E:/Programming/MyProject/K_Game_hg/GameEngine/include/core/Utils.h

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// Copyright 2006-2011 by Kat'Oun

#ifndef _UTILS_H_
#define _UTILS_H_

#include <EngineConfig.h>
#include <core/Types.h>

#include <string>
#include <vector>

namespace core
{

inline ENGINE_PUBLIC_EXPORT void stringTrim(std::string& str, const std::string& whitespace = " \t\n", bool left = true, bool right = true);
inline ENGINE_PUBLIC_EXPORT void stringToLower(std::string& str);
inline ENGINE_PUBLIC_EXPORT void stringToUpper(std::string& str);

inline ENGINE_PUBLIC_EXPORT s32 stringToInt(std::string& str);
inline ENGINE_PUBLIC_EXPORT f32 stringToFloat(std::string& str);

inline ENGINE_PUBLIC_EXPORT std::string intToString(u32 i);
inline ENGINE_PUBLIC_EXPORT std::string intToString(s32 i);
inline ENGINE_PUBLIC_EXPORT std::string floatToString(f32 f);

inline ENGINE_PUBLIC_EXPORT std::vector<std::string> splitString(const std::string& str, const std::string& delims = "\t\n ", u32 maxSplits = 0);

inline ENGINE_PUBLIC_EXPORT bool powerOfTwo(u32 num);
inline ENGINE_PUBLIC_EXPORT bool powerOfTwo(u64 num);

inline ENGINE_PUBLIC_EXPORT u32 fixedToFixed(u32 value, u32 n, u32 p);
inline ENGINE_PUBLIC_EXPORT u32 floatToFixed(const f32 value, const u32 bits);
inline ENGINE_PUBLIC_EXPORT f32 fixedToFloat(u32 value, u32 bits);
inline ENGINE_PUBLIC_EXPORT u16 floatToHalf(f32 i);
inline ENGINE_PUBLIC_EXPORT f32 halfToFloat(u16 y);

static const std::string STRING_BLANK = "";

} // end namespace core

#endif