Ignore clicks if not in clickable state

src/kacount/util/StateMachine.as

@@ -24,10 +24,22 @@ package kacount.util {
 			};
 		}
 
-		public function transition(transitionName:String, ... args:Array):void {
-			if (!this._template.isTransition(transitionName)) {
-				throw new Error("Invalid transition: " + transitionName);
+		public function canTransition(transitionName:String):Boolean {
+			return this._template.findTransitions(this._state, transitionName).length > 0;
+		}
+
+		private function validTransition(name:String):Boolean {
+			return this._template.isTransition(name);
+		}
+
+		private function validateTransition(name:String):void {
+			if (!this.validTransition(name)) {
+				throw new Error("Invalid transition: " + name);
 			}
+		}
+
+		public function transition(transitionName:String, ... args:Array):void {
+			this.validateTransition(transitionName);
 
 			var ts:Vector.<StateTransition> = this._template.findTransitions(this._state, transitionName);
 			if (ts.length === 1) {

src/kacount/view/Player.as

@@ -34,8 +34,10 @@ package kacount.view {
 		}
 
 		public function click():void {
-			this._sm.click();
-			Sounds.bloop.play();
+			if (this._sm.canTransition('click')) {
+				this._sm.click();
+				Sounds.bloop.play();
+			}
 		}
 
 		public function start():void { this._sm.start(); }