refactor(all): move stockton-bsp to this repo and start using traits

1 files changed, 29 insertions, 0 deletions

diff --git a/stockton-levels/src/traits/visdata.rs b/stockton-levels/src/traits/visdata.rs
new file mode 100644
index 0000000..27849d3
--- /dev/null
+++ b/stockton-levels/src/traits/visdata.rs
@@ -0,0 +1,29 @@
+// Copyright (C) Oscar Shrimpton 2019  
+
+// This program is free software: you can redistribute it and/or modify it
+// under the terms of the GNU General Public License as published by the Free
+// Software Foundation, either version 3 of the License, or (at your option)
+// any later version.
+
+// This program is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+// more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+use std::iter::Iterator;
+
+pub type ClusterId = u32;
+
+pub trait HasVisData {
+	/// The iterator returned from all_visible_from
+	type VisibleIterator: Iterator<Item = ClusterId>; 
+
+	/// Returns an iterator of all clusters visible from the given Cluster ID
+	fn all_visible_from<'a>(&'a self, from: ClusterId) -> Self::VisibleIterator;
+
+	/// Returns true if `dest` is visible from `from`.
+	fn cluster_visible_from(&self, from: ClusterId, dest: ClusterId) -> bool;
+}
\ No newline at end of file