Project/Assets/Scripts/SceneRoot/Editor/SetSpeechFrames.cs

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using UnityEngine;
using UnityEditor;
using System.Collections;
using System.IO;

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namespace ReaderRabbit
{
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    public class SetSpeechFrames : EditorWindow
	{
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		[MenuItem ("RR1ST Animation/Set speech frames (for [Character]_Speech object)")]
		static void WindowSetSpriteInChildren()
		{
            SetSpeechFrames window = (SetSpeechFrames)EditorWindow.GetWindow(typeof(SetSpeechFrames));
		}
			
		string m_FolderName = "";
        string m_BodyName = "";
        string m_FrameCount = "9";

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		void OnGUI()
		{
			EditorGUILayout.LabelField("1. Select the [Character]_Speech object (e.g. Characters->Reader->Reader_Speech).", EditorStyles.label);

            EditorGUILayout.LabelField("2. Set the folder name containing all the children frames in the text field below (e.g. 10050).", EditorStyles.label);
            m_FolderName = EditorGUILayout.TextField("Folder name", m_FolderName);

            EditorGUILayout.LabelField("3. Set the folder name containing the character body sprite in the text field below (e.g. 10051).", EditorStyles.label);
            m_BodyName = EditorGUILayout.TextField("Folder (body) name", m_BodyName);

            EditorGUILayout.LabelField("4. Set how many frames there are for the speech animation in the text field below (e.g. 9).", EditorStyles.label);
            m_FrameCount = EditorGUILayout.TextField("Frame count", m_FrameCount);

			EditorGUILayout.LabelField("5. Hit the button below.", EditorStyles.label);

			if (GUILayout.Button("Set Speech Frames"))
                SetChildren();
		}
			
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		void SetChildren()
		{
            // Get scene name, based on scene.unity filename.
            string sceneName = System.IO.Path.GetFileName(EditorApplication.currentScene);
            sceneName = sceneName.Substring(0, sceneName.Length - ".unity".Length);

            Transform parent = Selection.activeTransform;
            SpeechAnimation speechAnimation = parent.GetComponent<SpeechAnimation>();

            int frameCount = int.Parse(m_FrameCount);
            speechAnimation.SpriteFrames = new Sprite[frameCount];

            for (int i = 0; i < frameCount; ++i)
            {
                speechAnimation.SpriteFrames[i] = AssetDatabase.LoadAssetAtPath("Assets/Sprites/" + sceneName + "/" + m_FolderName + "/" + m_FolderName + "_" + i + ".png", typeof(Sprite)) as Sprite;
            }


            int index = 0;
            string oldName = "";
            SpriteRenderer spriteRenderer = null;
            string folderName = "";

            foreach (Transform child in parent.transform)
            {
                if (index == 0)
                {
                    folderName = m_BodyName;
                }
                else if (index == 1)
                {
                    folderName = m_FolderName;
                }

                // Rename children with prefix and add _0 at the end.
                oldName = child.name;
                child.name = folderName + "_0";
                KishiTechUnity.KishiTechDebug.KTDebug.Instance().Log("Renamed child \'" + oldName + "\' to \'" + child.name + "\'");

                // Associate the prefix_0.png sprite filename to the object's SpriteRenderer.
                spriteRenderer = child.GetComponent<SpriteRenderer>();
                spriteRenderer.sprite = AssetDatabase.LoadAssetAtPath("Assets/Sprites/" + sceneName + "/" + folderName + "/" + folderName + "_0.png", typeof(Sprite)) as Sprite;

                ++index;
            }

			ShowNotification(new GUIContent("Done."));
		}

    } // public class SetSpeechFrames : EditorWindow

} // namespace KishiTechUnity