119 lines
2.9 KiB
Rust
119 lines
2.9 KiB
Rust
#![no_std]
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#![no_main]
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use cstr_core::{cstr, CStr};
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use kos::{
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graphics::{display_message, Color, Dot, Size},
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input::fetch_key,
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threads::{exit, fetch_event, Event},
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windows::{
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define_button, define_window, end_window_draw, get_button_id, invert_pixel,
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start_window_draw, WindowKind, WindowParams, CLOSE_BUTTON,
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},
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};
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const HEADER: &CStr = cstr!("Dark Mode Demo");
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const TEXT: [&CStr; 6] = [
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cstr!("Lorem ipsum dolor sit amet,"),
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cstr!("semper et rutrum placerat,"),
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cstr!("Integer sed diam commodo quam varius"),
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cstr!("Sed finibus urna sit amet felis"),
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cstr!("vestibulum elementum. Maecenas at feugiat lacus"),
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cstr!("tristique et sit amet tortor."),
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];
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const BTN: u32 = 42;
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const WINDOW_SIZE: Size = Size {
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width: 400,
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height: 400,
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};
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extern crate alloc;
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fn draw_window(invert: bool) {
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start_window_draw();
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define_window(
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Dot { x: 50, y: 50 },
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WINDOW_SIZE,
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WindowParams {
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color: Color::rgb(0xff, 0xff, 0xff),
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kind: WindowKind::FixedThemed,
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title: Some(HEADER),
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},
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);
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display_message(Dot { x: 10, y: 10 }, Color::rgb(0, 0, 0), TEXT[0], None);
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display_message(Dot { x: 10, y: 50 }, Color::rgb(0, 0, 0), TEXT[1], None);
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display_message(Dot { x: 10, y: 90 }, Color::rgb(0, 0, 0), TEXT[2], None);
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display_message(Dot { x: 10, y: 130 }, Color::rgb(0, 0, 0), TEXT[3], None);
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display_message(Dot { x: 10, y: 170 }, Color::rgb(0, 0, 0), TEXT[4], None);
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display_message(Dot { x: 10, y: 210 }, Color::rgb(0, 0, 0), TEXT[5], None);
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define_button(
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Dot { x: 10, y: 300 },
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Size {
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width: 100,
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height: 30,
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},
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BTN,
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true,
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true,
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Some(Color::rgb(147, 112, 219)),
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);
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display_message(
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Dot { x: 20, y: 310 },
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Color::rgb(255, 255, 255),
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if invert {
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cstr!("Light mode")
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} else {
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cstr!("Dark mode")
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},
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None,
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);
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if invert {
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for x in 0..WINDOW_SIZE.width {
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for y in 0..WINDOW_SIZE.height {
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invert_pixel(Dot { x, y })
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}
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}
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}
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end_window_draw();
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return;
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}
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fn button_handler(invert: &mut bool) {
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let btn_id = get_button_id();
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if btn_id.is_some() {
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match btn_id.unwrap() {
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CLOSE_BUTTON => exit(),
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BTN => {
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*invert = !*invert;
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draw_window(*invert);
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}
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_ => {}
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}
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}
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}
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#[no_mangle]
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fn kol_main() {
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let mut invert = false;
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while let Some(ev) =
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fetch_event((Event::Redraw as u32) | (Event::KeyPress as u32) | (Event::BtnPress as u32))
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{
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match ev {
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Event::Redraw => draw_window(invert),
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Event::KeyPress => drop(fetch_key()),
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Event::BtnPress => button_handler(&mut invert),
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_ => break,
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}
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}
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}
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