/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); var storage = LK.import("@upit/storage.v1"); /**** * Classes ****/ var Island = Container.expand(function () { var self = Container.call(this); var islandGraphics = self.attachAsset('island', { anchorX: 0.5, anchorY: 0.5 }); var mailboxGraphics = self.attachAsset('mailbox', { anchorX: 0.5, anchorY: 0.5 }); mailboxGraphics.y = -80; self.hasDelivery = false; self.deliveryValue = 10; self.setDeliveryTarget = function () { self.hasDelivery = true; mailboxGraphics.tint = 0xFF0000; }; self.clearDelivery = function () { self.hasDelivery = false; mailboxGraphics.tint = 0xFF6B35; }; return self; }); var Obstacle = Container.expand(function () { var self = Container.call(this); var obstacleGraphics = self.attachAsset('obstacle', { anchorX: 0.5, anchorY: 0.5 }); self.velocityX = 0; self.velocityY = 0; self.update = function () { self.x += self.velocityX; self.y += self.velocityY; }; return self; }); var Plane = Container.expand(function () { var self = Container.call(this); var planeGraphics = self.attachAsset('plane', { anchorX: 0.5, anchorY: 0.5 }); self.velocityX = 0; self.velocityY = 0; self.isDiving = false; self.diveMultiplier = 1; self.rotation = 0; self.windFuel = 100; self.maxWindFuel = 100; self.update = function () { // Apply gravity self.velocityY += 0.15; // Limit falling speed if (self.velocityY > 8) { self.velocityY = 8; } // Apply velocity self.x += self.velocityX; self.y += self.velocityY; // Update rotation based on velocity self.rotation = Math.atan2(self.velocityY, self.velocityX); // Reset dive if no longer diving if (!self.isDiving) { self.diveMultiplier = 1; } }; self.useWind = function (amount) { self.windFuel = Math.max(0, self.windFuel - amount); if (self.windFuel > 0) { LK.getSound('windUse').play(); } }; self.dive = function () { if (self.velocityY > -3) { self.isDiving = true; self.diveMultiplier = 1.5; self.velocityY -= 2; LK.getSound('dive').play(); } }; self.applyWind = function (windForce) { if (self.windFuel > 0) { self.velocityX += windForce; self.useWind(0.5); } }; self.refuelWind = function (amount) { self.windFuel = Math.min(self.maxWindFuel, self.windFuel + amount); }; return self; }); var WindParticleEffect = Container.expand(function () { var self = Container.call(this); var particleGraphics = self.attachAsset('windParticle', { anchorX: 0.5, anchorY: 0.5 }); self.velocityX = 0; self.velocityY = 0; self.lifetime = 30; self.update = function () { self.x += self.velocityX; self.y += self.velocityY; self.lifetime -= 1; self.alpha = self.lifetime / 30; if (self.lifetime <= 0) { self.markForDestroy = true; } }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x87CEEB }); /**** * Game Code ****/ // Game state var plane = null; var islands = []; var obstacles = []; var particles = []; var currentDeliveryIsland = null; var deliveriesCompleted = 0; var gameTime = 0; var dragStartX = 0; var dragStartY = 0; var isDragging = false; // UI elements var scoreText = new Text2('Score: 0', { size: 80, fill: '#ffffff' }); scoreText.anchor.set(0.5, 0); LK.gui.top.addChild(scoreText); var windText = new Text2('Wind: 100%', { size: 70, fill: '#4A90E2' }); windText.anchor.set(0.5, 0); windText.y = 100; LK.gui.top.addChild(windText); var deliveryText = new Text2('Deliver to: Island 1', { size: 70, fill: '#FF6B35' }); deliveryText.anchor.set(0.5, 0); deliveryText.y = 200; LK.gui.top.addChild(deliveryText); // Initialize islands function initializeIslands() { islands = []; var islandPositions = [{ x: 400, y: 400 }, { x: 1200, y: 600 }, { x: 1800, y: 400 }, { x: 600, y: 1400 }, { x: 1400, y: 1800 }, { x: 2000, y: 2200 }]; for (var i = 0; i < islandPositions.length; i++) { var island = game.addChild(new Island()); island.x = islandPositions[i].x; island.y = islandPositions[i].y; islands.push(island); } // Set first island as delivery target currentDeliveryIsland = islands[0]; currentDeliveryIsland.setDeliveryTarget(); } // Initialize