/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");

/**** 
* Classes
****/ 
var Bubble = Container.expand(function () {
	var self = Container.call(this);
	var bubbleGraphics = self.attachAsset('bubble', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Add floating animation
	self.floatDirection = Math.random() * Math.PI * 2;
	self.floatSpeed = 2.0 + Math.random() * 4.0;
	self.isDestroyed = false;
	self.update = function () {
		if (self.isDestroyed) return;
		// Continuous movement with speed multiplier
		self.x += Math.cos(self.floatDirection) * self.floatSpeed * speedMultiplier;
		self.y += Math.sin(self.floatDirection) * self.floatSpeed * speedMultiplier;
		// Bounce off edges
		if (self.x < 25 || self.x > 2023) {
			self.floatDirection = Math.PI - self.floatDirection;
		}
		if (self.y < 25 || self.y > 2707) {
			self.floatDirection = -self.floatDirection;
		}
		// Keep bubbles in bounds
		self.x = Math.max(25, Math.min(2023, self.x));
		self.y = Math.max(25, Math.min(2707, self.y));
	};
	self.down = function (x, y, obj) {
		if (!isGameActive || self.isDestroyed) return;
		// Mark as destroyed
		self.isDestroyed = true;
		// Pop this bubble - check for double score
		var points = doubleScoreActive ? 20 : 10;
		LK.setScore(LK.getScore() + points);
		scoreTxt.setText('Score: ' + LK.getScore());
		// Play pop sound
		LK.getSound('pop').play();
		// Add 1 second to timer
		gameTimer += 1000;
		// Increase speed multipliers
		speedMultiplier += 0.2;
		spawnSpeedMultiplier += 0.15;
		// Remove this bubble from array
		for (var i = 0; i < bubbles.length; i++) {
			if (bubbles[i] === self) {
				bubbles.splice(i, 1);
				break;
			}
		}
		// Destroy this bubble
		self.destroy();
		// Instantly spawn a new bubble at random location with faster speed
		spawnBubble();
	};
	return self;
});
var MouseNeedle = Container.expand(function () {
	var self = Container.call(this);
	var needleGraphics = self.attachAsset('needle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x001122
});

