Lib.rs

Cargo Features

[dependencies]
read-fonts = { version = "0.27.1", default-features = false, features = ["std", "scaler_test", "ift", "experimental_traverse", "spec_next", "serde", "libm"] }

std default experimental_traverse?

Enables std of font-types

Affects read-fonts::collections…

codegen_test scaler_test

ift

experimental support for incremental font transfer (https://www.w3.org/TR/IFT/) code behind this feature does not honor semver and may break at any time.

Affects table_provider::TableProvider.ift, table_provider::TableProvider.iftx, tables::ift…

experimental_traverse = std

this feature is not stable, but provides untyped traversal of font tables.
we do not consider this feature public API for the purposes of semver.

Affects read-fonts::traversal…

spec_next

Enables experimental implementations of proposed changes to the spec as discussed at https://github.com/harfbuzz/boring-expansion-spec

default = std

The std feature is set by default whenever read-fonts is added without default-features = false somewhere in the dependency tree.

serde

Enables serde, serde of font-types

libm

Enables core_maths