From 74fcc25b8cbc3a05aedf3921af8e9f5a650f8d7f Mon Sep 17 00:00:00 2001
From: Timothy Warren <twarren@nabancard.com>
Date: Wed, 15 Dec 2021 13:58:47 -0500
Subject: [PATCH] Make dla and drunken map builders implement MetaMapBuilder
 trait

---
 src/map_builders/dla.rs      | 17 ++++++++++++++++-
 src/map_builders/drunkard.rs |  9 ++++++++-
 2 files changed, 24 insertions(+), 2 deletions(-)

diff --git a/src/map_builders/dla.rs b/src/map_builders/dla.rs
index 94c97a5..ecbba47 100644
--- a/src/map_builders/dla.rs
+++ b/src/map_builders/dla.rs
@@ -2,7 +2,7 @@ use rltk::RandomNumberGenerator;
 
 use super::common::{paint, Symmetry};
 use crate::components::Position;
-use crate::map_builders::{BuilderMap, InitialMapBuilder};
+use crate::map_builders::{BuilderMap, InitialMapBuilder, MetaMapBuilder};
 use crate::TileType;
 
 #[derive(PartialEq, Copy, Clone)]
@@ -25,6 +25,12 @@ impl InitialMapBuilder for DLABuilder {
     }
 }
 
+impl MetaMapBuilder for DLABuilder {
+    fn build_map(&mut self, rng: &mut RandomNumberGenerator, build_data: &mut BuilderMap) {
+        self.build(rng, build_data);
+    }
+}
+
 impl DLABuilder {
     pub fn new() -> DLABuilder {
         DLABuilder {
@@ -66,6 +72,15 @@ impl DLABuilder {
         })
     }
 
+    pub fn heavy_erosion() -> Box<DLABuilder> {
+        Box::new(DLABuilder {
+            algorithm: DLAAlgorithm::WalkInwards,
+            brush_size: 2,
+            floor_percent: 0.25,
+            ..DLABuilder::new()
+        })
+    }
+
     #[allow(clippy::map_entry)]
     fn build(&mut self, rng: &mut RandomNumberGenerator, build_data: &mut BuilderMap) {
         let starting_position = Position {
diff --git a/src/map_builders/drunkard.rs b/src/map_builders/drunkard.rs
index 69d93cd..fa1b58c 100644
--- a/src/map_builders/drunkard.rs
+++ b/src/map_builders/drunkard.rs
@@ -2,7 +2,7 @@ use rltk::RandomNumberGenerator;
 
 use super::common::{paint, Symmetry};
 use crate::components::Position;
-use crate::map_builders::{BuilderMap, InitialMapBuilder};
+use crate::map_builders::{BuilderMap, InitialMapBuilder, MetaMapBuilder};
 use crate::TileType;
 
 #[derive(PartialEq, Copy, Clone)]
@@ -29,6 +29,13 @@ impl InitialMapBuilder for DrunkardsWalkBuilder {
     }
 }
 
+impl MetaMapBuilder for DrunkardsWalkBuilder {
+    #[allow(dead_code)]
+    fn build_map(&mut self, rng: &mut RandomNumberGenerator, build_data: &mut BuilderMap) {
+        self.build(rng, build_data);
+    }
+}
+
 impl DrunkardsWalkBuilder {
     pub fn new(settings: DrunkardSettings) -> DrunkardsWalkBuilder {
         DrunkardsWalkBuilder { settings }