/**** * Classes ****/ // MessageDisplay class var MessageDisplay = Container.expand(function (text) { var self = Container.call(this); var messageText = new Text2(text, { size: 150, fill: "#ffffff", align: 'center' }); self.addChild(messageText); messageText.anchor.set(0.5, 0.5); self.x = 2048 / 2; self.y = 2732 / 2; self.show = function () { self.visible = true; LK.setTimeout(function () { self.visible = false; LK.showGameOver(); // This will reset the game state }, 2000); }; }); // NumberedObject class var NumberedObject = Container.expand(function (number) { var self = Container.call(this); var objectGraphics = self.createAsset('object' + number, 'Numbered object ' + number, 0.5, 0.5); }); // EndGameItem class var EndGameItem = Container.expand(function () { var self = Container.call(this); var endGraphics = self.createAsset('end', 'End game object', 0.5, 1); self.visible = false; }); // Skull class var Skull = Container.expand(function () { var self = Container.call(this); var skullGraphics = self.createAsset('skull', 'Skull effect', 0.5, 0.5); skullGraphics.alpha = 1; self.animate = function () { LK.setTimeout(function () { self.destroy(); }, 500); }; }); // HealthMeter class var HealthMeter = Container.expand(function () { var self = Container.call(this); var meterGraphics = self.createAsset('healthMeter', 'Health meter display', 0, 0); self.decreaseHealth = function () { meterGraphics.width -= meterGraphics.width / 3; if (meterGraphics.width <= 0) { meterGraphics.width = 0; // Trigger game over or any other necessary action } }; }); // Explosion class var Explosion = Container.expand(function () { var self = Container.call(this); var explosionGraphics = self.createAsset('explosion', 'Explosion effect', 0.5, 0.5); explosionGraphics.alpha = 1; self.animate = function () { LK.setTimeout(function () { self.destroy(); }, 500); }; }); // Player class var Player = Container.expand(function () { var self = Container.call(this); var playerGraphics = self.createAsset('player', 'Player character', 0.5, 1); self.speed = 15; self.targetX = self.x; self.moveLeft = function () { if (self.x > self.targetX && self.x > playerGraphics.width / 2) { self.x -= self.speed; } }; self.moveRight = function () { if (self.x < self.targetX && self.x < 2048 - playerGraphics.width / 2) { self.x += self.speed; } }; }); // Player2 class var Player2 = Container.expand(function () { var self = Container.call(this); var playerGraphics = self.createAsset('player2', 'Alternate player character', 0.5, 1); self.speed = 15; self.targetX = self.x; self.visible = false; self.moveLeft = function () { if (self.x > self.targetX && self.x > playerGraphics.width / 2) { self.x -= self.speed; } }; self.moveRight = function () { if (self.x < self.targetX && self.x < 2048 - playerGraphics.width / 2) { self.x += self.speed; } }; }); // Apple class var Apple = Container.expand(function () { var self = Container.call(this); var appleGraphics = self.createAsset('apple', 'Falling apple', 0.5, 0.5); self.speed = 9; self.move = function () { self.y += self.speed; }; self.isCaught = function (player) { var playerHeadY = player.y - player.height / 2; var appleBottomY = self.y + self.height / 2; if (self.intersects(player) && appleBottomY < playerHeadY) { var explosion = new Explosion(); explosion.x = self.x; explosion.y = self.y; game.addChild(explosion); explosion.animate(); numberedObjects[0].visible = true; return true; } return false; }; }); // GreenApple class var GreenApple = Container.expand(function () { var self = Container.call(this); var appleGraphics = self.createAsset('greenApple', 'Falling green apple', 0.5, 0.5); self.speed = 15; self.move = function () { self.y += self.speed; }; self.isCaught = function (player) { var playerHeadY = player.y - player.height / 2; var appleBottomY = self.y + self.height / 2; if (self.intersects(player) && appleBottomY < playerHeadY) { var skull = new Skull(); skull.x = self.x; skull.y = self.y; game.addChild(skull); skull.animate(); return true; } return false; }; }); // FormulaDisplay class var FormulaDisplay = Container.expand(function () { var self = Container.call(this); var formulaText = new Text2('F=G(Mm)/R^2', { size: 100, fill: "#000000", align: 'center' }); self.addChild(formulaText); formulaText.anchor.set(0.5, 0.5); self.x = 2048 - formulaText.width / 2 - 30; self.y = formulaText.height / 2 + 30; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x000000 // Init game with black background }); /**** * Game Code ****/ // Initialize second background var background2 = game.addChild(LK.getAsset('background2', 'Second background', 0, 0)); background2.width = 2048; background2.height = 2732; background2.x = 0; background2.y = 0; background2.anchor.set(0, 0); // Initialize backgrounds var background = game.addChild(LK.getAsset('background', 