summaryrefslogtreecommitdiffstats
path: root/keyboards/nullbitsco/nibble/keymaps/oled_bongocat/keymap.c
blob: d1ddd3bcb4976f3c159beaf21ea441d3821a3612 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
/* Copyright 2021 Jonathan Law, Jay Greco
 *
 * 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/>.
 *
 * Original: j-inc's kyria keymap
 */
#include QMK_KEYBOARD_H
#include "animation_frames.h"
#include <stdio.h>


enum layer_names {
  _MA,
  _FN
};

enum custom_keycodes {
    KC_CUST = SAFE_RANGE,
};

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  [_MA] = LAYOUT_ansi(
            KC_ESC,  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_F13, 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_F14, 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_PGUP,
    KC_F15, 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_PGDN,
    KC_F16, KC_LCTL, KC_LGUI, KC_LALT,                   KC_SPC,                    MO(_FN), KC_RALT, KC_RCTL, KC_LEFT,          KC_DOWN, KC_RGHT
  ),
  [_FN] = LAYOUT_ansi(
               RESET,   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_END,
    RGB_TOG, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,
    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,
    _______, _______, _______, _______,                   _______,                   _______, _______, _______, _______,          _______, _______
  ),

};

bool encoder_update_user(uint8_t index, bool clockwise) {
    if (clockwise) {
        tap_code(KC_VOLU);
    } else {
        tap_code(KC_VOLD);
    }
    return true;
}

#ifdef OLED_DRIVER_ENABLE
#define IDLE_FRAME_DURATION 200 // Idle animation iteration rate in ms

oled_rotation_t oled_init_user(oled_rotation_t rotation) { return OLED_ROTATION_90; }

uint32_t anim_timer         = 0;
uint32_t anim_sleep         = 0;
uint8_t  current_idle_frame = 0;

char wpm_str[10];
bool tap_anim        = false;
bool tap_anim_toggle = false;


// Decompress and write a precompressed bitmap frame to the OLED.
// Documentation and python compression script available at:
// https://github.com/nullbitsco/squeez-o
#ifdef USE_OLED_BITMAP_COMPRESSION
static void oled_write_compressed_P(const char* input_block_map, const char* input_block_list) {
    uint16_t block_index = 0;
    for (uint16_t i=0; i<NUM_OLED_BYTES; i++) {
        uint8_t bit = i%8;
        uint8_t map_index = i/8;
        uint8_t _block_map = (uint8_t)pgm_read_byte_near(input_block_map + map_index);
        uint8_t nonzero_byte = (_block_map & (1 << bit));
        if (nonzero_byte) {
            const char data = (const char)pgm_read_byte_near(input_block_list + block_index++);
            oled_write_raw_byte(data, i);
        } else {
            const char data = (const char)0x00;
            oled_write_raw_byte(data, i);
        }
    }
}
#endif

static void render_anim(void) {
    // Idle animation
    void animation_phase(void) {
        if (!tap_anim) {
            current_idle_frame = (current_idle_frame + 1) % NUM_IDLE_FRAMES;
            uint8_t idx = abs((NUM_IDLE_FRAMES - 1) - current_idle_frame);
            #ifdef USE_OLED_BITMAP_COMPRESSION
            oled_write_compressed_P(idle_block_map[idx], idle_frames[idx]);
            #else
            oled_write_raw_P(idle_frames[idx], NUM_OLED_BYTES);
            #endif
        }
    }

    // Idle behaviour
    if (get_current_wpm() != 000) {  // prevent sleep
        oled_on();
        if (timer_elapsed32(anim_timer) > IDLE_FRAME_DURATION) {
            anim_timer = timer_read32();
            animation_phase();
        }
        anim_sleep = timer_read32();
    } else {  // Turn off screen when timer threshold elapsed or reset time since last input
        if (timer_elapsed32(anim_sleep) > OLED_TIMEOUT) {
            oled_off();
        } else {
            if (timer_elapsed32(anim_timer) > IDLE_FRAME_DURATION) {
                anim_timer = timer_read32();
                animation_phase();
            }
        }
    }
}

// Animate tap
bool process_record_user(uint16_t keycode, keyrecord_t *record) {
    // Check if non-mod
    if ((keycode >= KC_A && keycode <= KC_0) || (keycode >= KC_TAB && keycode <= KC_SLASH)) {
        if (record->event.pressed) {
            // Display tap frames
            tap_anim_toggle = !tap_anim_toggle;
            #ifdef USE_OLED_BITMAP_COMPRESSION
            oled_write_compressed_P(tap_block_map[tap_anim_toggle], tap_frames[tap_anim_toggle]);
            #else
            oled_write_raw_P(tap_frames[tap_anim_toggle], NUM_OLED_BYTES);
            #endif
        }
    }
    return true;
}

void oled_task_user(void) {
    render_anim();
    oled_set_cursor(0, 14);
    sprintf(wpm_str, ">%04d", get_current_wpm());
    oled_write_ln(wpm_str, false);
}
#endif