mirror of
https://github.com/love2d/love.git
synced 2026-08-15 15:51:12 +02:00
Bart van Strien
98d92d3e1f
This means you can now use Variants (used by Channels and love.event, for instance) to send tables as long as they only contain keys and values supported by Variant, AND they are not tables themselves.
84 lines
1.9 KiB
C++
84 lines
1.9 KiB
C++
/**
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* Copyright (c) 2006-2013 LOVE Development Team
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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**/
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#ifndef LOVE_VARIANT_H
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#define LOVE_VARIANT_H
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#include "common/runtime.h"
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#include "common/Object.h"
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#include <cstring>
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#include <vector>
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#include <utility>
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namespace love
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{
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class Variant : public love::Object
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{
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public:
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Variant();
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Variant(bool boolean);
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Variant(double number);
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Variant(const char *string, size_t len);
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Variant(char c);
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Variant(void *userdata);
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Variant(love::Type udatatype, void *userdata);
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Variant(std::vector<std::pair<Variant*, Variant*> > *table);
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virtual ~Variant();
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static Variant *fromLua(lua_State *L, int n, bool allowTables = true);
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void toLua(lua_State *L);
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private:
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enum Type
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{
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UNKNOWN = 0,
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BOOLEAN,
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NUMBER,
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CHARACTER,
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STRING,
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LUSERDATA,
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FUSERDATA,
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NIL,
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TABLE
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} type;
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union
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{
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bool boolean;
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char character;
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double number;
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struct
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{
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const char *str;
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size_t len;
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} string;
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void *userdata;
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std::vector<std::pair<Variant*, Variant*> > *table;
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} data;
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love::Type udatatype;
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bits flags;
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}; // Variant
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} // love
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#endif // LOVE_VARIANT_H
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