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love-android/jni/love/src/common/Variant.h
T

85 lines
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C++

/**
* Copyright (c) 2006-2015 LOVE Development Team
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
**/
#ifndef LOVE_VARIANT_H
#define LOVE_VARIANT_H
#include "common/runtime.h"
#include "common/Object.h"
#include <cstring>
#include <vector>
#include <utility>
namespace love
{
class Variant : public love::Object
{
public:
Variant();
Variant(bool boolean);
Variant(double number);
Variant(const char *string, size_t len);
Variant(char c);
Variant(void *userdata);
Variant(love::Type udatatype, void *userdata);
Variant(std::vector<std::pair<Variant*, Variant*> > *table);
virtual ~Variant();
static Variant *fromLua(lua_State *L, int n, bool allowTables = true);
void toLua(lua_State *L);
enum Type
{
UNKNOWN = 0,
BOOLEAN,
NUMBER,
CHARACTER,
STRING,
LUSERDATA,
FUSERDATA,
NIL,
TABLE
} type;
union
{
bool boolean;
char character;
double number;
struct
{
const char *str;
size_t len;
} string;
void *userdata;
std::vector<std::pair<Variant*, Variant*> > *table;
} data;
private:
love::Type udatatype;
bits flags;
}; // Variant
} // love
#endif // LOVE_VARIANT_H