testss

Assets/AnimationImporter/Editor/ImportedData/ImportedAnimation.cs

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+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using System;
+using System.Linq;
+
+namespace AnimationImporter
+{
+	public enum PlaybackDirection
+	{
+		Forward, // default
+		Reverse, // reversed frames
+		PingPong // forward, then reverse
+	}
+
+	public class ImportedAnimation
+	{
+		public string name;
+
+		public ImportedAnimationFrame[] frames = null;
+
+		public bool isLooping = true;
+
+		// final animation clip; saved here for usage when building the AnimatorController
+		public AnimationClip animationClip;
+
+		// ================================================================================
+		//  temporary data, only used for first import
+		// --------------------------------------------------------------------------------
+
+		// assuming all sprites are in some array/list and an animation is defined as a continous list of indices
+		public int firstSpriteIndex;
+		public int lastSpriteIndex;
+
+		// unity animations only play forward, so this will affect the way frames are added to the final animation clip
+		public PlaybackDirection direction;
+
+		// used with the indices because we to not have the Frame array yet
+		public int Count
+		{
+			get
+			{
+				return lastSpriteIndex - firstSpriteIndex + 1;
+			}
+		}
+
+		// ================================================================================
+		//  public methods
+		// --------------------------------------------------------------------------------
+
+		/// <summary>
+		/// Lists frames so that the final anim seems to play in the desired direction.
+		/// *Attention:* Can return more than <see cref="Count"/> frames. 
+		/// </summary>
+		public IEnumerable<ImportedAnimationFrame> ListFramesAccountingForPlaybackDirection()
+		{
+			switch (direction)
+			{
+				default:
+				case PlaybackDirection.Forward: // ex: 1, 2, 3, 4
+					return frames;
+
+				case PlaybackDirection.Reverse: // ex: 4, 3, 2, 1
+					return frames.Reverse();
+
+				case PlaybackDirection.PingPong: // ex: 1, 2, 3, 4, 3, 2
+					return frames.Concat(frames.Skip(1).Take(frames.Length - 2).Reverse());
+			}
+		}
+	}
+}