/**** * Classes ****/ var BloodSplatter = Container.expand(function () { var self = Container.call(this); var scale = (0.5 + Math.random() * 0.5) * 2.5; var splatterGraphics = self.attachAsset('bloodSplatter', { anchorX: 0.5, anchorY: 0.5 }); splatterGraphics.scale.set(scale, scale); self.lifeSpan = 500; self.on('tick', function () { self.lifeSpan -= 16.6667; if (self.lifeSpan <= 0) { LK.setTimeout(function () { self.destroy(); }, 3000); } }); }); var BlueEnemy = Container.expand(function () { var self = Container.call(this); var enemyGraphics = self.attachAsset('blueEnemy', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 6.25; self.teleportTimer = 0; self.teleportInterval = 1; self._move_migrated = function () { self.y += self.speed; if (self.y > game.height || self.x < 0 || self.x > 2048) { self.destroy(); } self.teleportTimer += 1 / 60; if (self.teleportTimer >= self.teleportInterval) { var teleportDirection = Math.random() < 0.5 ? -200 : 200; self.x += Math.max(0, Math.min(2048 - self.width, self.x + teleportDirection)) - self.x; self.teleportTimer = 0; } }; }); var Bullet = Container.expand(function () { var self = Container.call(this); var scale = 0.85 + Math.random() * 0.55; var bulletGraphics = self.attachAsset('bullet', { anchorX: 0.5, anchorY: 0.5 }); bulletGraphics.scale.set(scale, scale); self.speed = 20; self._move_migrated = function () { self.y -= self.speed; }; }); var GraySquare = Container.expand(function () { var self = Container.call(this); var graySquareGraphics = self.attachAsset('graySquare', { anchorX: 0.5, anchorY: 0.5 }); graySquareGraphics.width = 150; graySquareGraphics.height = 150; graySquareGraphics.tint = 0x808080; }); var GreenPowerup = Container.expand(function () { var self = Container.call(this); var powerupGraphics = self.attachAsset('greenPowerup', { anchorX: 0.5, anchorY: 0.5 }); self.amplitude = 10; self.frequency = 0.05; self.baseY = self.y; self._move_migrated = function () { self.y = self.baseY + self.amplitude * Math.sin(LK.ticks * self.frequency); }; }); var RedEnemy = Container.expand(function () { var self = Container.call(this); var enemyGraphics = self.attachAsset('redEnemy', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 10; self._move_migrated = function () { self.y += self.speed; if (self.y > game.height || self.x < 0 || self.x > 2048) { self.destroy(); } }; }); var Santa = Container.expand(function () { var self = Container.call(this); var santaGraphics = self.attachAsset('santa', { anchorX: 0.5, anchorY: 0.5 }); santaGraphics.rotation = -Math.PI / 2; self.direction = 1; self.speed = 15; self._move_migrated = function () { if (self.x >= 2048 - this.width * 0.6 || self.x <= this.width * 0.6) { self.direction *= -1; santaGraphics.scale.y *= -1; } self.x += self.speed * self.direction; }; self.fire = function () { this.direction *= -1; santaGraphics.scale.y *= -1; }; }); var SpecialObject = Container.expand(function () { var self = Container.call(this); var specialObjectGraphics = self.attachAsset('specialObject', { anchorX: 0.5, anchorY: 0.5 }); specialObjectGraphics.scale.x *= 4; self.speed = 2; self._move_migrated = function () { self.y += self.speed; }; self.canBeHit = true; self.hit = function () { if (!self.canBeHit) { return; } self.canBeHit = false; self.speed = -self.speed; LK.setTimeout(function () { self.speed = Math.abs(self.speed); self.canBeHit = true; }, 1000); }; }); var YellowEnemy = Container.expand(function () { var self = Container.call(this); var enemyGraphics = self.attachAsset('yellowEnemy', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 3.75; self.scaleIncrement = 0.2; self.scaleTimer = 0; self._move_migrated = function () { self.y += self.speed; if (self.y > game.height || self.x < 0 || self.x > 2048) { self.destroy(); } self.scaleTimer += 1 / 60; if (self.scaleTimer >= 1) { self.scale.x += self.scaleIncrement; self.scale.y += self.scaleIncrement; self.scaleTimer = 0; } }; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x000000 }); /**** * Game Code ****/ // Check if sMetalMusic is playing every 3 seconds LK.effects.shakeScreen = function (duration) { var originalX = game.x; var originalY = game.y; var shakeIntensity = 10; var shakeDuration = duration; var shakeInterval = 16.6667; // Approximately 60 FPS var shake = function shake() { if (shakeDuration > 0) { var offsetX = (Math.random() - 0.5) * shakeIntensity; var offsetY = (Math.random() - 0.5) * shakeIntensity; game.x = originalX + offsetX; game.y = originalY + offsetY; shakeDuration -= shakeInterval; LK.setTimeout(shake, shakeInterval); } else { game.x = originalX; game.y = originalY; } }; shake(); }; var checkMusicInterval = LK.setInterval(function () { var sMetalMusic = LK.getSound('sMetalMusic'); if (!sMetalMusic.isPlaying) { console.log('sMetalMusic is not playing'); sMetalMusic.play(); } else { console.log('sMetalMusic is playing'); } }, 3000); function playHohohoSound() { LK.setTimeout(function () { LK.getSound('sHohoho').play(); }, 500); } playHohohoSound(); var background = game.attachAsset('background', {}); background.width = 2048; background.height = 2732; game.addChildAt(background, 0); var santa = game.addChild(new Santa()); var greenPowerup; var greenPowerupSpawnTimer; var score = 0; var specialObject; var specialObjectSpawned = false; var scoreTxt = new Text2(score.toString(), { size: 100, fill: "#FFA500" }); scoreTxt.y += 94; scoreTxt.anchor.set(.5, 0); LK.gui.top.addChild(scoreTxt); var remainingBulletsTxt = new Text2('Bullets: 5', { size: 70, fill: "#FFA500" }); remainingBulletsTxt.y = scoreTxt.height + 114; remainingBulletsTxt.anchor.set(0.5, 0); LK.gui.top.addChild(remainingBulletsTxt); var bullets = []; var enemies = []; santa.x = 2048 / 2; santa.y = 2732 - santa.height; var spawnEnemy = function spawnEnemy() { var enemyType = Math.random(); var enemy; if (enemyType < 0.33) { enemy = new YellowEnemy(); } else if (enemyType < 0.66) { enemy = new BlueEnemy(); } else { enemy = new RedEnemy(); } var boundaryPadding = enemy.width; enemy.x = Math.random() * (2048 - boundaryPadding * 2) + boundaryPadding; enemy.y = 0; enemies.push(enemy); if (specialObject && specialObject.parent === game) { game.addChildAt(enemy, game.getChildIndex(specialObject)); } else { if (specialObject && specialObject.parent === game) { game.addChildAt(enemy, game.getChildIndex(specialObject) - 1); } else { game.addChild(enemy); } } }; var fireBullet = function fireBullet() { if (bullets.length < 5) { santa.fire(); var bullet = new Bullet(); bullet.x = santa.x; bullet.y = santa.y - santa.height / 2 - bullet.height / 2; var graySquare = new GraySquare(); graySquare.x = bullet.x; graySquare.y = bullet.y + 50; game.addChild(graySquare); LK.setTimeout(function () { graySquare.destroy(); }, 500); bullets.push(bullet); game.addChild(bullet); bullet._move_migrated(); remainingBulletsTxt.setText('Bullets: ' + (5 - bullets.length).toString()); // Play sBazooka sound when Santa fires a bullet LK.getSound('sBazooka').play(); } }; game.on('down', function (x, y, obj) { if (santa.x > santa.width * 0.6 && santa.x < 2048 - santa.width * 0.6) { fireBullet(); } }); LK.on('tick', function () { santa._move_migrated(); bullets.forEach(function (bullet, bulletIndex) { bullet._move_migrated(); if (bullet.y < -bullet.height) { bullet.destroy(); bullets.splice(bulletIndex, 