Diff: joystickAppBoard.cpp

Revision:

0:180cf3834ece

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/joystickAppBoard.cpp	Thu Feb 13 08:03:28 2014 +0000
@@ -0,0 +1,86 @@
+//joystickAppBoard class
+//Written by Napoleon Leoni; February 2014
+//Simple class object to handle joystick state for the mbed application board
+//5 way Joystick    ALPS SKRHADE010
+//Down:p12; Left:p13 Centre:p14 Up:p15 Right:p16
+
+#include "joystickAppBoard.h"
+
+// Joystick state definitions
+//#define JOYSTICKDOWN    0x01            //0b00001  d1
+//#define JOYSTICKLEFT    0x02            //0b00010  d2 
+//#define JOYSTICKCENTER  0x04            //0b00100  d4
+//#define JOYSTICKUP      0x08            //0b01000  d8
+//#define JOYSTICKRIGHT   0x10            //0b10000  d16
+
+//***************************** TESTING ********************************************************//
+//  TEST        TEST DESCRIPTION                                                STATUS          //
+//  1           getJoystickState yields the right hex value as shown above      PASS            //
+//  2           Joystick posistion (up, down center, leff, right) are all       PASS            //
+//              properly identified when the Joystick is actuated                               //
+//**********************************************************************************************//
+
+//**********************************************************************************************//
+// void joystickAppBoard::joystickAppBoard(void){                                                 //
+// Constructor, uses the predefined pins for the mbed app board to generater a BusIn object     //
+// to read the joystick state
+// Inputs: void                                                                                 //
+//**********************************************************************************************//
+  joystickAppBoard::joystickAppBoard(){
+    this->joystickPins = new BusIn(p12,p13,p14,p15,p16);
+    return;
+  }
+  
+//**********************************************************************************************//
+// void joystickAppBoard::readJoystick(void){                                                   //
+// reads and stores the current Joystick state as defined by an integer where each bit          //
+// represents one of the joystick directions                                                    //
+// Inputs: void                                                                                 //
+//**********************************************************************************************//
+  void joystickAppBoard::readJoystick(void){
+      this->joystickState=this->joystickPins->read();
+  }
+  
+//**********************************************************************************************//
+// int joystickAppBoard::getJoystickState(void){                                                //
+// returns the current Joystick states as defined above                                         //
+// Inputs: void                                                                                 //
+//**********************************************************************************************//
+  int joystickAppBoard::getJoystickState(void){
+        return this->joystickState;
+  }
+  
+//**********************************************************************************************//
+// int joystickAppBoard::isJoystickUp(void){                                                    //
+// returns true if Joystick is up                                                               //
+// Inputs: void                                                                                 //
+//**********************************************************************************************//
+  bool joystickAppBoard::isJoystickUp(void){ return ( (this->joystickState) & JOYSTICKUP); }
+  
+//**********************************************************************************************//
+// int joystickAppBoard::isJoystickDown(void){                                                  //
+// returns true if Joystick is down                                                             //
+// Inputs: void                                                                                 //
+//**********************************************************************************************//
+  bool joystickAppBoard::isJoystickDown(void){ return ( (this->joystickState) & JOYSTICKDOWN); }
+
+//**********************************************************************************************//
+// int joystickAppBoard::isJoystickLeft(void){                                                  //
+// returns true if Joystick is left                                                             //
+// Inputs: void                                                                                 //
+//**********************************************************************************************//
+  bool joystickAppBoard::isJoystickLeft(void){ return ( (this->joystickState) & JOYSTICKLEFT); }
+
+//**********************************************************************************************//
+// int joystickAppBoard::isJoystickRight(void){                                                 //
+// returns true if Joystick is left                                                             //
+// Inputs: void                                                                                 //
+//**********************************************************************************************//
+  bool joystickAppBoard::isJoystickRight(void){ return ( (this->joystickState) & JOYSTICKRIGHT); }
+
+//**********************************************************************************************//
+// int joystickAppBoard::isJoystickCenter(void){                                                //
+// returns true if Joystick is center                                                           //
+// Inputs: void                                                                                 //
+//**********************************************************************************************//
+  bool joystickAppBoard::isJoystickCenter(void){ return ( (this->joystickState) & JOYSTICKCENTER); }