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qmk_firmware/keyboards/cannonkeys/lib/satisfaction75/satisfaction_oled.c

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// Copyright 2023 Andrew Kannan
// SPDX-License-Identifier: GPL-2.0-or-later
#include "satisfaction_core.h"
#include "action_layer.h"
#include "action_util.h"
#include "timer.h"
#include "matrix.h"
#include "led.h"
#include "host.h"
#include "oled_driver.h"
#include "progmem.h"
#include <stdio.h>
void draw_default(void);
void draw_clock(void);
#ifdef OLED_ENABLE
oled_rotation_t oled_init_kb(oled_rotation_t rotation) { return OLED_ROTATION_0; }
bool oled_task_kb(void) {
if (!oled_task_user()) { return false; }
if (!oled_task_needs_to_repaint()) {
return false;
}
oled_clear();
if (clock_set_mode) {
draw_clock();
return false;
}
switch (oled_mode) {
default:
case OLED_DEFAULT:
draw_default();
break;
case OLED_TIME:
draw_clock();
break;
}
return false;
}
// Request a repaint of the OLED image without resetting the OLED sleep timer.
// Used for things like clock updates that should not keep the OLED turned on
// if there is no other activity.
void oled_request_repaint(void) {
if (is_oled_on()) {
oled_repaint_requested = true;
}
}
// Request a repaint of the OLED image and reset the OLED sleep timer.
// Needs to be called after any activity that should keep the OLED turned on.
void oled_request_wakeup(void) {
oled_wakeup_requested = true;
}
// Check whether oled_task_user() needs to repaint the OLED image. This
// function should be called at the start of oled_task_user(); it also handles
// the OLED sleep timer and the OLED_OFF mode.
bool oled_task_needs_to_repaint(void) {
// In the OLED_OFF mode the OLED is kept turned off; any wakeup requests
// are ignored.
if ((oled_mode == OLED_OFF) && !clock_set_mode) {
oled_wakeup_requested = false;
oled_repaint_requested = false;
oled_off();
return false;
}
// If OLED wakeup was requested, reset the sleep timer and do a repaint.
if (oled_wakeup_requested) {
oled_wakeup_requested = false;
oled_repaint_requested = false;
oled_sleep_timer = timer_read32() + CUSTOM_OLED_TIMEOUT;
oled_on();
return true;
}
// If OLED repaint was requested, just do a repaint without touching the
// sleep timer.
if (oled_repaint_requested) {
oled_repaint_requested = false;
return true;
}
// If the OLED is currently off, skip the repaint (which would turn the
// OLED on if the image is changed in any way).
if (!is_oled_on()) {
return false;
}
// If the sleep timer has expired while the OLED was on, turn the OLED off.
if (timer_expired32(timer_read32(), oled_sleep_timer)) {
oled_off();
return false;
}
// Always perform a repaint if the OLED is currently on. (This can
// potentially be optimized to avoid unneeded repaints if all possible
// state changes are covered by oled_request_repaint() or
// oled_request_wakeup(), but then any missed calls to these functions
// would result in displaying a stale image.)
