlay.alpha = 0; tween(pauseOverlay, { alpha: 1 }, { duration: 200 }); } }; // Add pause overlay click handler for resume pauseOverlay.down = function (x, y, obj) { if (gamePaused) { // Add fade out animation tween(pauseOverlay, { alpha: 0 }, { duration: 200, onFinish: function onFinish() { pauseOverlay.visible = false; gamePaused = false; } }); } }; // Tap to flap game.down = function (x, y, obj) { // Don't allow interaction during non-playing states (except main menu) if (gameState !== 'PLAYING' && gameState !== 'MAIN_MENU') { return; } // Handle main menu tap anywhere to start if (gameState === 'MAIN_MENU') { // Trigger the same action as play button playButton.down(x, y, obj); return; } // Don't allow flapping when paused if (gamePaused) { return; } if (!gameStarted) { gameStarted = true; // Hide instruction text with animation if (instructionTxt) { LK.clearInterval(instructionBlink); tween(instructionTxt, { alpha: 0, scaleX: 0.5, scaleY: 0.5 }, { duration: 300, onFinish: function onFinish() { instructionTxt.destroy(); instructionTxt = null; } }); } } if (bird) { bird.flap(); } }; // Collision detection helper function function checkCollision(birdBounds, pipeBounds) { return birdBounds.x < pipeBounds.x + pipeBounds.width && birdBounds.x + birdBounds.width > pipeBounds.x && birdBounds.y < pipeBounds.y + pipeBounds.height && birdBounds.y + birdBounds.height > pipeBounds.y; } // Main game update game.update = function () { if (gameState !== 'PLAYING' || !gameStarted || gamePaused || !bird) { return; } // Store bird's last Y position if (bird.lastY === undefined) { bird.lastY = bird.y; } // Update difficulty over time difficultyTimer++; if (difficultyTimer >= 1800) { // Every 30 seconds at 60fps difficulty++; difficultyTimer = 0; difficultyTxt.setText('LEVEL ' + difficulty); // Increase game speed slightly pipeSpacing = Math.max(600, pipeSpacing - 20); // Visual feedback for difficulty increase tween(difficultyTxt, { scaleX: 1.3, scaleY: 1.3 }, { duration: 200, onFinish: function onFinish() { tween(difficultyTxt, { scaleX: 1, scaleY: 1 }, { duration: 200 }); } }); } // Update shield timer if (shieldActive) { shieldTimer--; if (shieldTimer <= 0) { shieldActive = false; shieldTxt.visible = false; } } // Update combo timer if (comboTimer > 0) { comboTimer--; if (comboTimer <= 0) { comboCount = 0; comboTxt.visible = false; } } // Spawn pipes pipeTimer++; if (pipeTimer >= pipeSpacing / 4) { // Adjust timing based on speed and difficulty var newPipe = new Pipe(); newPipe.x = 2200; // Start off-screen right newPipe.lastX = newPipe.x; // Initialize tracking property // Random gap position (avoid top and bottom areas) var gapCenter = 500 + Math.random() * 1200; // Between 500 and 1700 for better gameplay // Adjust gap size based on difficulty newPipe.gapSize = Math.max(250, 300 - (difficulty - 1) * 10); newPipe.setGapPosition(gapCenter); // Add entrance animation newPipe.alpha = 0; tween(newPipe, { alpha: 1 }, { duration: 300 }); pipes.push(newPipe); game.addChild(newPipe); pipeTimer = 0; // Spawn power-ups occasionally if (Math.random() < 0.3) { // 30% chance var powerUpType = Math.random() < 0.7 ? 'coin' : 'shield'; var powerUp = new PowerUp(powerUpType); powerUp.x = 2200; powerUp.y = gapCenter + (Math.random() - 0.5) * 100; powerUps.push(powerUp); game.addChild(powerUp); } } // Update pipes and check collisions/scoring for (var i = pipes.length - 1; i >= 0; i--) { var pipe = pipes[i]; // Initialize tracking properties if (pipe.lastX === undefined) { pipe.lastX = pipe.x; } // Check if pipe passed bird for scoring if (!pipe.passed && pipe.lastX > bird.x && pipe.x <= bird.x) { pipe.passed = true; comboCount++; comboTimer = 180; // 3 seconds at 60fps