use ::rltk::RandomNumberGenerator; use crate::map_builders::{BuilderMap, InitialMapBuilder}; use crate::Rect; pub struct SimpleMapBuilder {} impl InitialMapBuilder for SimpleMapBuilder { #[allow(dead_code)] fn build_map(&mut self, rng: &mut RandomNumberGenerator, build_data: &mut BuilderMap) { self.build_rooms(rng, build_data); } } impl SimpleMapBuilder { #[allow(dead_code)] pub fn new() -> Box { Box::new(SimpleMapBuilder {}) } fn build_rooms(&mut self, rng: &mut RandomNumberGenerator, build_data: &mut BuilderMap) { const MAX_ROOMS: i32 = 30; const MIN_SIZE: i32 = 6; const MAX_SIZE: i32 = 10; let mut rooms: Vec = Vec::new(); for _ in 0..MAX_ROOMS { let w = rng.range(MIN_SIZE, MAX_SIZE); let h = rng.range(MIN_SIZE, MAX_SIZE); let x = rng.roll_dice(1, build_data.map.width - w - 1) - 1; let y = rng.roll_dice(1, build_data.map.height - h - 1) - 1; let new_room = Rect::new(x, y, w, h); let mut ok = true; for other_room in rooms.iter() { if new_room.intersect(other_room) { ok = false; } } if ok { rooms.push(new_room); } } build_data.rooms = Some(rooms); } }