PS2Mouse.h

00001 /**
00002  * PS/2 mouse interface control class (Version 0.0.1)
00003  *
00004  * Copyright (C) 2010 Shinichiro Nakamura (CuBeatSystems)
00005  * http://shinta.main.jp/
00006  */
00007 #ifndef _PS2_MOUSE_H_
00008 #define _PS2_MOUSE_H_
00009 
00010 #include "PS2MS_INIT.h"
00011 #include "PS2MS.h"
00012 
00013 class PS2Mouse {
00014 public:
00015     PS2Mouse(PinName clk_pin, PinName dat_pin);
00016     ~PS2Mouse();
00017     typedef struct {
00018         bool left;
00019         bool center;
00020         bool right;
00021         int x;
00022         int y;
00023         int z;
00024     } mouse_event_t;
00025     bool processing(mouse_event_t *p);
00026 private:
00027     PS2MS_INIT ps2ms_init;
00028     PS2MS ps2ms;
00029     typedef struct {
00030         union {
00031             uint8_t byte;
00032             struct {
00033                 uint8_t btnLeft:1;
00034                 uint8_t btnRight:1;
00035                 uint8_t btnCenter:1;
00036                 uint8_t always1:1;
00037                 uint8_t signX:1;
00038                 uint8_t signY:1;
00039                 uint8_t overflowX:1;
00040                 uint8_t overflowY:1;
00041             } bit;
00042         } byte1;
00043         union {
00044             uint8_t byte;
00045         } byte2;
00046         union {
00047             uint8_t byte;
00048         } byte3;
00049         union {
00050             uint8_t byte;
00051             struct {
00052                 uint8_t value:7;
00053                 uint8_t signZ:1;
00054             } bit;
00055         } byte4;
00056     } mouse_info_t;
00057     mouse_info_t mi;
00058     int cnt;
00059 };
00060 
00061 #endif