qmk_firmware/users/ericgebhart/extensions/encoders.c

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/*
Copyright 2022 Eric Gebhart <e.a.gebhart@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/>.
*/
#ifdef ENCODER_ENABLE
#include "encoders.h"
#include USERSPACE_H
encoder_action_t encoder_actions[] = {
#include "encoders.def"
};
uint8_t NUM_ENCODER_ACTIONS = sizeof(encoder_actions) / sizeof(encoder_action_t);
bool encoder_update_user(uint8_t index, bool clockwise) {
// do it twice, once for layer actions, once for non layer specific actions.
if (!do_encoder_action(index, clockwise, true)){
do_encoder_action(index, clockwise, false);
}
return false;
}
bool do_encoder_action(uint8_t index, bool clockwise, bool layer_actions) {
uint8_t mods = get_mods();
encoder_action_t *action;
// look for a match.
// on the layer, not on any layer.
// with the mods, or no mods.
for (int i = 0; i < NUM_ENCODER_ACTIONS; ++i) {
action = &encoder_actions[i];
// this encoder, or another.
if (action->index != index)
continue;
// skip non layer specific actions and visa versa
// two pass system, once for layers, again for
// actions without layers.
if (layer_actions){
if (action->layer == LAYER_NONE ||
action->layer != biton32(layer_state)){
continue;
}
}else if (action->layer != LAYER_NONE)
continue;
// no mods, or these mods.
if ((mods && (action->mods == MOD_NONE)) ||
(mods && (mods != action->mods)))
continue;
// found one.
if (clockwise) {
if (action->clockwise != 0) {
tap_code16(action->clockwise);
} else if (action->cw_func != NULL) {
action->cw_func();
}
} else {
if (action->counter_clockwise != 0) {
tap_code16(action->counter_clockwise);
} else if (action->ccw_func != NULL) {
action->ccw_func();
}
}
}
return false;
}
#endif