Struct CssUnicodeRange

Namespace

Egami.Css

Assembly

Egami.Css.dll

A range of code points from unicode-range, such as U+0000-00FF.

public readonly record struct CssUnicodeRange : IEquatable<CssUnicodeRange>

Implements

IEquatable<CssUnicodeRange>

Inherited Members

ValueType.Equals(object)

ValueType.GetHashCode()

object.Equals(object, object)

object.GetType()

object.ReferenceEquals(object, object)

Examples

bool isFont = CssFont.TryParse("italic bold 14px/1.4 \"Source Sans 3\", sans-serif", out CssFont? font);
CssFontWeight weight = font!.Weight;                     // 700
foreach (CssFontFamily family in font.Families!.Families)
{
    Console.WriteLine($"{family.Name} (generic: {family.IsGeneric})");
}

bool isFamilyList = CssFontFamilyList.TryParse("Georgia, serif", out CssFontFamilyList? families);
bool isWeight = CssFontWeight.TryParse("bolder", out CssFontWeight bolder);
double resolved = bolder.Kind == CssFontWeightKind.Bolder ? bolder.Resolve(400) : bolder.Value; // 700

// @font-face descriptors.
CssStyleSheet sheet = CssStyleSheet.Parse("""
    @font-face {
      font-family: "Inter";
      src: local("Inter"), url(inter.woff2) format("woff2") tech(variations);
      font-weight: 100 900;
      unicode-range: U+0000-00FF, U+20AC;
    }
    """);
CssFontFace face = ((CssFontFaceRule)sheet.Rules[0]).FontFace;
CssFontSource source = face.Sources[1];                  // inter.woff2, format woff2, tech variations
CssRange weights = face.Weight!.Value;                   // 100 to 900
CssUnicodeRange latin = face.UnicodeRanges[0];           // U+0-FF

Constructors

CssUnicodeRange(int, int)

A range of code points from unicode-range, such as U+0000-00FF.

public CssUnicodeRange(int Start, int End)

Parameters

Start int

The first code point.

End int

The last code point (inclusive).

Examples

bool isFont = CssFont.TryParse("italic bold 14px/1.4 \"Source Sans 3\", sans-serif", out CssFont? font);
CssFontWeight weight = font!.Weight;                     // 700
foreach (CssFontFamily family in font.Families!.Families)
{
    Console.WriteLine($"{family.Name} (generic: {family.IsGeneric})");
}

bool isFamilyList = CssFontFamilyList.TryParse("Georgia, serif", out CssFontFamilyList? families);
bool isWeight = CssFontWeight.TryParse("bolder", out CssFontWeight bolder);
double resolved = bolder.Kind == CssFontWeightKind.Bolder ? bolder.Resolve(400) : bolder.Value; // 700

// @font-face descriptors.
CssStyleSheet sheet = CssStyleSheet.Parse("""
    @font-face {
      font-family: "Inter";
      src: local("Inter"), url(inter.woff2) format("woff2") tech(variations);
      font-weight: 100 900;
      unicode-range: U+0000-00FF, U+20AC;
    }
    """);
CssFontFace face = ((CssFontFaceRule)sheet.Rules[0]).FontFace;
CssFontSource source = face.Sources[1];                  // inter.woff2, format woff2, tech variations
CssRange weights = face.Weight!.Value;                   // 100 to 900
CssUnicodeRange latin = face.UnicodeRanges[0];           // U+0-FF

Properties

End

The last code point (inclusive).

public int End { get; init; }

Property Value

int

Start

The first code point.

public int Start { get; init; }

Property Value

int

Methods

Contains(int)

Gets whether the range contains a code point.

public bool Contains(int codePoint)

Parameters

codePoint int

The code point.

Returns

bool

True when it lies in the range.

ToString()

Formats the range as CSS text, such as U+0-FF.

public override string ToString()

Returns

string

The text.