'Game background', 0, 0)); background.width = 2048; background.height = 2732; background.x = 0; background.y = 0; background.anchor.set(0, 0); // Initialize player var player = game.addChild(new Player()); player.x = 2048 / 2; player.y = 2732 - 50; // Positioned at the bottom of the screen // Initialize player2 var player2 = game.addChild(new Player2()); player2.x = 2048 / 2; player2.y = 2732 - 50; // Positioned at the bottom of the screen, same as player // Initialize apples array var apples = []; // Initialize and arrange numbered objects at the top of the screen in a single row var numberedObjects = []; for (var i = 0; i < 10; i++) { var numberedObject = game.addChild(new NumberedObject(i + 1)); var objectSpacing = 2048 / 10; var objectWidth = numberedObject.width; numberedObject.x = objectSpacing * i + objectSpacing / 2 - objectWidth / 2 + 200; numberedObject.y = 2732 - numberedObject.height / 2; numberedObject.visible = false; numberedObjects.push(numberedObject); } // Initialize health meters var healthMeters = []; for (var i = 0; i < 3; i++) { var healthMeter = game.addChild(new HealthMeter()); healthMeter.x = i * 70 + 330; // Assuming each health meter is 64 pixels wide plus some padding healthMeter.y = 40; healthMeters.push(healthMeter); } // Initialize and add the FormulaDisplay to the game var formulaDisplay = game.addChild(new FormulaDisplay()); // Handle touch movement function handleTouchMove(obj) { var touchPos = obj.event.getLocalPosition(game); player.targetX = touchPos.x; player2.targetX = touchPos.x; } // Attach touch move event to the game game.on('move', handleTouchMove); // Game tick event LK.on('tick', function () { // Move player towards targetX and control visibility of player and player2 // Only move if the targetX is not directly on the player if (Math.abs(player.x - player.targetX) > player.width / 2) { if (player.x < player.targetX) { player.moveRight(); player2.moveRight(); player.visible = false; player2.visible = true; } else if (player.x > player.targetX) { player.moveLeft(); player2.moveLeft(); player.visible = true; player2.visible = false; } } // Move apples for (var i = apples.length - 1; i >= 0; i--) { apples[i].move(); // Check if apple is caught by the player or player2 depending on their visibility if (player.visible && apples[i] instanceof Apple && apples[i].isCaught(player) || player2.visible && apples[i] instanceof Apple && apples[i].isCaught(player2)) { // Increase score LK.setScore(LK.getScore() + 1); // Show object2 on the second catch of a red apple if (LK.getScore() === 2) { numberedObjects[1].visible = true; } // Show object3 on the third catch of a red apple if (LK.getScore() === 3) { numberedObjects[2].visible = true; } // Show object4 on the fourth catch of a red apple if (LK.getScore() === 4) { numberedObjects[3].visible = true; } // Show object5 on the fifth catch of a red apple if (LK.getScore() === 5) { numberedObjects[4].visible = true; } // Show object6 on the sixth catch of a red apple if (LK.getScore() === 6) { numberedObjects[5].visible = true; } // Show object7 on the seventh catch of a red apple if (LK.getScore() === 7) { numberedObjects[6].visible = true; } // Show object8 on the eighth catch of a red apple if (LK.getScore() === 8) { numberedObjects[7].visible = true; } // Show object9 on the ninth catch of a red apple and display a message if (LK.getScore() === 9) { numberedObjects[8].visible = true; var message = new MessageDisplay('Congratulations!'); game.addChild(message); message.show(); } // Remove caught apple apples[i].destroy(); apples.splice(i, 1); } else if (player.visible && apples[i] instanceof GreenApple && apples[i].isCaught(player) || player2.visible && apples[i] instanceof GreenApple && apples[i].isCaught(player2)) { // Decrease health and check for game over if (healthMeters.length > 0) { var lastHealthMeter = healthMeters.pop(); lastHealthMeter.destroy(); if (healthMeters.length === 0) { // Trigger game over with golden effect LK.effects.flashScreen(0xFFFF00, 1000); var endGameItem = game.addChild(new EndGameItem()); endGameItem.x = player.x; endGameItem.y = player.y; endGameItem.visible = true; player.visible = false; player2.visible = false; LK.showGameOver(); } } // Remove caught green apple apples[i].destroy(); apples.splice(i, 1); } else if (apples[i].y > 2732) { // Remove apple if it falls off the screen apples[i].destroy(); apples.splice(i, 1); } } // Spawn apples less frequently if (LK.ticks % 90 == 0) { // Every two seconds var appleType = Math.random() < 0.25 ? new Apple() : new GreenApple(); // 25% chance for red apple, 75% for green apple var newApple = appleType; newApple.x = Math.random() * 2048; newApple.y = 2732 / 2; // Start at the middle of the screen in height apples.push(newApple); game.addChild(newApple); } });

Newton's game by Alex

Images