maxCombo = Math.max(maxCombo, comboCount); // Calculate score with combo multiplier var scoreGain = 1; if (comboCount >= 3) { scoreGain = Math.min(comboCount, 10); // Max 10x multiplier } LK.setScore(LK.getScore() + scoreGain); scoreTxt.setText(LK.getScore()); // Show combo text if (comboCount >= 3) { comboTxt.setText('COMBO x' + comboCount + '!'); comboTxt.visible = true; tween(comboTxt, { scaleX: 1.2, scaleY: 1.2 }, { duration: 200, onFinish: function onFinish() { tween(comboTxt, { scaleX: 1, scaleY: 1 }, { duration: 200 }); } }); } // Particle effect at bird position particleSystem.emit(bird.x, bird.y, 8); // Play score sound LK.getSound('score').play(); // Check and update best score var currentScore = LK.getScore(); if (currentScore > bestScore) { bestScore = currentScore; storage.bestScore = bestScore; bestScoreTxt.setText('BEST: ' + bestScore); // Add special animation for new best score tween(bestScoreTxt, { scaleX: 1.4, scaleY: 1.4, alpha: 0.8 }, { duration: 200, onFinish: function onFinish() { tween(bestScoreTxt, { scaleX: 1, scaleY: 1, alpha: 1 }, { duration: 200 }); } }); // Flash screen gold for new best score LK.effects.flashScreen(0xFFD700, 300); } // Add score animation tween(scoreTxt, { scaleX: 1.3, scaleY: 1.3 }, { duration: 150, onFinish: function onFinish() { tween(scoreTxt, { scaleX: 1, scaleY: 1 }, { duration: 150 }); } }); // Flash screen green for successful pass LK.effects.flashScreen(0x00ff00, 200); } // Remove pipes that are off screen if (pipe.x < -200) { pipe.destroy(); pipes.splice(i, 1); continue; } // Check collision with pipes var birdBounds = { x: bird.x - 70, y: bird.y - 70, width: 140, height: 140 }; var topBounds = pipe.getTopBounds(); var bottomBounds = pipe.getBottomBounds(); if (checkCollision(birdBounds, topBounds) || checkCollision(birdBounds, bottomBounds)) { // Check if shield is active if (shieldActive) { // Shield protects from one hit shieldActive = false; shieldTimer = 0; shieldTxt.visible = false; // Visual feedback for shield use LK.effects.flashScreen(0x00FFFF, 400); particleSystem.emit(bird.x, bird.y, 20); // Reset combo but don't end game comboCount = 0; comboTimer = 0; comboTxt.visible = false; // Skip to next iteration, don't end game continue; } // Play hit sound LK.getSound('hit').play(); // Reset combo on collision comboCount = 0; comboTimer = 0; comboTxt.visible = false; // Stop the game immediately gameStarted = false; // Add dramatic bird rotation and fall effect tween(bird, { rotation: Math.PI * 2, y: bird.y + 200 }, { duration: 800 }); // Add bird shake effect before game over tween(bird, { x: bird.x - 15 }, { duration: 75, onFinish: function onFinish() { tween(bird, { x: bird.x + 30 }, { duration: 75, onFinish: function onFinish() { tween(bird, { x: bird.x - 15 }, { duration: 75 }); } }); } }); // Flash screen red for longer duration LK.effects.flashScreen(0xff0000, 800); // Show dramatic "GAME OVER" text before official game over var gameOverTxt = new Text2('GAME OVER', { size: 120, fill: 0xff0000 }); gameOverTxt.anchor.set(0.5, 0.5); gameOverTxt.x = 1024; gameOverTxt.y = 1366; gameOverTxt.alpha = 0; game.addChild(gameOverTxt); // Animate game over text appearance tween(gameOverTxt, { alpha: 1, scaleX: 1.2, scaleY: 1.2 }, { duration: 400, onFinish: function onFinish() { // Wait a moment then show official game over LK.setTimeout(function () { LK.getSound('gameover').play(); LK.showGameOver(); }, 800); } }); return; } // Update last position pipe.lastX = pipe.x; } // Update and check power-ups for (var j = powerUps.length - 1; j >= 0; j--) { var powerUp = powerUps[j]; // Remove off-screen power-ups if (powerUp.x < -100) { powerUp.destroy(); powerUps.splice(j, 1); continue; } // Check