From 446831af332647a6880c307f1825bbc08f0192bb Mon Sep 17 00:00:00 2001
From: Floyd Wang <gassnake999@gmail.com>
Date: Tue, 18 Nov 2025 13:52:39 +0800
Subject: [PATCH] chart: Add support to set stroke color on line chart (#1629)

Close #1625.

<img width="335" height="422" alt="image"
src="https://github.com/user-attachments/assets/f2235b42-9a3e-4ed7-88ae-b694ee579faf"
/>
---
 crates/story/src/chart_story.rs   | 3 ++-
 crates/ui/src/chart/line_chart.rs | 5 +++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/crates/story/src/chart_story.rs b/crates/story/src/chart_story.rs
index e0c04f16..a708b539 100644
--- a/crates/story/src/chart_story.rs
+++ b/crates/story/src/chart_story.rs
@@ -261,7 +261,8 @@ impl Render for ChartStory {
                         LineChart::new(self.monthly_devices.clone())
                             .x(|d| d.month.clone())
                             .y(|d| d.desktop)
-                            .dot(),
+                            .dot()
+                            .stroke(cx.theme().chart_5),
                         false,
                         cx,
                     )),
diff --git a/crates/ui/src/chart/line_chart.rs b/crates/ui/src/chart/line_chart.rs
index 2b52b32d..15de4c4a 100644
--- a/crates/ui/src/chart/line_chart.rs
+++ b/crates/ui/src/chart/line_chart.rs
@@ -59,6 +59,11 @@ where
         self
     }
 
+    pub fn stroke(mut self, stroke: impl Into<Hsla>) -> Self {
+        self.stroke = Some(stroke.into());
+        self
+    }
+
     pub fn natural(mut self) -> Self {
         self.stroke_style = StrokeStyle::Natural;
         self