From 035253c46676975fad2ab02bd3e55f7753eccc73 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 7 Nov 2025 07:30:03 +0000
Subject: [PATCH 1/5] Initial plan


From b64ba0345f9d7693062359d7799c3ae0af4e1175 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 7 Nov 2025 07:33:51 +0000
Subject: [PATCH 2/5] Add window resize handler to update canvas dimensions

Co-authored-by: Tomywang999 <103342866+Tomywang999@users.noreply.github.com>
---
 src/App.svelte | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/App.svelte b/src/App.svelte
index cad6683..ea867ce 100644
--- a/src/App.svelte
+++ b/src/App.svelte
@@ -1,6 +1,6 @@
 <script lang="ts">
   import * as d3 from "d3";
-  import { onMount } from "svelte";
+  import { onMount, onDestroy } from "svelte";
   import Two from "two.js";
   import type { Path } from "two.js/src/path";
   import type { Line as PathLine } from "two.js/src/shapes/line";
@@ -663,6 +663,20 @@
     two.renderer.domElement.addEventListener("mouseup", () => {
       isDown = false;
     });
+
+    // Handle window resize to update canvas dimensions
+    const handleResize = () => {
+      if (two) {
+        two.fit();
+      }
+    };
+    
+    window.addEventListener("resize", handleResize);
+
+    // Clean up on component destroy
+    return () => {
+      window.removeEventListener("resize", handleResize);
+    };
   });
 
   document.addEventListener("keydown", function (evt) {

From 5bd104b44eb3fa33bc36c6591e4f65504e4673d5 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 7 Nov 2025 07:36:24 +0000
Subject: [PATCH 3/5] Add resizeTrigger to force reactive scale updates on
 window resize

Co-authored-by: Tomywang999 <103342866+Tomywang999@users.noreply.github.com>
---
 src/App.svelte | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/App.svelte b/src/App.svelte
index ea867ce..76b18b2 100644
--- a/src/App.svelte
+++ b/src/App.svelte
@@ -23,6 +23,7 @@
 
   let two: Two;
   let twoElement: HTMLDivElement;
+  let resizeTrigger = 0; // Used to trigger reactive updates on window resize
 
   let pointRadius = 1.15;
   let lineWidth = 0.57;
@@ -52,7 +53,8 @@
   $: x = d3
     .scaleLinear()
     .domain([0, 144])
-    .range([0, twoElement?.clientWidth ?? 144]);
+    .range([0, twoElement?.clientWidth ?? 144]),
+    resizeTrigger; // Depend on resizeTrigger to update on window resize
 
   /**
    * Converter for Y axis from inches to pixels.
@@ -60,7 +62,8 @@
   $: y = d3
     .scaleLinear()
     .domain([0, 144])
-    .range([twoElement?.clientHeight ?? 144, 0]);
+    .range([twoElement?.clientHeight ?? 144, 0]),
+    resizeTrigger; // Depend on resizeTrigger to update on window resize
 
   let lineGroup = new Two.Group();
   lineGroup.id = "line-group";
@@ -668,6 +671,7 @@
     const handleResize = () => {
       if (two) {
         two.fit();
+        resizeTrigger++; // Trigger reactive updates
       }
     };
     

From edfc1abf04c1f2cb650b22597e3ddd2aa8a066ba Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 7 Nov 2025 07:38:32 +0000
Subject: [PATCH 4/5] Refactor resize handler per code review feedback

Co-authored-by: Tomywang999 <103342866+Tomywang999@users.noreply.github.com>
---
 src/App.svelte | 45 +++++++++++++++++++++++++--------------------
 1 file changed, 25 insertions(+), 20 deletions(-)

diff --git a/src/App.svelte b/src/App.svelte
index 76b18b2..763ee60 100644
--- a/src/App.svelte
+++ b/src/App.svelte
@@ -49,21 +49,27 @@
 
   /**
    * Converter for X axis from inches to pixels.
+   * Updates when twoElement dimensions or resizeTrigger changes.
    */
-  $: x = d3
-    .scaleLinear()
-    .domain([0, 144])
-    .range([0, twoElement?.clientWidth ?? 144]),
+  $: {
     resizeTrigger; // Depend on resizeTrigger to update on window resize
+    x = d3
+      .scaleLinear()
+      .domain([0, 144])
+      .range([0, twoElement?.clientWidth ?? 144]);
+  }
 
   /**
    * Converter for Y axis from inches to pixels.
+   * Updates when twoElement dimensions or resizeTrigger changes.
    */
-  $: y = d3
-    .scaleLinear()
-    .domain([0, 144])
-    .range([twoElement?.clientHeight ?? 144, 0]),
+  $: {
     resizeTrigger; // Depend on resizeTrigger to update on window resize
+    y = d3
+      .scaleLinear()
+      .domain([0, 144])
+      .range([twoElement?.clientHeight ?? 144, 0]);
+  }
 
   let lineGroup = new Two.Group();
   lineGroup.id = "line-group";
@@ -608,6 +614,14 @@
         return result;
     }
 
+  // Handle window resize to update canvas dimensions
+  const handleResize = () => {
+    if (two) {
+      two.fit();
+      resizeTrigger++; // Trigger reactive updates
+    }
+  };
+
   onMount(() => {
     two = new Two({
       fitted: true,
@@ -667,20 +681,11 @@
       isDown = false;
     });
 
-    // Handle window resize to update canvas dimensions
-    const handleResize = () => {
-      if (two) {
-        two.fit();
-        resizeTrigger++; // Trigger reactive updates
-      }
-    };
-    
     window.addEventListener("resize", handleResize);
+  });
 
-    // Clean up on component destroy
-    return () => {
-      window.removeEventListener("resize", handleResize);
-    };
+  onDestroy(() => {
+    window.removeEventListener("resize", handleResize);
   });
 
   document.addEventListener("keydown", function (evt) {

From f6ec875dcd863c78dba5d80aebb668b41e1f842b Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Fri, 7 Nov 2025 07:39:43 +0000
Subject: [PATCH 5/5] Use void operator for clarity in reactive trigger
 statements

Co-authored-by: Tomywang999 <103342866+Tomywang999@users.noreply.github.com>
---
 src/App.svelte | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/App.svelte b/src/App.svelte
index 763ee60..ca77e47 100644
--- a/src/App.svelte
+++ b/src/App.svelte
@@ -52,7 +52,7 @@
    * Updates when twoElement dimensions or resizeTrigger changes.
    */
   $: {
-    resizeTrigger; // Depend on resizeTrigger to update on window resize
+    void resizeTrigger; // Force reactive update when resizeTrigger changes
     x = d3
       .scaleLinear()
       .domain([0, 144])
@@ -64,7 +64,7 @@
    * Updates when twoElement dimensions or resizeTrigger changes.
    */
   $: {
-    resizeTrigger; // Depend on resizeTrigger to update on window resize
+    void resizeTrigger; // Force reactive update when resizeTrigger changes
     y = d3
       .scaleLinear()
       .domain([0, 144])