===================================================================
--- original.js
+++ change.js
@@ -74,12 +74,17 @@
 game.move = function (x, y, obj) {
 	if (dragNode) {
 		var game_position = game.toLocal(obj.global);
 		// Calculate the distance to move the player towards the touch position gradually
-		var dx = (game_position.x - dragNode.x) * 0.1; // Move 10% of the distance per frame
-		var dy = (game_position.y - dragNode.y) * 0.1; // Move 10% of the distance per frame
-		dragNode.x += dx;
-		dragNode.y += dy;
+		var targetX = dragNode.x + (game_position.x - dragNode.x) * 0.1; // Calculate target X with 10% movement towards touch
+		var targetY = dragNode.y + (game_position.y - dragNode.y) * 0.1; // Calculate target Y with 10% movement towards touch
+		// Constrain player within the ring boundaries
+		var ringLeftEdge = ring.x - ring.width / 2 + dragNode.width / 2;
+		var ringRightEdge = ring.x + ring.width / 2 - dragNode.width / 2;
+		var ringTopEdge = ring.y - ring.height / 2 + dragNode.height / 2;
+		var ringBottomEdge = ring.y + ring.height / 2 - dragNode.height / 2;
+		dragNode.x = Math.max(ringLeftEdge, Math.min(ringRightEdge, targetX));
+		dragNode.y = Math.max(ringTopEdge, Math.min(ringBottomEdge, targetY));
 	}
 };
 game.up = function (x, y, obj) {
 	dragNode = null;