99 lines
2.0 KiB
Rust
99 lines
2.0 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, start_window_draw,
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WindowKind, WindowParams, CLOSE_BUTTON,
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},
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};
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const HEADER: &CStr = cstr!("Hey Kolibri");
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const MSG: &CStr = cstr!("Hello from Rust!");
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const BTN: u32 = 42;
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#[macro_use]
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extern crate alloc;
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fn draw_window(c: usize) {
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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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Size {
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width: 300,
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height: 400,
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},
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WindowParams {
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color: Color::rgb(0xff, 0xff, 0xff),
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kind: WindowKind::Themed,
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title: Some(HEADER),
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},
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);
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display_message(
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Dot { x: 10, y: 10 },
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Color::rgb(0x66, 0x22, 0x22),
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MSG,
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None,
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);
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display_message(
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Dot { x: 10, y: 30 },
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Color::rgb(0, 0, 0),
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CStr::from_bytes_with_nul(format!("Button pressed: {} times\0", c).as_bytes())
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.unwrap_or(cstr!("String error")),
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None,
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);
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define_button(
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Dot { x: 10, y: 70 },
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Size {
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width: 70,
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height: 15,
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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(128, 255, 128)),
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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(c: &mut usize) {
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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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*c += 1;
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draw_window(*c);
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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 c = 0;
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while let Some(ev) = fetch_event() {
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match ev {
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Event::Redraw => draw_window(c),
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Event::KeyPress => drop(fetch_key()),
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Event::BtnPress => button_handler(&mut c),
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_ => break,
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}
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}
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}
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