qmk_firmware

QMK firmware for my keyboards (Corne, Sweep Ferris) and trackball (Ploopy Adept)
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hid_display.c (7749B)


      1 // Copyright 2023 zzeneg (@zzeneg)
      2 // SPDX-License-Identifier: GPL-2.0-or-later
      3 
      4 #include "hid_display.h"
      5 #include "display.h"
      6 #include "raw_hid.h"
      7 #include "lvgl_helpers.h"
      8 
      9 uint16_t home_screen_timer = 0;
     10 
     11 /* screens */
     12 static lv_obj_t *screen_home;
     13 static lv_obj_t *screen_volume;
     14 static lv_obj_t *screen_media;
     15 
     16 /* home screen content */
     17 static lv_obj_t *label_time;
     18 static lv_obj_t *label_volume_home;
     19 static lv_obj_t *label_shift;
     20 static lv_obj_t *label_ctrl;
     21 static lv_obj_t *label_alt;
     22 static lv_obj_t *label_gui;
     23 static lv_obj_t *label_layer;
     24 static lv_obj_t *label_caps;
     25 #ifdef CAPS_WORD_ENABLE
     26 static lv_obj_t *label_caps_word;
     27 #endif
     28 static lv_obj_t *label_layout;
     29 
     30 /* volume screen content */
     31 static lv_obj_t *arc_volume;
     32 static lv_obj_t *label_volume_arc;
     33 
     34 /* media screen content */
     35 static lv_obj_t *label_media_artist;
     36 static lv_obj_t *label_media_title;
     37 
     38 enum layout { _EN = 0, _RU };
     39 void set_layout_label(uint8_t layout) {
     40     switch (layout) {
     41         case _EN:
     42             lv_label_set_text(label_layout, "EN");
     43             break;
     44 
     45         case _RU:
     46             lv_label_set_text(label_layout, "RU");
     47             break;
     48     }
     49 }
     50 
     51 void read_string(uint8_t *data, char *string_data) {
     52     uint8_t data_length = data[1];
     53     memcpy(string_data, data + 2, data_length);
     54     string_data[data_length] = '\0';
     55 }
     56 
     57 void start_home_screen_timer(void) {
     58     dprint("start_home_screen_timer\n");
     59     home_screen_timer = timer_read();
     60 }
     61 
     62 void init_screen_home_custom(void) {
     63     screen_home = lv_scr_act();
     64     lv_obj_add_style(screen_home, &style_screen, 0);
     65     use_flex_column(screen_home);
     66 
     67     label_volume_home = lv_label_create(screen_home);
     68     lv_label_set_text(label_volume_home, "");
     69 
     70     lv_obj_t *mods = lv_obj_create(screen_home);
     71     lv_obj_add_style(mods, &style_container, 0);
     72     use_flex_row(mods);
     73 
     74     label_gui   = create_button(mods, "GUI", &style_button, &style_button_active);
     75     label_alt   = create_button(mods, "ALT", &style_button, &style_button_active);
     76     label_ctrl  = create_button(mods, "CTL", &style_button, &style_button_active);
     77     label_shift = create_button(mods, "SFT", &style_button, &style_button_active);
     78 
     79     label_time = lv_label_create(screen_home);
     80     lv_label_set_text(label_time, "00:00");
     81     lv_obj_set_style_text_font(label_time, &lv_font_montserrat_48, LV_PART_MAIN);
     82 
     83     lv_obj_t *caps = lv_obj_create(screen_home);
     84     lv_obj_add_style(caps, &style_container, 0);
     85     use_flex_row(caps);
     86 
     87     label_caps = create_button(caps, "CAPS", &style_button, &style_button_active);
     88 #ifdef CAPS_WORD_ENABLE
     89     label_caps_word = create_button(caps, "CAPS WORD", &style_button, &style_button_active);
     90 #endif
     91 
     92     lv_obj_t *bottom_row = lv_obj_create(screen_home);
     93     lv_obj_add_style(bottom_row, &style_container, 0);
     94 
     95     label_layer = lv_label_create(bottom_row);
     96     lv_label_set_text(label_layer, "");
     97     lv_obj_align(label_layer, LV_ALIGN_LEFT_MID, 10, 0);
     98     display_process_layer_state(0);
     99 
    100     label_layout = lv_label_create(bottom_row);
    101     lv_label_set_text(label_layout, "");
    102     lv_obj_align(label_layout, LV_ALIGN_RIGHT_MID, -10, 0);
    103     set_layout_label(0);
    104 }
    105 
    106 void init_screen_volume(void) {
    107     screen_volume = lv_obj_create(NULL);
    108     lv_obj_add_style(screen_volume, &style_screen, 0);
    109 
    110     arc_volume = lv_arc_create(screen_volume);
    111     lv_obj_set_size(arc_volume, 200, 200);
    112     lv_obj_center(arc_volume);
    113 
    114     label_volume_arc = lv_label_create(screen_volume);
    115     lv_label_set_text(label_volume_arc, "00");
    116     lv_obj_set_style_text_font(label_volume_arc, &lv_font_montserrat_48, LV_PART_MAIN);
    117     lv_obj_center(label_volume_arc);
    118 
    119     lv_obj_t *volume_text_label = lv_label_create(screen_volume);
    120     lv_label_set_text(volume_text_label, "Volume");
    121     lv_obj_align(volume_text_label, LV_ALIGN_BOTTOM_MID, 0, -10);
