From df335c8ff29460ef750c0f5e1d4098e75a07282b Mon Sep 17 00:00:00 2001
From: "J. Neugebauer" <ngb@helmholtz-bi.de>
Date: Wed, 6 Jul 2022 21:13:18 +0200
Subject: [PATCH] =?UTF-8?q?Weitere=20Methoden=20zum=20hinzuf=C3=BCgen=20un?=
 =?UTF-8?q?d=20entfernen=20von=20Shapes?=
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---
 src/schule/ngb/zm/shapes/ShapesLayer.java | 29 +++++++++++++++++++----
 1 file changed, 24 insertions(+), 5 deletions(-)

diff --git a/src/schule/ngb/zm/shapes/ShapesLayer.java b/src/schule/ngb/zm/shapes/ShapesLayer.java
index 6fdfed9..8626d12 100644
--- a/src/schule/ngb/zm/shapes/ShapesLayer.java
+++ b/src/schule/ngb/zm/shapes/ShapesLayer.java
@@ -3,6 +3,7 @@ package schule.ngb.zm.shapes;
 import schule.ngb.zm.Layer;
 
 import java.awt.Graphics2D;
+import java.util.Collection;
 import java.util.LinkedList;
 
 public class ShapesLayer extends Layer {
@@ -48,17 +49,35 @@ public class ShapesLayer extends Layer {
 		return result;
 	}
 
-	public void add( Shape... shape ) {
+	public void add( Shape... shapes ) {
 		synchronized( shapes ) {
-			for( Shape f : shape ) {
-				shapes.add(f);
+			for( Shape s : shapes ) {
+				this.shapes.add(s);
 			}
 		}
 	}
 
-	public void remove( Shape shape ) {
+	public void add( Collection<Shape> shapes ) {
 		synchronized( shapes ) {
-			shapes.remove(shape);
+			for( Shape s : shapes ) {
+				this.shapes.add(s);
+			}
+		}
+	}
+
+	public void remove( Shape... shapes ) {
+		synchronized( shapes ) {
+			for( Shape s: shapes ) {
+				this.shapes.remove(s);
+			}
+		}
+	}
+
+	public void remove( Collection<Shape> shapes ) {
+		synchronized( shapes ) {
+			for( Shape s: shapes ) {
+				this.shapes.remove(s);
+			}
 		}
 	}