/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); /**** * Classes ****/ // Lucky Cat: can jump up on tap var LuckyCat = Container.expand(function () { var self = Container.call(this); var body = self.attachAsset('luckycat', { anchorX: 0.5, anchorY: 0.5 }); self.abilityCooldown = 0; self.isJumping = false; self.jumpTimer = 0; self.defaultY = 0; self.ability = function () { if (self.abilityCooldown <= 0 && !self.isJumping) { self.isJumping = true; self.jumpTimer = 24; // 0.4s self.abilityCooldown = 60; tween(self, { y: self.defaultY - 180 }, { duration: 200, easing: tween.cubicOut, onFinish: function onFinish() { tween(self, { y: self.defaultY }, { duration: 200, easing: tween.bounceOut, onFinish: function onFinish() { self.isJumping = false; } }); } }); } }; self.update = function () { if (self.abilityCooldown > 0) self.abilityCooldown--; // Paw wave animation body.rotation = Math.sin(LK.ticks / 10) * 0.1; }; return self; }); // Orca: chases the trio, animates lunges var Orca = Container.expand(function () { var self = Container.call(this); var body = self.attachAsset('orcaBody', { anchorX: 0.5, anchorY: 0.5 }); var belly = self.attachAsset('orcaBelly', { anchorX: 0.5, anchorY: 0.5, y: 180 }); self.lungeTimer = 0; self.lungeTarget = null; self.lungeProgress = 0; self.baseY = 0; self.lungeSpeed = 6; // pixels per tick self.lungeCooldown = 0; self.lunge = function (target) { if (self.lungeCooldown <= 0) { self.lungeTarget = target; self.lungeTimer = 30; // 0.5s lunge self.lungeProgress = 0; self.lungeCooldown = 60 + Math.floor(Math.random() * 30); // 1-1.5s cooldown } }; self.update = function () { if (self.lungeCooldown > 0) self.lungeCooldown--; // Idle bobbing if (self.lungeTimer <= 0) { self.y = self.baseY + Math.sin(LK.ticks / 20) * 18; } // Lunge logic if (self.lungeTimer > 0 && self.lungeTarget) { self.lungeProgress++; // Move towards target var dx = self.lungeTarget.x - self.x; var dy = self.lungeTarget.y - self.y; var dist = Math.sqrt(dx * dx + dy * dy); if (dist > 1) { self.x += dx / dist * self.lungeSpeed; self.y += dy / dist * self.lungeSpeed; } self.lungeTimer--; // After lunge, return to base position if (self.lungeTimer === 0) { tween(self, { x: 1024, y: self.baseY }, { duration: 400, easing: tween.cubicOut }); } } }; return self; }); // Shark: can dash forward on tap var Shark = Container.expand(function () { var self = Container.call(this); var body = self.attachAsset('shark', { anchorX: 0.5, anchorY: 0.5 }); self.abilityCooldown = 0; // ticks self.isDashing = false; self.dashTimer = 0; self.defaultY = 0; self.ability = function () { if (self.abilityCooldown <= 0 && !self.isDashing) { self.isDashing = true; self.dashTimer = 18; // 0.3s at 60fps self.abilityCooldown = 60; // 1s cooldown tween(self, { x: self.x + 180 }, { duration: 250, easing: tween.cubicOut, onFinish: function onFinish() { // Dash ends, return to normal self.isDashing = false; } }); } }; self.update = function () { if (self.abilityCooldown > 0) self.abilityCooldown--; if (self.isDashing) { // Slight up-down wiggle for animation self.y = self.defaultY + Math.sin(LK.ticks / 2) * 10; } else { self.y = self.defaultY; } }; return self; }); // Tiger: can roll sideways on swipe var Tiger = Container.expand(function () { var self = Container.call(this); var body = self.attachAsset('tiger', { anchorX: 0.5, anchorY: 0.5 }); self.abilityCooldown = 0; self.isRolling = false; self.rollDir = 0; self.defaultX = 0; self.ability = function (dir) { if (self.abilityCooldown <= 0 && !self.isRolling) { self.isRolling = true; self.rollDir = dir; self.abilityCooldown = 60; var targetX = self.x + dir * 200; if (targetX < 400) targetX = 400; if (targetX > 1648) targetX = 1648; tween(self, { x: targetX }, { duration: 250, easing: tween.cubicOut, onFinish: function onFinish() { self.isRolling = false; } }); } }; self.update = function () { if (self.abilityCooldown > 0) self.abilityCooldown--; // Tail wiggle body.rotation = Math.sin(LK.ticks / 8) * 0.08; }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x6ec6f7 // light blue, ocean-like }); /**** * Game Code ****/ /* We need