keychron_qmk_firmware/keyboards/crkbd/keymaps/julian_turner/oled.c

/* Copyright 2022 Julian Turner
 *
 * 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
#include "layers.h"


oled_rotation_t oled_init_user(oled_rotation_t rotation) {
    if (!is_keyboard_master()) {
        return OLED_ROTATION_180; // flips the display 180 degrees if offhand
    }
    return rotation;
}

void oled_render_layer_state(void) {
    oled_write_P(PSTR("layer: "), false);
    switch (get_highest_layer(layer_state | default_layer_state)) {
        case _QWERTZ:
            oled_write_ln_P(PSTR("QWERTZ"), false);
            break;
        case _SYMBOL:
            oled_write_ln_P(PSTR("SYMBOL"), false);
            break;
        case _NUMBER:
            oled_write_ln_P(PSTR("NUMBER"), false);
            break;
        default:
            oled_write_ln_P(PSTR("unknown"), false);
            break;
    }
}

void render_bootmagic_status(bool status) {
    /* Show Ctrl-Gui Swap options */
    static const char PROGMEM logo[][2][3] = {
        {{0x97, 0x98, 0}, {0xb7, 0xb8, 0}},
        {{0x95, 0x96, 0}, {0xb5, 0xb6, 0}},
    };
    if (status) {
        oled_write_ln_P(logo[0][0], false);
        oled_write_ln_P(logo[0][1], false);
    } else {
        oled_write_ln_P(logo[1][0], false);
        oled_write_ln_P(logo[1][1], false);
    }
}

void oled_render_logo(void) {
    static const char PROGMEM crkbd_logo[] = {0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, 0x90, 0x91, 0x92, 0x93, 0x94, 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, 0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0};
    oled_write_P(crkbd_logo, false);
}

bool oled_task_user(void) {
    if (is_keyboard_master()) {
        oled_render_layer_state();
        oled_write_P(PSTR("WPM: "), false);
        oled_write(get_u8_str(get_current_wpm(), ' '), false);
    } else {
        oled_render_logo();
    }
    return false;
}