From ab730f8f3b038a155ceab1d4a5b852d0bede4ff4 Mon Sep 17 00:00:00 2001
From: Lobo <andreas.dahm@gmail.com>
Date: Sun, 8 Mar 2026 11:09:57 +0100
Subject: [PATCH] removed unused method

---
 src/app/pages/algorithms/four-color/four-color.component.html | 3 ---
 src/app/pages/algorithms/four-color/four-color.component.ts   | 2 --
 2 files changed, 5 deletions(-)

diff --git a/src/app/pages/algorithms/four-color/four-color.component.html b/src/app/pages/algorithms/four-color/four-color.component.html
index 3d8450e..37ba2a1 100644
--- a/src/app/pages/algorithms/four-color/four-color.component.html
+++ b/src/app/pages/algorithms/four-color/four-color.component.html
@@ -57,11 +57,8 @@
       <canvas #fourColorCanvas
               (mousedown)="onMouseDown($event)"
               (mousemove)="onMouseMove($event)"
-              (mouseup)="onMouseUp()"
-              (mouseleave)="onMouseUp()"
               (touchstart)="onTouchStart($event)"
               (touchmove)="onTouchMove($event)"
-              (touchend)="onMouseUp()"
       ></canvas>
     </div>
   </mat-card-content>
diff --git a/src/app/pages/algorithms/four-color/four-color.component.ts b/src/app/pages/algorithms/four-color/four-color.component.ts
index 9ee9016..69fce95 100644
--- a/src/app/pages/algorithms/four-color/four-color.component.ts
+++ b/src/app/pages/algorithms/four-color/four-color.component.ts
@@ -243,8 +243,6 @@ export class FourColorComponent implements AfterViewInit {
     this.getGridPos(event);
   }
 
-  onMouseUp(): void {}
-
   onTouchStart(event: TouchEvent): void {
     event.preventDefault();
     const touch = event.touches[0];