qmk_firmware/keyboards/0xcb/1337/keymaps/via/keymap.c

/*
Copyright 2021 0xCB - Conor Burns

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

enum layer_names {
  _HOME,
  _MISC,
  _RGB,
  _BLED
};

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
[_HOME] = LAYOUT(
    KC_MPRV, KC_MNXT, KC_MPLY,
    KC_PGUP, KC_PGDN, TO(3),
    KC_HOME, KC_END,  TO(1)
),
[_MISC] = LAYOUT(
    _______, _______, _______,
    _______, _______, TO(0),
    _______, _______, TO(2)
),
[_RGB] = LAYOUT(
    RGB_HUI, RGB_HUD, RGB_MOD,
    RGB_SAI, RGB_SAD, TO(1),
    RGB_SPI, RGB_SPD, TO(3)
),
[_BLED] = LAYOUT(
    BL_STEP, BL_BRTG, BL_TOGG,
    BL_ON,   BL_OFF,  TO(2),
    BL_INC,  BL_DEC,  TO(0)
)
};


/* rotary encoder (SW3) - add more else if blocks for more granular layer control */
#ifdef ENCODER_ENABLE
void encoder_update_user(uint8_t index, bool clockwise) {
    if (IS_LAYER_ON(_RGB)) {
        if (clockwise) {
            rgblight_increase_val();
        } else {
            rgblight_decrease_val();
        }
    } else if (IS_LAYER_ON(_BLED)) {
        if (clockwise) {
            backlight_increase();
        } else {
            backlight_decrease();
        }
    } else {
        if (clockwise) {
            tap_code(KC_VOLU);
        } else {
            tap_code(KC_VOLD);
        }
    }
}
#endif

/* oled stuff :) */
#ifdef OLED_DRIVER_ENABLE
uint16_t startup_timer;

oled_rotation_t oled_init_user(oled_rotation_t rotation) {
    startup_timer = timer_read();
    return rotation;
}

static void render_logo(void) {
  static const char PROGMEM logo[] = {
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  };

  oled_write_raw_P(logo, sizeof(logo));
}
/* Shows the name of the current layer and locks for the host (CAPS etc.) */
static void render_info(void) {
    oled_write_P(PSTR("Layer: "), false);

    switch (get_highest_layer(layer_state)) {
        case _HOME:
            oled_write_ln_P(PSTR("HOME"), false);
            break;
        case _MISC:
            oled_write_ln_P(PSTR("MISC"), false);
            break;
        case _RGB:
            oled_write_ln_P(PSTR("RGB"), false);
            break;
        case _BLED:
            oled_write_ln_P(PSTR("Backlight"), false);
            break;
        default:
            oled_write_ln_P(PSTR("Undefined"), false);
    }
    led_t led_state = host_keyboard_led_state();
    oled_write_P(led_state.num_lock ? PSTR("NUM ") : PSTR("    "), false);
    oled_write_P(led_state.caps_lock ? PSTR("CAP ") : PSTR("    "), false);
    oled_write_P(led_state.scroll_lock ? PSTR("SCR ") : PSTR("    "), false);
}

void oled_task_user(void) {
    static bool finished_timer = false;
    if ((timer_elapsed(startup_timer) < 3000) && !finished_timer) {
        render_logo();
    } else {
        finished_timer = true;
        render_info();
    }
}
#endif