diff options
Diffstat (limited to 'common')
| -rw-r--r-- | common/action.c | 368 | ||||
| -rw-r--r-- | common/action.h | 27 | ||||
| -rw-r--r-- | common/action_tapping.c | 330 | ||||
| -rw-r--r-- | common/action_tapping.h | 40 | 
4 files changed, 396 insertions, 369 deletions
diff --git a/common/action.c b/common/action.c index c218808ab..07a3a64d6 100644 --- a/common/action.c +++ b/common/action.c @@ -15,76 +15,19 @@ You should have received a copy of the GNU General Public License  along with this program.  If not, see <http://www.gnu.org/licenses/>.  */  #include "host.h" -#include "timer.h" -#include "keymap.h"  #include "keycode.h"  #include "keyboard.h"  #include "mousekey.h"  #include "command.h" -#include "util.h"  #include "debug.h"  #include "led.h"  #include "layer_switch.h" +#include "action_tapping.h"  #include "action_oneshot.h"  #include "action_macro.h"  #include "action.h" -static void process_action(keyrecord_t *record); -static void debug_event(keyevent_t event); -static void debug_record(keyrecord_t record); -static void debug_action(action_t action); - -#ifndef NO_ACTION_TAPPING -/* - * Tapping - */ -/* period of tapping(ms) */ -#ifndef TAPPING_TERM -#define TAPPING_TERM    200 -#endif - -/* tap count needed for toggling a feature */ -#ifndef TAPPING_TOGGLE -#define TAPPING_TOGGLE  5 -#endif - -/* stores a key event of current tap. */ -static keyrecord_t tapping_key = {}; - -#define IS_TAPPING()            !IS_NOEVENT(tapping_key.event) -#define IS_TAPPING_PRESSED()    (IS_TAPPING() && tapping_key.event.pressed) -#define IS_TAPPING_RELEASED()   (IS_TAPPING() && !tapping_key.event.pressed) -#define IS_TAPPING_KEY(k)       (IS_TAPPING() && KEYEQ(tapping_key.event.key, (k))) -#define WITHIN_TAPPING_TERM(e)  (TIMER_DIFF_16(e.time, tapping_key.event.time) < TAPPING_TERM) - - -/* - * Waiting buffer - * - * stores key events waiting for settling current tap. - */ -#define WAITING_BUFFER_SIZE 8 -static keyrecord_t waiting_buffer[WAITING_BUFFER_SIZE] = {}; -/* point to empty cell to enq */ -static uint8_t waiting_buffer_head = 0; -/* point to the oldest data cell to deq */ -static uint8_t waiting_buffer_tail = 0; - - -static bool process_tapping(keyrecord_t *record); -static bool waiting_buffer_enq(keyrecord_t record); -static void waiting_buffer_clear(void); -#if TAPPING_TERM >= 500 -static bool waiting_buffer_typed(keyevent_t event); -#endif -static void waiting_buffer_scan_tap(void); -static void debug_tapping_key(void); -static void debug_waiting_buffer(void); -#endif - - -  void action_exec(keyevent_t event)  {      if (!IS_NOEVENT(event)) { @@ -95,35 +38,7 @@ void action_exec(keyevent_t event)      keyrecord_t record = { .event = event };  #ifndef NO_ACTION_TAPPING -    if (process_tapping(&record)) { -        if (!IS_NOEVENT(record.event)) { -            debug("processed: "); debug_record(record); debug("\n"); -        } -    } else { -        if (!waiting_buffer_enq(record)) { -            // clear all in case of overflow. -            debug("OVERFLOW: CLEAR ALL STATES\n"); -            clear_keyboard(); -            waiting_buffer_clear(); -            tapping_key = (keyrecord_t){}; -        } -    } - -    // process waiting_buffer -    if (!IS_NOEVENT(event) && waiting_buffer_head != waiting_buffer_tail) { -        debug("---- action_exec: process waiting_buffer -----\n"); -    } -    for (; waiting_buffer_tail != waiting_buffer_head; waiting_buffer_tail = (waiting_buffer_tail + 1) % WAITING_BUFFER_SIZE) { -        if (process_tapping(&waiting_buffer[waiting_buffer_tail])) { -            debug("processed: waiting_buffer["); debug_dec(waiting_buffer_tail); debug("] = "); -            debug_record(waiting_buffer[waiting_buffer_tail]); debug("\n\n"); -        } else { -            break; -        } -    } -    if (!IS_NOEVENT(event)) { -        debug("\n"); -    } +    action_tapping_process(record);  #else      process_action(&record);      if (!IS_NOEVENT(record.event)) { @@ -132,7 +47,7 @@ void action_exec(keyevent_t event)  #endif  } -static void process_action(keyrecord_t *record) +void process_action(keyrecord_t *record)  {      keyevent_t event = record->event;      uint8_t tap_count = record->tap.count; @@ -224,7 +139,7 @@ static void process_action(keyrecord_t *record)                      default:                          if (event.pressed) {                              if (tap_count > 0) { -                                if (waiting_buffer_has_anykey_pressed()) { +                                if (record->tap.interrupted) {                                      debug("MODS_TAP: Tap: Cancel: add_mods\n");                                      // ad hoc: set 0 to cancel tap                                      record->tap.count = 0; @@ -774,20 +689,23 @@ bool is_tap_key(key_t key)  /*   * debug print   */ -static void debug_event(keyevent_t event) +void debug_event(keyevent_t event)  {      debug_hex16((event.key.row<<8) | event.key.col);      if (event.pressed) debug("d("); else debug("u(");      debug_dec(event.time); debug(")");  } -static void debug_record(keyrecord_t record) +void debug_record(keyrecord_t record)  { -    debug_event(record.event); debug(":"); debug_dec(record.tap.count); +    debug_event(record.event); +#ifndef NO_ACTION_TAPPING +    debug(":"); debug_dec(record.tap.count);      if (record.tap.interrupted) debug("-"); +#endif  } -static void debug_action(action_t action) +void debug_action(action_t action)  {      switch (action.kind.id) {          case ACT_LMODS:             debug("ACT_LMODS");             break; @@ -809,267 +727,3 @@ static void debug_action(action_t action)      debug_hex8(action.kind.param & 0xff);      debug("]");  } - - - -#ifndef NO_ACTION_TAPPING -/* Tapping - * - * Rule: Tap key is typed(pressed and released) within TAPPING_TERM. - *       (without interfering by typing other key) - */ -/* return true when key event is processed or consumed. */ -static bool process_tapping(keyrecord_t *keyp) -{ -    keyevent_t event = keyp->event; - -    // if tapping -    if (IS_TAPPING_PRESSED()) { -        if (WITHIN_TAPPING_TERM(event)) { -            if (tapping_key.tap.count == 0) { -                if (IS_TAPPING_KEY(event.key) && !event.pressed) { -                    // first tap! -                    debug("Tapping: First tap(0->1).\n"); -                    tapping_key.tap.count = 1; -                    tapping_key.tap.interrupted  = (waiting_buffer_has_anykey_pressed() ? true : false); -                    debug_tapping_key(); -                    process_action(&tapping_key); - -                    // enqueue -                    keyp->tap = tapping_key.tap; -                    return false; -                } -#if TAPPING_TERM >= 500 -                /* This can prevent from typing some tap keys in a row at a time. */ -                else if (!event.pressed && waiting_buffer_typed(event)) { -                    // other key typed. not tap. -                    debug("Tapping: End. No tap. Interfered by typing key\n"); -                    process_action(&tapping_key); -                    tapping_key = (keyrecord_t){}; -                    debug_tapping_key(); - -                    // enqueue -                    return false; -                } -#endif -                else { -                    // other key events shall be enq'd till tapping state settles. -                    return false; -                } -            } -            // tap_count > 0 -            else { -                if (IS_TAPPING_KEY(event.key) && !event.pressed) { -                    debug("Tapping: Tap release("); debug_dec(tapping_key.tap.count); debug(")\n"); -                    keyp->tap = tapping_key.tap; -                    process_action(keyp); -                    tapping_key = *keyp; -                    debug_tapping_key(); -                    return true; -                } -                else if (is_tap_key(keyp->event.key) && event.pressed) { -                    if (tapping_key.tap.count > 1) { -                        debug("Tapping: Start new tap with releasing last tap(>1).\n"); -                        // unregister key -                        process_action(&(keyrecord_t){ -                                .tap = tapping_key.tap, -                                .event.key = tapping_key.event.key, -                                .event.time = event.time, -                                .event.pressed = false -                        }); -                    } else { -                        debug("Tapping: Start while last tap(1).