/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); /**** * Classes ****/ var Obstacle = Container.expand(function () { var self = Container.call(this); // Randomly select one of 4 obstacle types var obstacleTypes = ['obstacle', 'obstacle2', 'obstacle3', 'obstacle4']; var randomType = obstacleTypes[Math.floor(Math.random() * obstacleTypes.length)]; var obstacleGraphics = self.attachAsset(randomType, { anchorX: 0.5, anchorY: 0.5 }); self.isMoving = false; self.originalX = 0; self.originalY = 0; // Start continuous slow rotation function startRotation() { tween(self, { rotation: self.rotation + Math.PI * 2 }, { duration: 8000, easing: tween.linear, onFinish: startRotation }); } startRotation(); self.startMoving = function () { if (self.isMoving) return; self.isMoving = true; self.originalX = self.x; self.originalY = self.y; // Random movement pattern var movementType = Math.floor(Math.random() * 3); if (movementType === 0) { // Horizontal movement var moveLeft = function moveLeft() { tween(self, { x: self.originalX - 200 }, { duration: 3000, easing: tween.easeInOut, onFinish: moveRight }); }; var moveRight = function moveRight() { tween(self, { x: self.originalX + 200 }, { duration: 3000, easing: tween.easeInOut, onFinish: moveLeft }); }; moveLeft(); } else if (movementType === 1) { // Vertical movement var moveUp = function moveUp() { tween(self, { y: self.originalY - 150 }, { duration: 2500, easing: tween.easeInOut, onFinish: moveDown }); }; var moveDown = function moveDown() { tween(self, { y: self.originalY + 150 }, { duration: 2500, easing: tween.easeInOut, onFinish: moveUp }); }; moveUp(); } else { var _circularMove = function circularMove() { angle += 0.02; var newX = self.originalX + Math.cos(angle) * radius; var newY = self.originalY + Math.sin(angle) * radius; tween(self, { x: newX, y: newY }, { duration: 100, easing: tween.linear, onFinish: _circularMove }); }; // Circular movement var angle = 0; var radius = 100; _circularMove(); } }; return self; }); var Planet = Container.expand(function () { var self = Container.call(this); // Randomly select one of 9 planet types var planetTypes = ['planet1', 'planet2', 'planet3', 'planet4', 'planet5', 'planet6', 'planet7', 'planet8', 'planet9']; var randomType = planetTypes[Math.floor(Math.random() * planetTypes.length)]; var planetGraphics = self.attachAsset(randomType, { anchorX: 0.5, anchorY: 0.5 }); // Set 25% opacity planetGraphics.alpha = 0.25; self.planetType = randomType; // Store the planet type for tracking self.speed = Math.random() * 0.3 + 0.1; // Very slow movement self.direction = Math.random() < 0.5 ? 1 : -1; // Random direction: 1 for left-to-right, -1 for right-to-left self.update = function () { self.x += self.speed * 2 * self.direction; // Move in random direction // Reset planet when it goes off screen if (self.direction === 1 && self.x > 2248) { // Moving left-to-right, reset to left side self.x = -200; self.y = Math.random() * 2732; // Random Y position across screen height } else if (self.direction === -1 && self.x < -200) { // Moving right-to-left, reset to right side self.x = 2248; self.y = Math.random() * 2732; // Random Y position across screen height } }; return self; }); var Platform = Container.expand(function () { var self = Container.call(this); var platformGraphics = self.attachAsset('platform', { anchorX: 0.5, anchorY: 0.5 }); self.landingZone = 180; // Safe landing zone width self.isMoving = false; self.startMoving = function () { if (self.isMoving) return; self.isMoving = true; // Calculate speed based on current level (3% faster each level) var speedMultiplier = Math.pow(1.03, currentLevel - 3); // Start from level 3 var baseDuration = 6000; var moveDuration = baseDuration / speedMultiplier; // Create continuous horizontal movement function moveLeft() { tween(self, { x: 300 }, { duration: moveDuration, easing: tween.linear, onFinish: moveRight }); } function moveRight() { tween(self, { x: 1748 }, { duration: moveDuration, easing: tween.linear, onFinish: moveLeft }); } // Start movement cycle if (self.x < 1024) { moveRight(); } else { moveLeft(); } }; self.checkLanding = function (spacecraft) { var dx = Math.abs(spacecraft.x - self.x); var dy = Math.abs(spacecraft.y - self.y); if (dx < self.landingZone / 2 && dy < 80) { // Check if landing speed is safe if (spacecraft.velocityY < 4 && Math.abs(spacecraft.velocityX) < 3) { spacecraft.land(); return true; } else { spacecraft.crash(); return false; } } return false; }; return self; }); var Quote = Container.expand(function () { var self = Container.call(this); // Array of existential quotes about space and humanity var quotes = ["We are made of star stuff", "The universe is not only stranger than we imagine, it is stranger than we