Unity3d Atlas json格式化

    public static string JsonTree(string json)
    {
        int level = 0;
        var jsonArr = json.ToArray(); 
        string jsonTree = string.Empty;
        for (int i = 0; i < json.Length; i++)
        {
            char c = jsonArr[i];
            if (level > 0 && ‘\n‘ == jsonTree.ToArray()[jsonTree.Length - 1])
            {
                jsonTree += TreeLevel(level);
            }
            switch (c)
            {
                case ‘{‘:
                    jsonTree += c + "\n";
                    level++;

                    break;
                case ‘,‘:
                    jsonTree += c + "\n";
                    break;
                case ‘}‘:
                    jsonTree += "\n";
                    level--;
                    jsonTree += TreeLevel(level);
                    jsonTree += c;
                    break;
                default:
                    jsonTree += c;
                    break;
            }
        }
        return jsonTree;
    }

    private static string TreeLevel(int level)
    {
        string leaf = string.Empty;
        for (int t = 0; t < level; t++)
        {
            leaf += "\t";
        }
        return leaf;
    }