\n"); -                    } -                    tapping_key = *keyp; -                    waiting_buffer_scan_tap(); -                    debug_tapping_key(); -                    return true; -                } -                else { -                    if (!IS_NOEVENT(keyp->event)) { -                        debug("Tapping: key event while last tap(>0).\n"); -                    } -                    process_action(keyp); -                    return true; -                } -            } -        } -        // after TAPPING_TERM -        else { -            if (tapping_key.tap.count == 0) { -                debug("Tapping: End. Timeout. Not tap(0): "); -                debug_event(event); debug("\n"); -                process_action(&tapping_key); -                tapping_key = (keyrecord_t){}; -                debug_tapping_key(); -                return false; -            }  else { -                if (IS_TAPPING_KEY(event.key) && !event.pressed) { -                    debug("Tapping: End. last timeout tap release(>0)."); -                    keyp->tap = tapping_key.tap; -                    process_action(keyp); -                    tapping_key = (keyrecord_t){}; -                    return true; -                } -                else if (is_tap_key(keyp->event.key) && event.pressed) { -                    if (tapping_key.tap.count > 1) { -                        debug("Tapping: Start new tap with releasing last timeout tap(>1).\n"); -                        // unregister key -                        process_action(&(keyrecord_t){ -                                .tap = tapping_key.tap, -                                .event.key = tapping_key.event.key, -                                .event.time = event.time, -                                .event.pressed = false -                        }); -                    } else { -                        debug("Tapping: Start while last timeout tap(1).\n"); -                    } -                    tapping_key = *keyp; -                    waiting_buffer_scan_tap(); -                    debug_tapping_key(); -                    return true; -                } -                else { -                    if (!IS_NOEVENT(keyp->event)) { -                        debug("Tapping: key event while last timeout tap(>0).\n"); -                    } -                    process_action(keyp); -                    return true; -                } -            } -        } -    } else if (IS_TAPPING_RELEASED()) { -        if (WITHIN_TAPPING_TERM(event)) { -            if (tapping_key.tap.count > 0 && IS_TAPPING_KEY(event.key) && event.pressed) { -                // sequential tap. -                keyp->tap = tapping_key.tap; -                keyp->tap.count += 1; -                debug("Tapping: Tap press("); debug_dec(keyp->tap.count); debug(")\n"); -                process_action(keyp); -                tapping_key = *keyp; -                debug_tapping_key(); -                return true; -            } else if (event.pressed && is_tap_key(event.key)) { -                // Sequential tap can be interfered with other tap key. -                debug("Tapping: Start with interfering other tap.\n"); -                tapping_key = *keyp; -                waiting_buffer_scan_tap(); -                debug_tapping_key(); -                return true; -            } else { -                if (!IS_NOEVENT(keyp->event)) debug("Tapping: other key just after tap.\n"); -                process_action(keyp); -                return true; -            } -        } else { -            // timeout. no sequential tap. -            debug("Tapping: End(Timeout after releasing last tap): "); -            debug_event(event); debug("\n"); -            tapping_key = (keyrecord_t){}; -            debug_tapping_key(); -            return false; -        } -    } -    // not tapping satate -    else { -        if (event.pressed && is_tap_key(event.key)) { -            debug("Tapping: Start(Press tap key).