/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); /**** * Classes ****/ // --- Enemy Class --- var Enemy = Container.expand(function () { var self = Container.call(this); // Enemy asset: red ellipse var enemyAsset = self.attachAsset('enemy', { width: 100, height: 100, color: 0xd83318, shape: 'ellipse', anchorX: 0.5, anchorY: 0.5 }); self.radius = 50; self.speed = 4 + Math.random() * 2; // randomize speed a bit self.state = 'idle'; // 'idle' or 'chase' self.radarRadius = 400; // detection radius self.target = null; // player // For hit flash self.flashTicks = 0; self.update = function () { if (!self.target) return; var dx = self.target.x - self.x; var dy = self.target.y - self.y; var dist = Math.sqrt(dx * dx + dy * dy); // Radar detection if (self.state === 'idle' && dist < self.radarRadius) { self.state = 'chase'; } // Move if chasing if (self.state === 'chase') { if (dist > 5) { var moveX = dx / dist * self.speed; var moveY = dy / dist * self.speed; self.x += moveX; self.y += moveY; } } // Flash on hit if (self.flashTicks > 0) { self.flashTicks--; enemyAsset.tint = 0xffff00; } else { enemyAsset.tint = 0xd83318; } }; // Called when hit by sword self.hit = function () { self.flashTicks = 6; }; return self; }); // --- Player Class --- var Player = Container.expand(function () { var self = Container.call(this); // Player asset: a colored ellipse (body) var body = self.attachAsset('player', { width: 120, height: 120, color: 0x2e86de, shape: 'ellipse', anchorX: 0.5, anchorY: 0.5 }); // Sword child self.sword = new Sword(); self.addChild(self.sword); self.sword.x = 0; self.sword.y = 0; self.radius = 60; // for collision // For dragging self.isDragging = false; // For invulnerability after hit self.invulnTicks = 0; // Called every tick self.update = function () { if (self.invulnTicks > 0) { self.invulnTicks--; body.alpha = LK.ticks % 10 < 5 ? 0.5 : 1; } else { body.alpha = 1; } // Make sword(s) rotate much faster and support multiple swords if (!self.sword.swinging) { // Sword speed multiplier (default 0.18, can be upgraded) if (typeof self.swordSpeed === "undefined") self.swordSpeed = 0.18; // Number of swords (default 1, can be upgraded) if (typeof self.swordCount === "undefined") self.swordCount = 1; for (var i = 0; i < self.swordCount; i++) { var angle = (LK.ticks * self.swordSpeed + Math.PI * 2 * i / self.swordCount) % (Math.PI * 2); if (i === 0) { self.sword.rotation = angle; } else { // Add extra swords if not already present if (!self.extraSwords) self.extraSwords = []; if (!self.extraSwords[i - 1]) { var newSword = new Sword(); self.addChild(newSword); newSword.x = 0; newSword.y = 0; self.extraSwords[i - 1] = newSword; } self.extraSwords[i - 1].rotation = angle; } } // Remove extra swords if swordCount decreased if (self.extraSwords && self.extraSwords.length > self.swordCount - 1) { for (var j = self.swordCount - 1; j < self.extraSwords.length; j++) { self.extraSwords[j].destroy(); } self.extraSwords.length = self.swordCount - 1; } } }; // Start sword swing self.attack = function (onFinish) { self.sword.swing(onFinish); }; return self; }); // --- Sword Class --- var Sword = Container.expand(function () { var self = Container.call(this); // Sword asset: a long, thin rectangle (box) var swordAsset = self.attachAsset('sword', { width: 40, height: 220, color: 0xffffff, shape: 'box', anchorX: 0.5, anchorY: 0.9 // handle is at bottom }); self.swinging = false; self.swingAngle = 0; // in radians // Called every tick self.update = function () { // If swinging, animate the sword if (self.swinging) { self.rotation = self.swingAngle; } }; // Start a sword swing animation self.swing = function (_onFinish) { // Sword is always rotating, so swing does nothing if (_onFinish) _onFinish(); }; return self; }); // --- Upgrader Class --- var Upgrader = Container.expand(function () { var