pimoroni-pico/examples/galactic_unicorn/scroll_text.cpp

69 wiersze
1.7 KiB
C++

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "pico/stdlib.h"
#include "libraries/pico_graphics/pico_graphics.hpp"
#include "galactic_unicorn.hpp"
#include "okcolor.hpp"
using namespace pimoroni;
PicoGraphics_PenRGB888 graphics(53, 11, nullptr);
GalacticUnicorn galactic_unicorn;
std::string message = "Pirate. Monkey. Robot. Ninja.";
int main() {
stdio_init_all();
galactic_unicorn.init();
float scroll = -53.0f;
while(true) {
//uint time_ms = to_ms_since_boot(get_absolute_time());
if(galactic_unicorn.is_pressed(galactic_unicorn.SWITCH_BRIGHTNESS_UP)) {
galactic_unicorn.adjust_brightness(+0.01);
}
if(galactic_unicorn.is_pressed(galactic_unicorn.SWITCH_BRIGHTNESS_DOWN)) {
galactic_unicorn.adjust_brightness(-0.01);
}
int width = graphics.measure_text(message, 1);
scroll += 0.25f;
if(scroll > width) {
scroll = -53.0f;
}
graphics.set_pen(0, 0, 0);
graphics.clear();
ok_color::HSL hsl{scroll / 100.0f, 1.0f, 0.5f};
ok_color::RGB rgb = ok_color::okhsl_to_srgb(hsl);
graphics.set_pen(rgb.r * 255, rgb.g * 255, rgb.b * 255);
graphics.text(message, Point(0 - scroll, 5), -1, 0.55);
/*graphics.text(message, Point(0 - scroll + 1, 5), -1, 0.5);
graphics.text(message, Point(0 - scroll, 5 + 1), -1, 0.5);
graphics.text(message, Point(0 - scroll + 1, 5 + 1), -1, 0.5);*/
/*
for(int x = 0; x < 53; x++) {
for(int y = 0; y < 2; y++) {
float b = sin((x - y * 3 + int(scroll) + 100) / 3.0f);
graphics.set_pen(180 * b, 150 * b, 0);
graphics.pixel(Point(52 - x, y));
graphics.pixel(Point(52 - x, y + 9));
}
}*/
galactic_unicorn.update(&graphics);
sleep_ms(10);
}
return 0;
}