/**** * Classes ****/ // Fish class var Fish = Container.expand(function () { var self = Container.call(this); var fishGraphics = self.attachAsset('fish', { anchorX: 0.5, anchorY: 0.5 }); self.update = function () { // Fish movement logic var dx = self.x - playerShark.x; var dy = self.y - playerShark.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance < 300) { // If the shark is within 300 pixels dx /= distance; dy /= distance; self.x += dx * 5; // Move away faster self.y += dy * 5; } else { self.x += Math.random() * 4 - 2; // Random horizontal movement self.y += Math.random() * 4 - 2; // Random vertical movement } // Rotate fish towards movement direction if (dx !== 0 || dy !== 0) { self.rotation = Math.atan2(dy, dx); } // Ensure fish stay within screen bounds if (self.x < 0) { self.x = 0; } if (self.x > 2048) { self.x = 2048; } if (self.y < 0) { self.y = 0; } if (self.y > 2732) { self.y = 2732; } }; }); // Joystick class var Joystick = Container.expand(function () { var self = Container.call(this); var joystickBase = self.attachAsset('joystickBase', { anchorX: 0.5, anchorY: 0.5 }); var joystickKnob = self.attachAsset('joystickKnob', { anchorX: 0.5, anchorY: 0.5 }); self.knob = joystickKnob; self.base = joystickBase; self.update = function () { // Update logic if needed }; self.down = function (x, y, obj) { // Set the initial position of the knob to the touch point self.knob.x = x; self.knob.y = y; }; self.move = function (x, y, obj) { // Calculate the distance from the center of the joystick base var dx = x - self.base.x; var dy = y - self.base.y; var distance = Math.sqrt(dx * dx + dy * dy); // Limit the knob's movement to the joystick base's radius var maxDistance = self.base.width / 2; if (distance > maxDistance) { dx = dx / distance * maxDistance; dy = dy / distance * maxDistance; } // Update the knob's position self.knob.x = self.base.x + dx; self.knob.y = self.base.y + dy; }; self.up = function (x, y, obj) { // Reset the knob to the center of the joystick base self.knob.x = self.base.x; self.knob.y = self.base.y; }; }); // PufferFish class var PufferFish = Container.expand(function () { var self = Container.call(this); var pufferFishGraphics = self.attachAsset('pufferFish', { anchorX: 0.5, anchorY: 0.5 }); self.update = function () { // PufferFish movement logic var dx = self.x - playerShark.x; var dy = self.y - playerShark.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance < 300) { // If the shark is within 300 pixels dx /= distance; dy /= distance; self.x += dx * 3; // Move away slower than regular fish self.y += dy * 3; } else { self.x += Math.random() * 2 - 1; // Random horizontal movement self.y += Math.random() * 2 - 1; // Random vertical movement } // Rotate pufferfish towards movement direction if (dx !== 0 || dy !== 0) { self.rotation = Math.atan2(dy, dx); } // Ensure pufferfish stay within screen bounds if (self.x < 0) { self.x = 0; } if (self.x > 2048) { self.x = 2048; } if (self.y < 0) { self.y = 0; } if (self.y > 2732) { self.y = 2732; } }; }); // ScaredFish class var ScaredFish = Container.expand(function () { var self = Container.call(this); var scaredFishGraphics = self.attachAsset('fish', { anchorX: 0.5, anchorY: 0.5 }); self.update = function () { // ScaredFish movement logic var dx = self.x - playerShark.x; var dy = self.y - playerShark.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance < 500) { // If the shark is within 500 pixels dx /= distance; dy /= distance; self.x += dx * 7; // Move away faster than regular fish self.y += dy * 7; } else { self.x += Math.random() * 4 - 2; // Random horizontal movement self.y += Math.random() * 4 - 2; // Random vertical movement } // Rotate scared fish towards movement direction if (dx !== 0 || dy !