Fix mods with tapping.

This commit is contained in:
tmk 2013-01-20 15:03:07 +09:00
parent ee7ce43335
commit f71a5217b7
2 changed files with 189 additions and 191 deletions

View File

@ -23,57 +23,83 @@ static void layer_switch(uint8_t new_layer);
/* tap */
#define TAP_TIME 200
static keyevent_t last_event = {};
#define TAP_TIME 300
/* This counts up when tap occurs */
static uint8_t tap_count = 0;
static bool is_tap_key(keyevent_t event)
{
action_t action = keymap_get_action(current_layer, event.key.pos.row, event.key.pos.col);
switch (action.kind.id) {
case ACT_LMODS_TAP:
case ACT_RMODS_TAP:
return true;
case ACT_LAYER_PRESSED:
case ACT_LAYER_BIT:
switch (action.layer.code) {
case 0x00:
case 0xF1 ... 0xFF:
return false;
case 0xF0:
default:
return true;
}
return false;
}
return false;
}
/* layer */
uint8_t default_layer = 0;
uint8_t current_layer = 0;
static keyrecord_t tapping_key = {};
// time 0 means no event.
#define IS_TAPPING (tapping_key.event.time != 0)
/* TODO:
#define IS_TAPPING_KEY(key) (tapping_key.event.time != 0 && KEYEQ(tapping_key.event.key, key))
*/
static keyevent_t tapping_event = {};
/* TAPPING: This indicates that whether tap or not is not decided yet. */
// NOTE: keyevent_t.time 0 means no event.
#define IS_TAPPING(k) (tapping_event.time != 0 && KEYEQ(tapping_event.key, (k)))
/* waiting keys buffer */
#define WAITING_KEYS_BUFFER 3
static keyrecord_t waiting_keys[WAITING_KEYS_BUFFER] = {};
// TODO: double buffer?
static keyrecord_t waiting_keys0[WAITING_KEYS_BUFFER] = {};
static keyrecord_t waiting_keys1[WAITING_KEYS_BUFFER] = {};
static uint8_t waiting_keys_head = 0;
static bool waiting_keys_enqueue(keyevent_t event)
#define WAITING_KEYS_BUFFER 8
static keyevent_t waiting_events[WAITING_KEYS_BUFFER] = {};
static uint8_t waiting_events_head = 0;
static bool waiting_events_enqueue(keyevent_t event)
{
debug("waiting_keys["); debug_dec(waiting_keys_head); debug("] = ");
debug_hex16(event.key.raw); debug("\n");
if (waiting_keys_head < WAITING_KEYS_BUFFER) {
waiting_keys[waiting_keys_head++] = (keyrecord_t){ .event = event,
.mods = host_get_mods() };
} else {
if (IS_NOEVENT(event)) { return true; }
if (waiting_events_head < WAITING_KEYS_BUFFER) {
debug("waiting_events["); debug_dec(waiting_events_head); debug("] = ");
debug_hex16(event.key.raw); debug("\n");
waiting_events[waiting_events_head++] = event;
return true;
}
debug("waiting_events_enqueue: Over flow.\n");
return false;
}
static void waiting_keys_clear(void)
static void waiting_events_clear(void)
{
waiting_keys_head = 0;
waiting_events_head = 0;
}
static bool waiting_keys_has(key_t key)
static bool waiting_events_has(key_t key)
{
for (uint8_t i = 0; i < waiting_keys_head; i++) {
if KEYEQ(key, waiting_keys[i].event.key) return true;
for (uint8_t i = 0; i < waiting_events_head; i++) {
if KEYEQ(key, waiting_events[i].key) return true;
}
return false;
}
static void waiting_keys_process_in_current_layer(void)
static void waiting_events_process_in_current_layer(void)
{
// TODO: in case of including layer key in waiting keys
for (uint8_t i = 0; i < waiting_keys_head; i++) {
debug("waiting_keys_process_in_current_layer["); debug_dec(i); debug("]\n");
process(waiting_keys[i].event);
// TODO: in case of including tap key in waiting keys
for (uint8_t i = 0; i < waiting_events_head; i++) {
debug("waiting_events_process_in_current_layer["); debug_dec(i); debug("]\n");
process(waiting_events[i]);
}
waiting_keys_clear();
waiting_events_clear();
}
static bool waiting_events_has_anykey_pressed(void)
{
for (uint8_t i = 0; i < waiting_events_head; i++) {
if (waiting_events[i].pressed) return true;
}
return false;
}
@ -85,62 +111,106 @@ void action_exec(keyevent_t event)
if (event.pressed) debug("down"); else debug("up");
debug("]\n");
}
if (IS_TAPPING) {
/* when tap time elapses or waiting key is released */
if ((timer_elapsed(tapping_key.event.time) > TAP_TIME) ||
(!event.pressed && waiting_keys_has(event.key))) {
// TODO process tapping_key: layer swich, modifier, ...
