2021-11-01 09:41:24 -07:00

447 lines
12 KiB
C

/*
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/>.
*/
#include "host.h"
#include "report.h"
#include "debug.h"
#include "action_util.h"
#include "action_layer.h"
#include "timer.h"
#include "keycode_config.h"
extern keymap_config_t keymap_config;
static uint8_t real_mods = 0;
static uint8_t weak_mods = 0;
static uint8_t macro_mods = 0;
#ifdef KEY_OVERRIDE_ENABLE
static uint8_t weak_override_mods = 0;
static uint8_t suppressed_mods = 0;
#endif
// TODO: pointer variable is not needed
// report_keyboard_t keyboard_report = {};
report_keyboard_t *keyboard_report = &(report_keyboard_t){};
extern inline void add_key(uint8_t key);
extern inline void del_key(uint8_t key);
extern inline void clear_keys(void);
#ifndef NO_ACTION_ONESHOT
static uint8_t oneshot_mods = 0;
static uint8_t oneshot_locked_mods = 0;
uint8_t get_oneshot_locked_mods(void) { return oneshot_locked_mods; }
void set_oneshot_locked_mods(uint8_t mods) {
if (mods != oneshot_locked_mods) {
oneshot_locked_mods = mods;
oneshot_locked_mods_changed_kb(oneshot_locked_mods);
}
}
void clear_oneshot_locked_mods(void) {
if (oneshot_locked_mods) {
oneshot_locked_mods = 0;
oneshot_locked_mods_changed_kb(oneshot_locked_mods);
}
}
# if (defined(ONESHOT_TIMEOUT) && (ONESHOT_TIMEOUT > 0))
static uint16_t oneshot_time = 0;
bool has_oneshot_mods_timed_out(void) { return TIMER_DIFF_16(timer_read(), oneshot_time) >= ONESHOT_TIMEOUT; }
# else
bool has_oneshot_mods_timed_out(void) { return false; }
# endif
#endif
/* oneshot layer */
#ifndef NO_ACTION_ONESHOT
/** \brief oneshot_layer_data bits
* LLLL LSSS
* where:
* L => are layer bits
* S => oneshot state bits
*/
static int8_t oneshot_layer_data = 0;
inline uint8_t get_oneshot_layer(void) { return oneshot_layer_data >> 3; }
inline uint8_t get_oneshot_layer_state(void) { return oneshot_layer_data & 0b111; }
# ifdef SWAP_HANDS_ENABLE
enum {
SHO_OFF,
SHO_ACTIVE, // Swap hands button was pressed, and we didn't send any swapped keys yet
SHO_PRESSED, // Swap hands button is currently pressed
SHO_USED, // Swap hands button is still pressed, and we already sent swapped keys
} swap_hands_oneshot = SHO_OFF;
# endif
# if (defined(ONESHOT_TIMEOUT) && (ONESHOT_TIMEOUT > 0))
static uint16_t oneshot_layer_time = 0;
inline bool has_oneshot_layer_timed_out() { return TIMER_DIFF_16(timer_read(), oneshot_layer_time) >= ONESHOT_TIMEOUT && !(get_oneshot_layer_state() & ONESHOT_TOGGLED); }
# ifdef SWAP_HANDS_ENABLE
static uint16_t oneshot_swaphands_time = 0;
inline bool has_oneshot_swaphands_timed_out() { return TIMER_DIFF_16(timer_read(), oneshot_swaphands_time) >= ONESHOT_TIMEOUT && (swap_hands_oneshot == SHO_ACTIVE); }
# endif
# endif
# ifdef SWAP_HANDS_ENABLE
void set_oneshot_swaphands(void) {
swap_hands_oneshot = SHO_PRESSED;
swap_hands = true;
# if (defined(ONESHOT_TIMEOUT) && (ONESHOT_TIMEOUT > 0))
oneshot_swaphands_time = timer_read();
if (oneshot_layer_time != 0) {
oneshot_layer_time = oneshot_swaphands_time;
}
# endif
}
void release_oneshot_swaphands(void) {
if (swap_hands_oneshot == SHO_PRESSED) {
swap_hands_oneshot = SHO_ACTIVE;
}
if (swap_hands_oneshot == SHO_USED) {
clear_oneshot_swaphands();
}
}
void use_oneshot_swaphands(void) {
if (swap_hands_oneshot == SHO_PRESSED) {
swap_hands_oneshot = SHO_USED;
}
if (swap_hands_oneshot == SHO_ACTIVE) {
clear_oneshot_swaphands();
}
}
void clear_oneshot_swaphands(void) {
swap_hands_oneshot = SHO_OFF;
swap_hands = false;
# if (defined(ONESHOT_TIMEOUT) && (ONESHOT_TIMEOUT > 0))
oneshot_swaphands_time = 0;
# endif
}
# endif
/** \brief Set oneshot layer
*
* FIXME: needs doc
*/
void set_oneshot_layer(uint8_t layer, uint8_t state) {