/**** 
* Game Code
****/ 
// Set cursor to needle image
game.cursor;
// Create needle that follows mouse
var mouseNeedle = game.addChild(new MouseNeedle());
// Handle mouse movement to make needle follow cursor
game.move = function (x, y, obj) {
	mouseNeedle.x = x;
	mouseNeedle.y = y;
};
// Add background
var background = game.attachAsset('background', {
	anchorX: 0,
	anchorY: 0,
	x: 0,
	y: 0
});
// Game variables
var bubbles = [];
var gameTimer = 60000; // 1 minute in milliseconds
var gameStartTime;
var isGameActive = true;
var speedMultiplier = 1.0; // Speed multiplier that increases with each hit
var spawnSpeedMultiplier = 1.0; // Spawn speed multiplier
var doubleScoreActive = false;
var doubleScoreEndTime = 0;
var timeBoostUsed = false;
var doubleScoreUsed = false;
var lastShrinkTime = 0; // Track when bubbles were last shrunk
var bubbleShrinkAmount = 10; // Amount to shrink bubbles by (10cm = ~37.8 pixels at 96 DPI)
// UI Elements
var scoreTxt = new Text2('Score: 0', {
	size: 60,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
var timerTxt = new Text2('1:00', {
	size: 60,
	fill: 0xFFAA00
});
timerTxt.anchor.set(0.5, 0);
timerTxt.y = 80;
LK.gui.top.addChild(timerTxt);
// Create powerup buttons at bottom
var timeBoostBtn = new Text2('+10s', {
	size: 80,
	fill: 0x00FF00
});
timeBoostBtn.anchor.set(0.5, 1);
timeBoostBtn.x = 300;
LK.gui.bottom.addChild(timeBoostBtn);
var doubleScoreBtn = new Text2('x2', {
	size: 80,
	fill: 0xFF6600
});
doubleScoreBtn.anchor.set(0.5, 1);
doubleScoreBtn.x = -300;
LK.gui.bottom.addChild(doubleScoreBtn);
// Add button click handlers
timeBoostBtn.down = function (x, y, obj) {
	if (!isGameActive || timeBoostUsed) return;
	gameTimer += 10000; // Add 10 seconds
	timeBoostUsed = true;
	// Make button disappear with tween animation
	tween(timeBoostBtn, {
		alpha: 0,
		scaleX: 0,
		scaleY: 0
	}, {
		duration: 300,
		easing: tween.easeIn
	});
};
doubleScoreBtn.down = function (x, y, obj) {
	if (!isGameActive || doubleScoreUsed) return;
	doubleScoreActive = true;
	doubleScoreEndTime = Date.now() + 10000; // 10 seconds from now
	doubleScoreUsed = true;
	// Make button disappear with tween animation
	tween(doubleScoreBtn, {
		alpha: 0,
		scaleX: 0,
		scaleY: 0
	}, {
		duration: 300,
		easing: tween.easeIn
	});
};
// Function to spawn a bubble at random position
function spawnBubble() {
	var bubble = new Bubble();
	bubble.x = 50 + Math.random() * 1948;
	bubble.y = 50 + Math.random() * 2632;
	// Apply faster spawn animation
	bubble.alpha = 0;
	bubble.scaleX = 0.3;
	bubble.scaleY = 0.3;
	tween(bubble, {
		alpha: 1,
		scaleX: 1,
		scaleY: 1
	}, {
		duration: Math.max(100, 500 / spawnSpeedMultiplier),
		easing: tween.easeOut
	});
	bubbles.push(bubble);
	game.addChild(bubble);
}
// Initialize bubbles - start with just 1 bubble
spawnBubble();
// Game start
gameStartTime = Date.now();
// Main game update loop
game.update = function () {
	if (!isGameActive) return;
	// Update timer
	var elapsed = Date.now() - gameStartTime;
	var remaining = Math.max(0, gameTimer - elapsed);
	if (remaining <= 0) {
		isGameActive = false;
		LK.showGameOver();
		return;
	}
	var minutes = Math.floor(remaining / 60000);
	var seconds = Math.floor(remaining % 60000 / 1000);
	timerTxt.setText(minutes + ':' + (seconds < 10 ? '0' : '') + seconds);
	// Check if double score effect should end
	if (doubleScoreActive && Date.now() > doubleScoreEndTime) {
		doubleScoreActive = false;
	}
	// Shrink bubbles every 10 seconds
	if (elapsed - lastShrinkTime >= 10000) {
		lastShrinkTime = elapsed;
		for (var i = 0; i < bubbles.length; i++) {
			var bubble = bubbles[i];
			if (!bubble.isDestroyed) {
				var newScale = Math.max(0.3, bubble.scaleX - 0.1); // Minimum scale of 0.3
				tween(bubble, {
					scaleX: newScale,
					scaleY: newScale
				}, {
					duration: 500,
					easing: tween.easeOut
				});
			}
		}
	}
};

===================================================================
--- original.js
+++ change.js
@@ -106,8 +106,10 @@
 var doubleScoreActive = false;
 var doubleScoreEndTime = 0;
 var timeBoostUsed = false;
 var doubleScoreUsed = false;
+var lastShrinkTime = 0; // Track when bubbles were last shrunk
+var bubbleShrinkAmount = 10; // Amount to shrink bubbles by (10cm = ~37.8 pixels at 96 DPI)
 // UI Elements
 var scoreTxt = new Text2('Score: 0', {
 	size: 60,
 	fill: 0xFFFFFF
@@ -207,5 +209,22 @@
 	// Check if double score effect should end
 	if (doubleScoreActive && Date.now() > doubleScoreEndTime) {
 		doubleScoreActive = false;
 	}
+	// Shrink bubbles every 10 seconds
+	if (elapsed - lastShrinkTime >= 10000) {
+		lastShrinkTime = elapsed;
+		for (var i = 0; i < bubbles.length; i++) {
+			var bubble = bubbles[i];
+			if (!bubble.isDestroyed) {
+				var newScale = Math.max(0.3, bubble.scaleX - 0.1); // Minimum scale of 0.3
+				tween(bubble, {
+					scaleX: newScale,
+					scaleY: newScale
+				}, {
+					duration: 500,
+					easing: tween.easeOut
+				});
+			}
+		}
+	}
 };
\ No newline at end of file