/**** * Classes ****/ var Bat = Container.expand(function () { var self = Container.call(this); var batGraphics = self.attachAsset('bat', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 10; self._move_migrated = function (cat) { var chaseDistance = 500; var dx = cat.x - self.x; var dy = cat.y - self.y; var distanceToCat = Math.sqrt(dx * dx + dy * dy); var angleToCat = Math.atan2(dy, dx); if (distanceToCat < chaseDistance) { self.x += self.speed * Math.cos(angleToCat) + self.speed * Math.cos(Math.random() * Math.PI * 2) * 0.5; self.y += self.speed * Math.sin(angleToCat) + self.speed * Math.sin(Math.random() * Math.PI * 2) * 0.5; } else { self.x += self.speed * Math.cos(Math.PI * 1.0); self.y += self.speed * Math.sin(Math.random() * Math.PI * 2); } }; }); var Cat = Container.expand(function () { var self = Container.call(this); var catGraphics = self.attachAsset('cat', { anchorX: 0.5, anchorY: 0.5 }); catGraphics.scale.set(2); }); var LifeIcon = Container.expand(function () { var self = Container.call(this); var lifeIconGraphics = self.attachAsset('cat', { anchorX: 0.5, anchorY: 0.5 }); lifeIconGraphics.scale.set(0.8); }); var Mouse = Container.expand(function () { var self = Container.call(this); var mouseGraphics = self.attachAsset('mouse', { anchorX: 0.5, anchorY: 0.5 }); mouseGraphics.scale.set(0.7); self.speed = 12; self.direction = Math.random() * Math.PI * 2; console.log("Math.random():", Math.random()); self._move_migrated = function (cat) { var fleeDistance = 400; var dx = cat.x - self.x; var dy = cat.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance < fleeDistance) { self.direction = Math.atan2(dy, dx) + Math.PI; } var newPosX = self.x + self.speed * Math.cos(self.direction); if (self.x < newPosX && self.scale.x > 0 || self.x > newPosX && self.scale.x < 0) { self.scale.x *= -1; } self.x = newPosX; self.y += self.speed * Math.sin(self.direction); }; }); var Wall = Container.expand(function () { var self = Container.call(this); var wallGraphics = self.attachAsset('wall', { anchorX: 1, anchorY: 1 }); wallGraphics.scale.set(2); Wall.prototype.defaultWidth = wallGraphics.width; Wall.prototype.defaultHeight = wallGraphics.height; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x000000 }); /**** * Game Code ****/ var handleMice = function handleMice(self, mice, cat, scoreTxt) { for (var i = mice.length - 1; i >= 0; i--) { mice[i]._move_migrated(cat); if (mice[i].intersects(cat)) { LK.effects.flashScreen(0x00ff00, 500); score += 1; scoreTxt.setText(score.toString()); mice[i].destroy(); mice.splice(i, 1); } if (mice[i] && mice[i].x > 2048) { mice[i].destroy(); mice.splice(i, 1); } } if (LK.ticks % 120 == 0) { var newMouse = new Mouse(); var side = Math.floor(Math.random() * 4); switch (side) { case 0: newMouse.x = -50; newMouse.y = 400 + Math.random() * (2732 - 400); break; case 1: newMouse.x = 2048 + 50; newMouse.y = 400 + Math.random() * (2732 - 400); break; case 2: newMouse.x = Math.random() * 2048; newMouse.y = 350; break; case 3: newMouse.x = Math.random() * 2048; newMouse.y = 2732 + 50; break; } mice.push(newMouse); self.addChild(newMouse); } }; var handleBats = function handleBats(self, bats, cat) { for (var i = bats.length - 1; i >= 0; i--) { bats[i]._move_migrated(cat); if (bats[i].intersects(cat)) { LK.effects.flashScreen(0xff0000, 500); bats[i].destroy(); bats.splice(i, 1); lives--; if (lives < lifeIcons.length) { var lostLifeIcon = lifeIcons.pop(); lostLifeIcon.destroy(); } if (lives <= 0) { LK.showGameOver(); } } if (bats[i] && bats[i].x < 0) { bats[i].destroy(); bats.splice(i, 1); } } if (LK.ticks % 180 == 0) { var newBat = new Bat(); var side = Math.floor(Math.random() * 4); switch (side) { case 0: newBat.x = -50; newBat.y = 350 + Math.random() * 2732; break; case 1: newBat.x = 2048 + 50; newBat.y = 350 + Math.random() * (2732 - 350); break; case 2: newBat.x = Math.random() * 2048; newBat.y = 350; break; case 3: newBat.x = Math.random() * 2048; newBat.y = 2732; break; } bats.push(newBat); self.addChild(newBat); } }; var handleCat = function handleCat(self, cat) { var lastPos = { x: cat.x, y: cat.y }; game.on('move', function (x, y, obj) { var event = obj; var pos = self.toLocal(event.global); if (pos.x < lastPos.x) { cat.scale.x = -Math.abs(cat.scale.x); } else if (pos.x > lastPos.x) { cat.scale.x = Math.abs(cat.scale.x); } cat.x = Math.max(300, Math.min(pos.x, 1948 - cat.width)); cat.y = Math.max(500, Math.min(pos.y, 2632 - cat.height)); lastPos.x = pos.x; lastPos.y = pos.y; }); }; var score = 0; var lives = 7; var lifeIcons = []; game.leftBoundary = 0; game.rightBoundary = 2048; game.topBoundary = 0; game.bottomBoundary = 2732; for (var i = 0; i < lives; i++) { var lifeIcon = new LifeIcon(); lifeIcon.x = i * lifeIcon.width * 1.1 + 40; lifeIcon.y = 60; LK.gui.topLeft.addChild(lifeIcon); lifeIcons.push(lifeIcon); } var cat = game.addChild(new Cat()); cat.x = 2048 / 2; cat.y = 2732 / 2; var mice = []; var bats = []; var livesTxt = new Text2(lives.toString(), { size: 150, fill: "#ffffff" }); var scoreTxt = new Text2('0', { size: 120, fill: "#ffffff" }); scoreTxt.anchor.set(.5, 0.1); LK.gui.top.addChild(scoreTxt); LK.on('tick', function () { handleMice(game, mice, cat, scoreTxt); handleBats(game, bats, cat); handleCat(game, cat); for (var i = 0; i < game.children.length; i++) { if (game.children[i] instanceof Wall) { game.setChildIndex(game.children[i], game.children.length - 1); } } }); for (var i = 0; i < 11; i++) { var leftWallSegment = game.addChild(new Wall()); leftWallSegment.x = 0; leftWallSegment.y = i * Wall.prototype.defaultHeight * 2 + 600; leftWallSegment.rotation = Math.PI / 2; } for (var i = 0; i < 11; i++) { var rightWallSegment = game.addChild(new Wall()); rightWallSegment.x = game.rightBoundary - Wall.prototype.defaultWidth - 100; rightWallSegment.y = i * Wall.prototype.defaultHeight * 2 + 600; rightWallSegment.rotation = Math.PI / 2; } for (var i = 0; i < 12; i++) { var topWallSegment = game.addChild(new Wall()); topWallSegment.x = i * Wall.prototype.defaultWidth * 2; topWallSegment.y = 400; } for (var i = 0; i < 12; i++) { var bottomWallSegment = game.addChild(new Wall()); bottomWallSegment.x = i * Wall.prototype.defaultWidth * 2; bottomWallSegment.y = game.bottomBoundary - Wall.prototype.defaultHeight + 170; }