ui/oswald.h

   1 #ifndef _OSWALD_H
   2 #define _OSWALD_H
   3 #include <stdio.h>
   4 #include <string.h>
   5 #include <stdint.h>
   6
   7 //#define DEBUG 1
   8 #ifdef DEBUG
   9 #define dbg_out( args... ) fprintf(stderr, args)
  10 #else
  11 #define dbg_out( args... ) do {} while (0)
  12 #endif
  13
  14 typedef uint8_t boolean;
  15 #ifdef TRUE
  16 #undef TRUE
  17 #endif
  18 #define TRUE 1
  19 #ifdef FALSE
  20 #undef FALSE
  21 #endif
  22 #define FALSE 0
  23 #ifndef NULL
  24 #define NULL 0
  25 #endif
  26
  27 typedef struct {
  28         uint8_t hour;
  29         uint8_t minute;
  30         uint8_t second;
  31         uint8_t day;
  32         uint8_t wday; // day in week, 0=sunday, 1=monday,...
  33         uint8_t month;
  34         uint16_t        year;
  35         boolean clk24hr;
  36         boolean day_first;
  37 } clock_state;
  38
  39 #define WDAY_SUNDAY     (1 << 0)
  40 #define WDAY_MONDAY     (1 << 1)
  41 #define WDAY_TUESDAY    (1 << 2)
  42 #define WDAY_WEDNESDAY  (1 << 3)
  43 #define WDAY_THURSDAY   (1 << 4)
  44 #define WDAY_FRIDAY     (1 << 5)
  45 #define WDAY_SATURDAY   (1 << 6)
  46 typedef struct {
  47         uint8_t hour;
  48         uint8_t minute;
  49         uint8_t wday; // bitfield 0 to 6, 1=sunday, 2=monday, 4=tuesday...
  50 } alarm_clk;
  51
  52 typedef enum {
  53         IDLE_SCREEN = 0,
  54         ALARM_SETUP_SCREEN,
  55         STOP_WATCH_SCREEN,
  56         BLUETOOTH_SCREEN,
  57         ACCEL_DISPLAY_SCREEN,
  58         MENU_TEST_SCREEN,
  59 //      APPLICATION_SCREEN,
  60         LAST_SCREEN,            // a marker for the last (not valid) screen)
  61         DATETIME_SETTING_SCREEN,
  62         ALARM_SCREEN,
  63         SCREENS_END,
  64 } screen_number;
  65
  66 typedef enum {
  67         BUTTON_A = 0,
  68         BUTTON_B,
  69         BUTTON_C,
  70         BUTTON_D,
  71         BUTTON_E,
  72         BUTTON_F,
  73 } watch_button;
  74
  75 #define EVENT_SCREEN_VISIBLE            (1<<0)          // screen just became visible
  76 #define EVENT_SCREEN_DESTROY            (1<<1)          // screen is destroyed
  77 #define EVENT_ONE_SEC_TIMER             (1<<2)          // one second timer for reguler clock
  78 #define EVENT_HALF_SEC_TIMER            (1<<3)          // half second timer for blinking displays
  79 #define EVENT_CS_TIMER                  (1<<4)          // centisecond timer, e.g. for stop watch
  80 #define EVENT_USER_BUTTONS              (1<<5)          // button presses
  81 #define EVENT_ACCEL_UPDATE              (1<<6)          // accelerometer updates
  82 #define EVENT_AMBIENTLIGHT_UPDATE       (1<<7)          // ambient light sensor updates
  83 #define EVENT_POWER_CHANGE              (1<<8)          // power source status change
  84 #define EVENT_COMMS                     (1<<9)          // communication, like Bluetooth I/O
  85 #define EVENT_POWER_STATE               (1<<10)         // power source changed or similar
  86
  87 typedef enum {
  88         EVENT_RET_UNHANDLED = 0,
  89         EVENT_RET_HANDLED,
  90         EVENT_RET_ERR
  91 } event_ret_t;
  92
  93 typedef struct {
  94         uint16_t event_mask;                            // the event the screen wants to receive
  95         event_ret_t (*event_func)(uint16_t event, void *data);  // callback for events
  96         void *user_data;
  97 } watch_screen;
  98
  99 typedef struct {
 100         screen_number   screen_id;
 101         watch_screen *screen;           // the current screen
 102         boolean pending_idle;
 103 } watch_state;
 104
 105 typedef struct {
 106         uint8_t x;
 107         uint8_t y;
 108         uint8_t z;
 109 } accel_data_t;
 110
 111 #define POWER_SOURCE_BATTERY    0
 112 #define POWER_SOURCE_EXTERNAL   1
 113
 114 #define POWER_CHARGER_DONE      0
 115 #define POWER_CHARGER_PRECHARGE 1
 116 #define POWER_CHARGER_CHARGING  2
 117 #define POWER_CHARGER_UNK       3
 118
 119 typedef struct {
 120         uint8_t source;
 121         uint8_t charge_state;
 122         uint8_t percent;
 123         uint16_t        level;
 124 } power_state;
 125
 126 typedef enum {
 127         BLUETOOTH_OFF = 0,
 128         BLUETOOTH_ON,
 129         BLUETOOTH_CONNECTED,
 130         BLUETOOTH_ILL
 131 } bluetooth_state;
 132
 133 #endif