qmk_firmware/keyboards/tkc/portico75/keymaps/via/keymap.c

/*
Copyright 2021 Terry Mathews

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 QMK_KEYBOARD_H

#define ENCODERS 1

#define ENCODERS_CW_KEY { { 14, 3 }  }
#define ENCODERS_CCW_KEY  { { 14, 4 } }

static uint8_t  encoder_state[ENCODERS] = {0};
static keypos_t encoder_cw[ENCODERS]    = ENCODERS_CW_KEY;
static keypos_t encoder_ccw[ENCODERS]   = ENCODERS_CCW_KEY;

//  WT RGB-specific keys:
//  EF_INC, EF_DEC,   // next/previous backlight effect
//  H1_INC, H1_DEC,   // Color 1 hue increase/decrease
//  S1_INC, S1_DEC,   // Color 1 saturation increase/decrease
//  H2_INC, H2_DEC,   // Color 2 hue increase/decrease
//  S2_INC, S2_DEC,   // Color 2 saturation increase/decrease
//  BR_INC, BR_DEC,   // backlight brightness increase/decrease

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
    [0] = LAYOUT_75_via(
        KC_ESC,    KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,  KC_F10,  KC_F11,  KC_F12, KC_PSCR, KC_MUTE,
        KC_GRV,     KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0, KC_MINS,  KC_EQL, KC_BSPC, KC_HOME,
        KC_TAB,     KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P, KC_LBRC, KC_RBRC, KC_BSLS, KC_DEL,
        KC_CAPS,    KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L, KC_SCLN, KC_QUOT,  KC_ENT,          KC_VOLD,
        KC_LSFT, 	KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M, KC_COMM,  KC_DOT, KC_SLSH, KC_RSFT,   KC_UP,          KC_VOLU,
        KC_LCTL, KC_LGUI, KC_LALT,                    KC_SPC,                            KC_RALT,   MO(1), KC_LEFT, KC_DOWN, KC_RGHT
    ),
#ifdef RGB_BACKLIGHT_PORTICO75
    [1] = LAYOUT_75_via(
        _______,  EF_INC,  EF_DEC,  H1_INC,  H1_DEC,  S1_INC,  S1_DEC,  H2_INC,  H2_DEC,  S2_INC,  S2_DEC,  BR_INC,  BR_DEC, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______,                   _______,                            _______,   MO(1), _______, _______, _______
    ),
#else
    [1] = LAYOUT_75_via(
        _______, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, RGB_VAI, RGB_VAD, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______,                   _______,                            _______,   MO(1), _______, _______, _______
    ),
#endif
    [2] = LAYOUT_75_via(
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______,                   _______,                            _______, _______, _______, _______, _______
    ),
    [3] = LAYOUT_75_via(
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,
        _______, _______, _______,                   _______,                            _______, _______, _______, _______, _______
    )
};

void encoder_action_unregister(void) {
    for (int index = 0; index < ENCODERS; ++index) {
        if (encoder_state[index]) {
            keyevent_t encoder_event = (keyevent_t) {
                .key = encoder_state[index] >> 1 ? encoder_cw[index] : encoder_ccw[index],
                .pressed = false,
                .time = (timer_read() | 1)
            };
            encoder_state[index] = 0;
            action_exec(encoder_event);
        }
    }
}

void encoder_action_register(uint8_t index, bool clockwise) {
    keyevent_t encoder_event = (keyevent_t){.key = clockwise ? encoder_cw[index] : encoder_ccw[index], .pressed = true, .time = (timer_read() | 1)};
    encoder_state[index]     = (clockwise ^ 1) | (clockwise << 1);
    action_exec(encoder_event);
}

void matrix_scan_user(void) { encoder_action_unregister(); }

bool encoder_update_user(uint8_t index, bool clockwise) {
    encoder_action_register(index, clockwise);
    return false;
};