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// Copyright 2023 Dasky (@daskygit)
// SPDX-License-Identifier: GPL-2.0-or-later
#include "display.h"
#include "graphics/splash.qgf.h"
#include "graphics/reverb.qgf.h"
#include "graphics/robotomono20.qff.h"
#include <stdio.h>
#include <math.h>
static painter_image_handle_t reverb_logo;
static deferred_token display_task_token;
static uint32_t key_pressed_count = 0;
static uint8_t reverb_surface_fb[SURFACE_REQUIRED_BUFFER_BYTE_SIZE(240, 240, 16)];
painter_device_t reverb_surface;
painter_device_t reverb_display;
painter_font_handle_t roboto_font;
uint32_t display_task_callback(uint32_t trigger_time, void *cb_arg) {
display_task_kb();
return 100;
}
void display_init_kb(void) {
reverb_display = qp_gc9a01_make_spi_device(240, 240, DISPLAY_CS, DISPLAY_DC, DISPLAY_RST, 2, 0); // always init display
qp_init(reverb_display, QP_ROTATION_0);
roboto_font = qp_load_font_mem(font_robotomono20);
reverb_surface = qp_make_rgb565_surface(240, 240, reverb_surface_fb);
qp_init(reverb_surface, QP_ROTATION_0);
if (!display_init_user()) {
return;
}
painter_image_handle_t splash_image;
splash_image = qp_load_image_mem(gfx_splash);
reverb_logo = qp_load_image_mem(gfx_reverb);
qp_drawimage(reverb_display, 0, 0, splash_image);
qp_flush(reverb_display);
qp_close_image(splash_image);
display_task_token = defer_exec(2000, display_task_callback, NULL);
}
__attribute__((weak)) bool display_init_user(void) {
return true;
}
void display_task_kb(void) {
if (!display_task_user()) {
return;
}
static bool first_draw = true;
static uint32_t last_timer = 0;
static uint32_t last_wpm = UINT32_MAX;
static uint32_t last_scan_rate = 0;
static uint32_t last_key_pressed_count = UINT32_MAX;
static uint8_t last_hue = 0;
static uint8_t last_sat = 0;
static uint8_t last_val = 0;
bool rgb_redraw = false;
if (first_draw) {
qp_rect(reverb_display, 0, 0, 239, 239, 0, 0, 0, true);
first_draw = false;
}
char buffer[64] = {0};
if (last_hue != rgb_matrix_get_hue() || last_sat != rgb_matrix_get_sat() || last_val != rgb_matrix_get_val()) {
last_hue = rgb_matrix_get_hue();
last_sat = rgb_matrix_get_sat();
last_val = rgb_matrix_get_val();
qp_drawimage_recolor(reverb_surface, 60, 40, reverb_logo, rgb_matrix_get_hue(), rgb_matrix_get_sat(), MAX(rgb_matrix_get_val(), 128), 0, 0, 0);
rgb_redraw = true;
}
if (rgb_redraw || last_scan_rate != get_matrix_scan_rate()) {
snprintf(buffer, sizeof(buffer), "Scan Rate %ld", get_matrix_scan_rate());
int16_t width = qp_textwidth(roboto_font, buffer);
qp_line(reverb_surface, 17, 101, 220, 101, rgb_matrix_get_hue(), rgb_matrix_get_sat(), MAX(rgb_matrix_get_val(), 128));
qp_rect(reverb_surface, 16, 125 - roboto_font->line_height, 221, 125, 0, 0, 0, true);
qp_drawtext_recolor(reverb_surface, (120 - (width / 2)), (125 - roboto_font->line_height), roboto_font, buffer, rgb_matrix_get_hue(), rgb_matrix_get_sat(), MAX(rgb_matrix_get_val(), 128), 0, 0, 0);
qp_line(reverb_surface, 16, 126, 221, 126, rgb_matrix_get_hue(), rgb_matrix_get_sat(), MAX(rgb_matrix_get_val(), 128));
last_scan_rate = get_matrix_scan_rate();
}
if (rgb_redraw || last_key_pressed_count != key_pressed_count) {
snprintf(buffer, sizeof(buffer), "Keys Pressed");
int16_t width = qp_textwidth(roboto_font, buffer);
qp_rect(reverb_surface, 30, 150 - roboto_font->line_height, 209, 150, 0, 0, 0, true);
qp_drawtext_recolor(reverb_surface, (120 - (width / 2)), (150 - roboto_font->line_height), roboto_font, buffer, rgb_matrix_get_hue(), rgb_matrix_get_sat(), MAX(rgb_matrix_get_val(), 128), 0, 0, 0);
snprintf(buffer, sizeof(buffer), "%ld", key_pressed_count);
width = qp_textwidth(roboto_font, buffer);
qp_rect(reverb_surface, 30, 172 - roboto_font->line_height, 173, 172, 0, 0, 0, true);
qp_drawtext_recolor(reverb_surface, (120 - (width / 2)), (172 - roboto_font->line_height), roboto_font, buffer, rgb_matrix_get_hue(), rgb_matrix_get_sat(), MAX(rgb_matrix_get_val(), 128), 0, 0, 0);
qp_line(reverb_surface, 30, 173, 209, 173, rgb_matrix_get_hue(), rgb_matrix_get_sat(), MAX(rgb_matrix_get_val(), 128));
last_key_pressed_count = key_pressed_count;
}
if (rgb_redraw || last_wpm != get_current_wpm()) {
snprintf(buffer, sizeof(buffer), "WPM %d", get_current_wpm());
int16_t width = qp_textwidth(roboto_font, buffer);
qp_rect(reverb_surface, 56, 200 - roboto_font->line_height, 184, 200, 0, 0, 0, true);
qp_drawtext_recolor(reverb_surface, (120 - (width / 2)), (200 - roboto_font->line_height), roboto_font, buffer, rgb_matrix_get_hue(), rgb_matrix_get_sat(), MAX(rgb_matrix_get_val(), 128), 0, 0, 0);
qp_line(reverb_surface, 56, 201, 184, 201, rgb_matrix_get_hue(), rgb_matrix_get_sat(), MAX(rgb_matrix_get_val(), 128));
last_wpm = get_current_wpm();
}
if (rgb_redraw || timer_elapsed(last_timer) >= 1000) {
static uint8_t seconds = 0;
static uint8_t x = 0;
static uint8_t y = 0;
if (x && y) {
qp_circle(reverb_surface, x, y, 4, 0, 0, 0, true);
}
double radians = 0.10471975511966 * seconds;
x = (110 * cos(radians)) + 119;
y = (110 * sin(radians)) + 119;
qp_circle(reverb_surface, x, y, 4, rgb_matrix_get_hue(), rgb_matrix_get_sat(), MAX(rgb_matrix_get_val(), 128), true);
qp_circle(reverb_surface, 119, 119, 105, rgb_matrix_get_hue(), rgb_matrix_get_sat(), MAX(rgb_matrix_get_val(), 128), false);
if (seconds == 59) {
seconds = 0;
} else if (timer_elapsed(last_timer) >= 1000) {
last_timer = timer_read32();
seconds++;
}
}
qp_surface_draw(reverb_surface, reverb_display, 0, 0, rgb_redraw);
}
__attribute__((weak)) bool display_task_user(void) {
return true;
}
void display_key_counter(void) {
if (key_pressed_count == UINT32_MAX) {
key_pressed_count = 0;
}
key_pressed_count++;
}
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