if (!keymap_config.oneshot_disable) {
oneshot_layer_data = layer << 3 | state;
layer_on(layer);
# if (defined(ONESHOT_TIMEOUT) && (ONESHOT_TIMEOUT > 0))
oneshot_layer_time = timer_read();
# endif
oneshot_layer_changed_kb(get_oneshot_layer());
} else {
layer_on(layer);
}
}
/** \brief Reset oneshot layer
*
* FIXME: needs doc
*/
void reset_oneshot_layer(void) {
oneshot_layer_data = 0;
# if (defined(ONESHOT_TIMEOUT) && (ONESHOT_TIMEOUT > 0))
oneshot_layer_time = 0;
# endif
oneshot_layer_changed_kb(get_oneshot_layer());
}
/** \brief Clear oneshot layer
*
* FIXME: needs doc
*/
void clear_oneshot_layer_state(oneshot_fullfillment_t state) {
uint8_t start_state = oneshot_layer_data;
oneshot_layer_data &= ~state;
if ((!get_oneshot_layer_state() && start_state != oneshot_layer_data) && !keymap_config.oneshot_disable) {
layer_off(get_oneshot_layer());
reset_oneshot_layer();
}
}
/** \brief Is oneshot layer active
*
* FIXME: needs doc
*/
bool is_oneshot_layer_active(void) { return get_oneshot_layer_state(); }
/** \brief set oneshot
*
* FIXME: needs doc
*/
void oneshot_set(bool active) {
if (keymap_config.oneshot_disable != active) {
keymap_config.oneshot_disable = active;
eeconfig_update_keymap(keymap_config.raw);
clear_oneshot_layer_state(ONESHOT_OTHER_KEY_PRESSED);
dprintf("Oneshot: active: %d\n", active);
}
}
/** \brief toggle oneshot
*
* FIXME: needs doc
*/
void oneshot_toggle(void) { oneshot_set(!keymap_config.oneshot_disable); }
/** \brief enable oneshot
*
* FIXME: needs doc
*/
void oneshot_enable(void) { oneshot_set(true); }
/** \brief disable oneshot
*
* FIXME: needs doc
*/
void oneshot_disable(void) { oneshot_set(false); }
bool is_oneshot_enabled(void) { return keymap_config.oneshot_disable; }
#endif
/** \brief Send keyboard report
*
* FIXME: needs doc
*/
void send_keyboard_report(void) {
keyboard_report->mods = real_mods;
keyboard_report->mods |= weak_mods;
keyboard_report->mods |= macro_mods;
#ifndef NO_ACTION_ONESHOT
if (oneshot_mods) {
# if (defined(ONESHOT_TIMEOUT) && (ONESHOT_TIMEOUT > 0))
if (has_oneshot_mods_timed_out()) {
dprintf("Oneshot: timeout\n");
clear_oneshot_mods();
}
# endif
keyboard_report->mods |= oneshot_mods;
if (has_anykey(keyboard_report)) {
clear_oneshot_mods();
}
}
#endif
#ifdef KEY_OVERRIDE_ENABLE
// These need to be last to be able to properly control key overrides
keyboard_report->mods &= ~suppressed_mods;
keyboard_report->mods |= weak_override_mods;
#endif
host_keyboard_send(keyboard_report);
}
/** \brief Get mods
*
* FIXME: needs doc
*/
uint8_t get_mods(void) { return real_mods; }
/** \brief add mods
*
* FIXME: needs doc
*/
void add_mods(uint8_t mods) { real_mods |= mods; }
/** \brief del mods
*
* FIXME: needs doc
*/
void del_mods(uint8_t mods) { real_mods &= ~mods; }
/** \brief set mods
*
* FIXME: needs doc
*/
void set_mods(uint8_t mods) { real_mods = mods; }
/** \brief clear mods
*
* FIXME: needs doc
*/
void clear_mods(void) { real_mods = 0; }
/** \brief get weak mods
*
* FIXME: needs doc
*/
uint8_t get_weak_mods(void) { return weak_mods; }
/** \brief add weak mods
*
* FIXME: needs doc
*/
void add_weak_mods(uint8_t mods) { weak_mods |= mods; }
/** \brief del weak mods
*
* FIXME: needs doc
*/
void del_weak_mods(uint8_t mods) { weak_mods &= ~mods; }
/** \brief set weak mods
*
* FIXME: needs doc
*/
void set_weak_mods(uint8_t mods) { weak_mods = mods; }
/** \brief clear weak mods
*
* FIXME: needs doc
*/
void clear_weak_mods(void) { weak_mods = 0; }
#ifdef KEY_OVERRIDE_ENABLE
/** \brief set weak mods used by key overrides. DO not call this manually
*/
void set_weak_override_mods(uint8_t mods) { weak_override_mods = mods; }
