event_value.h

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00001 /*
00002 **  ClanLib SDK
00003 **  Copyright (c) 1997-2011 The ClanLib Team
00004 **
00005 **  This software is provided 'as-is', without any express or implied
00006 **  warranty.  In no event will the authors be held liable for any damages
00007 **  arising from the use of this software.
00008 **
00009 **  Permission is granted to anyone to use this software for any purpose,
00010 **  including commercial applications, and to alter it and redistribute it
00011 **  freely, subject to the following restrictions:
00012 **
00013 **  1. The origin of this software must not be misrepresented; you must not
00014 **     claim that you wrote the original software. If you use this software
00015 **     in a product, an acknowledgment in the product documentation would be
00016 **     appreciated but is not required.
00017 **  2. Altered source versions must be plainly marked as such, and must not be
00018 **     misrepresented as being the original software.
00019 **  3. This notice may not be removed or altered from any source distribution.
00020 **
00021 **  Note: Some of the libraries ClanLib may link to may have additional
00022 **  requirements or restrictions.
00023 **
00024 **  File Author(s):
00025 **
00026 **    Magnus Norddahl
00027 */
00028 
00031 
00032 #pragma once
00033 
00034 #include "../api_network.h"
00035 
00039 class CL_API_NETWORK CL_NetGameEventValue
00040 {
00041 public:
00042         enum Type
00043         {
00044                 null,
00045                 integer,
00046                 uinteger,
00047                 string,
00048                 boolean,
00049                 number,
00050                 complex
00051         };
00052 
00053         CL_NetGameEventValue();
00054 
00058         CL_NetGameEventValue(int value);
00059 
00063         CL_NetGameEventValue(unsigned int value);
00064 
00068         CL_NetGameEventValue(float value);
00069 
00073         CL_NetGameEventValue(const CL_String &value);
00074 
00078         CL_NetGameEventValue(const CL_StringRef &value);
00079 
00083         CL_NetGameEventValue(const char *str);
00084 
00088         CL_NetGameEventValue(const wchar_t *str);
00089         explicit CL_NetGameEventValue(bool value);
00090 
00094         CL_NetGameEventValue(Type type);
00095 
00099         Type get_type() const;
00100 
00104         bool is_null() const;
00105 
00109         bool is_uinteger() const;
00110 
00114         bool is_integer() const;
00115 
00119         bool is_number() const;
00120 
00124         bool is_string() const;
00125 
00129         bool is_boolean() const;
00130 
00134         bool is_complex() const;
00135 
00136         unsigned int get_member_count() const;
00137         const CL_NetGameEventValue &get_member(unsigned int index) const;
00138 
00142         void add_member(const CL_NetGameEventValue &value);
00143 
00148         void set_member(unsigned int index, const CL_NetGameEventValue &value);
00149 
00150         unsigned int to_uinteger() const;
00151 
00155         int to_integer() const;
00156 
00160         float to_number() const;
00161 
00165         CL_String to_string() const;
00166 
00170         bool to_boolean() const;
00171 
00172         inline operator unsigned int() const { return to_uinteger(); }
00173         inline operator int() const { return to_integer(); }
00174         inline operator float() const { return to_number(); }
00175         inline operator CL_String() const { return to_string(); }
00176         inline operator bool() const { return to_boolean(); }
00177 
00178 private:
00179 
00181         void throw_if_not_complex() const;
00182 
00183         Type type;
00184         union
00185         {
00186                 int value_int;
00187                 unsigned int value_uint;
00188                 float value_float;
00189                 bool value_bool;
00190         };
00191         CL_String value_string;
00192         std::vector<CL_NetGameEventValue> value_complex;
00193 };
00194 
00196