public static void RebuildAllUIAtlas()
        {
            int startPos = GPathStaticAPI.ProjectPath.Length;

            string[] files = Directory.GetFiles(Application.dataPath, "*.fnt", SearchOption.AllDirectories);
            if (files != null && files.Length > 0)
            {
                for (int i = 0, length = files.Length; i < length; i++)
                {
                    GEditorTexturePackerImporter.DoRebuildNGUIAtlas(files[i].Substring(startPos));
                }
            }
        }
        public static void RebuildUIAtlas()
        {
            TextAsset selected = Selection.activeObject as TextAsset;

            GEditorTexturePackerImporter.DoRebuildNGUIAtlas(AssetDatabase.GetAssetPath(selected));
        }