Diff: StateManager.h

Revision:

10:f2488a0ecab7

Parent:

8:9ac6a428fa26

Child:

17:d6a3b29cab31

--- a/StateManager.h	Sun May 03 11:48:42 2015 +0000
+++ b/StateManager.h	Fri May 08 14:39:36 2015 +0000
@@ -6,30 +6,52 @@
 #include "Game.h"
 #include "TitleScreen.h"
 
-// Main Finite State Machine - controls the flow between the main states
+/** @file StateManager.h
+* @author Andreas Garmannslund
+* @date April 2015
+*/
+
+/// Finite State Machine for program flow
 class StateManager
 {
     public:
+        /** Creates a new finite state machine. The states are defined in State.h
+        * @param lcd Pointer to the lcd
+        * @param input Pointer to the InputManager which is controlling user input.
+        * @param firstState The initial state of the finite state machine.
+        */
         StateManager(N5110 *lcd, InputManager* input, MainState firstState)
                     : lcd(lcd),  input(input){currentState = 0; nextState = NO_STATE; changeState(firstState);}
+                    
+        /// Frees allocated memory
         ~StateManager() {if (currentState != 0) delete currentState;}
         
+        /// Update logic of the current state
         void update(float dt);
+        
+        /// Draw the current state to the lcd
         void render();
         
+        /** Can be used to request the fsm to switch state.
+        * @param newState The requested state
+        */
         void requestStateChange(MainState newState);
         
-        void processRequest(); // See if any request to change the state have been made
+        /// Sees if any requests to change the state have been made
+        void processRequest();
         
     private:
-        void changeState(MainState newState); // Deletes the current main state and creates a new one
+        /** Deletes the current state and create a new one
+        * @param newState The state which the finite state machine switches to
+        */
+        void changeState(MainState newState);
     
-    // Variables    
+    // Variables
     private:
         N5110 *lcd;
         InputManager *input;
         State* currentState; // Current state object
-        MainState nextState;
+        MainState nextState; // requested state, NONE if no state is requested
 };
 
 #endif
\ No newline at end of file