\n"); -            tapping_key = *keyp; -            waiting_buffer_scan_tap(); -            debug_tapping_key(); -            return true; -        } else { -            process_action(keyp); -            return true; -        } -    } -} - - -/* - * Waiting buffer - */ -static bool waiting_buffer_enq(keyrecord_t record) -{ -    if (IS_NOEVENT(record.event)) { -        return true; -    } - -    if ((waiting_buffer_head + 1) % WAITING_BUFFER_SIZE == waiting_buffer_tail) { -        debug("waiting_buffer_enq: Over flow.\n"); -        return false; -    } - -    waiting_buffer[waiting_buffer_head] = record; -    waiting_buffer_head = (waiting_buffer_head + 1) % WAITING_BUFFER_SIZE; - -    debug("waiting_buffer_enq: "); debug_waiting_buffer(); -    return true; -} - -static void waiting_buffer_clear(void) -{ -    waiting_buffer_head = 0; -    waiting_buffer_tail = 0; -} - -#if TAPPING_TERM >= 500 -static bool waiting_buffer_typed(keyevent_t event) -{ -    for (uint8_t i = waiting_buffer_tail; i != waiting_buffer_head; i = (i + 1) % WAITING_BUFFER_SIZE) { -        if (KEYEQ(event.key, waiting_buffer[i].event.key) && event.pressed !=  waiting_buffer[i].event.pressed) { -            return true; -        } -    } -    return false; -} -#endif - -bool waiting_buffer_has_anykey_pressed(void) -{ -    for (uint8_t i = waiting_buffer_tail; i != waiting_buffer_head; i = (i + 1) % WAITING_BUFFER_SIZE) { -        if (waiting_buffer[i].event.pressed) return true; -    } -    return false; -} -/* scan buffer for tapping */ -static void waiting_buffer_scan_tap(void) -{ -    // tapping already is settled -    if (tapping_key.tap.count > 0) return; -    // invalid state: tapping_key released && tap.count == 0 -    if (!tapping_key.event.pressed) return; - -    for (uint8_t i = waiting_buffer_tail; i != waiting_buffer_head; i = (i + 1) % WAITING_BUFFER_SIZE) { -        if (IS_TAPPING_KEY(waiting_buffer[i].event.key) && -                !waiting_buffer[i].event.pressed && -                WITHIN_TAPPING_TERM(waiting_buffer[i].event)) { -            tapping_key.tap.count = 1; -            waiting_buffer[i].tap.count = 1; -            process_action(&tapping_key); - -            debug("waiting_buffer_scan_tap: found at ["); debug_dec(i); debug("]\n"); -            debug_waiting_buffer(); -            return; -        } -    } -} - - -/* - * debug print - */ -static void debug_tapping_key(void) -{ -    debug("TAPPING_KEY="); debug_record(tapping_key); debug("\n"); -} - -static void debug_waiting_buffer(void) -{ -    debug("{ "); -    for (uint8_t i = waiting_buffer_tail; i != waiting_buffer_head; i = (i + 1) % WAITING_BUFFER_SIZE) { -        debug("["); debug_dec(i); debug("]="); debug_record(waiting_buffer[i]); debug(" "); -    } -    debug("}\n"); -} -#endif diff --git a/common/action.h b/common/action.h index ead917983..a6cb45384 100644 --- a/common/action.h +++ b/common/action.h @@ -17,25 +17,25 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.  #ifndef ACTION_H  #define ACTION_H +#include <stdint.h> +#include <stdbool.h>  #include "keyboard.h"  #include "keycode.h"  #include "action_macro.h" -/* Struct to record event and tap count  */ -typedef union { +typedef struct { +    keyevent_t  event; +#ifndef NO_ACTION_TAPPING +    /* tapping count and state */      struct {          bool    interrupted :1;          bool    reserved2   :1;          bool    reserved1   :1;          bool    reserved0   :1;          uint8_t count       :4; -    }; -} tap_t; - -typedef struct { -    keyevent_t  event; -    tap_t tap; +    } tap; +#endif  } keyrecord_t;  /* Action struct. @@ -99,9 +99,8 @@ const prog_macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t op  /* user defined special function */  void action_function(keyrecord_t *record, uint8_t id, uint8_t opt); -/* - * Utilities for actions. - */ +/* Utilities for actions.  */ +void process_action(keyrecord_t *record);  void register_code(uint8_t code);  void unregister_code(uint8_t code);  void add_mods(uint8_t mods); @@ -112,7 +111,11 @@ void clear_keyboard_but_mods(void);  bool sending_anykey(void);  void layer_switch(uint8_t new_layer);  bool is_tap_key(key_t key); -bool waiting_buffer_has_anykey_pressed(void); + +/* debug */ +void debug_event(keyevent_t event); +void debug_record(keyrecord_t record); +void debug_action(action_t action); diff --git a/common/action_tapping.c b/common/action_tapping.c new file mode 100644 index 000000000..abb0bf518 --- /dev/null +++ b/common/action_tapping.c @@ -0,0 +1,330 @@ +#include <stdint.h> +#include <stdbool.h> +#include "action.h" +#include "action_tapping.h" +#include "timer.h" +#include "debug.h" + + +#ifndef NO_ACTION_TAPPING + +#define IS_TAPPING()            !IS_NOEVENT(tapping_key.event) +#define IS_TAPPING_PRESSED()    (IS_TAPPING() && tapping_key.event.pressed) +#define IS_TAPPING_RELEASED()   (IS_TAPPING() && !tapping_key.event.pressed) +#define IS_TAPPING_KEY(k)       (IS_TAPPING() && KEYEQ(tapping_key.event.key, (k))) +#define WITHIN_TAPPING_TERM(e)  (TIMER_DIFF_16(e.time, tapping_key.event.time) < TAPPING_TERM) + + +static keyrecord_t tapping_key = {}; +static keyrecord_t waiting_buffer[WAITING_BUFFER_SIZE] = {}; +static uint8_t waiting_buffer_head = 0; +static uint8_t waiting_buffer_tail = 0; + +static bool process_tapping(keyrecord_t *record); +static bool waiting_buffer_enq(keyrecord_t record); +static void waiting_buffer_clear(void); +#if TAPPING_TERM >= 500 +static bool waiting_buffer_typed(keyevent_t event); +#endif +static bool waiting_buffer_has_anykey_pressed(void); +static void waiting_buffer_scan_tap(void); +static void debug_tapping_key(void); +static void debug_waiting_buffer(void); + + +void action_tapping_process(keyrecord_t record) +{ +    if (process_tapping(&record)) { +        if (!IS_NOEVENT(record.event)) { +            debug("processed: "); debug_record(record); debug("\n"); +        } +    } else { +        if (!waiting_buffer_enq(record)) { +            // clear all in case of overflow. +            debug("OVERFLOW: CLEAR ALL STATES\n"); +            clear_keyboard(); +            waiting_buffer_clear(); +            tapping_key = (keyrecord_t){}; +        } +    } + +    // process waiting_buffer +    if (!IS_NOEVENT(record.event) && waiting_buffer_head != waiting_buffer_tail) { +        debug("---- action_exec: process waiting_buffer -----\n"); +    } +    for (; waiting_buffer_tail != waiting_buffer_head; waiting_buffer_tail = (waiting_buffer_tail + 1) % WAITING_BUFFER_SIZE) { +        if (process_tapping(&waiting_buffer[waiting_buffer_tail])) { +            debug("processed: waiting_buffer["); debug_dec(waiting_buffer_tail); debug("] = "); +            debug_record(waiting_buffer[waiting_buffer_tail]); debug("\n\n"); +        } else { +            break; +        } +    } +    if (!IS_NOEVENT(record.event)) { +        debug("\n"); +    } +} + + +/* Tapping + * + * Rule: Tap key is typed(pressed and released) within TAPPING_TERM. + *       (without interfering by typing other key) + */ +/* return true when key event is processed or consumed. */ +bool process_tapping(keyrecord_t *keyp) +{ +    keyevent_t event = keyp->event; + +    // if tapping +    if (IS_TAPPING_PRESSED()) { +        if (WITHIN_TAPPING_TERM(event)) { +            if (tapping_key.tap.count == 0) { +                if (IS_TAPPING_KEY(event.key) && !event.pressed) { +                    // first tap! +                    debug("Tapping: First tap(0->1).\n"); +                    tapping_key.tap.count = 1; +                    tapping_key.tap.interrupted  = (waiting_buffer_has_anykey_pressed() ? true : false); +                    debug_tapping_key(); +                    process_action(&tapping_key); + +                    // enqueue +                    keyp->tap = tapping_key.tap; +                    return false; +                } +#if TAPPING_TERM >= 500 +                /* This can prevent from typing some tap keys in a row at a time. */ +                else if (!event.pressed && waiting_buffer_typed(event)) { +                    // other key typed. not tap. +                    debug("Tapping: End. No tap. Interfered by typing key\n"); +                    process_action(&tapping_key); +                    tapping_key = (keyrecord_t){}; +                    debug_tapping_key(); + +                    // enqueue +                    return false; +                } +#endif +                else { +                    // other key events shall be enq'd till tapping state settles. +                    return false; +                } +            } +            // tap_count > 0 +            else { +                if (IS_TAPPING_KEY(event.key) && !event.pressed) { +                    debug("Tapping: Tap release("); debug_dec(tapping_key.tap.count); debug(")\n"); +                    keyp->tap = tapping_key.tap; +                    process_action(keyp); +                    tapping_key = *keyp; +                    debug_tapping_key(); +                    return true; +                } +                else if (is_tap_key(keyp->event.key) && event.pressed) { +                    if (tapping_key.tap.count > 1) { +                        debug("Tapping: Start new tap with releasing last tap(>1).