add: basic game
This commit is contained in:
Charles
+296
-2
@@ -1,3 +1,297 @@
|
||||
fn main() {
|
||||
println!("Hello, world!");
|
||||
extern crate sdl2;
|
||||
|
||||
use sdl2::event::Event;
|
||||
use sdl2::image::{InitFlag, LoadTexture};
|
||||
use sdl2::keyboard::Keycode;
|
||||
use sdl2::pixels::Color;
|
||||
use sdl2::render::Texture;
|
||||
use std::collections::HashMap;
|
||||
use std::time::Duration;
|
||||
|
||||
pub fn main() -> Result<(), String> {
|
||||
let sdl_context = sdl2::init()?;
|
||||
let video_subsystem = sdl_context.video()?;
|
||||
let _image = sdl2::image::init(InitFlag::PNG);
|
||||
|
||||
let window = video_subsystem
|
||||
.window("rust-sdl2 demo: Video", 1024, 600)
|
||||
.position_centered()
|
||||
.opengl()
|
||||
.build()
|
||||
.map_err(|e| e.to_string())?;
|
||||
|
||||
let mut canvas = window.into_canvas().build().map_err(|e| e.to_string())?;
|
||||
|
||||
let texture_creator = canvas.texture_creator();
|
||||
|
||||
let mut textures: HashMap<&str, Texture> = HashMap::default();
|
||||
textures.insert(
|
||||
"a",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/a.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"b",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/b.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"c",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/c.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"d",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/d.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"e",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/e.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"f",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/f.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"g",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/g.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"h",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/h.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"i",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/i.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"j",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/j.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"k",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/k.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"l",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/l.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"m",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/m.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"n",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/n.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"o",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/o.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"p",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/p.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"q",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/q.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"r",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/r.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"s",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/s.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"t",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/t.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"u",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/u.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"v",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/v.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"w",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/w.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"x",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/x.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"y",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/y.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"z",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/z.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
|
||||
// Special words
|
||||
textures.insert(
|
||||
"cat",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/cat.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
textures.insert(
|
||||
"dog",
|
||||
texture_creator
|
||||
.load_texture_bytes(include_bytes!("../assets/dog.png"))
|
||||
.unwrap(),
|
||||
);
|
||||
|
||||
let opts: Vec<&str> = textures.keys().map(|s| *s).collect();
|
||||
|
||||
canvas.set_draw_color(Color::RGB(255, 0, 0));
|
||||
canvas.clear();
|
||||
canvas.present();
|
||||
let mut event_pump = sdl_context.event_pump()?;
|
||||
|
||||
let mut line = String::new();
|
||||
|
||||
'running: loop {
|
||||
for event in event_pump.poll_iter() {
|
||||
match event {
|
||||
Event::KeyDown {
|
||||
keycode: Some(kc), ..
|
||||
} => {
|
||||
line.extend(
|
||||
match kc {
|
||||
Keycode::A => "a",
|
||||
Keycode::B => "b",
|
||||
Keycode::C => "c",
|
||||
Keycode::D => "d",
|
||||
Keycode::E => "e",
|
||||
Keycode::F => "f",
|
||||
Keycode::G => "g",
|
||||
Keycode::H => "h",
|
||||
Keycode::I => "i",
|
||||
Keycode::J => "j",
|
||||
Keycode::K => "k",
|
||||
Keycode::L => "l",
|
||||
Keycode::M => "m",
|
||||
Keycode::N => "n",
|
||||
Keycode::O => "o",
|
||||
Keycode::P => "p",
|
||||
Keycode::Q => "q",
|
||||
Keycode::R => "r",
|
||||
Keycode::S => "s",
|
||||
Keycode::T => "t",
|
||||
Keycode::U => "u",
|
||||
Keycode::V => "v",
|
||||
Keycode::W => "w",
|
||||
Keycode::X => "x",
|
||||
Keycode::Y => "y",
|
||||
Keycode::Z => "z",
|
||||
|
||||
Keycode::Escape => break 'running,
|
||||
_ => "",
|
||||
}
|
||||
.chars(),
|
||||
);
|
||||
}
|
||||
Event::Quit { .. } => break 'running,
|
||||
_ => {}
|
||||
}
|
||||
}
|
||||
|
||||
let mut matches = vec![];
|
||||
let mut skip_chars = 0;
|
||||
let mut chars = line.chars();
|
||||
for i in 0..line.len() {
|
||||
let part_line = find_matches(chars.as_str(), &opts);
|
||||
for part in part_line {
|
||||
matches.push((i, part));
|
||||
}
|
||||
if matches.len() == 0 {
|
||||
// Advance the line so we don't leak chars
|
||||
skip_chars = i;
|
||||
}
|
||||
chars.next();
|
||||
}
|
||||
let matches: Vec<&str> = matches.into_iter().map(|(_, s)| s).collect();
|
||||
let show = if matches.len() > 0 { matches[0] } else { "" };
|
||||
// Discard extra characters from line
|
||||
let (_, tline) = line.split_at(skip_chars);
|
||||
line = String::from(tline);
|
||||
|
||||
canvas.clear();
|
||||
if let Some(tex) = textures.get(show) {
|
||||
canvas.copy(tex, None, None).unwrap();
|
||||
}
|
||||
canvas.present();
|
||||
::std::thread::sleep(Duration::new(0, 1_000_000_000u32 / 30));
|
||||
// The rest of the game loop goes here...
|
||||
}
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn find_matches<'a, 'b>(word: &'b str, opts: &'a [&'a str]) -> Vec<&'a str> {
|
||||
if word.len() == 0 {
|
||||
return vec![];
|
||||
}
|
||||
let mut ret = vec![];
|
||||
for opt in opts {
|
||||
if &word == opt {
|
||||
ret.push(*opt)
|
||||
}
|
||||
}
|
||||
ret
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user