/** \brief clear weak mods used by key overrides. DO not call this manually
*/
void clear_weak_override_mods(void) { weak_override_mods = 0; }
/** \brief set suppressed mods used by key overrides. DO not call this manually
*/
void set_suppressed_override_mods(uint8_t mods) { suppressed_mods = mods; }
/** \brief clear suppressed mods used by key overrides. DO not call this manually
*/
void clear_suppressed_override_mods(void) { suppressed_mods = 0; }
#endif
/* macro modifier */
/** \brief get macro mods
*
* FIXME: needs doc
*/
uint8_t get_macro_mods(void) { return macro_mods; }
/** \brief add macro mods
*
* FIXME: needs doc
*/
void add_macro_mods(uint8_t mods) { macro_mods |= mods; }
/** \brief del macro mods
*
* FIXME: needs doc
*/
void del_macro_mods(uint8_t mods) { macro_mods &= ~mods; }
/** \brief set macro mods
*
* FIXME: needs doc
*/
void set_macro_mods(uint8_t mods) { macro_mods = mods; }
/** \brief clear macro mods
*
* FIXME: needs doc
*/
void clear_macro_mods(void) { macro_mods = 0; }
#ifndef NO_ACTION_ONESHOT
/** \brief get oneshot mods
*
* FIXME: needs doc
*/
uint8_t get_oneshot_mods(void) { return oneshot_mods; }
void add_oneshot_mods(uint8_t mods) {
if ((oneshot_mods & mods) != mods) {
# if (defined(ONESHOT_TIMEOUT) && (ONESHOT_TIMEOUT > 0))
oneshot_time = timer_read();
# endif
oneshot_mods |= mods;
oneshot_mods_changed_kb(mods);
}
}
void del_oneshot_mods(uint8_t mods) {
if (oneshot_mods & mods) {
oneshot_mods &= ~mods;
# if (defined(ONESHOT_TIMEOUT) && (ONESHOT_TIMEOUT > 0))
oneshot_time = oneshot_mods ? timer_read() : 0;
# endif
oneshot_mods_changed_kb(oneshot_mods);
}
}
/** \brief set oneshot mods
*
* FIXME: needs doc
*/
void set_oneshot_mods(uint8_t mods) {
if (!keymap_config.oneshot_disable) {
if (oneshot_mods != mods) {
# if (defined(ONESHOT_TIMEOUT) && (ONESHOT_TIMEOUT > 0))
oneshot_time = timer_read();
# endif
oneshot_mods = mods;
oneshot_mods_changed_kb(mods);
}
}
}
/** \brief clear oneshot mods
*
* FIXME: needs doc
*/
void clear_oneshot_mods(void) {
if (oneshot_mods) {
oneshot_mods = 0;
# if (defined(ONESHOT_TIMEOUT) && (ONESHOT_TIMEOUT > 0))
oneshot_time = 0;
# endif
oneshot_mods_changed_kb(oneshot_mods);
}
}
#endif
/** \brief Called when the one shot modifiers have been changed.
*
* \param mods Contains the active modifiers active after the change.
*/
__attribute__((weak)) void oneshot_locked_mods_changed_user(uint8_t mods) {}
/** \brief Called when the locked one shot modifiers have been changed.
*
* \param mods Contains the active modifiers active after the change.
*/
__attribute__((weak)) void oneshot_locked_mods_changed_kb(uint8_t mods) { oneshot_locked_mods_changed_user(mods); }
/** \brief Called when the one shot modifiers have been changed.
*
* \param mods Contains the active modifiers active after the change.
*/
__attribute__((weak)) void oneshot_mods_changed_user(uint8_t mods) {}
/** \brief Called when the one shot modifiers have been changed.
*
* \param mods Contains the active modifiers active after the change.
*/
__attribute__((weak)) void oneshot_mods_changed_kb(uint8_t mods) { oneshot_mods_changed_user(mods); }
/** \brief Called when the one shot layers have been changed.
*
* \param layer Contains the layer that is toggled on, or zero when toggled off.
*/
__attribute__((weak)) void oneshot_layer_changed_user(uint8_t layer) {}
/** \brief Called when the one shot layers have been changed.
*
* \param layer Contains the layer that is toggled on, or zero when toggled off.
*/
__attribute__((weak)) void oneshot_layer_changed_kb(uint8_t layer) { oneshot_layer_changed_user(layer); }
/** \brief inspect keyboard state
*
* FIXME: needs doc
*/
uint8_t has_anymod(void) { return bitpop(real_mods); }