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 OSWALD_VERSION "v0.3"
   8
   9 //#define DEBUG 1
  10 #ifdef DEBUG
  11 #define dbg_out( args... ) fprintf(stderr, args)
  12 #else
  13 #define dbg_out( args... ) do {} while (0)
  14 #endif
  15
  16 typedef uint8_t boolean;
  17 #ifdef TRUE
  18 #undef TRUE
  19 #endif
  20 #define TRUE 1
  21 #ifdef FALSE
  22 #undef FALSE
  23 #endif
  24 #define FALSE 0
  25 #ifndef NULL
  26 #define NULL 0
  27 #endif
  28
  29 typedef struct {
  30         uint8_t hour;
  31         uint8_t minute;
  32         uint8_t second;
  33         uint8_t day;
  34         uint8_t wday; // day in week, 0=sunday, 1=monday,...
  35         uint8_t month;
  36         uint16_t        year;
  37         boolean clk24hr;
  38         boolean day_first;
  39 } clock_state;
  40
  41 #define WDAY_SUNDAY     (1 << 0)
  42 #define WDAY_MONDAY     (1 << 1)
  43 #define WDAY_TUESDAY    (1 << 2)
  44 #define WDAY_WEDNESDAY  (1 << 3)
  45 #define WDAY_THURSDAY   (1 << 4)
  46 #define WDAY_FRIDAY     (1 << 5)
  47 #define WDAY_SATURDAY   (1 << 6)
  48 typedef struct {
  49         uint8_t hour;
  50         uint8_t minute;
  51         uint8_t wday; // bitfield 0 to 6, 1=sunday, 2=monday, 4=tuesday...
  52 } alarm_clk;
  53
  54 typedef enum {
  55         IDLE_SCREEN = 0,
  56         MAIN_MENU_SCREEN,
  57         ALARM_SETUP_SCREEN,
  58         STOP_WATCH_SCREEN,
  59         BLUETOOTH_SCREEN,
  60         ACCEL_DISPLAY_SCREEN,
  61         MESSAGES_SCREEN,
  62         INFO_SCREEN,
  63         LAST_SCREEN,            // a marker for the last (not valid) screen)
  64         MESSAGE_SCREEN,
  65         MENU_TEST_SCREEN,
  66         APPLICATION_SCREEN,
  67         DATETIME_SETTING_SCREEN,
  68         ALARM_SCREEN,
  69         SCREENS_END,
  70 } screen_number;
  71
  72 typedef enum {
  73         BUTTON_A = 0,
  74         BUTTON_B,
  75         BUTTON_C,
  76         BUTTON_D,
  77         BUTTON_E,
  78         BUTTON_F,
  79 } watch_button;
  80
  81 #define EVENT_SCREEN_VISIBLE            (1<<0)          // screen just became visible
  82 #define EVENT_SCREEN_DESTROY            (1<<1)          // screen is destroyed
  83 #define EVENT_ONE_SEC_TIMER             (1<<2)          // one second timer for reguler clock
  84 #define EVENT_HALF_SEC_TIMER            (1<<3)          // half second timer for blinking displays
  85 #define EVENT_CS_TIMER                  (1<<4)          // centisecond timer, e.g. for stop watch
  86 #define EVENT_USER_BUTTONS              (1<<5)          // button presses
  87 #define EVENT_ACCEL_UPDATE              (1<<6)          // accelerometer updates
  88 #define EVENT_AMBIENTLIGHT_UPDATE       (1<<7)          // ambient light sensor updates
  89 #define EVENT_POWER_CHANGE              (1<<8)          // power source status change
  90 #define EVENT_COMMS                     (1<<9)          // communication, like Bluetooth I/O
  91 #define EVENT_POWER_STATE               (1<<10)         // power source changed or similar
  92
  93 typedef enum {
  94         EVENT_RET_UNHANDLED = 0,
  95         EVENT_RET_HANDLED,
  96         EVENT_RET_ERR
  97 } event_ret_t;
  98
  99 typedef struct {
 100         uint16_t event_mask;                            // the event the screen wants to receive
 101         event_ret_t (*event_func)(uint16_t event, void *data);  // callback for events
 102         void *user_data;
 103 } watch_screen;
 104
 105 typedef struct {
 106         screen_number   screen_id;
 107         watch_screen *screen;           // the current screen
 108         boolean pending_idle;
 109 } watch_state;
 110
 111 typedef struct {
 112         int8_t  x;
 113         int8_t  y;
 114         int8_t  z;
 115 } accel_data_t;
 116
 117 #define POWER_SOURCE_BATTERY    0
 118 #define POWER_SOURCE_EXTERNAL   1
 119
 120 #define POWER_CHARGER_DONE      0
 121 #define POWER_CHARGER_PRECHARGE 1
 122 #define POWER_CHARGER_CHARGING  2
 123 #define POWER_CHARGER_UNK       3
 124
 125 typedef struct {
 126         uint8_t source;
 127         uint8_t charge_state;
 128         uint8_t percent;
 129         uint16_t        level;
 130 } power_state;
 131
 132 typedef enum {
 133         BLUETOOTH_OFF = 0,
 134         BLUETOOTH_ON,
 135         BLUETOOTH_CONNECTED,
 136         BLUETOOTH_ILL
 137 } bluetooth_state;
 138
 139 #endif