From 8ba1e45496407265420bff02a6eeceb88591297a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tim=20G=C3=B6ttlicher?= <timg00@outlook.de>
Date: Mon, 29 Apr 2024 17:23:22 +0200
Subject: [PATCH] graph builder: Fix scaling

---
 localgraphs/src/interaction/renderer.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/localgraphs/src/interaction/renderer.ts b/localgraphs/src/interaction/renderer.ts
index 9c2dd2e..7b3a001 100644
--- a/localgraphs/src/interaction/renderer.ts
+++ b/localgraphs/src/interaction/renderer.ts
@@ -134,7 +134,10 @@ export class InteractionController {
 
         const width = this.canvas.clientWidth
         const height = this.canvas.clientHeight
-        this.ctx.reset()
+
+        this.ctx.save() // do not reset, since the scale has to be preserved
+        this.ctx.fillStyle = "transparent"
+        this.ctx.clearRect(0, 0, width, height)
 
         const sleepState = this.system.animate({
             dt,
@@ -145,6 +148,8 @@ export class InteractionController {
             dragState: this.dragState,
         })
 
+        this.ctx.restore()
+
         this.previousTimeStamp = timeStamp
 
         if (sleepState === "Running") {