cella_gui 1.0.0

A GUI for the Cella cellular automata library
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//! Built-in demo scenarios for the CLI and GUI.
//!
//! Each sub-module provides *builder* functions (returning a ready-to-step
//! grid) and *demo* functions (interactive CLI runners that print output).

pub mod one_d;
pub mod two_d;

use std::io::{self, Write};

/// Read one line from stdin and return it trimmed.
pub fn read_line_trim() -> String {
    let mut input = String::new();
    let _ = io::stdin().read_line(&mut input);
    input.trim().to_string()
}

/// Prompt the user for a step count, returning `default_steps` on empty input.
pub fn ask_steps(default_steps: usize) -> usize {
    print!("Enter number of steps to run [{}]: ", default_steps);
    let _ = io::stdout().flush();
    let s = read_line_trim();
    s.parse::<usize>().unwrap_or(default_steps)
}

pub use one_d::{demo_1d_custom, demo_1d_n2, demo_1d_rule30, demo_1d_three_state_cycle};
pub use two_d::demo_from_config;
pub use two_d::{demo_2d_straightline, demo_2d_three_state_cycle, demo_life};

// Builders for reuse (CLI + GUI)
pub use one_d::{build_1d_code_n, build_1d_rule30};
pub use two_d::{build_2d_life, build_2d_straightline, build_2d_three_state_cycle};