== 0) { self.rotation = Math.atan2(dy, dx); } // Ensure scared fish stay within screen bounds if (self.x < 0) { self.x = 0; } if (self.x > 2048) { self.x = 2048; } if (self.y < 0) { self.y = 0; } if (self.y > 2732) { self.y = 2732; } }; }); // Seaweed class var Seaweed = Container.expand(function () { var self = Container.call(this); var seaweedGraphics = self.attachAsset('seaweed', { anchorX: 0.5, anchorY: 0.5 }); self.update = function () { // Seaweed does not move, but can have animations or interactions added here }; }); // Assets will be automatically created and loaded by the LK engine // Shark class var Shark = Container.expand(function () { var self = Container.call(this); var sharkGraphics = self.attachAsset('shark', { anchorX: 0.5, anchorY: 0.5 }); self.update = function () { // Update shark position based on joystick input var dx = joystick.knob.x - joystick.base.x; var dy = joystick.knob.y - joystick.base.y; self.x += dx * 0.1; // Adjust speed as necessary self.y += dy * 0.1; // Adjust speed as necessary // Rotate shark towards movement direction if (dx !== 0 || dy !== 0) { self.rotation = Math.atan2(dy, dx); } }; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x0000FF // Init game with blue background to represent underwater }); /**** * Game Code ****/ // Play background music at game start LK.playMusic('Base'); // Initialize score display var score = 0; var scoreDisplay = new Text2('Score: 0', { size: 100, fill: "#ffffff" }); scoreDisplay.anchor.set(0.5, 0); LK.gui.top.addChild(scoreDisplay); // Initialize shark, fish, seaweed arrays, and joystick var sharks = []; var fishes = []; var seaweeds = []; var joystick = game.addChild(new Joystick()); joystick.x = 200; // Position joystick further from the left edge joystick.y = 2532; // Position joystick further from the bottom edge // Create seaweeds for (var i = 0; i < 5; i++) { var seaweed = game.addChild(new Seaweed()); seaweed.x = Math.random() * 2048; // Random position for the seaweed seaweed.y = 2732 - seaweed.height / 2; seaweeds.push(seaweed); } // Create the player's shark var playerShark = game.addChild(new Shark()); playerShark.x = 2048 / 2; // Position the shark in the middle of the screen playerShark.y = 2732 / 2; // Create fishes for (var i = 0; i < 10; i++) { var fish = game.addChild(new Fish()); fish.x = Math.random() * 2048; // Random position for the fish fish.y = Math.random() * 2732; fishes.push(fish); } // Game update function game.update = function () { // Check for collisions between the shark and the fishes for (var i = fishes.length - 1; i >= 0; i--) { if (playerShark.intersects(fishes[i])) { // Calculate the direction the shark is facing var sharkFacingX = Math.cos(playerShark.rotation); var sharkFacingY = Math.sin(playerShark.rotation); // Calculate the direction from the shark to the fish var toFishX = fishes[i].x - playerShark.x; var toFishY = fishes[i].y - playerShark.y; var toFishDistance = Math.sqrt(toFishX * toFishX + toFishY * toFishY); toFishX /= toFishDistance; toFishY /= toFishDistance; // Check if the shark is facing the fish var dotProduct = sharkFacingX * toFishX + sharkFacingY * toFishY; if (dotProduct > 0.5) { // Only eat if facing towards the fish if (fishes[i] instanceof PufferFish) { // If the shark intersects with a puffer fish, trigger game over LK.effects.flashScreen(0xff0000, 1000); LK.stopMusic(); LK.showGameOver(); } else { // Remove the fish from the game and the fishes array fishes[i].destroy(); fishes.splice(i, 1); // Update score score += 1; scoreDisplay.setText('Score: ' + score); // Increase shark size and speed every 10 fish eaten if (score % 10 === 0) { playerShark.scaleX *= 1.5; playerShark.scaleY *= 1.5; playerShark.speed *= 1.5; } else if (Math.random() < 0.005) { // 0.5% chance to spawn a new scared fish each frame var newScaredFish = game.addChild(new ScaredFish()); newScaredFish.x = Math.random() * 2048; // Random position for the new scared fish newScaredFish.y = Math.random() * 2732; fishes.push(newScaredFish); } } ; } } } // Occasionally spawn new fish or puffer fish if (Math.random() < 0.01) { // 1% chance to spawn a new fish each frame var newFish = game.addChild(new Fish()); newFish.x = Math.random() * 2048; // Random position for the new fish newFish.y = Math.random() * 2732; fishes.push(newFish); } else if (Math.random() < 0.005) { // 0.5% chance to spawn a new puffer fish each frame var newPufferFish = game.addChild(new PufferFish()); newPufferFish.x = Math.random() * 2048; // Random position for the new puffer fish newPufferFish.y = Math.random() * 2732; fishes.push(newPufferFish); } };

Hungry shark by Gut347

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Sounds