self = Container.call(this); // Randomly choose upgrade type var types = [{ type: "speed", color: 0x00ffcc }, { type: "multi", color: 0xffcc00 }]; var chosen = types[Math.floor(Math.random() * types.length)]; self.upgradeType = chosen.type; // Visual: colored ellipse var asset = self.attachAsset('centerCircle', { width: 90, height: 90, color: chosen.color, shape: 'ellipse', anchorX: 0.5, anchorY: 0.5 }); // Animate (pulse) tween(asset, { scaleX: 1.2, scaleY: 1.2 }, { duration: 600, easing: tween.linear, onFinish: function onFinish() { // Reverse pulse for yoyo effect tween(asset, { scaleX: 1.0, scaleY: 1.0 }, { duration: 600, easing: tween.linear, onFinish: function onFinish() { // Repeat indefinitely if (asset && asset.parent) { // Only repeat if still in scene // Use setTimeout to avoid call stack overflow LK.setTimeout(function () { if (asset && asset.parent) { // Restart pulse tween(asset, { scaleX: 1.2, scaleY: 1.2 }, { duration: 600, easing: tween.linear, onFinish: arguments.callee }); } }, 0); } } }); } }); asset.scaleX = 1.0; asset.scaleY = 1.0; // For collision self.radius = 45; // Lifetime (10s default) self.lifetime = 600 + Math.floor(Math.random() * 600); // 10-20s self.update = function () { self.lifetime--; if (self.lifetime <= 0) { self.destroy(); if (typeof upgraders !== "undefined") { var idx = upgraders.indexOf(self); if (idx !== -1) upgraders.splice(idx, 1); } } }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x181818 }); /**** * Game Code ****/ // --- Game Variables --- var player; var enemies = []; var upgraders = []; var maxEnemies = 6; var spawnAreaMargin = 200; var score = 0; var lives = 3; var scoreTxt, livesTxt; var dragNode = null; var lastTouch = { x: 0, y: 0 }; var swordHitCooldown = 0; // Upgrader spawn timer var nextUpgraderTick = LK.ticks + 60 * (2 + Math.random() * 28); // 2-30s // --- UI Setup --- scoreTxt = new Text2('Skor: 0', { size: 100, fill: "#fff" }); scoreTxt.anchor.set(0.5, 0); LK.gui.top.addChild(scoreTxt); livesTxt = new Text2('Can: 3', { size: 80, fill: "#fff" }); livesTxt.anchor.set(1, 0); livesTxt.x = -40; // right margin LK.gui.topRight.addChild(livesTxt); // --- Player Setup --- player = new Player(); player.x = 2048 / 2; player.y = 2732 * 0.7; game.addChild(player); // --- Enemy Spawning --- function spawnEnemy() { var enemy = new Enemy(); enemy.target = player; // Spawn at random edge var edge = Math.floor(Math.random() * 4); var x, y; if (edge === 0) { // top x = spawnAreaMargin + Math.random() * (2048 - 2 * spawnAreaMargin); y = spawnAreaMargin; } else if (edge === 1) { // bottom x = spawnAreaMargin + Math.random() * (2048 - 2 * spawnAreaMargin); y = 2732 - spawnAreaMargin; } else if (edge === 2) { // left x = spawnAreaMargin; y = spawnAreaMargin + Math.random() * (2732 - 2 * spawnAreaMargin); } else { // right x = 2048 - spawnAreaMargin; y = spawnAreaMargin + Math.random() * (2732 - 2 * spawnAreaMargin); } enemy.x = x; enemy.y = y; enemies.push(enemy); game.addChild(enemy); } // Initial enemies for (var i = 0; i < maxEnemies; i++) { spawnEnemy(); } // --- Touch/Drag Controls --- game.down = function (x, y, obj) { // Only drag if touch is on player var dx = x - player.x; var dy = y - player.y; if (dx * dx + dy * dy < player.radius * player.radius) { dragNode = player; lastTouch.x = x; lastTouch.y = y; } }; game.move = function (x, y, obj) { if (dragNode === player) { // Clamp to game area var nx = Math.max(player.radius, Math.min(2048 - player.radius, x)); var ny = Math.max(player.radius, Math.min(2732 - player.radius, y)); player.x = nx; player.y = ny; lastTouch.x = x; lastTouch.y = y; } }; game.up = function (x, y, obj) { dragNode = null; }; // --- Sword Attack (Tap anywhere except player) --- game.tapCooldown = 0; game.downSword = function (x, y, obj) { // If not dragging player, swing sword var dx = x - player.x; var dy = y - player.y; // Sword now rotates automatically; manual swing disabled }; // Listen for down events for sword attack game.on('down', function (x, y, obj) { game.downSword(x, y, obj); }); // --- Game Update Loop --- game.update = function () { player.update(); // --- Upgrader spawn logic --- if (LK.ticks >= nextUpgraderTick) { // Spawn upgrader at random position (not too close to player) var tries = 0; var ux, uy; do { ux = 200 + Math.random() * (2048 - 400); uy = 200 + Math.random() * (2732 - 400); tries++; } while (tries < 10 && Math.sqrt((ux - player.x) * (ux - player.x) + (uy - player.y) * (uy - player.y)) < 300); var upgrader = new Upgrader(); upgrader.x = ux; upgrader.y = uy; upgraders.push(upgrader); game.addChild(upgrader); // Next spawn in 2-30s nextUpgraderTick = LK.ticks + 60 * (2 + Math.random() * 28); } // --- Upgrader update and collision --- for (var u = upgraders.length - 1; u >= 0; u--) { var upgrader = upgraders[u]; if (upgrader.update) upgrader.update(); // Check collision with player var dxu = upgrader.x - player.x; var dyu = upgrader.y - player.y; var distu = Math.sqrt(dxu * dxu + dyu * dyu); if (distu < player.radius + upgrader.radius) { // Apply upgrade if (upgrader.upgradeType === "speed") { if (typeof player.swordSpeed === "undefined") player.swordSpeed = 0.18; player.swordSpeed *= 1.4; LK.effects.flashObject(player.sword, 0x00ffcc, 400); } else if (upgrader.upgradeType === "multi") { if (typeof player.swordCount === "undefined") player.swordCount = 1; player.swordCount = Math.min(player.swordCount + 1, 5); LK.effects.flashObject(player.sword, 0xffcc00, 400); } // Remove upgrader upgrader.destroy(); upgraders.splice(u, 1); } } for (var i = enemies.length - 1; i >= 0; i--) { var enemy = enemies[i]; enemy.update(); // Check collision: enemy with player var dx = enemy.x - player.x; var dy = enemy.y - player.y; var dist = Math.sqrt(dx * dx + dy * dy); if (dist < enemy.radius + player.radius - 10) { // Only if not invulnerable if (player.invulnTicks === 0) { lives--; livesTxt.setText('Can: ' + lives); player.invulnTicks = 60; LK.effects.flashObject(player, 0xff0000, 600); if (lives <= 0) { LK.effects.flashScreen(0xff0000, 1000); LK.showGameOver(); return; } } } // Check collision: enemy with sword(s) var swordLen = player.sword.height * 0.9; var hit = false; // Check all swords var swordAngles = [player.sword.rotation]; if (player.extraSwords) { for (var si = 0; si < player.extraSwords.length; si++) { swordAngles.push(player.extraSwords[si].rotation); } } for (var sa = 0; sa < swordAngles.length; sa++) { var angle = swordAngles[sa]; var tipX = player.x + Math.sin(angle) * swordLen; var tipY = player.y - Math.cos(angle) * swordLen; var sdx = enemy.x - tipX; var sdy = enemy.y - tipY; var sdist = Math.sqrt(sdx * sdx + sdy * sdy); if (sdist < enemy.radius + 30) { hit = true; break; } } if (hit) { // Enemy hit! score++; scoreTxt.setText('Skor: ' + score); enemy.hit(); LK.effects.flashObject(enemy, 0xffff00, 200); // --- Upgrader spawn on every 2 kills --- if (typeof killsSinceLastUpgrader === "undefined") killsSinceLastUpgrader = 0; killsSinceLastUpgrader++; if (killsSinceLastUpgrader >= 2) { killsSinceLastUpgrader = 0; // Spawn upgrader at enemy's death position var upgrader = new Upgrader(); upgrader.x = enemy.x; upgrader.y = enemy.y; upgraders.push(upgrader); game.addChild(upgrader); } enemy.destroy(); enemies.splice(i, 1); // Spawn new enemy LK.setTimeout(function () { if (enemies.length < maxEnemies) spawnEnemy(); }, 400); // Win condition if (score >= 30) { LK.showYouWin(); return; } } } // Sword cooldown removed; sword rotates automatically // Keep enemy count if (enemies.length < maxEnemies && LK.ticks % 90 === 0) { spawnEnemy(); } }; // --- Prevent UI Overlap (top left 100x100) --- player.x = Math.max(player.x, 160); player.y = Math.max(player.y, 160);