From 9bc7704705b5aa341c9438bd0c15b5f4a7ecfc96 Mon Sep 17 00:00:00 2001
From: kts of kettek <kts@kettek.net>
Date: Mon, 8 Apr 2024 18:27:10 -0700
Subject: [PATCH] Keep track of canvas enter/leave

---
 frontend/src/sections/Editor2D.svelte | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/frontend/src/sections/Editor2D.svelte b/frontend/src/sections/Editor2D.svelte
index 84617fc..7d3fd0e 100644
--- a/frontend/src/sections/Editor2D.svelte
+++ b/frontend/src/sections/Editor2D.svelte
@@ -301,12 +301,15 @@
     let buttons: Set<number> = new Set()
     let x: number = 0
     let y: number = 0
+    let entered: boolean = false
 
     node.addEventListener('mouseenter', (e: MouseEvent) => {
+      entered = true
       // hide cursor
       document.body.style.cursor = 'none'
     })
     node.addEventListener('mouseleave', (e: MouseEvent) => {
+      entered = false
       // show cursor
       document.body.style.cursor = 'default'
     })
@@ -364,6 +367,7 @@
 
     window.addEventListener('mousemove', (e: MouseEvent) => {
       if (!canvas) return
+      if (!entered && buttons.size === 0) return
       // Get mouse position relative to canvas.
       {
         let rect = canvas.getBoundingClientRect()