// action is needed?
debug("notap: process tapping_key.\n");
process(tapping_key.event);
// In tapping term
if (tapping_event.time && timer_elapsed(tapping_event.time) < TAP_TIME) {
if (tapping_event.pressed) {
if (!event.pressed && KEYEQ(tapping_event.key, event.key)) {
debug("Tapping: Release tap key.\n");
if (tap_count == 0) {
debug("Tapping: First tap.\n");
// count up on release
tap_count++;
/* Process waiting keys in new layer */
waiting_keys_process_in_current_layer();
}
/* when tapping key is released within tap time */
else if (!event.pressed && KEYEQ(event.key, tapping_key.event.key)) {
/* tap key down */
debug("tap("); debug_hex8(tap_count); debug(")[tapping_key](register): "); debug_hex8(tapping_key.action.layer.code); debug("\n");
register_code(tapping_key.action.layer.code);
tapping_key = (keyrecord_t){};
process(tapping_event);
waiting_events_process_in_current_layer();
}
tapping_event = event;
process(event);
} else if (!event.pressed && waiting_events_has(event.key)) {
debug("Tapping: End(No tap by typing waiting key).\n");
/* process waiting keys */
waiting_keys_process_in_current_layer();
process(tapping_event);
waiting_events_process_in_current_layer();
process(event);
tap_count = 0;
tapping_event = (keyevent_t){};
} else {
//debug("Tapping: pressing tap key.\n");
if (tap_count == 0) {
// store event
waiting_events_enqueue(event);
return;
}
process(event);
}
} else {
//debug("Tapping after releasing tap.\n");
// Sequential tap
if (tap_count && event.pressed && KEYEQ(tapping_event.key, event.key)) {
tap_count++;
tapping_event = event;
debug("Tapping: Sequential tap("); debug_hex(tap_count); debug(")\n");
}
process(event);
}
}
// Not in tapping term
else {
if (tapping_event.time) {
if (tapping_event.pressed) {
if (tap_count == 0) {
// Not tap, holding down normal key.
debug("Not tap.\n");
process(tapping_event);
waiting_events_process_in_current_layer();
tap_count = 0;
tapping_event = (keyevent_t){};
process(event);
} else {
// Holding down last tap key.
//debug("Time out with holding last tap.\n");
process(event);
if (!event.pressed && KEYEQ(tapping_event.key, event.key)) {
debug("Tapping: End(Release holding last tap).\n");
// clear after release last tap key
tap_count = 0;
tapping_event = (keyevent_t){};
waiting_events_clear();
}
}
} else {
// time out for sequential tap after complete last tap
debug("Tapping: End(Time out after releasing last tap).\n");
tap_count = 0;
tapping_event = (keyevent_t){};
waiting_events_clear();
process(event);
}
} else {
// Normal state without tapping
if (event.pressed && is_tap_key(event)) {
debug("Tapping: Start(Press tap key).\n");
tapping_event = event;
tap_count = 0;
waiting_events_clear();
} else {
//debug("Normal event(No tapping)\n");
process(event);
}
}
// not real event. event just to handle time out of tapping key.