can imagine", "Two things are infinite: the universe and human stupidity", "We are all in the gutter, but some of us are looking at the stars", "The cosmos is within us. We are made of star-stuff", "Space is big. Really big. You just won't believe how vastly, hugely, mind-bogglingly big it is", "We are a way for the cosmos to know itself", "The Earth is the only world known so far to harbor life", "We are alone in the universe or we are not. Both are equally terrifying", "Look again at that dot. That's here. That's home. That's us", "The universe is under no obligation to make sense to you", "We came from nothing and we'll return to nothing", "In the vastness of space and the immensity of time, it is my joy to share a planet and an epoch with you"]; var randomQuote = quotes[Math.floor(Math.random() * quotes.length)]; var quoteText = new Text2(randomQuote, { size: 80, fill: 0xFFFFFF }); quoteText.alpha = 0.5; // 50% opacity quoteText.anchor.set(0.5, 0.5); self.addChild(quoteText); self.speed = 0.3; // Slow movement speed self.fadeDirection = 1; self.update = function () { self.y += self.speed; // Subtle fade in and out effect self.alpha += self.fadeDirection * 0.002; if (self.alpha >= 0.5) { self.fadeDirection = -1; } else if (self.alpha <= 0.2) { self.fadeDirection = 1; } // Remove when off screen if (self.y > 2832) { self.destroy(); } }; return self; }); var Spacecraft = Container.expand(function () { var self = Container.call(this); var body = self.attachAsset('spacecraft', { anchorX: 0.5, anchorY: 0.5 }); var flame = self.attachAsset('flame', { anchorX: 0.5, anchorY: 0, x: 0, y: 60 }); self.velocityX = 0; self.velocityY = 0; // Start with no initial descent speed self.thrust = 0; self.maxThrust = 6; self.thrustDecay = 0.9; self.horizontalDamping = 0.95; self.isLanded = false; self.lastLanded = false; flame.visible = false; self.update = function () { if (self.isLanded) return; // Apply thrust and movement self.velocityY -= self.thrust; self.velocityX *= self.horizontalDamping; self.thrust *= self.thrustDecay; // Apply gravity (free fall) - reduce by 75% when mouse pressed var gravityForce = mousePressed ? 0.0125 : 0.05; self.velocityY += gravityForce; // Update position self.x += self.velocityX; self.y += self.velocityY; // Keep spacecraft in bounds horizontally if (self.x < 40) { self.x = 40; self.velocityX = 0; } if (self.x > 2008) { self.x = 2008; self.velocityX = 0; } // Show flame when thrusting flame.visible = self.thrust > 0.5; // Check if crashed (hit bottom without landing) if (self.y > 2650) { self.crash(); } // Check if rocket falls outside platform area if (self.y > 2550 && currentPlatform) { var platformLeft = currentPlatform.x - currentPlatform.landingZone / 2; var platformRight = currentPlatform.x + currentPlatform.landingZone / 2; if (self.x < platformLeft || self.x > platformRight) { self.crash(); } } }; self.applyThrust = function (direction) { self.thrust = Math.min(self.maxThrust, self.thrust + 0.03); if (direction !== 0) { self.velocityX += direction * 0.4; } LK.getSound('thrust').play(); }; self.crash = function () { LK.effects.flashScreen(0xFF0000, 1000); LK.getSound('crash').play(); LK.showGameOver(); }; self.land = function () { if (!self.lastLanded && !self.isLanded) { self.isLanded = true; self.velocityX = 0; self.velocityY = 0; self.thrust = 0; flame.visible = false; LK.getSound('landing').play(); LK.effects.flashObject(self, 0x00FF00, 500); // Increase score when landing on platform LK.setScore(LK.getScore() + 10); scoreTxt.setText(LK.getScore()); // Show level complete effect and progress to next level LK.effects.flashScreen(0x00FF00, 500); // Reset for next level after delay LK.setTimeout(function () { currentLevel++; self.reset(); spawnNewPlatform(); spawnObstacles(); }, 1500); } self.lastLanded = true; }; self.reset = function () { self.x = 1024; self.y = 100; self.velocityX = 0; self.velocityY = 0; // Start with no velocity for free fall self.thrust = 0; self.isLanded = false; self.lastLanded = false; flame.visible = false; }; return self; }); var Star = Container.expand(function () { var self = Container.call(this); var starGraphics = self.attachAsset('stars', { anchorX: 0.5, anchorY: 0.5 }); self.speed = Math.random() * 1 + 0.5; self.update = function () { self.y += self.speed; if (self.y > 2732) { self.y = -10; self.x = Math.random() * 2048; } }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x0A0A0A }); /**** * Game Code ****/ var spacecraft; var currentPlatform; var stars = []; var planets = []; var obstacles = []; var quotes = []; // Track active quotes var currentLevel = 1; var mousePressed = false; var lastMouseX = 1024; var activePlanetTypes = {}; // Track which planet types are currently visible // Create score display