Represents range of character codes.

Represents collection of unique CodeRange objects. All CodeRange objects within collection not intersect and sorted by First field.

The font subset builder.

Unique identifier of font in various font processing algorithms of C1Preview:

• font substitution
• font embedding

Class for support character shaping (Arabic, Indic etc.).

The font object for build subsets.

TTF files are stored in big-endian format, we need special readers and writers

Big endian binary writer.

The parameters table for the Character Variant features.

Base class for the Feature Parameters tables.

Provides information about how to use the glyphs in a font to render a script or language.

Identifies the typographic feature in the OpenType font.

Contains information for vertical or horizontal text, and can contain kerning values or minimum values.

Define the glyphs in each ligature.

The parameters table for the Stylistic Set features.

Defines any combination of X and Y values (in design units) to add to the placement and advance values provided in the font.

Contains index of the glyph and its mapping to the corresponding code point.

Raw (binary font data or file path name) font subset.

The glyph metrics for the font subset.

Identifies features providing information about how to use the glyphs in a font to render a script or language.

Identifies the language system supported in a OpenType font.

Script tags generally correspond to a Unicode script, the associations between them may not always be one-to-one.

Provides additional information on the glyph.