if (IS_NOEVENT(event)) {
return;
}
/* count up tap when key is up */
// key: d u d u d
// tap: 0 1 1 2 2
// key: u d u d u
// tap: 0 0 1 1 2
if (KEYEQ(event.key, last_event.key) && timer_elapsed(last_event.time) <= TAP_TIME) {
if (!event.pressed) tap_count++;
} else {
tap_count = 0;
}
/* store key events while tapping */
if (IS_TAPPING) {
// TODO: action is needed?
waiting_keys_enqueue(event);
} else {
process(event);
}
/* last event */
last_event = event;
}
static void process(keyevent_t event)
{
if (IS_NOEVENT(event)) { return; }
action_t action = keymap_get_action(current_layer, event.key.pos.row, event.key.pos.col);
debug("action: "); debug_hex16(action.code);
if (event.pressed) debug("[down]\n"); else debug("[up]\n");
@ -198,82 +268,32 @@ static void process(keyevent_t event)
}
break;
case ACT_LMODS_TAP:
if (event.pressed) {
if (tap_count == 0) {
if (host_has_anykey()) {
// This key is a modifier essentially.
// Prioritize mods when key jam or rollover
add_mods(action.key.mods);
} else {
if (IS_TAPPING && KEYEQ(tapping_key.event.key, event.key)) {
// no tapping
add_mods(action.key.mods);
tapping_key = (keyrecord_t){};
} else {
debug("tapping lmods("); debug_hex8(action.key.mods); debug(")\n");
tapping_key = (keyrecord_t){
.event = event,
.action = action,
.mods = host_get_mods()
};
}
}
} else {
// pressed after tapping
debug("tap("); debug_hex(tap_count); debug(")[lmods](register): "); debug_hex8(action.key.code); debug("\n");
register_code(action.key.code);
}
} else {
if (tap_count == 0) {
debug("tap(00)[lmods](del_mods): "); debug_hex8(action.key.mods); debug("\n");
del_mods(action.key.mods);
} else if (tap_count == 1) {
debug("tap(01)[lmods](del_mods/unregister): "); debug_hex8(action.key.mods); debug(" "); debug_hex8(action.key.code); debug("\n");
del_mods(action.key.mods);
unregister_code(action.key.code);
} else {
debug("tap("); debug_hex(tap_count); debug(")[lmods](unregister): "); debug_hex8(action.key.code); debug("\n");
unregister_code(action.key.code);
}
}
break;
case ACT_RMODS_TAP:
if (event.pressed) {
if (tap_count == 0) {
if (host_has_anykey()) {
// This key is a modifier essentially.
// Prioritize mods when key jam or rollover
add_mods(action.key.mods<<4);
} else {
if (IS_TAPPING && KEYEQ(tapping_key.event.key, event.key)) {
// no tapping
add_mods(action.key.mods<<4);
tapping_key = (keyrecord_t){};
{
uint8_t tmp_mods = (action.kind.id == ACT_LMODS_TAP) ? action.key.mods :
action.key.mods<<4;
if (event.pressed) {
if (IS_TAPPING(event.key) && tap_count > 0) {
if (waiting_events_has_anykey_pressed()) {
debug("MODS_TAP: Tap: Cancel: add_mods\n");
tap_count = 0;
add_mods(tmp_mods);
} else {
debug("tapping rmods("); debug_hex8(action.key.mods); debug(")\n");
tapping_key = (keyrecord_t){
.event = event,
.action = action,
.mods = host_get_mods()
};
debug("MODS_TAP: Tap: register_code\n");
register_code(action.key.code);
}
} else {
debug("MODS_TAP: No tap: add_mods\n");
add_mods(tmp_mods);
}
} else {
// pressed after tapping
debug("tap("); debug_hex(tap_count); debug(")[rmods](register): "); debug_hex8(action.key.code); debug("\n");
register_code(action.key.code);
}
} else {
if (tap_count == 0) {
debug("tap(00)[rmods](del_mods): "); debug_hex8(action.key.mods); debug("\n");
del_mods(action.key.mods<<4);
} else if (tap_count == 1) {
debug("tap(01)[rmods](del_mods/unregister): "); debug_hex8(action.key.mods); debug(" "); debug_hex8(action.key.code); debug("\n");
del_mods(action.key.mods<<4);
unregister_code(action.key.code);
} else {
debug("tap("); debug_hex(tap_count); debug(")[rmods](unregister): "); debug_hex8(action.key.code); debug("\n");
unregister_code(action.key.code);
if (IS_TAPPING(event.key) && tap_count > 0) {
debug("MODS_TAP: Tap: unregister_code\n");
unregister_code(action.key.code);
} else {
debug("MODS_TAP: No tap: add_mods\n");
del_mods(tmp_mods);
}
}
}
break;
@ -334,33 +354,20 @@ static void process(keyevent_t event)
default:
// with tap key
if (event.pressed) {
if (tap_count == 0) {
if (host_has_anykey()) {
// This key is a normal key than a leyar key essentially.