var scoreTxt = new Text2('0', { size: 120, fill: 0xFFFFFF }); scoreTxt.anchor.set(0.5, 0); LK.gui.top.addChild(scoreTxt); // Create instruction text var instructionTxt = new Text2('Hold mouse to slow descent', { size: 60, fill: 0x888888 }); instructionTxt.anchor.set(0.5, 0); instructionTxt.y = 150; LK.gui.top.addChild(instructionTxt); // Initialize spacecraft spacecraft = game.addChild(new Spacecraft()); spacecraft.x = 1024; spacecraft.y = 100; // Create background stars for (var i = 0; i < 30; i++) { var star = game.addChild(new Star()); star.x = Math.random() * 2048; star.y = Math.random() * 2732; stars.push(star); } // Create background planets for (var i = 0; i < 3; i++) { var planet = game.addChild(new Planet()); // Set initial position based on direction if (planet.direction === 1) { planet.x = Math.random() * 2048; // Left-to-right planets start anywhere } else { planet.x = Math.random() * 2048; // Right-to-left planets start anywhere } planet.y = Math.random() * 2732; planets.push(planet); activePlanetTypes[planet.planetType] = true; // Mark this planet type as active } function spawnObstacles() { // Clear existing obstacles for (var i = 0; i < obstacles.length; i++) { obstacles[i].destroy(); } obstacles = []; // Spawn obstacles based on current level (more obstacles in higher levels) var numObstacles = Math.min(currentLevel - 1, 5); // Start spawning from level 2 for (var i = 0; i < numObstacles; i++) { var obstacle = game.addChild(new Obstacle()); obstacle.x = Math.random() * 1600 + 224; obstacle.y = 1500 + Math.random() * 800; // Place between spacecraft start and platform obstacles.push(obstacle); // Start moving obstacles for levels 4 and above if (currentLevel >= 4) { obstacle.startMoving(); } } } function spawnNewPlatform() { if (currentPlatform) { tween.stop(currentPlatform); currentPlatform.destroy(); } currentPlatform = game.addChild(new Platform()); currentPlatform.x = Math.random() * 1600 + 224; // Keep platforms away from edges currentPlatform.y = 2600; // Start moving platform for levels 3 and above if (currentLevel >= 3) { currentPlatform.startMoving(); } } // Spawn initial platform spawnNewPlatform(); // Initialize obstacles spawnObstacles(); // Create timer for random planet spawning LK.setInterval(function () { // 20% chance to spawn a new planet every 2 seconds if (Math.random() < 0.2) { var planet = game.addChild(new Planet()); // Only spawn if this planet type is not already active if (!activePlanetTypes[planet.planetType]) { // Set spawn position based on direction if (planet.direction === 1) { planet.x = -200; // Start from left side for left-to-right movement } else { planet.x = 2248; // Start from right side for right-to-left movement } planet.y = Math.random() * 2732; // Random Y position planets.push(planet); activePlanetTypes[planet.planetType] = true; // Mark this planet type as active } else { // Destroy the planet if its type is already active planet.destroy(); } } }, 2000); // Create timer for spawning existential quotes occasionally LK.setInterval(function () { // 15% chance to spawn a quote every 8 seconds if (Math.random() < 0.15) { var quote = game.addChild(new Quote()); quote.x = Math.random() * 1600 + 224; // Keep quotes centered in screen quote.y = -100; // Start above screen quotes.push(quote); } }, 8000); // Mouse controls game.down = function (x, y, obj) { mousePressed = true; lastMouseX = x; }; game.up = function (x, y, obj) { mousePressed = false; }; game.move = function (x, y, obj) { lastMouseX = x; }; game.update = function () { if (mousePressed && !spacecraft.isLanded) { // Calculate thrust direction based on mouse position var direction = 0; if (lastMouseX < spacecraft.x - 50) { direction = -1; } else if (lastMouseX > spacecraft.x + 50) { direction = 1; } spacecraft.applyThrust(direction); } // Check for collision with obstacles for (var i = 0; i < obstacles.length; i++) { if (spacecraft.intersects(obstacles[i]) && !spacecraft.isLanded) { spacecraft.crash(); break; } } // Check for landing if (currentPlatform && !spacecraft.isLanded) { spacecraft.lastLanded = false; currentPlatform.checkLanding(spacecraft); } // Clean up planets that are too far off screen for (var i = planets.length - 1; i >= 0; i--) { if (planets[i].x > 2448 || planets[i].x < -400) { // Clean up when they go off either edge activePlanetTypes[planets[i].planetType] = false; // Mark planet type as inactive planets[i].destroy(); planets.splice(i, 1); } } // Clean up quotes that have moved off screen for (var i = quotes.length - 1; i >= 0; i--) { if (quotes[i].y > 2832) { quotes[i].destroy(); quotes.splice(i, 1); } } // Update score display scoreTxt.setText(LK.getScore()); }; // Play background music when game starts LK.playMusic('spacecords11');