增加spine4.1

SpineRuntimes/SpineRuntime41/Attachments/Attachment.cs

@@ -0,0 +1,56 @@
+/******************************************************************************
+ * Spine Runtimes License Agreement
+ * Last updated July 28, 2023. Replaces all prior versions.
+ *
+ * Copyright (c) 2013-2023, Esoteric Software LLC
+ *
+ * Integration of the Spine Runtimes into software or otherwise creating
+ * derivative works of the Spine Runtimes is permitted under the terms and
+ * conditions of Section 2 of the Spine Editor License Agreement:
+ * http://esotericsoftware.com/spine-editor-license
+ *
+ * Otherwise, it is permitted to integrate the Spine Runtimes into software or
+ * otherwise create derivative works of the Spine Runtimes (collectively,
+ * "Products"), provided that each user of the Products must obtain their own
+ * Spine Editor license and redistribution of the Products in any form must
+ * include this license and copyright notice.
+ *
+ * THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
+ * BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THE
+ * SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *****************************************************************************/
+
+using System;
+
+namespace SpineRuntime41 {
+
+	/// <summary>The base class for all attachments.</summary>
+	abstract public class Attachment {
+		/// <summary>The attachment's name.</summary>
+		public string Name { get; }
+
+		protected Attachment (string name) {
+			if (name == null) throw new ArgumentNullException("name", "name cannot be null");
+			this.Name = name;
+		}
+
+		/// <summary>Copy constructor.</summary>
+		protected Attachment (Attachment other) {
+			Name = other.Name;
+		}
+
+		override public string ToString () {
+			return Name;
+		}
+
+		///<summary>Returns a copy of the attachment.</summary>
+		public abstract Attachment Copy ();
+	}
+}