1); remainingBulletsTxt.setText('Bullets: ' + (5 - bullets.length).toString()); return; } enemies.forEach(function (enemy, enemyIndex) { if (bullet.intersects(enemy)) { bullet.destroy(); // Play sSplurt, sSplurt2, or sSplurt3 sound before instantiating BloodSplatter var splurtSounds = ['sSplurt', 'sSplurt2', 'sSplurt3']; var randomSplurtSound = splurtSounds[Math.floor(Math.random() * splurtSounds.length)]; LK.getSound(randomSplurtSound).play(); var splatter = new BloodSplatter(); splatter.x = enemy.x; splatter.y = enemy.y; game.addChild(splatter); enemy.destroy(); enemies.forEach(function (e) { e.speed *= 1.1; }); score += 1; if (score >= 100 && !specialObjectSpawned) { specialObject = new SpecialObject(); specialObject.x = 2048 / 2; specialObject.y = -1300; game.addChild(specialObject); specialObjectSpawned = true; // Play sWallSound after SpecialObject is instantiated LK.getSound('sWallSound').play(); var deathText = new Text2('Death Is Inevitable', { size: 150, fill: '#ffffff', align: 'center' }); deathText.anchor.set(0.5, 0.5); deathText.x = 2048 / 4 + 225; deathText.y = 2732 / 2 - deathText.height / 2 - 300; LK.gui.topLeft.addChild(deathText); var toggleTransparency = function toggleTransparency() { deathText.alpha = deathText.alpha === 1 ? 0 : 1; }; var transparencyInterval = LK.setInterval(toggleTransparency, 500); LK.setTimeout(function () { LK.clearInterval(transparencyInterval); deathText.destroy(); }, 5000); } scoreTxt.setText(score.toString()); santa.speed += 1; bullets.splice(bulletIndex, 1); enemies.splice(enemyIndex, 1); remainingBulletsTxt.setText('Bullets: ' + (4 - bullets.length).toString()); } else if (greenPowerup && bullet.intersects(greenPowerup)) { // Play sExplosion sound before greenPowerup is destroyed LK.getSound('sExplosion').play(); bullets.splice(bulletIndex, 1); bullet.destroy(); enemies.forEach(function (e) { var splatter = new BloodSplatter(); splatter.x = e.x; splatter.y = e.y; game.addChild(splatter); e.destroy(); score += 1; }); enemies.length = 0; greenPowerup.destroy(); LK.effects.shakeScreen(1000); LK.effects.flashScreen(0x808080, 1000); santa.speed = 15; greenPowerup = undefined; scoreTxt.setText(score.toString()); remainingBulletsTxt.setText('Bullets: ' + (4 - bullets.length).toString()); } }); }); if (specialObject) { specialObject._move_migrated(); bullets.forEach(function (bullet, bulletIndex) { if (bullet.intersects(specialObject) && specialObject.canBeHit) { specialObject.hit(); bullet.destroy(); bullets.splice(bulletIndex, 1); remainingBulletsTxt.setText('Bullets: ' + (5 - bullets.length).toString()); } }); } enemies.forEach(function (enemy) { enemy._move_migrated(); if (santa.intersects(enemy)) { LK.setScore(score); LK.setScore(score); LK.setScore(score); LK.setScore(score); LK.effects.flashScreen(0xff0000, 1000); LK.showGameOver(); playHohohoSound(); isGameOver = true; playHohohoSound(); } }); }); var enemySpawnRate = 1000 / 1.75; var enemySpawnTimer = LK.setInterval(spawnEnemy, enemySpawnRate); LK.on('tick', function () {}); greenPowerupSpawnTimer = LK.setInterval(function () { if (greenPowerup && !greenPowerup.isDestroyed) { return; } greenPowerup = new GreenPowerup(); var centerX = 2048 / 2; var centerY = 2732 / 2; var randomOffsetX = (Math.random() - 0.5) * 1200; var randomOffsetY = (Math.random() - 0.5) * 1200; greenPowerup.x = centerX + randomOffsetX - greenPowerup.width / 2; greenPowerup.y = centerY + randomOffsetY - greenPowerup.height / 2; greenPowerup._move_migrated = function () { this.angle += 0.05; this.x = this.center.x + this.radius * Math.cos(this.angle); this.y = this.center.y + this.radius * Math.sin(this.angle); }; game.addChild(greenPowerup); }, 15000);