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qmk-dactyl-manuform-a/keyboards/helix/rev2/keymaps/five_rows/oled_display.c

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/* Copyright 2020 mtei
*
* 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 <stdio.h>
#ifdef CONSOLE_ENABLE
#include "print.h"
#endif
#ifdef SSD1306OLED
#include "ssd1306.h"
#endif
#include <string.h>
#include "layer_number.h"
extern int current_default_layer;
void init_helix_oled(void) {
#ifdef SSD1306OLED
//SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
iota_gfx_init(!has_usb()); // turns on the display
#endif
}
//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
#if defined(SSD1306OLED) || defined(OLED_ENABLE)
# if defined(OLED_ENABLE)
oled_rotation_t oled_init_user(oled_rotation_t rotation) {
if (is_keyboard_master()) {
return OLED_ROTATION_0;
} else {
return OLED_ROTATION_180;
}
}
# else
# define oled_write(data,flag) matrix_write(matrix, data)
# define oled_write_P(data,flag) matrix_write_P(matrix, data)
# endif
# ifdef SSD1306OLED
void matrix_scan_user(void) {
iota_gfx_task(); // this is what updates the display continuously
}
void matrix_update(struct CharacterMatrix *dest,
const struct CharacterMatrix *source) {
if (memcmp(dest->display, source->display, sizeof(dest->display))) {
memcpy(dest->display, source->display, sizeof(dest->display));
dest->dirty = true;
}
}
# endif
static char *sprint_decimal(char *buf, int data) {
if (data > 9) {
buf = sprint_decimal(buf, data/10);
}
*buf++ = "0123456789"[data%10];
*buf = '\0';
return buf;
}
static char *sprint_hex(char *buf, uint32_t data) {
if (data > 0xf) {
buf = sprint_hex(buf, data/0x10);
}
*buf++ = "0123456789abcdef"[data & 0xf];
*buf = '\0';
return buf;
}
char *sprints(char *buf, char *src) {
while (*src) {
*buf++ = *src++;
}
*buf = '\0';
return buf;
}
char *sprintx(char *buf, char *leadstr, uint32_t data) {
buf = sprints(buf, leadstr);
buf = sprint_hex(buf, data);
return buf;
}
char *sprintd(char *buf, char *leadstr, int data) {
buf = sprints(buf, leadstr);
buf = sprint_decimal(buf, data);
return buf;
}
char *sprint2d(char *buf, char *leadstr, int data) {
buf = sprints(buf, leadstr);
if (data > 99) {
return sprint_decimal(buf, data);
}
if (data < 10) {
*buf++ = ' ';
}
return sprint_decimal(buf, data);
}
# ifdef SSD1306OLED
static void render_logo(struct CharacterMatrix *matrix) {
# else
static void render_logo(void) {
# endif
static const char helix_logo[] PROGMEM = {
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(helix_logo, false);
char buf[30];
char *bufp;
# ifdef RGBLIGHT_ENABLE
if (RGBLIGHT_MODES > 1 && rgblight_is_enabled()) {
bufp = sprint2d(buf, " LED ", rgblight_get_mode());
# ifdef DEBUG_MATRIX_SCAN_RATE
bufp = sprintd(bufp, " scan:", get_matrix_scan_rate());
# else
bufp = sprintd(bufp, ": ", rgblight_get_hue()/RGBLIGHT_HUE_STEP);
bufp = sprintd(bufp, ",", rgblight_get_sat()/RGBLIGHT_SAT_STEP);
bufp = sprintd(bufp, ",", rgblight_get_val()/RGBLIGHT_VAL_STEP);
bufp = sprints(bufp, " ");
# endif
oled_write(buf, false);
# ifndef SSD1306OLED
} else {
# ifdef DEBUG_MATRIX_SCAN_RATE
bufp = sprintd(buf, " scan:", get_matrix_scan_rate());
oled_write(buf, false);
# endif
oled_write_P( PSTR("\n"), false);
# endif
}
