/*
-Copyright 2011 Jun Wako <wakojun@gmail.com>
+Copyright 2011,2012,2013 Jun Wako <wakojun@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
extern "C" {
#endif
+/* key matrix position */
typedef struct {
- uint8_t row;
uint8_t col;
+ uint8_t row;
} key_t;
+/* key event */
typedef struct {
key_t key;
bool pressed;
+ uint16_t time;
} keyevent_t;
-typedef struct {
- keyevent_t event;
- uint8_t code;
- uint8_t mods;
- uint16_t time;
-} keyrecord_t;
-
-#define KEYEQ(keya, keyb) (keya.row == keyb.row && keya.col == keyb.col)
-
+/* equivalent test of key_t */
+#define KEYEQ(keya, keyb) ((keya).row == (keyb).row && (keya).col == (keyb).col)
+
+/* Rules for No Event:
+ * 1) (time == 0) to handle (keyevent_t){} as empty event
+ * 2) Matrix(255, 255) to make TICK event available
+ */
+static inline bool IS_NOEVENT(keyevent_t event) { return event.time == 0 || (event.key.row == 255 && event.key.col == 255); }
+static inline bool IS_PRESSED(keyevent_t event) { return (!IS_NOEVENT(event) && event.pressed); }
+static inline bool IS_RELEASED(keyevent_t event) { return (!IS_NOEVENT(event) && !event.pressed); }
+
+/* Tick event */
+#define TICK (keyevent_t){ \
+ .key = (key_t){ .row = 255, .col = 255 }, \
+ .pressed = false, \
+ .time = (timer_read() | 1) \
+}
-extern uint8_t current_layer;
-extern uint8_t default_layer;
void keyboard_init(void);
void keyboard_task(void);