// Prioritize 'tap key' when key jam or rollover
register_code(action.layer.code);
} else {
if (IS_TAPPING && KEYEQ(tapping_key.event.key, event.key)) {
layer_switch(action.layer.opt);
tapping_key = (keyrecord_t){};
} else {
debug("tapping layer("); debug_hex8(action.layer.opt); debug(")\n");
tapping_key = (keyrecord_t){
.event = event,
.action = action,
.mods = host_get_mods()
};
}
}
} else if (tap_count > 0) {
// pressed after tapping
debug("tap[layer](register): "); debug_hex(tap_count); debug("\n");
if (IS_TAPPING(event.key) && tap_count > 0) {
debug("LAYER_PRESSED: Tap: register_code\n");
register_code(action.layer.code);
} else {
debug("LAYER_PRESSED: No tap: layer_switch\n");
layer_switch(action.layer.opt);
}
} else {
// released after tapping
debug("tap[layer](unregister): "); debug_hex(tap_count); debug("\n");
unregister_code(action.layer.code);
if (IS_TAPPING(event.key) && tap_count > 0) {
debug("LAYER_PRESSED: Tap: unregister_code\n");
unregister_code(action.layer.code);
} else {
debug("LAYER_PRESSED: No tap: NO ACTION\n");
}
}
break;
}
@ -409,32 +416,23 @@ static void process(keyevent_t event)
}
break;
default:
// TODO: see ACT_LAYER_PRESSED code
// with tap key
if (event.pressed) {
if (tap_count == 0) {
if (host_has_anykey()) {
register_code(action.layer.code);
} else {
tapping_key = (keyrecord_t){
.event = event,
.action = action,
.mods = keyboard_report->mods
};
}
} else if (tap_count > 0) {
debug("tap[layer_bit](register): "); debug_hex(tap_count); debug("\n");
if (IS_TAPPING(event.key) && tap_count > 0) {
debug("LAYER_BIT: Tap: register_code\n");
register_code(action.layer.code);
} else {
debug("LAYER_BIT: No tap: layer_switch(bit on)\n");
layer_switch(current_layer | action.layer.opt);
}
} else {
if (tap_count == 0) {
// no tap
if (IS_TAPPING(event.key) && tap_count > 0) {
debug("LAYER_BIT: Tap: unregister_code\n");
unregister_code(action.layer.code);
} else {
debug("LAYER_BIT: No tap: layer_switch(bit off)\n");
layer_switch(current_layer & ~action.layer.opt);
} else if (tap_count == 1) {
// tap
register_code(action.layer.code);
}
unregister_code(action.layer.code);
}
break;
}

View File

@ -37,7 +37,7 @@ typedef union {
} key_t;
typedef struct {
key_t key;
key_t key;
bool pressed;
uint16_t time;
} keyevent_t;