28 lines
956 B
Rust
28 lines
956 B
Rust
use super::{ BuilderMap, MetaMapBuilder, TileType };
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use rltk::RandomNumberGenerator;
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pub struct RoomBasedStairs {}
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impl MetaMapBuilder for RoomBasedStairs {
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fn build_map(&mut self, rng: &mut rltk::RandomNumberGenerator, build_data: &mut BuilderMap) {
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self.build(rng, build_data);
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}
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}
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impl RoomBasedStairs {
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#[allow(dead_code)]
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pub fn new() -> Box<RoomBasedStairs> {
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Box::new(RoomBasedStairs {})
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}
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fn build(&mut self, _rng: &mut RandomNumberGenerator, build_data: &mut BuilderMap) {
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if let Some(rooms) = &build_data.rooms {
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let stairs_position = rooms[rooms.len() - 1].centre();
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let stairs_idx = build_data.map.xy_idx(stairs_position.0, stairs_position.1);
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build_data.map.tiles[stairs_idx] = TileType::DownStair;
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build_data.take_snapshot();
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} else {
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panic!("RoomBasedStairs only works after rooms have been created");
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}
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}
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}
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