Diff: Joystick.h

Revision:

0:36fb749b83c7

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Joystick.h	Mon Dec 07 17:24:52 2009 +0000
@@ -0,0 +1,55 @@
+/*
+* N3310LCD. A program to interface mbed with the nuelectronics
+* Nokia 3310 LCD shield from www.nuelectronics.com. Ported from
+* the nuelectronics Arduino code.
+*
+* Copyright (C) <2009> Petras Saduikis <petras@petras.co.uk>
+*
+* This file is part of N3310LCD.
+*
+* N3310LCD is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+* 
+* N3310LCD is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with N3310LCD.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef SNATCH59_JOYSTICK_H
+#define SNATCH59_JOYSTICK_H
+
+#define NUM_KEYS    5
+
+enum eJoystickKey {LEFT_KEY, CENTER_KEY, DOWN_KEY, UP_KEY, RIGHT_KEY};
+
+class Joystick
+{
+public:
+    Joystick(PinName jstick);
+    
+    int getKeyState(int i);
+    void resetKeyState(int i);
+    void updateADCKey();        // call this to initiate joystick read
+    
+private:
+    // data
+    int buttonCount[NUM_KEYS];    // debounce counters
+    int buttonStatus[NUM_KEYS];   // button status - pressed/released
+    int buttonFlag[NUM_KEYS];     // button on flags for user program
+    
+    static const int adcKeyVal[NUM_KEYS];
+    
+    // I/O
+    AnalogIn    joystick;
+    
+    // functions
+    int getKey(int input);
+};
+
+#endif
\ No newline at end of file