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/**********************************************************************
Audacity: A Digital Audio Editor
ProjectFormatVersion.h
Dmitry Vedenko
**********************************************************************/
#pragma once
#include <cstdint>
/*!
@brief A structure that holds the project version.
aup3 file format stores version as a 32 bit integer. This class is used for easier interop
with the user_version field of the project file.
*/
struct PROJECT_API ProjectFormatVersion final
{
uint8_t Major { 0 };
uint8_t Minor { 0 };
uint8_t Revision { 0 };
uint8_t ModLevel { 0 };
// Create ProjectFormatVersion from the uint32_t value
static ProjectFormatVersion FromPacked(uint32_t) noexcept;
//! Returns a version packed to 32-bit integer.
uint32_t GetPacked() const noexcept;
//! Returns true if version is valid, i.e. Major != 0
bool IsValid() const noexcept;
};
PROJECT_API bool operator==(ProjectFormatVersion lhs, ProjectFormatVersion rhs) noexcept;
PROJECT_API bool operator!=(ProjectFormatVersion lhs, ProjectFormatVersion rhs) noexcept;
PROJECT_API bool operator<(ProjectFormatVersion lhs, ProjectFormatVersion rhs) noexcept;
//! This constant represents the current version of Audacity
PROJECT_API extern const ProjectFormatVersion SupportedProjectFormatVersion;
//! This is a helper constant for the "most compatible" project version with the value (3, 0, 0, 0).
PROJECT_API extern const ProjectFormatVersion BaseProjectFormatVersion;
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