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use imgui::*;
use rlua::{Lua, MultiValue};
mod support;
mod testbench;
#[derive(Default)]
struct State {
lua: Lua,
console: Vec<ImString>,
repl_input: ImString,
}
impl State {
fn new() -> State {
State {
lua: Lua::new(),
console: Vec::new(),
repl_input: ImString::with_capacity(256),
}
}
}
fn draw_console(_run: &mut bool, ui: &mut Ui, state: &mut State) {
let win = Window::new(im_str!("Lua Console"))
.size([400., 500.], Condition::Appearing)
.position([440., 20.], Condition::Appearing);
win.build(&ui, || {
ChildWindow::new("console")
.size([0., 400.])
.scrollable(true)
.build(&ui, || {
for line in &state.console {
ui.text(line);
}
});
ui.separator();
ui.input_text(im_str!("Lua"), &mut state.repl_input).build();
ui.same_line(0.);
if ui.button(im_str!("Eval"), [0., 0.]) {
let input = state.repl_input.to_str().clone();
let mut new_text = String::new();
state.lua.context(|ctx| {
match ctx.load(input).eval::<MultiValue>() {
Ok(values) => {
new_text.push_str(
&values
.iter()
.map(|value| format!("{:?}", value))
.collect::<Vec<_>>()
.join("\t"),
);
}
Err(e) => {
new_text.push_str(&e.to_string());
}
};
});
state.console.push(ImString::new(format!("> {}", input)));
state.console.push(ImString::new(new_text));
state.repl_input.clear();
}
});
}
fn main() {
let system = support::init(file!());
let mut state = State::new();
let mut bench = testbench::Bench::new();
system.main_loop(move |run, ui| {
// ui.show_demo_window(run);
bench.draw(run, ui);
draw_console(run, ui, &mut state);
});
}
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