router: rename `Router` to `Route`

`Router`, soon to be written, will be a wrapper over `Board`.

src/bin/topola-sdl2-demo/main.rs

@@ -51,7 +51,7 @@ use std::sync::{Arc, Mutex};
 use std::time::Duration;
 
 use topola::math::Circle;
-use topola::router::Router;
+use topola::router::Route;
 
 struct SimpleRules {
     net_clearances: HashMap<(usize, usize), f64>,
@@ -83,7 +83,7 @@ impl RulesTrait for SimpleRules {
 
 // Clunky enum to work around borrow checker.
 enum RouterOrLayout<'a, R: RulesTrait> {
-    Router(&'a mut Router<'a, R>),
+    Router(&'a mut Route<'a, R>),
     Layout(&'a Layout<R>),
 }
 

src/board/board.rs

@@ -15,7 +15,7 @@ use crate::{
         Layout, NodeIndex,
     },
     math::Circle,
-    router::{navmesh::Navmesh, Router, RouterError},
+    router::{navmesh::Navmesh, Route, RouterError},
 };
 
 #[derive(Debug)]
@@ -129,7 +129,7 @@ impl<M: MesadataTrait> Board<M> {
             .unwrap()
             .to_string();
 
-        let mut router = Router::new_from_navmesh(self.layout_mut(), navmesh, 100.0);
+        let mut router = Route::new_from_navmesh(self.layout_mut(), navmesh, 100.0);
         let result = router.route_band(self.layout_mut(), 100.0);
 
         if let Ok(band) = result {

src/router/mod.rs

@@ -1,8 +1,8 @@
 pub mod astar;
 pub mod draw;
 pub mod navmesh;
-mod router;
+pub mod route;
 pub mod trace;
 pub mod tracer;
 
-pub use router::*;
+//pub use router::*;

src/router/route.rs

@@ -37,7 +37,7 @@ pub enum RouterError {
     Astar(#[from] AstarError),
 }
 
-pub struct Router {
+pub struct Route {
     astar: Astar<Navmesh, f64>,
     trace: Trace,
 }
@@ -149,7 +149,7 @@ impl<'a, R: RulesTrait> AstarStrategy<Navmesh, f64, BandFirstSegIndex>
     }
 }
 
-impl Router {
+impl Route {
     pub fn new(
         layout: &mut Layout<impl RulesTrait>,
         from: FixedDotIndex,