# else
# ifdef DEBUG_MATRIX_SCAN_RATE
bufp = sprintd(buf, " scan:", get_matrix_scan_rate());
bufp = sprints(bufp, " ");
oled_write(buf, false);
# endif
# endif
}
static const char Qwerty_name[] PROGMEM = " Qwerty";
static const char Colemak_name[] PROGMEM = " Colemak";
static const char Dvorak_name[] PROGMEM = " Dvorak";
static const char Eucalyn_name[] PROGMEM = " Eucalyn";
static const char Keypad_name[] PROGMEM = " Keypad";
static const char AUX_name[] PROGMEM = ":AUX";
static const char KAUX_name[] PROGMEM = ":00";
static const char Padfunc_name[] PROGMEM = ":PadFunc";
static const char Lower_name[] PROGMEM = ":Func";
static const char Raise_name[] PROGMEM = ":Extra";
static const char Adjust_name[] PROGMEM = ":Adjust";
static const char *layer_names[] = {
[_QWERTY] = Qwerty_name,
[_COLEMAK] = Colemak_name,
[_DVORAK] = Dvorak_name,
[_EUCALYN]= Eucalyn_name,
[_KEYPAD] = Keypad_name,
[_AUX] = AUX_name,
[_KAUX] = KAUX_name,
[_LOWER] = Lower_name,
[_RAISE] = Raise_name,
[_PADFUNC]= Padfunc_name,
[_ADJUST] = Adjust_name
};
# ifdef SSD1306OLED
void render_status(struct CharacterMatrix *matrix) {
# else
void render_status(void) {
# endif
// Render to mode icon
static const char os_logo[][2][3] PROGMEM ={{{0x95,0x96,0},{0xb5,0xb6,0}},{{0x97,0x98,0},{0xb7,0xb8,0}}};
if(keymap_config.swap_lalt_lgui==false){
oled_write_P(os_logo[0][0], false);
oled_write_P(PSTR("\n"), false);
oled_write_P(os_logo[0][1], false);
} else {
oled_write_P(os_logo[1][0], false);
oled_write_P(PSTR("\n"), false);
oled_write_P(os_logo[1][1], false);
}
// Define layers here, Have not worked out how to have text displayed for each layer. Copy down the number you see and add a case for it below
int name_num;
uint32_t lstate;
oled_write_P(layer_names[current_default_layer], false);
# ifdef DEBUG_MATRIX_SCAN_RATE
char buf[16];
sprintd(buf, " scan:", get_matrix_scan_rate());
oled_write(buf, false);
# endif
oled_write_P(PSTR("\n"), false);
for (lstate = layer_state, name_num = 0;
lstate && name_num < sizeof(layer_names)/sizeof(char *);
lstate >>=1, name_num++) {
if ((lstate & 1) != 0) {
if (layer_names[name_num]) {
oled_write_P(layer_names[name_num], false);
}
}
}
oled_write_P(PSTR("\n"), false);
// Host Keyboard LED Status
led_t led_state = host_keyboard_led_state();
oled_write_P(led_state.num_lock ? PSTR("NUMLOCK ") : PSTR(" "), false);
oled_write_P(led_state.caps_lock ? PSTR("CAPS ") : PSTR(" "), false);
oled_write_P(led_state.scroll_lock ? PSTR("SCLK ") : PSTR(" "), false);
}
# ifdef SSD1306OLED
# if OLED_UPDATE_INTERVAL > 0
uint16_t oled_update_timeout;
# endif
void iota_gfx_task_user(void) {
struct CharacterMatrix matrix;
# if DEBUG_TO_SCREEN
if (debug_enable) {
return;
}
# endif
#if OLED_UPDATE_INTERVAL > 0
if (timer_elapsed(oled_update_timeout) < OLED_UPDATE_INTERVAL) {
return;
}
oled_update_timeout = timer_read();
#endif
matrix_clear(&matrix);
if (is_keyboard_master()) {
render_status(&matrix);
} else {
render_logo(&matrix);
}
matrix_update(&display, &matrix);
}
# else
bool oled_task_user(void) {
# if DEBUG_TO_SCREEN
if (debug_enable) {
return;
}
# endif
if(is_keyboard_master()){
render_status();
}else{
render_logo();
}
return false;
}
# endif
#endif
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