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/*
* This source file is part of MyGUI. For the latest info, see http://mygui.info/
* Distributed under the MIT License
* (See accompanying file COPYING.MIT or copy at http://opensource.org/licenses/MIT)
*/
#ifndef MYGUI_VERSION_H_
#define MYGUI_VERSION_H_
#include "MyGUI_Prerequest.h"
#include "MyGUI_Types.h"
#include "MyGUI_StringUtility.h"
namespace MyGUI
{
class MYGUI_EXPORT Version
{
public:
Version(uint8_t _major = 0, uint8_t _minor = 0, uint16_t _patch = 0) :
mMajor(_major),
mMinor(_minor),
mPatch(_patch)
{
}
friend bool operator<(Version const& a, Version const& b)
{
return (a.mMajor < b.mMajor) ? true : (a.mMinor < b.mMinor);
}
friend bool operator>=(Version const& a, Version const& b)
{
return !(a < b);
}
friend bool operator>(Version const& a, Version const& b)
{
return (b < a);
}
friend bool operator<=(Version const& a, Version const& b)
{
return !(a > b);
}
friend bool operator==(Version const& a, Version const& b)
{
return !(a < b) && !(a > b);
}
friend bool operator!=(Version const& a, Version const& b)
{
return !(a == b);
}
friend std::ostream& operator<<(std::ostream& _stream, const Version& _value)
{
_stream << _value.print();
return _stream;
}
friend std::istream& operator>>(std::istream& _stream, Version& _value)
{
std::string value;
_stream >> value;
_value = parse(value);
return _stream;
}
uint8_t getMajor() const
{
return mMajor;
}
uint8_t getMinor() const
{
return mMinor;
}
uint16_t getPatch() const
{
return mPatch;
}
std::string print() const
{
if (mPatch == 0)
return utility::toString(mMajor, ".", mMinor);
return utility::toString(mMajor, ".", mMinor, ".", mPatch);
}
static Version parse(std::string_view _value)
{
const std::vector<std::string>& vec = utility::split(_value, ".");
if (vec.empty())
return {};
uint8_t major = utility::parseValue<uint8_t>(vec[0]);
uint8_t minor = vec.size() > 1 ? utility::parseValue<uint8_t>(vec[1]) : 0;
uint16_t patch = vec.size() > 2 ? utility::parseValue<uint16_t>(vec[2]) : 0;
return {major, minor, patch};
}
private:
uint8_t mMajor;
uint8_t mMinor;
uint16_t mPatch;
};
} // namespace MyGUI
#endif // MYGUI_VERSION_H_
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