qmk-dactyl-manuform-a/keyboards/splitkb/kyria/keymaps/john-ezra/oled.c

144 lines
4.5 KiB
C

/* Copyright 2021 John Ezra
*
* 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/>.
*/
//Sets up what the OLED screens display.
#include QMK_KEYBOARD_H
int timer = 0;
char wpm_counter[5];
int x = 31;
int currwpm = 0;
int vert_count = 0;
//============= USER CONFIG PARAMS ===============
float max_wpm = 150.0f; //WPM value at the top of the graph window
int graph_refresh_interval = 80; //in milliseconds
int graph_area_fill_interval = 3; //determines how dense the horizontal lines under the graph line are; lower = more dense
int vert_interval = 3; //determines frequency of vertical lines under the graph line
bool vert_line = false; //determines whether to draw vertical lines
int graph_line_thickness = 2; //determines thickness of graph line in pixels
//============= END USER PARAMS ===============
#ifdef OLED_ENABLE
oled_rotation_t oled_init_user(oled_rotation_t rotation) {
return OLED_ROTATION_180;
}
static void render_qmk_logo(void) {
static const char PROGMEM qmk_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(qmk_logo, false);
}
void render_bootmagic_status(void) {
oled_write_P((keymap_config.swap_lctl_lgui) ? PSTR("OS: Windows\n\n") : PSTR("OS: MacOS\n\n"), false);
oled_write_P((keymap_config.nkro) ? PSTR("NKRO ") : PSTR(" "), false);
}
void render_wpm(void) {
//get current WPM value
currwpm = get_current_wpm();
//check if it's been long enough before refreshing graph
if(timer_elapsed(timer) > graph_refresh_interval){
// main calculation to plot graph line
x = 64 - ((currwpm / max_wpm) * 64);
//first draw actual value line
for(int i = 0; i <= graph_line_thickness - 1; i++){
oled_write_pixel(1, x + i, true);
}
//then fill in area below the value line
if(vert_line){
if(vert_count == vert_interval){
vert_count = 0;
while(x <= 64){
oled_write_pixel(1, x, true);
x++;
}
} else {
for(int i = 64; i > x; i--){
if(i % graph_area_fill_interval == 0){
oled_write_pixel(1, i, true);
}
}
vert_count++;
}
} else {
for(int i = 64; i > x; i--){
if(i % graph_area_fill_interval == 0){
oled_write_pixel(1, i, true);
}
}
}
//then move the entire graph one pixel to the right
oled_pan(false);
//refresh the timer for the next iteration
timer = timer_read();
}
//format current WPM value into a printable string
char buf[4];
oled_set_cursor(14, 0);
oled_write("WPM:", false);
buf[0] = currwpm >= 100 ? ((currwpm/100) + '0') : ' ';
buf[1] = currwpm >= 10 ? (((currwpm/10) % 10) + '0') : ' ';
buf[2] = (currwpm % 10) + '0';
buf[3] = 0;
oled_write(buf, false);
}
static void render_status(void) {
// QMK Logo and version information
render_qmk_logo();
oled_write_P(PSTR("Kyria: Rev1.0\n"), false);
// Host Keyboard Layer Status
oled_write_P(PSTR("Layer: "), false);
switch (get_highest_layer(layer_state)) {
case 0:
oled_write_P(PSTR("Default\n"), false);
break;
case 2:
oled_write_P(PSTR("Lower\n"), false);
break;
case 3:
oled_write_P(PSTR("Raise\n"), false);
break;
case 4:
oled_write_P(PSTR("Adjust\n"), false);
break;
default:
oled_write_P(PSTR("Undefined\n"), false);
}
render_bootmagic_status();
// Host Keyboard LED Status
led_t led_state = host_keyboard_led_state();
oled_write_P(led_state.caps_lock ? PSTR("CAPLCK ") : PSTR(" "), false);
}
void oled_task_user(void) {
if (is_keyboard_master()) {
render_status();
} else {
render_wpm();
}
}
#endif