obstacles function initializeObstacles() { obstacles = []; var obstaclePositions = [{ x: 800, y: 800 }, { x: 1500, y: 1200 }, { x: 600, y: 2000 }, { x: 1800, y: 1600 }]; for (var i = 0; i < obstaclePositions.length; i++) { var obstacle = game.addChild(new Obstacle()); obstacle.x = obstaclePositions[i].x; obstacle.y = obstaclePositions[i].y; obstacles.push(obstacle); } } // Initialize plane function initializePlane() { plane = game.addChild(new Plane()); plane.x = 300; plane.y = 500; plane.windFuel = 100; } // Create wind particle effect function createWindParticle(x, y, vx, vy) { var particle = game.addChild(new WindParticleEffect()); particle.x = x; particle.y = y; particle.velocityX = vx; particle.velocityY = vy; particles.push(particle); } // Get next delivery island function getNextDeliveryIsland() { if (currentDeliveryIsland) { var currentIndex = islands.indexOf(currentDeliveryIsland); var nextIndex = (currentIndex + 1) % islands.length; return islands[nextIndex]; } return islands[0]; } // Update UI function updateUI() { scoreText.setText('Score: ' + deliveriesCompleted); var windPercent = Math.ceil(plane.windFuel / plane.maxWindFuel * 100); windText.setText('Wind: ' + windPercent + '%'); if (currentDeliveryIsland) { var islandIndex = islands.indexOf(currentDeliveryIsland) + 1; deliveryText.setText('Deliver to: Island ' + islandIndex); } } // Game initialization initializeIslands(); initializeObstacles(); initializePlane(); updateUI(); // Play background music LK.playMusic('bgmusic'); // Game event handlers game.down = function (x, y, obj) { isDragging = true; dragStartX = x; dragStartY = y; }; game.up = function (x, y, obj) { isDragging = false; }; game.move = function (x, y, obj) { if (isDragging && plane.windFuel > 0) { var deltaX = x - dragStartX; var deltaY = y - dragStartY; var windForce = deltaX * 0.01; plane.applyWind(windForce); // Create wind particle effects for (var i = 0; i < 2; i++) { createWindParticle(plane.x - deltaX * 0.3, plane.y - deltaY * 0.3, -deltaX * 0.05, -deltaY * 0.05); } dragStartX = x; dragStartY = y; } }; // Main game loop game.update = function () { gameTime++; // Update plane if (plane.windFuel <= 0) { plane.velocityX *= 0.99; } // Check if plane is out of bounds (too low) if (plane.y > 2800) { LK.showGameOver(); return; } // Check if plane is out of bounds horizontally if (plane.x < -200 || plane.x > 2248) { LK.showGameOver(); return; } // Update particles for (var p = particles.length - 1; p >= 0; p--) { var particle = particles[p]; if (particle.markForDestroy) { particle.destroy(); particles.splice(p, 1); } } // Update obstacles for (var o = 0; o < obstacles.length; o++) { obstacles[o].update(); } // Check plane collision with obstacles for (var o = 0; o < obstacles.length; o++) { if (plane.intersects(obstacles[o])) { LK.effects.flashScreen(0xFF0000, 500); LK.showGameOver(); return; } } // Check plane collision with islands for (var i = 0; i < islands.length; i++) { if (plane.intersects(islands[i])) { if (currentDeliveryIsland === islands[i] && plane.velocityY > 0) { // Successful delivery LK.getSound('deliver').play(); deliveriesCompleted++; LK.setScore(deliveriesCompleted); currentDeliveryIsland.clearDelivery(); currentDeliveryIsland = getNextDeliveryIsland(); currentDeliveryIsland.setDeliveryTarget(); // Refuel wind on delivery plane.refuelWind(30); // Check win condition if (deliveriesCompleted >= 5) { LK.showYouWin(); return; } } else if (currentDeliveryIsland !== islands[i]) { // Wrong island collision LK.effects.flashScreen(0xFFFF00, 300); plane.velocityY = -3; } } } // Diving mechanic - auto dive if going too slow horizontally if (gameTime % 20 === 0 && plane.velocityY > -1 && plane.windFuel > 10) { if (Math.abs(plane.velocityX) < 2) { plane.dive(); } } // Apply wind boost for forward momentum if (plane.windFuel > 0 && gameTime % 40 === 0) { plane.applyWind(0.3); } updateUI(); };