\n"); +                        // unregister key +                        process_action(&(keyrecord_t){ +                                .tap = tapping_key.tap, +                                .event.key = tapping_key.event.key, +                                .event.time = event.time, +                                .event.pressed = false +                        }); +                    } else { +                        debug("Tapping: Start while last tap(1).\n"); +                    } +                    tapping_key = *keyp; +                    waiting_buffer_scan_tap(); +                    debug_tapping_key(); +                    return true; +                } +                else { +                    if (!IS_NOEVENT(keyp->event)) { +                        debug("Tapping: key event while last tap(>0).\n"); +                    } +                    process_action(keyp); +                    return true; +                } +            } +        } +        // after TAPPING_TERM +        else { +            if (tapping_key.tap.count == 0) { +                debug("Tapping: End. Timeout. Not tap(0): "); +                debug_event(event); debug("\n"); +                process_action(&tapping_key); +                tapping_key = (keyrecord_t){}; +                debug_tapping_key(); +                return false; +            }  else { +                if (IS_TAPPING_KEY(event.key) && !event.pressed) { +                    debug("Tapping: End. last timeout tap release(>0)."); +                    keyp->tap = tapping_key.tap; +                    process_action(keyp); +                    tapping_key = (keyrecord_t){}; +                    return true; +                } +                else if (is_tap_key(keyp->event.key) && event.pressed) { +                    if (tapping_key.tap.count > 1) { +                        debug("Tapping: Start new tap with releasing last timeout tap(>1).\n"); +                        // unregister key +                        process_action(&(keyrecord_t){ +                                .tap = tapping_key.tap, +                                .event.key = tapping_key.event.key, +                                .event.time = event.time, +                                .event.pressed = false +                        }); +                    } else { +                        debug("Tapping: Start while last timeout tap(1).\n"); +                    } +                    tapping_key = *keyp; +                    waiting_buffer_scan_tap(); +                    debug_tapping_key(); +                    return true; +                } +                else { +                    if (!IS_NOEVENT(keyp->event)) { +                        debug("Tapping: key event while last timeout tap(>0).\n"); +                    } +                    process_action(keyp); +                    return true; +                } +            } +        } +    } else if (IS_TAPPING_RELEASED()) { +        if (WITHIN_TAPPING_TERM(event)) { +            if (tapping_key.tap.count > 0 && IS_TAPPING_KEY(event.key) && event.pressed) { +                // sequential tap. +                keyp->tap = tapping_key.tap; +                keyp->tap.count += 1; +                debug("Tapping: Tap press("); debug_dec(keyp->tap.count); debug(")\n"); +                process_action(keyp); +                tapping_key = *keyp; +                debug_tapping_key(); +                return true; +            } else if (event.pressed && is_tap_key(event.key)) { +                // Sequential tap can be interfered with other tap key. +                debug("Tapping: Start with interfering other tap.\n"); +                tapping_key = *keyp; +                waiting_buffer_scan_tap(); +                debug_tapping_key(); +                return true; +            } else { +                if (!IS_NOEVENT(keyp->event)) debug("Tapping: other key just after tap.