LibXR::Print::Writer::Spec Struct Reference

运行期对单个字段描述字节组的解码视图 / Runtime view of one decoded field specification byte group More...

Public Member Functions
constexpr bool	LeftAlign () const
	判断是否请求了左对齐 / Return whether left alignment is requested
constexpr bool	ForceSign () const
	判断是否请求了显式正号输出 / Return whether explicit plus-sign output is requested
constexpr bool	CenterAlign () const
	判断是否请求了居中对齐 / Return whether center alignment is requested
constexpr bool	SpaceSign () const
	判断是否请求了正值前补空格的符号策略 / Return whether space-sign output for positive values is requested
constexpr bool	Alternate () const
	判断是否请求了备用格式 / Return whether alternate form is requested
constexpr bool	ZeroPad () const
	判断是否请求了零填充 / Return whether zero-padding is requested
constexpr bool	UpperCase () const
	判断是否请求了大写输出 / Return whether uppercase output is requested
constexpr bool	HasPrecision () const
	判断是否显式指定了精度 / Return whether precision was explicitly specified

Data Fields
uint8_t	flags = 0
	FormatFlag bitset / 字段修饰位集合
char	fill = ' '
	field fill character / 字段填充字符
uint8_t	width = 0
	field width, or zero when absent / 字段宽度，未指定时为 0
uint8_t	precision = unspecified_precision

Detailed Description

运行期对单个字段描述字节组的解码视图 / Runtime view of one decoded field specification byte group

Definition at line 187 of file writer.hpp.

Member Function Documentation

Alternate()

bool LibXR::Print::Writer::Spec::Alternate ( ) const

inlinenodiscardconstexpr

判断是否请求了备用格式 / Return whether alternate form is requested

Returns

开启备用格式时返回 true，否则返回 false / Returns true when alternate form is enabled, otherwise false

Definition at line 242 of file writer.hpp.

    {
      return Writer::HasFlag(flags, static_cast<uint8_t>(FormatFlag::Alternate));
    }

CenterAlign()

bool LibXR::Print::Writer::Spec::CenterAlign ( ) const

inlinenodiscardconstexpr

判断是否请求了居中对齐 / Return whether center alignment is requested

Returns

开启居中对齐时返回 true，否则返回 false / Returns true when center alignment is enabled, otherwise false

Definition at line 221 of file writer.hpp.

    {
      return Writer::HasFlag(flags, static_cast<uint8_t>(FormatFlag::CenterAlign));
    }

ForceSign()

bool LibXR::Print::Writer::Spec::ForceSign ( ) const

inlinenodiscardconstexpr

判断是否请求了显式正号输出 / Return whether explicit plus-sign output is requested

Returns

开启显式正号输出时返回 true，否则返回 false / Returns true when explicit plus-sign output is enabled, otherwise false

Definition at line 211 of file writer.hpp.

    {
      return Writer::HasFlag(flags, static_cast<uint8_t>(FormatFlag::ForceSign));
    }

HasPrecision()

bool LibXR::Print::Writer::Spec::HasPrecision ( ) const

inlinenodiscardconstexpr

判断是否显式指定了精度 / Return whether precision was explicitly specified

Returns

显式给出精度时返回 true，否则返回 false / Returns true when precision is present, otherwise false

Definition at line 272 of file writer.hpp.

    {
      return precision != unspecified_precision;
    }

LeftAlign()

bool LibXR::Print::Writer::Spec::LeftAlign ( ) const

inlinenodiscardconstexpr

判断是否请求了左对齐 / Return whether left alignment is requested

Returns

开启左对齐时返回 true，否则返回 false / Returns true when left alignment is enabled, otherwise false

Definition at line 200 of file writer.hpp.

    {
      return Writer::HasFlag(flags, static_cast<uint8_t>(FormatFlag::LeftAlign));
    }

SpaceSign()

bool LibXR::Print::Writer::Spec::SpaceSign ( ) const

inlinenodiscardconstexpr

判断是否请求了正值前补空格的符号策略 / Return whether space-sign output for positive values is requested

Returns

开启空格符号策略时返回 true，否则返回 false / Returns true when the space-sign policy is enabled, otherwise false

Definition at line 232 of file writer.hpp.

    {
      return Writer::HasFlag(flags, static_cast<uint8_t>(FormatFlag::SpaceSign));
    }

UpperCase()

bool LibXR::Print::Writer::Spec::UpperCase ( ) const

inlinenodiscardconstexpr

判断是否请求了大写输出 / Return whether uppercase output is requested

Returns

开启大写输出时返回 true，否则返回 false / Returns true when uppercase output is enabled, otherwise false

Definition at line 262 of file writer.hpp.

    {
      return Writer::HasFlag(flags, static_cast<uint8_t>(FormatFlag::UpperCase));
    }

ZeroPad()

bool LibXR::Print::Writer::Spec::ZeroPad ( ) const

inlinenodiscardconstexpr

判断是否请求了零填充 / Return whether zero-padding is requested

Returns

开启零填充时返回 true，否则返回 false / Returns true when zero-padding is enabled, otherwise false

Definition at line 252 of file writer.hpp.

    {
      return Writer::HasFlag(flags, static_cast<uint8_t>(FormatFlag::ZeroPad));
    }

Field Documentation

fill

char LibXR::Print::Writer::Spec::fill = ' '

field fill character / 字段填充字符

Definition at line 190 of file writer.hpp.

flags

uint8_t LibXR::Print::Writer::Spec::flags = 0

FormatFlag bitset / 字段修饰位集合

Definition at line 189 of file writer.hpp.

precision

uint8_t LibXR::Print::Writer::Spec::precision = unspecified_precision

precision, or unspecified_precision / 字段精度，未指定时为哨兵值

Definition at line 192 of file writer.hpp.

width

uint8_t LibXR::Print::Writer::Spec::width = 0

field width, or zero when absent / 字段宽度，未指定时为 0

Definition at line 191 of file writer.hpp.

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The documentation for this struct was generated from the following file:

• src/core/print/writer.hpp