return true;
}
static void draw_line_h(uint8_t x, uint8_t y, uint8_t len) {
for (uint8_t i = 0; i < len; i++) {
oled_write_pixel(i + x, y, true);
}
}
static void draw_line_v(uint8_t x, uint8_t y, uint8_t len) {
for (uint8_t i = 0; i < len; i++) {
oled_write_pixel(x, i + y, true);
}
}
static char* get_enc_mode(void) {
switch (encoder_mode) {
default:
case ENC_MODE_VOLUME:
return "VOL";
case ENC_MODE_MEDIA:
return "MED";
case ENC_MODE_SCROLL:
return "SCR";
case ENC_MODE_BRIGHTNESS:
return "BRT";
case ENC_MODE_BACKLIGHT:
return "BKL";
case ENC_MODE_CLOCK_SET:
return "CLK";
case ENC_MODE_CUSTOM0:
return "CS0";
case ENC_MODE_CUSTOM1:
return "CS1";
case ENC_MODE_CUSTOM2:
return "CS2";
}
}
static char* get_time(void) {
uint8_t hour = last_minute / 60;
uint16_t minute = last_minute % 60;
if (encoder_mode == ENC_MODE_CLOCK_SET) {
hour = hour_config;
minute = minute_config;
}
bool is_pm = (hour / 12) > 0;
hour = hour % 12;
if (hour == 0) {
hour = 12;
}
static char time_str[8] = "";
snprintf(time_str, sizeof(time_str), "%02hhu:%02hu%s", hour, minute, is_pm ? "pm" : "am");
return time_str;
}
static char* get_date(void) {
int16_t year = last_timespec.year + 1980;
int8_t month = last_timespec.month;
int8_t day = last_timespec.day;
if (encoder_mode == ENC_MODE_CLOCK_SET) {
year = year_config + 1980;
month = month_config;
day = day_config;
}
static char date_str[11] = "";
snprintf(date_str, sizeof(date_str), "%04hd-%02hhd-%02hhd", year, month, day);
return date_str;
}
void draw_default(void) {
oled_write_P(PSTR("LAYER "), false);
oled_write_char(get_highest_layer(layer_state) + 0x30, true);
oled_write_P(PSTR(" ENC "), false);
oled_write(get_enc_mode(), true);
led_t led_state = host_keyboard_led_state();
oled_set_cursor(18, 0);
oled_write_P(PSTR("CAP"), led_state.caps_lock);
oled_set_cursor(18, 1);
oled_write_P(PSTR("SCR"), led_state.scroll_lock);
uint8_t mod_state = get_mods();
oled_set_cursor(6, 3);
oled_write_P(PSTR("S"), mod_state & MOD_MASK_SHIFT);
oled_advance_char();
oled_write_P(PSTR("C"), mod_state & MOD_MASK_CTRL);
oled_advance_char();
oled_write_P(PSTR("A"), mod_state & MOD_MASK_ALT);
oled_advance_char();
oled_write_P(PSTR("G"), mod_state & MOD_MASK_GUI);
oled_advance_char();
oled_write(get_time(), false);
/* Matrix display is 12 x 12 pixels */
#define MATRIX_DISPLAY_X 0
#define MATRIX_DISPLAY_Y 18
// matrix
for (uint8_t x = 0; x < MATRIX_ROWS; x++) {
for (uint8_t y = 0; y < MATRIX_COLS; y++) {
bool on = (matrix_get_row(x) & (1 << y)) > 0;
oled_write_pixel(MATRIX_DISPLAY_X + y + 2, MATRIX_DISPLAY_Y + x + 2, on);
}
}
// outline
draw_line_h(MATRIX_DISPLAY_X, MATRIX_DISPLAY_Y, 19);
draw_line_h(MATRIX_DISPLAY_X, MATRIX_DISPLAY_Y + 9, 19);
draw_line_v(MATRIX_DISPLAY_X, MATRIX_DISPLAY_Y, 9);
draw_line_v(MATRIX_DISPLAY_X + 19, MATRIX_DISPLAY_Y, 9);
// oled location
draw_line_h(MATRIX_DISPLAY_X + 14, MATRIX_DISPLAY_Y + 2, 3);
// bodge extra lines for invert layer and enc mode
draw_line_v(35, 0, 8);
draw_line_v(71, 0, 8);
}
void draw_clock(void) {
oled_set_cursor(0, 0);
oled_write(get_date(), false);
oled_set_cursor(0, 2);
oled_write(get_time(), false);
oled_set_cursor(12, 0);
oled_write_P(PSTR(" ENC "), false);
oled_write(get_enc_mode(), true);
oled_set_cursor(13, 1);
oled_write_P(PSTR("LAYER "), false);
oled_write_char(get_highest_layer(layer_state) + 0x30, true);
led_t led_state = host_keyboard_led_state();
oled_set_cursor(15, 3);
oled_write_P(PSTR("CAPS"), led_state.caps_lock);
if (clock_set_mode) {
switch (time_config_idx) {
case 0: // hour
default:
draw_line_h(0, 25, 10);
break;
case 1: // minute
draw_line_h(18, 25, 10);
break;
case 2: // year
draw_line_h(0, 9, 24);
break;
case 3: // month
draw_line_h(30, 9, 10);
break;
case 4: // day
draw_line_h(48, 9, 10);
break;
}
}
// bodge extra lines for invert layer and enc mode
draw_line_v(101, 0, 8);
draw_line_v(113, 8, 8);
}
#else
void oled_request_repaint(void){
}
void oled_request_wakeup(void){
}
#endif