simple shapes for the MVP. - Shark: blue ellipse - Lucky Cat: gold ellipse - Tiger: orange ellipse - Orca: large black ellipse with white belly - Tap/Swipe indicators: small white ellipses - Background: none (default) - Sound/Music: none for MVP */ // Game state var score = 0; var scoreTxt = new Text2('0', { size: 120, fill: "#fff" }); scoreTxt.anchor.set(0.5, 0); LK.gui.top.addChild(scoreTxt); // Place orca in center, lower part of screen var orca = new Orca(); orca.x = 1024; orca.baseY = 1800; orca.y = orca.baseY; game.addChild(orca); // Place trio in arc above orca var shark = new Shark(); shark.x = 824; shark.y = 1200; shark.defaultY = shark.y; game.addChild(shark); var luckycat = new LuckyCat(); luckycat.x = 1024; luckycat.y = 1100; luckycat.defaultY = luckycat.y; game.addChild(luckycat); var tiger = new Tiger(); tiger.x = 1224; tiger.y = 1200; tiger.defaultX = tiger.x; game.addChild(tiger); // For swipe detection var swipeStart = null; var swipeChar = null; // Tap indicators (show briefly on tap) var tapIndicators = []; // Helper: show tap indicator at (x, y) function showTapIndicator(x, y) { var ind = LK.getAsset('tapIndicator', { anchorX: 0.5, anchorY: 0.5, x: x, y: y, alpha: 0.7 }); tapIndicators.push({ node: ind, timer: 18 }); game.addChild(ind); } // Helper: update tap indicators function updateTapIndicators() { for (var i = tapIndicators.length - 1; i >= 0; i--) { tapIndicators[i].timer--; tapIndicators[i].node.alpha -= 0.04; if (tapIndicators[i].timer <= 0) { tapIndicators[i].node.destroy(); tapIndicators.splice(i, 1); } } } // Helper: check if orca catches any character function checkCaught() { // If orca's body intersects any character, game over if (orca.intersects(shark) || orca.intersects(luckycat) || orca.intersects(tiger)) { LK.effects.flashScreen(0xff0000, 800); LK.showGameOver(); } } // Helper: update score function updateScore() { score++; scoreTxt.setText(score); } // Main game update game.update = function () { shark.update(); luckycat.update(); tiger.update(); orca.update(); updateTapIndicators(); // Orca AI: every 60 ticks, lunge at random character if (LK.ticks % 60 === 0 && orca.lungeTimer <= 0) { var targets = [shark, luckycat, tiger]; var idx = Math.floor(Math.random() * 3); orca.lunge(targets[idx]); } // Score increases every 30 ticks (0.5s) if (LK.ticks % 30 === 0) { updateScore(); } checkCaught(); }; // Touch/tap/swipe controls game.down = function (x, y, obj) { // Convert to game coordinates // Check which character is tapped var localShark = shark.toLocal({ x: x, y: y }); var localCat = luckycat.toLocal({ x: x, y: y }); var localTiger = tiger.toLocal({ x: x, y: y }); var hit = null; if (Math.abs(localShark.x) < 70 && Math.abs(localShark.y) < 50) { shark.ability(); showTapIndicator(shark.x, shark.y); hit = 'shark'; } else if (Math.abs(localCat.x) < 60 && Math.abs(localCat.y) < 60) { luckycat.ability(); showTapIndicator(luckycat.x, luckycat.y); hit = 'luckycat'; } else if (Math.abs(localTiger.x) < 70 && Math.abs(localTiger.y) < 50) { // For tiger, start swipe swipeStart = { x: x, y: y }; swipeChar = tiger; hit = 'tiger'; } // If not on tiger, clear swipe if (hit !== 'tiger') { swipeStart = null; swipeChar = null; } }; game.move = function (x, y, obj) { // If swiping tiger if (swipeStart && swipeChar) { var dx = x - swipeStart.x; var dy = y - swipeStart.y; if (Math.abs(dx) > 80 && Math.abs(dx) > Math.abs(dy)) { // Left or right swipe var dir = dx > 0 ? 1 : -1; tiger.ability(dir); showTapIndicator(tiger.x, tiger.y); swipeStart = null; swipeChar = null; } } }; game.up = function (x, y, obj) { swipeStart = null; swipeChar = null; }; // Instructions text (centered, fades out after 2s) var instructions = new Text2("Tap Shark or Lucky Cat to use their moves.\nSwipe Tiger left/right to roll.\nSurvive the orca's chase!", { size: 80, fill: "#fff", align: "center" }); instructions.anchor.set(0.5, 0.5); instructions.x = 1024; instructions.y = 400; LK.gui.center.addChild(instructions); tween(instructions, { alpha: 0 }, { duration: 2000, easing: tween.linear, onFinish: function onFinish() { instructions.destroy(); } });