InputManager.h

00001 #ifndef INPUT_H
00002 #define INPUT_H
00003 
00004 #include "N5110.h"
00005 #include "PinDetect.h"
00006 #include "Joystick.h"
00007 
00008 /// @file InputManager.h
00009 
00010 struct Input
00011 {
00012     /** Used as identificator for the different buttons */
00013     enum Button{ButtonA, ButtonB, ButtonC};
00014 };
00015 
00016 /// Used to manage user input from buttons and thumb joystick
00017 class InputManager
00018 {   
00019     public:
00020     
00021         /** Creates a new InputManager object
00022         * @param pinA Pin connected to button A
00023         * @param pinB Pin connected to button B
00024         * @param pinc Pin connected to button C
00025         * @param x Pin connected to the horizontal potentiometer of the joystick
00026         * @param y Pin connected to the vertical potentiometer of the joystick
00027         * @param button Pin connected to the button of the thumb joystick
00028         */
00029         InputManager(PinName pinA, PinName pinB, PinName pinC, PinName joyH, PinName joyV, PinName joyBtn);
00030         
00031         /** Deconstructor. Frees allocated memory related to the buttons and the joystick **/
00032         ~InputManager();
00033         
00034         Joystick *joystick;
00035         
00036         /** @brief Adds a button interrupt which is invoked when the button is pressed. Button needs to be released for the interrupt to occur again.
00037         * @param button Name of the button.
00038         * @param func Callback function.
00039         */
00040         void addBtnPressInterrupt(Input::Button button, void (*func)(void));
00041         
00042         
00043         /** Reads the current value of a button.
00044         * @param button The button we want to read.
00045         * @return Returns 1 if button is pressed, 0 otherwise.
00046         */
00047         int read(Input::Button button);
00048     
00049     private:
00050         /// Button objects
00051         PinDetect *btnA;
00052         PinDetect *btnB;
00053         PinDetect *btnC;
00054         
00055         /** Returns a pointer to the actual button object
00056         * @param button The requested button.
00057         * @return Pointer to the button.
00058         */
00059         PinDetect* getBtnPtr(Input::Button button);      
00060 };
00061 
00062 #endif
00063