    122 }
    123 
    124 void init_screen_media(void) {
    125     screen_media = lv_obj_create(NULL);
    126     lv_obj_add_style(screen_media, &style_screen, 0);
    127     use_flex_column(screen_media);
    128     lv_obj_set_flex_align(screen_media, LV_FLEX_ALIGN_SPACE_EVENLY, LV_FLEX_ALIGN_CENTER, LV_FLEX_ALIGN_CENTER);
    129 
    130     label_media_artist = lv_label_create(screen_media);
    131     lv_label_set_text(label_media_artist, "N/A");
    132     lv_label_set_long_mode(label_media_artist, LV_LABEL_LONG_WRAP);
    133     lv_obj_set_width(label_media_artist, lv_pct(90));
    134     lv_obj_set_style_text_align(label_media_artist, LV_TEXT_ALIGN_CENTER, 0);
    135 
    136     label_media_title = lv_label_create(screen_media);
    137     lv_label_set_text(label_media_title, "N/A");
    138     lv_label_set_long_mode(label_media_title, LV_LABEL_LONG_WRAP);
    139     lv_obj_set_width(label_media_title, lv_pct(90));
    140     lv_obj_set_style_text_align(label_media_title, LV_TEXT_ALIGN_CENTER, 0);
    141 }
    142 
    143 bool display_init_user(void) {
    144     init_screen_home_custom();
    145     init_screen_volume();
    146     init_screen_media();
    147 
    148     return false;
    149 }
    150 
    151 void display_process_raw_hid_data(uint8_t *data, uint8_t length) {
    152     uint8_t data_type = data[0];
    153     char    string_data[length - 2];
    154     dprintf("display_process_raw_hid_data - received data_type %u \n", data_type);
    155     switch (data_type) {
    156         case _TIME:
    157             dprintf("time %02d:%02d\n", data[1], data[2]);
    158             lv_label_set_text_fmt(label_time, "%02d:%02d", data[1], data[2]);
    159             break;
    160 
    161         case _VOLUME:
    162             dprintf("volume %d\n", data[1]);
    163             lv_label_set_text_fmt(label_volume_home, "Volume: %02d%%", data[1]);
    164             lv_label_set_text_fmt(label_volume_arc, "%02d", data[1]);
    165             lv_arc_set_value(arc_volume, data[1]);
    166             lv_scr_load(screen_volume);
    167             start_home_screen_timer();
    168             break;
    169 
    170         case _LAYOUT:
    171             dprintf("layout %d\n", data[1]);
    172             set_layout_label(data[1]);
    173             break;
    174 
    175         case _MEDIA_ARTIST:
    176             read_string(data, string_data);
    177             dprintf("media artist %s\n", string_data);
    178             lv_label_set_text(label_media_artist, string_data);
    179             lv_scr_load(screen_media);
    180             start_home_screen_timer();
    181             break;
    182 
    183         case _MEDIA_TITLE:
    184             read_string(data, string_data);
    185             dprintf("media title %s\n", string_data);
    186             lv_label_set_text(label_media_title, string_data);
    187             lv_scr_load(screen_media);
    188             start_home_screen_timer();
    189             break;
    190     }
    191 }
    192 
    193 void display_process_layer_state(uint8_t layer) {
    194     switch (layer) {
    195         case _QWERTY:
    196             lv_label_set_text(label_layer, "QWERTY");
    197             break;
    198         case _GAME:
    199             lv_label_set_text(label_layer, "GAME");
    200             break;
    201         case _NAV:
    202             lv_label_set_text(label_layer, "NAV");
    203             break;
    204         case _NUMBER:
    205             lv_label_set_text(label_layer, "NUMBER");
    206             break;
    207         case _SYMBOL:
    208             lv_label_set_text(label_layer, "SYMBOL");
    209             break;
    210         case _FUNC:
    211             lv_label_set_text(label_layer, "FUNC");
    212             break;
    213         case _SYS:
    214             lv_label_set_text(label_layer, "SYSTEM");
    215             break;
    216     }
    217 }
    218 
    219 void display_housekeeping_task(void) {
    220     if (home_screen_timer && timer_elapsed(home_screen_timer) > 5000) {
    221         home_screen_timer = 0;
    222         lv_scr_load(screen_home);
    223     }
    224 
    225     toggle_state(label_shift, LV_STATE_PRESSED, MODS_SHIFT);
    226     toggle_state(label_ctrl, LV_STATE_PRESSED, MODS_CTRL);
    227     toggle_state(label_alt, LV_STATE_PRESSED, MODS_ALT);
    228     toggle_state(label_gui, LV_STATE_PRESSED, MODS_GUI);
    229 }
    230 
    231 void display_process_caps(bool active) {
    232     toggle_state(label_caps, LV_STATE_PRESSED, active);
    233 }
    234 
    235 #ifdef CAPS_WORD_ENABLE
    236 void display_process_caps_word(bool active) {
    237     dprint("display_process_caps_word\n");
    238     toggle_state(label_caps_word, LV_STATE_PRESSED, active);
    239 }
    240 #endif