var EnemyBoss = Container.expand(function (hero) { var self = Container.call(this); var bossGraphics = self.createAsset('enemyBoss', 'Enemy Boss Graphics', .5, .5); bossGraphics.tint = 0xFFFFFF * (0.5 + Math.random() * 0.5); self.speedY = 3; self.hero = hero; self.lifebar = self.createAsset('lifebar', 'Boss Lifebar', .5, 0); self.lifebar.y = -self.lifebar.height - 170; self.lifebar.x -= 10; self.life = 500; self.move = function () { var dx = this.hero.x - this.x + (Math.random() - 0.5) * 100; var dy = this.hero.y - this.y + (Math.random() - 0.5) * 100; var angle = Math.atan2(dy, dx); var newX = self.x + Math.cos(angle) * self.speedY + Math.sin(LK.ticks / 60) * 5; var newY = self.y + Math.sin(angle) * self.speedY; newX = Math.max(bossGraphics.width / 2, Math.min(newX, 2048 - bossGraphics.width / 2)); newY = Math.max(bossGraphics.height / 2, Math.min(newY, 2732 - bossGraphics.height / 2)); self.x = newX; self.y = newY; self.lifebar.scale.x = self.life / 500; if (self.life <= 0) { self.destroy(); } }; self.shoot = function () {}; self.on('tick', function () { self.move(); self.shoot(); }); }); var Cloud = Container.expand(function () { var self = Container.call(this); var trail = LK.getAsset('trail', 'Trail Graphics', 0.5, 0.5); var cloudGraphics = self.createAsset('cloud', 'Cloud Graphics', 0.5, 0.5); self.speedY = 1; self.move = function () { var cloudSpeed = 3.5; self.y += cloudSpeed; if (self.y > 2732) { self.y = -cloudGraphics.height; } }; }); var HeroBullet = Container.expand(function (hero) { var self = Container.call(this); self.bulletGraphics = self.createAsset('heroBullet', 'Hero Bullet Graphics', .5, .5); self.creationTick = LK.ticks; self.bulletGraphics.tint = 0x6EC1E4; self.speed = -1.5; self.damage = 1; self.isShot = false; self.flickerSpeed = 0.7; self.flickerMinAlpha = 0.5; self.flickerMaxAlpha = 1; self.move = function () { self.x += self.speedX * self.scale.x * self.scale.x; self.y += self.speedY * self.scale.y * self.scale.y; self.rotation += LK.ticks * 0.01; self.damage = self.scale.x * self.scale.y; var holdDuration = (LK.ticks - self.creationTick) % 240; if (holdDuration < 120) { var sizeMultiplier = 1 + holdDuration / 40; } else { var sizeMultiplier = 4 - (holdDuration - 120) / 40; } self.scale.x = self.scale.y = Math.max(1, sizeMultiplier); if (self.flicker) { self.alpha += self.flickerSpeed; if (self.alpha <= self.flickerMinAlpha || self.alpha >= self.flickerMaxAlpha) { self.flickerSpeed *= -1; } self.alpha = Math.max(self.flickerMinAlpha, Math.min(self.alpha, self.flickerMaxAlpha)); } }; }); var EnemyBullet = Container.expand(function () { var self = Container.call(this); var bulletGraphics = self.createAsset('enemyBullet', 'Enemy Bullet Graphics', .5, .5); self.speed = 3; self.move = function () { self.y += self.speed; }; }); var Hero = Container.expand(function () { var self = Container.call(this); var heroGraphics = self.createAsset('hero', 'Hero character', .5, .5); var trail = self.createAsset('trail', 'Trail Graphics', 1, 0.5); trail.rotation = Math.PI / 4; trail.y = heroGraphics.height / 2 - 80; trail.x = -heroGraphics.width / 2 + 30; trail.flicker = true; trail.flickerSpeed = 0.1; trail.flickerMinAlpha = 0.3; trail.flickerMaxAlpha = 0.7; LK.on('tick', function () { if (trail.flicker) { trail.alpha += trail.flickerSpeed; if (trail.alpha < trail.flickerMinAlpha || trail.alpha > trail.flickerMaxAlpha) { trail.flickerSpeed *= -1; trail.alpha = Math.max(trail.flickerMinAlpha, Math.min(trail.alpha, trail.flickerMaxAlpha)); } } }); self.movementDirection = 1; self.movementSpeed = 0.5; self.movementRange = 100; self.originalX = 2048 / 2; self.x = self.originalX; self.updateMovement = function () { self.x += self.movementDirection * self.movementSpeed; if (self.x < self.originalX - self.movementRange || self.x > self.originalX + self.movementRange) { self.movementDirection *= -1; } }; }); var Enemy = Container.expand(function (hero) { var self = Container.call(this); var enemyGraphics = self.createAsset('enemy', 'Enemy character', .5, .5); self.speedY = 2; self.hero = hero; self.lifebar = self.createAsset('lifebar', 'Enemy Lifebar', .5, 0); self.lifebar.y = -self.lifebar.height - 100; self.life = 100; self.move = function () { var dx = this.hero.x - this.x; var dy = this.hero.y - this.y; var angle = Math.atan2(dy, dx); var speedMultiplier = 1 + Math.floor(LK.ticks / 7200); self.x += (Math.cos(angle) * self.speedY + Math.sin(LK.ticks / 60) * 5) * speedMultiplier; self.y += Math.sin(angle) * self.speedY * speedMultiplier; self.lifebar.scale.x = self.life / 100; }; }); var Background = Container.expand(function () { var self = Container.call(this); var bg1 = self.createAsset('background', 'Game Background 1', 0, 0); var bg2 = self.createAsset('background', 'Game Background 2', 0, 0); bg1.width = bg2.width = 2048; bg1.height = bg2.height = 2732; bg2.y = -2732; self.addChild(bg1); self.addChild(bg2); self.move = function () { bg1.y += 1; bg2.y += 1; if (bg1.y >= 2732) bg1.y = -2732; if (bg2.y >= 2732) bg2.y = -2732; }; }); var Game = Container.expand(function () { var self = Container.call(this); var getReadyMessage = new Text2('Get Ready!', { size: 200, fill: '#ffffff', align: 'center' }); getReadyMessage.anchor.set(0.8, 0.8); getReadyMessage.x = 2048 / 2; getReadyMessage.y = 2732 / 3 - 100; getReadyMessage.alpha = 0; LK.gui.addChild(getReadyMessage); var fadeInInterval = LK.setInterval(function () { getReadyMessage.alpha += 0.05; if (getReadyMessage.alpha >= 1) { LK.clearInterval(fadeInInterval); } }, 1000 / 60); var getSetMessage = new Text2('(tap or hold for super shot!)', { size: 50, fill: '#ffffff', align: 'center' }); getSetMessage.anchor.set(0.8, 0.8); getSetMessage.x = 2048 / 2 - 90; getSetMessage.y = getReadyMessage.y + 100; LK.gui.addChild(getSetMessage); LK.setTimeout(function () { var fadeOutInterval = LK.setInterval(function () { getReadyMessage.alpha -= 0.05; if (getReadyMessage.alpha <= 0) { LK.clearInterval(fadeOutInterval); getReadyMessage.destroy(); } }, 1000 / 60); getSetMessage.destroy(); }, 3000); var enemies = []; var enemiesSpawnedCount = 0; var background = self.addChild(new Background()); background.alpha = 0.3; self.spawnEnemy = function () { var enemy; if (enemiesSpawnedCount % 10 === 0 && enemiesSpawnedCount !== 0) { enemy = new EnemyBoss(hero); enemy.scale.x *= 1 * (1 + enemiesSpawnedCount / 100); enemy.scale.y *= 1 * (1 + enemiesSpawnedCount / 100); enemy.speedY *= 1 * (1 + enemiesSpawnedCount / 100); enemy.life *= 1 * (0.5 + enemiesSpawnedCount / 100); } else { enemy = new Enemy(hero); } enemy.x = Math.random() * 2048; enemy.y = -enemy.height; enemies.push(enemy); self.addChild(enemy); enemiesSpawnedCount++; }; var enemySpawnTicker = 0; LK.on('tick', function () { var spawnRate = Math.max(30, 120 - Math.floor(LK.ticks / 3600)); if (enemySpawnTicker++ % spawnRate === 0) { self.spawnEnemy(); } }); stage.on('up', function (obj) { if (currentBullet) { var pos = obj.event.getLocalPosition(self); var dx = pos.x - hero.x; var dy = pos.y - hero.y; var angle = Math.atan2(dy, dx); currentBullet.isShot = true; currentBullet.speedX = Math.cos(angle) * 15; currentBullet.speedY = Math.sin(angle) * 15; hero.rotation = angle; heroBullets.push(currentBullet); currentBullet = null; } }); LK.on('tick', function () { hero.updateMovement(); background.move(); if (currentBullet) { var holdDuration = LK.ticks - holdTime; var sizeMultiplier = Math.max(1, 1 + Math.abs(Math.sin(holdDuration / 60)) * 3); if (currentBullet.scale.x < sizeMultiplier) { currentBullet.scale.x = sizeMultiplier; currentBullet.scale.y = sizeMultiplier; if (currentBullet.bulletGraphics.width * currentBullet.scale.x > 150) { currentBullet.bulletGraphics.tint = 0xFFA500; } } currentBullet.flicker = true; var flickerAmount = Math.abs(Math.sin(LK.ticks / 30)) * (currentBullet.flickerMaxAlpha - currentBullet.flickerMinAlpha); currentBullet.alpha = currentBullet.flickerMinAlpha + flickerAmount; if (currentBullet.flicker) { currentBullet.alpha += currentBullet.flickerSpeed; if (currentBullet.alpha <= currentBullet.flickerMinAlpha || currentBullet.alpha >= currentBullet.flickerMaxAlpha) { currentBullet.flickerSpeed *= -1; } currentBullet.alpha = Math.max(currentBullet.flickerMinAlpha, Math.min(currentBullet.alpha, currentBullet.flickerMaxAlpha)); } currentBullet.rotation = hero.rotation; currentBullet.x = hero.x; currentBullet.y = hero.y - hero.height / 2 - currentBullet.height / 2 - 10; currentBullet.flickerSpeed = 0.1; currentBullet.flickerMinAlpha = 0.3; currentBullet.flickerMaxAlpha = 1; } }); var currentBullet = null; var holdTime = 0; var hero; hero = self.addChild(new Hero()); hero.rotation = -Math.PI / 2; var touchActive = false; stage.on('down', function (obj) { if (!touchActive) { touchActive = true; var pos = obj.event.getLocalPosition(self); var dx = pos.x - hero.x; var dy = pos.y - hero.y; var angle = Math.atan2(dy, dx); hero.rotation = angle; currentBullet = new HeroBullet(hero); currentBullet.x = hero.x; currentBullet.y = hero.y - hero.height / 2 - currentBullet.height / 2 - 10; currentBullet.rotation = hero.rotation; self.addChild(currentBullet); if (self.scale.x > 2 && self.scale.y > 2) { bulletGraphics.tint = 0xFFA500; } holdTime = LK.ticks; } }); stage.on('up', function (obj) { touchActive = false; }); stage.on('move', function (obj) { var pos = obj.event.getLocalPosition(self); var dx = pos.x - hero.x; var dy = pos.y - hero.y; var angle = Math.atan2(dy, dx); hero.rotation = angle; }); var enemies = []; var heroBullets = []; var enemyBullets = []; var clouds = []; var particles = []; for (var i = 0; i < 2; i++) { var cloud = new Cloud(); cloud.alpha = 0.3; cloud.x = Math.random() * 2048; cloud.y = Math.random() * -2732; clouds.push(cloud); self.addChildAt(cloud, 1); } var scoreTxt = new Text2('0', { size: 150, fill: "#ffffff", dropShadow: true, dropShadowColor: "#000000", dropShadowBlur: 4, dropShadowAngle: Math.PI / 6, dropShadowDistance: 6 }); LK.gui.topCenter.addChild(scoreTxt); var isGameOver = false; hero.x = 2048 / 2; hero.y = 2732 - 280; LK.setTimeout(function () { var startPosition = hero.y; var endPosition = startPosition - 500; var duration = 120; var step = (startPosition - endPosition) / duration; var currentStep = 0; var moveHero = function () { if (currentStep < duration) { hero.y -= step; currentStep++; } else if (currentStep < duration * 2) { hero.y += step; currentStep++; } else { hero.y = startPosition; LK.clearInterval(heroMoveInterval); } }; var heroMoveInterval = LK.setInterval(moveHero, 1000 / 60); }, 0); LK.on('tick', function () { for (var i = 0; i < heroBullets.length; i++) { if (heroBullets[i]) heroBullets[i].move(); for (var j = 0; j < enemies.length; j++) { if (heroBullets[i] && heroBullets[i].intersects(enemies[j])) { enemies[j].life -= heroBullets[i].damage * 10; if (enemies[j].life <= 0) { var scoreIncrement = enemies[j] instanceof EnemyBoss ? 50 : 10; scoreIncrement += Math.floor(LK.ticks / 3600); LK.setScore(LK.getScore() + scoreIncrement); scoreTxt.setText(LK.getScore().toString()); enemies[j].destroy(); enemies.splice(j, 1); } heroBullets[i].destroy(); heroBullets.splice(i, 1); break; } } if (heroBullets[i] && heroBullets[i].y < -50) { heroBullets[i].destroy(); heroBullets.splice(i, 1); i--; i--; } } for (var i = 0; i < enemyBullets.length; i++) { enemyBullets[i].move(); if (enemyBullets[i].y > 2732 + 50) { enemyBullets[i].destroy(); enemyBullets.splice(i, 1); } } for (var i = 0; i < enemies.length; i++) { if (enemies[i].intersects(hero)) { isGameOver = true; break; } } for (var i = 0; i < enemies.length; i++) { enemies[i].move(); if (enemies[i].y > 2732) { enemies[i].destroy(); enemies.splice(i, 1); i--; } } clouds.forEach(function (cloud) { cloud.move(); }); if (isGameOver) { LK.effects.flashScreen(0xff0000, 1000); LK.showGameOver(); } }); });