JSONValue.h

/*
 * File JSONValue.h part of the SimpleJSON Library - http://mjpa.in/json
 *
 * Copyright (C) 2010 Mike Anchor
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#ifndef _JSONVALUE_H_
#define _JSONVALUE_H_

#include <vector>
#include <string>

#include "JSON.h"

class JSON;

enum JSONType { JSONType_Null, JSONType_String, JSONType_Bool, JSONType_Number, JSONType_Array, JSONType_Object };

class JSONValue
{
        friend class JSON;

        public:
                JSONValue(/*NULL*/);
                JSONValue(const wchar_t *m_char_value);
                JSONValue(const std::wstring &m_string_value);
                JSONValue(bool m_bool_value);
                JSONValue(double m_number_value);
                JSONValue(int m_integer_value);
                JSONValue(const JSONArray &m_array_value);
                JSONValue(const JSONObject &m_object_value);
                JSONValue(const JSONValue &m_source);
                ~JSONValue();

                bool IsNull() const;
                bool IsString() const;
                bool IsBool() const;
                bool IsNumber() const;
                bool IsArray() const;
                bool IsObject() const;

                const std::wstring &AsString() const;
                bool AsBool() const;
                double AsNumber() const;
                const JSONArray &AsArray() const;
                const JSONObject &AsObject() const;

                std::size_t CountChildren() const;
                bool HasChild(std::size_t index) const;
                JSONValue *Child(std::size_t index);
                bool HasChild(const wchar_t* name) const;
                JSONValue *Child(const wchar_t* name);
                std::vector<std::wstring> ObjectKeys() const;

                std::wstring Stringify(bool const prettyprint = false) const;
        protected:
                static JSONValue *Parse(const wchar_t **data);

        private:
                static std::wstring StringifyString(const std::wstring &str);
                std::wstring StringifyImpl(size_t const indentDepth) const;
                static std::wstring Indent(size_t depth);

                JSONType type;

                union
                {
                        bool bool_value;
                        double number_value;
                        std::wstring *string_value;
                        JSONArray *array_value;
                        JSONObject *object_value;
                };

};

#endif