rpgtools 1.4.0

Collection of utilities to help run tabletop role-playing games
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121

//! Program for making simple RPG maps. This is the Rust language implementation.
use clap::{command, value_parser, Arg};

use rpgtools::error::Result;
use rpgtools::map::{gridmap::Point, GridMap, Renderer};

fn main() -> Result<()> {
    let cli = command!()
        .author("Aaron Seilis <aaron.seilis@seilis.ca>")
        .about("A simple map generator for role playing games")
        .arg(
            Arg::new("width")
                .short('x')
                .long("width")
                .default_value("50")
                .value_name("INT")
                .value_parser(value_parser!(u64).range(1..))
                .help("The horizontal width of the map"),
        )
        .arg(
            Arg::new("height")
                .short('y')
                .long("height")
                .default_value("50")
                .value_name("INT")
                .value_parser(value_parser!(u64).range(1..))
                .help("The vertical height of the map"),
        )
        .arg(
            Arg::new("map-style")
                .short('s')
                .long("style")
                .default_value("halls")
                .value_parser(["halls", "cave"])
                .help("The style of map to generate"),
        )
        .arg(
            Arg::new("scale")
                .short('S')
                .long("scale")
                .default_value("25")
                .value_name("INT")
                .value_parser(value_parser!(u64).range(1..))
                .help("The number of pixels for each square"),
        )
        .arg(
            Arg::new("output")
                .short('o')
                .long("output")
                .default_value("rpgmap.png")
                .value_name("NAME")
                .help("The name of the output file"),
        )
        .arg(
            Arg::new("num_rooms")
                .long("num-rooms")
                .default_value("30")
                .value_name("INT")
                .value_parser(value_parser!(u64).range(1..))
                .help("The number of rooms to generate"),
        )
        .arg(
            Arg::new("room_size")
                .long("room-size")
                .default_value("10")
                .value_name("INT")
                .value_parser(value_parser!(u64).range(1..))
                .help("The size of generated rooms"),
        )
        .get_matches();

    // Unpack our arguments
    let style: String = cli
        .get_one::<String>("map-style")
        .expect("failed to get style; this is a bug")
        .to_string();
    let width: usize = *cli
        .get_one::<u64>("width")
        .expect("failed to get width; this is a bug") as usize;
    let height: usize = *cli
        .get_one::<u64>("height")
        .expect("failed to get height; this is a bug") as usize;
    let scale: usize = *cli
        .get_one::<u64>("scale")
        .expect("failed to get scale; this is a bug") as usize;
    let filename: String = cli
        .get_one::<String>("output")
        .expect("failed to get filename; this is a bug")
        .to_string();
    let num_rooms: usize = *cli
        .get_one::<u64>("num_rooms")
        .expect("failed to get num_rooms; this is a bug") as usize;

    // Initialize our map
    let mut map = GridMap::new(width, height);

    // Build map based on map type
    match style.as_str() {
        "halls" => {
            map.generate_dungeon(num_rooms, 5);
            let point: Point = (width / 2, height / 2).try_into().unwrap();
            map.place_entrance_near(point)?;
        }
        "cave" => {
            map.generate_cave(4, 50);
            let point: Point = (width / 2, height / 2).try_into().unwrap();
            map.place_entrance_near(point)?;
        }
        _ => unreachable!(),
    }

    let renderer = Renderer::new(&map, scale);
    let result = renderer.draw_to_file(&filename);

    match result {
        Ok(_) => println!("Map generated: {}", filename),
        Err(e) => println!("Error: {}", e),
    }

    Ok(())
}