Struct zng::font::HYPHENATION

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pub struct HYPHENATION;
Expand description

Hyphenation service.

Note that dictionary data is required to support a language, if the feature "hyphenation_embed_all" is enabled dictionaries for all supported languages is embedded, otherwise dictionaries must be loaded using a HyphenationDataSource.

You can use the HyphenationDataDir to use external files, see the hyphenation for more details about the data files.

Implementations§

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impl HYPHENATION

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pub fn init_data_source(&self, source: impl HyphenationDataSource)

Set the hyphenation dictionaries source and clear cache.

Note that this applies immediately and does not notify, it should only be called once during app init.

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pub fn hyphenate(&self, lang: &Lang, word: &str) -> Vec<usize>

Try to hyphenate the word using the lang dictionary and rules.

Returns a vector of indexes that allow a line break.

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pub fn hyphenate_opt(&self, lang: &Lang, word: &str) -> Option<Vec<usize>>

Try to hyphenate the word using the lang dictionary and rules.

Returns a vector of indexes that allow a line break. Returns None if the lang is not supported or the word contains non-word characters.

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pub fn lang_to_hyphenation_language(&self, lang: &Lang) -> Option<Language>

Get the best hyphenation::Language for the lang.

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pub fn hyphenate_opt_language( &self, word: &str, lang: Language, ) -> Option<Vec<usize>>

Hyphenate with language already resolved.

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