From fb3a4a0d19015b0881563e16d00a0f8166fc7e7e Mon Sep 17 00:00:00 2001
From: Rahix <rahix@rahix.de>
Date: Thu, 22 May 2025 09:45:33 +0200
Subject: [PATCH] tree: Improve dot styling

Use the same/similar styles that we use for mermaid.
---
 techtree-manager/src/tree.rs | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

diff --git a/techtree-manager/src/tree.rs b/techtree-manager/src/tree.rs
index 44b8be0..e65410b 100644
--- a/techtree-manager/src/tree.rs
+++ b/techtree-manager/src/tree.rs
@@ -27,19 +27,21 @@ impl Element {
         let mut attributes = Vec::new();
 
         attributes.push(format!(
-            r##"label = "{{{{#{issue_number} | {status}}}|{ty}|{description}}}""##
+            r##"label = <{{{{#{issue_number} | {status}}}|<I>{ty}</I>|<B>{description}</B>}}>"##
         ));
         attributes.push(r#"shape = "record""#.to_owned());
 
-        let color = match (role, status) {
-            (Some(SubtreeElementRole::ElementOfInterest), _) => "black",
-            (Some(SubtreeElementRole::Dependant), _) => "gray",
-            (_, ElementStatus::Missing) => "darkred",
-            (_, ElementStatus::Assigned) => "orange",
-            (_, ElementStatus::Completed) => "darkgreen",
+        let (color, background) = match (role, status) {
+            (Some(SubtreeElementRole::ElementOfInterest), _) => ("black", "white"),
+            (Some(SubtreeElementRole::Dependant), _) => ("gray", "gray"),
+            (_, ElementStatus::Missing) => ("#800", "#fcc"),
+            (_, ElementStatus::Assigned) => ("#a50", "#ffa"),
+            (_, ElementStatus::Completed) => ("#080", "#afa"),
         };
         attributes.push(format!(r#"color = "{color}""#));
         attributes.push(format!(r#"fontcolor = "{color}""#));
+        attributes.push(format!(r#"fillcolor = "{background}""#));
+        attributes.push(format!(r#"style = "filled""#));
 
         attributes.join(", ")
     }