增加spine3.7

SpineRuntimes/SpineRuntime37/Skin.cs

@@ -0,0 +1,130 @@
+/******************************************************************************
+ * Spine Runtimes License Agreement
+ * Last updated May 1, 2019. Replaces all prior versions.
+ *
+ * Copyright (c) 2013-2019, 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.
+ *
+ * THIS SOFTWARE IS 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 THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *****************************************************************************/
+
+using System;
+using System.Collections.Generic;
+
+namespace SpineRuntime37 {
+	/// <summary>Stores attachments by slot index and attachment name.
+	/// <para>See SkeletonData <see cref="Spine.SkeletonData.DefaultSkin"/>, Skeleton <see cref="Spine.Skeleton.Skin"/>, and 
+	/// <a href="http://esotericsoftware.com/spine-runtime-skins">Runtime skins</a> in the Spine Runtimes Guide.</para>
+	/// </summary>
+	public class Skin {
+		internal string name;
+		private Dictionary<AttachmentKeyTuple, Attachment> attachments =
+			new Dictionary<AttachmentKeyTuple, Attachment>(AttachmentKeyTupleComparer.Instance);
+
+		public string Name { get { return name; } }
+		public Dictionary<AttachmentKeyTuple, Attachment> Attachments { get { return attachments; } }
+
+		public Skin (string name) {
+			if (name == null) throw new ArgumentNullException("name", "name cannot be null.");
+			this.name = name;
+		}
+
+		/// <summary>Adds an attachment to the skin for the specified slot index and name. If the name already exists for the slot, the previous value is replaced.</summary>
+		public void AddAttachment (int slotIndex, string name, Attachment attachment) {
+			if (attachment == null) throw new ArgumentNullException("attachment", "attachment cannot be null.");
+			attachments[new AttachmentKeyTuple(slotIndex, name)] = attachment;
+		}
+
+		/// <summary>Returns the attachment for the specified slot index and name, or null.</summary>
+		/// <returns>May be null.</returns>
+		public Attachment GetAttachment (int slotIndex, string name) {
+			Attachment attachment;
+			attachments.TryGetValue(new AttachmentKeyTuple(slotIndex, name), out attachment);
+			return attachment;
+		}
+
+		/// <summary> Removes the attachment in the skin for the specified slot index and name, if any.</summary>
+		public void RemoveAttachment (int slotIndex, string name) {
+			if (slotIndex < 0) throw new ArgumentOutOfRangeException("slotIndex", "slotIndex must be >= 0");
+			attachments.Remove(new AttachmentKeyTuple(slotIndex, name));
+		}
+
+		/// <summary>Finds the skin keys for a given slot. The results are added to the passed List(names).</summary>
+		/// <param name="slotIndex">The target slotIndex. To find the slot index, use <see cref="Spine.Skeleton.FindSlotIndex"/> or <see cref="Spine.SkeletonData.FindSlotIndex"/>
+		/// <param name="names">Found skin key names will be added to this list.</param>
+		public void FindNamesForSlot (int slotIndex, List<string> names) {
+			if (names == null) throw new ArgumentNullException("names", "names cannot be null.");
+			foreach (AttachmentKeyTuple key in attachments.Keys)
+				if (key.slotIndex == slotIndex) names.Add(key.name);
+		}
+
+		/// <summary>Finds the attachments for a given slot. The results are added to the passed List(Attachment).</summary>
+		/// <param name="slotIndex">The target slotIndex. To find the slot index, use <see cref="Spine.Skeleton.FindSlotIndex"/> or <see cref="Spine.SkeletonData.FindSlotIndex"/>
+		/// <param name="attachments">Found Attachments will be added to this list.</param>
+		public void FindAttachmentsForSlot (int slotIndex, List<Attachment> attachments) {
+			if (attachments == null) throw new ArgumentNullException("attachments", "attachments cannot be null.");
+			foreach (KeyValuePair<AttachmentKeyTuple, Attachment> entry in this.attachments)
+				if (entry.Key.slotIndex == slotIndex) attachments.Add(entry.Value);
+		}
+
+		override public string ToString () {
+			return name;
+		}
+
+		/// <summary>Attach all attachments from this skin if the corresponding attachment from the old skin is currently attached.</summary>
+		internal void AttachAll (Skeleton skeleton, Skin oldSkin) {
+			foreach (KeyValuePair<AttachmentKeyTuple, Attachment> entry in oldSkin.attachments) {
+				int slotIndex = entry.Key.slotIndex;
+				Slot slot = skeleton.slots.Items[slotIndex];
+				if (slot.Attachment == entry.Value) {
+					Attachment attachment = GetAttachment(slotIndex, entry.Key.name);
+					if (attachment != null) slot.Attachment = attachment;
+				}
+			}
+		}
+
+		public struct AttachmentKeyTuple {
+			public readonly int slotIndex;
+			public readonly string name;
+			internal readonly int nameHashCode;
+
+			public AttachmentKeyTuple (int slotIndex, string name) {
+				this.slotIndex = slotIndex;
+				this.name = name;
+				nameHashCode = this.name.GetHashCode();
+			}
+		}
+
+		// Avoids boxing in the dictionary.
+		class AttachmentKeyTupleComparer : IEqualityComparer<AttachmentKeyTuple> {
+			internal static readonly AttachmentKeyTupleComparer Instance = new AttachmentKeyTupleComparer();
+
+			bool IEqualityComparer<AttachmentKeyTuple>.Equals (AttachmentKeyTuple o1, AttachmentKeyTuple o2) {
+				return o1.slotIndex == o2.slotIndex && o1.nameHashCode == o2.nameHashCode && string.Equals(o1.name, o2.name, StringComparison.Ordinal);
+			}
+
+			int IEqualityComparer<AttachmentKeyTuple>.GetHashCode (AttachmentKeyTuple o) {
+				return o.slotIndex;
+			}
+		}
+	}
+}