Move animation handling from ScenePresence into its own class.

OpenSim/Region/Environment/Scenes/AnimationSet.cs

@@ -0,0 +1,151 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSim Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``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 THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 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;
+using libsecondlife;
+
+namespace OpenSim.Region.Environment.Scenes
+{
+    public class AnimationSet
+    {
+        public static AvatarAnimations Animations = new AvatarAnimations();
+
+        private Animation m_defaultAnimation = new Animation();
+        private List<Animation> m_animations = new List<Animation>();
+
+        public AnimationSet()
+        {
+            ResetDefaultAnimation();
+        }
+
+        public bool HasAnimation(LLUUID animID)
+        {
+            if (m_defaultAnimation.AnimID == animID)
+                return true;
+
+            for (int i = 0; i < m_animations.Count; ++i)
+            {
+                if (m_animations[i].AnimID == animID)
+                    return true;
+            }
+
+            return false;
+        }
+
+        public bool Add(LLUUID animID, int sequenceNum)
+        {
+            lock (m_animations)
+            {
+                if (!HasAnimation(animID))
+                {
+                    m_animations.Add(new Animation(animID, sequenceNum));
+                    return true;
+                }
+            }
+            return false;
+        }
+
+        public bool Remove(LLUUID animID)
+        {
+            lock (m_animations)
+            {
+                if (m_defaultAnimation.AnimID == animID)
+                {
+                    ResetDefaultAnimation();
+                }
+                else if (HasAnimation(animID))
+                {
+                    for (int i = 0; i < m_animations.Count; i++)
+                    {
+                        if (m_animations[i].AnimID == animID)
+                        {
+                            m_animations.RemoveAt(i);
+                            return true;
+                        }
+                    }
+                }
+            }
+            return false;
+        }
+
+        public void Clear()
+        {
+            ResetDefaultAnimation();
+            m_animations.Clear();
+        }
+
+        /// <summary>
+        /// The default animation is reserved for "main" animations
+        /// that are mutually exclusive, e.g. flying and sitting.
+        /// </summary>
+        public bool SetDefaultAnimation(LLUUID animID, int sequenceNum)
+        {
+            if (m_defaultAnimation.AnimID != animID)
+            {
+                m_defaultAnimation = new Animation(animID, sequenceNum);
+                return true;
+            }
+            return false;
+        }
+
+        protected bool ResetDefaultAnimation()
+        {
+            return TrySetDefaultAnimation("STAND", 1);
+        }
+
+        /// <summary>
+        /// Set the animation as the default animation if it's known
+        /// </summary>
+        public bool TrySetDefaultAnimation(string anim, int sequenceNum)
+        {
+            if (Animations.AnimsLLUUID.ContainsKey(anim))
+            {
+                return SetDefaultAnimation(Animations.AnimsLLUUID[anim], sequenceNum);
+            }
+            return false;
+        }
+
+        public void GetArrays(out LLUUID[] animIDs, out int[] sequenceNums)
+        {
+            lock (m_animations)
+            {
+                animIDs = new LLUUID[m_animations.Count + 1];
+                sequenceNums = new int[m_animations.Count + 1];
+
+                animIDs[0] = m_defaultAnimation.AnimID;
+                sequenceNums[0] = m_defaultAnimation.SequenceNum;
+
+                for (int i = 0; i < m_animations.Count; ++i)
+                {
+                    animIDs[i + 1] = m_animations[i].AnimID;
+                    sequenceNums[i + 1] = m_animations[i].SequenceNum;
+                }
+            }
+        }
+    }
+}