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roguelike-game/src/map_builders/room_based_stairs.rs

29 lines
871 B
Rust

use crate::map_builders::{BuilderMap, MetaMapBuilder};
use crate::TileType;
pub struct RoomBasedStairs {}
impl MetaMapBuilder for RoomBasedStairs {
fn build_map(&mut self, build_data: &mut BuilderMap) {
self.build(build_data);
}
}
impl RoomBasedStairs {
#[allow(dead_code)]
pub fn new() -> Box<RoomBasedStairs> {
Box::new(RoomBasedStairs {})
}
fn build(&mut self, build_data: &mut BuilderMap) {
if let Some(rooms) = &build_data.rooms {
let stairs_position = rooms[rooms.len() - 1].center();
let stairs_idx = build_data.map.xy_idx(stairs_position.0, stairs_position.1);
build_data.map.tiles[stairs_idx] = TileType::DownStairs;
build_data.take_snapshot();
} else {
panic!("Room Based Stairs only works after rooms have been created");
}
}
}