\n"); +                process_action(keyp); +                return true; +            } +        } else { +            // timeout. no sequential tap. +            debug("Tapping: End(Timeout after releasing last tap): "); +            debug_event(event); debug("\n"); +            tapping_key = (keyrecord_t){}; +            debug_tapping_key(); +            return false; +        } +    } +    // not tapping satate +    else { +        if (event.pressed && is_tap_key(event.key)) { +            debug("Tapping: Start(Press tap key).\n"); +            tapping_key = *keyp; +            waiting_buffer_scan_tap(); +            debug_tapping_key(); +            return true; +        } else { +            process_action(keyp); +            return true; +        } +    } +} + + +/* + * Waiting buffer + */ +bool waiting_buffer_enq(keyrecord_t record) +{ +    if (IS_NOEVENT(record.event)) { +        return true; +    } + +    if ((waiting_buffer_head + 1) % WAITING_BUFFER_SIZE == waiting_buffer_tail) { +        debug("waiting_buffer_enq: Over flow.\n"); +        return false; +    } + +    waiting_buffer[waiting_buffer_head] = record; +    waiting_buffer_head = (waiting_buffer_head + 1) % WAITING_BUFFER_SIZE; + +    debug("waiting_buffer_enq: "); debug_waiting_buffer(); +    return true; +} + +void waiting_buffer_clear(void) +{ +    waiting_buffer_head = 0; +    waiting_buffer_tail = 0; +} + +#if TAPPING_TERM >= 500 +bool waiting_buffer_typed(keyevent_t event) +{ +    for (uint8_t i = waiting_buffer_tail; i != waiting_buffer_head; i = (i + 1) % WAITING_BUFFER_SIZE) { +        if (KEYEQ(event.key, waiting_buffer[i].event.key) && event.pressed !=  waiting_buffer[i].event.pressed) { +            return true; +        } +    } +    return false; +} +#endif + +bool waiting_buffer_has_anykey_pressed(void) +{ +    for (uint8_t i = waiting_buffer_tail; i != waiting_buffer_head; i = (i + 1) % WAITING_BUFFER_SIZE) { +        if (waiting_buffer[i].event.pressed) return true; +    } +    return false; +} + +/* scan buffer for tapping */ +void waiting_buffer_scan_tap(void) +{ +    // tapping already is settled +    if (tapping_key.tap.count > 0) return; +    // invalid state: tapping_key released && tap.count == 0 +    if (!tapping_key.event.pressed) return; + +    for (uint8_t i = waiting_buffer_tail; i != waiting_buffer_head; i = (i + 1) % WAITING_BUFFER_SIZE) { +        if (IS_TAPPING_KEY(waiting_buffer[i].event.key) && +                !waiting_buffer[i].event.pressed && +                WITHIN_TAPPING_TERM(waiting_buffer[i].event)) { +            tapping_key.tap.count = 1; +            waiting_buffer[i].tap.count = 1; +            process_action(&tapping_key); + +            debug("waiting_buffer_scan_tap: found at ["); debug_dec(i); debug("]\n"); +            debug_waiting_buffer(); +            return; +        } +    } +} + + +/* + * debug print + */ +static void debug_tapping_key(void) +{ +    debug("TAPPING_KEY="); debug_record(tapping_key); debug("\n"); +} + +static void debug_waiting_buffer(void) +{ +    debug("{ "); +    for (uint8_t i = waiting_buffer_tail; i != waiting_buffer_head; i = (i + 1) % WAITING_BUFFER_SIZE) { +        debug("["); debug_dec(i); debug("]="); debug_record(waiting_buffer[i]); debug(" "); +    } +    debug("}\n"); +} + +#endif diff --git a/common/action_tapping.h b/common/action_tapping.h new file mode 100644 index 000000000..c9f09f576 --- /dev/null +++ b/common/action_tapping.h @@ -0,0 +1,40 @@ +/* +Copyright 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 +the Free Software Foundation, either version 2 of the License, or +(at your option) any later version. + +This program 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 this program.  If not, see <http://www.gnu.org/licenses/>. +*/ +#ifndef ACTION_TAPPING_H +#define ACTION_TAPPING_H + + +#ifndef NO_ACTION_TAPPING + +/* period of tapping(ms) */ +#ifndef TAPPING_TERM +#define TAPPING_TERM    200 +#endif + +/* tap count needed for toggling a feature */ +#ifndef TAPPING_TOGGLE +#define TAPPING_TOGGLE  5 +#endif + +#define WAITING_BUFFER_SIZE 8 + + +void action_tapping_process(keyrecord_t record); + +#endif + +#endif  | 