collision with bird if (!powerUp.collected) { var powerUpBounds = { x: powerUp.x - 40, y: powerUp.y - 40, width: 80, height: 80 }; if (checkCollision(birdBounds, powerUpBounds)) { powerUp.collected = true; if (powerUp.type === 'coin') { coins++; storage.coins = coins; coinTxt.setText('💰 ' + coins); // Coin collection particle effect particleSystem.emit(powerUp.x, powerUp.y, 15); tween(coinTxt, { scaleX: 1.3, scaleY: 1.3 }, { duration: 150, onFinish: function onFinish() { tween(coinTxt, { scaleX: 1, scaleY: 1 }, { duration: 150 }); } }); } else if (powerUp.type === 'shield') { shieldActive = true; shieldTimer = 600; // 10 seconds at 60fps shieldTxt.visible = true; // Shield activation effect LK.effects.flashScreen(0x00FFFF, 300); tween(shieldTxt, { scaleX: 1.2, scaleY: 1.2 }, { duration: 200, onFinish: function onFinish() { tween(shieldTxt, { scaleX: 1, scaleY: 1 }, { duration: 200 }); } }); } // Remove collected power-up with animation tween(powerUp, { alpha: 0, scaleX: 2, scaleY: 2 }, { duration: 200, onFinish: function onFinish() { powerUp.destroy(); powerUps.splice(j, 1); } }); } } } // Check collision with ground if (bird.y >= 2330) { // Ground collision (ground at 2400, bird radius 70) if (shieldActive) { // Shield protects from ground collision too shieldActive = false; shieldTimer = 0; shieldTxt.visible = false; bird.y = 2320; // Move bird up slightly bird.velocity = -8; // Give upward momentum LK.effects.flashScreen(0x00FFFF, 400); particleSystem.emit(bird.x, bird.y, 20); comboCount = 0; comboTimer = 0; comboTxt.visible = false; return; // Don't end game } // Play hit sound LK.getSound('hit').play(); // Save game statistics storage.maxCombo = Math.max(storage.maxCombo || 0, maxCombo); storage.totalGames = (storage.totalGames || 0) + 1; storage.totalCoins = coins; comboCount = 0; comboTimer = 0; comboTxt.visible = false; gameStarted = false; // Make bird bounce slightly on ground impact tween(bird, { y: 2320, rotation: Math.PI / 4 }, { duration: 200, onFinish: function onFinish() { tween(bird, { y: 2330 }, { duration: 100 }); } }); LK.effects.flashScreen(0xff0000, 800); // Show impact text var impactTxt = new Text2('CRASHED!', { size: 100, fill: 0xff4500 }); impactTxt.anchor.set(0.5, 0.5); impactTxt.x = 1024; impactTxt.y = 1200; impactTxt.alpha = 0; game.addChild(impactTxt); tween(impactTxt, { alpha: 1, y: 1100 }, { duration: 300, onFinish: function onFinish() { LK.setTimeout(function () { LK.getSound('gameover').play(); LK.showGameOver(); }, 600); } }); return; } // Check collision with ceiling if (bird.y <= 70) { if (shieldActive) { // Shield protects from ceiling collision shieldActive = false; shieldTimer = 0; shieldTxt.visible = false; bird.y = 80; // Move bird down slightly bird.velocity = 5; // Give downward momentum LK.effects.flashScreen(0x00FFFF, 400); particleSystem.emit(bird.x, bird.y, 20); comboCount = 0; comboTimer = 0; comboTxt.visible = false; return; // Don't end game } // Play hit sound LK.getSound('hit').play(); comboCount = 0; comboTimer = 0; comboTxt.visible = false; gameStarted = false; // Make bird fall dramatically from ceiling tween(bird, { y: 200, rotation: -Math.PI / 2 }, { duration: 300 }); LK.effects.flashScreen(0xffffff, 300); // Show ceiling hit text var ceilingTxt = new Text2('HIT CEILING!', { size: 80, fill: 0xff6600 }); ceilingTxt.anchor.set(0.5, 0.5); ceilingTxt.x = 1024; ceilingTxt.y = 400; ceilingTxt.alpha = 0; game.addChild(ceilingTxt); tween(ceilingTxt, { alpha: 1, scaleX: 1.1, scaleY: 1.1 }, { duration: 250, onFinish: function onFinish() { LK.setTimeout(function () { LK.getSound('gameover').play(); LK.showGameOver(); }, 500); } }); return; } // Update last position bird.lastY = bird.y; };