@capacitor-mlkit/translation

Unofficial Capacitor plugin for ML Kit Translation.¹

Installation

npm install @capacitor-mlkit/translation
npx cap sync

Android

Variables

This plugin will use the following project variables (defined in your app’s variables.gradle file):

$mlkitTranslateVersion version of com.google.mlkit:translate (default: 17.0.1)

Configuration

No configuration required for this plugin.

Demo

A working example can be found here: robingenz/capacitor-mlkit-plugin-demo

Usage

import { Translation, Language } from '@capacitor-mlkit/translation';

const deleteDownloadedModel = async () => {
  await Translation.deleteDownloadedModel({
    language: Language.English,
  });
};

const downloadModel = async () => {
  await Translation.downloadModel({
    language: Language.English,
  });
};

const getDownloadedModels = async () => {
  const { languages } = await Translation.getDownloadedModels();
  return languages;
};

const translate = async () => {
  const { text } = await Translation.translate({
    text: 'Good morning!',
    sourceLanguage: Language.English,
    targetLanguage: Language.German,
  });
  return text;
};

deleteDownloadedModel(...)

deleteDownloadedModel(options: DeleteDownloadedModelOptions) => Promise<void>

Delete the language model for the given language.

Only available on Android and iOS.

Param	Type
`options`	`DeleteDownloadedModelOptions`

Since: 0.0.1

downloadModel(...)

downloadModel(options: DownloadModel) => Promise<void>

Download a language model for offline translation.

Language models are around 30MB in size, so be sure to only download the models you need and only download them using a WiFi connection unless the user has specified otherwise.

Only available on Android and iOS.

Param	Type
`options`	`DownloadModel`

Since: 0.0.1

getDownloadedModels()

getDownloadedModels() => Promise<GetDownloadedModelsResult>

Get the languages for which a model has been downloaded.

Only available on Android and iOS.

Returns: Promise<GetDownloadedModelsResult>

Since: 0.0.1

translate(...)

translate(options: TranslateOptions) => Promise<TranslateResult>

Translate the given text.

If the language model for the given source and target languages is not downloaded, it will be downloaded automatically which may take some time. If you want to avoid this, use the downloadModel(...) method to download the model first.

Only available on Android and iOS.

Param	Type
`options`	`TranslateOptions`

Returns: Promise<TranslateResult>

Since: 0.0.1

Interfaces

DeleteDownloadedModelOptions

Prop	Type	Description	Since
`language`	`Language`	The language for which to delete the model.	0.0.1

DownloadModel

Prop	Type	Description	Since
`language`	`Language`	The language to download the model for.	0.0.1

GetDownloadedModelsResult

Prop	Type	Description
`languages`	`Language[]`	The languages for which a model has been downloaded.

TranslateResult

Prop	Type	Description	Since
`text`	`string`	The translated text.	0.0.1

TranslateOptions

Prop	Type	Description	Since
`text`	`string`	The text to translate.	0.0.1
`sourceLanguage`	`Language`	The source language of the text. If you don't know the source language, you can use the `Language</a> Identification` plugin to detect it.	0.0.1
`targetLanguage`	`Language`	The target language to translate the text to.	0.0.1

Enums

Language

Members	Value	Since
`Afrikaans`	`'af'`	0.0.1
`Arabic`	`'ar'`	0.0.1
`Belarusian`	`'be'`	0.0.1
`Bulgarian`	`'bg'`	0.0.1
`Bengali`	`'bn'`	0.0.1
`Catalan`	`'ca'`	0.0.1
`Czech`	`'cs'`	0.0.1
`Welsh`	`'cy'`	0.0.1
`Danish`	`'da'`	0.0.1
`German`	`'de'`	0.0.1
`Greek`	`'el'`	0.0.1
`English`	`'en'`	0.0.1
`Esperanto`	`'eo'`	0.0.1
`Spanish`	`'es'`	0.0.1
`Estonian`	`'et'`	0.0.1
`Persian`	`'fa'`	0.0.1
`Finnish`	`'fi'`	0.0.1
`French`	`'fr'`	0.0.1
`Irish`	`'ga'`	0.0.1
`Galician`	`'gl'`	0.0.1
`Gujarati`	`'gu'`	0.0.1
`Hebrew`	`'he'`	0.0.1
`Hindi`	`'hi'`	0.0.1
`Croatian`	`'hr'`	0.0.1
`Haitian`	`'ht'`	0.0.1
`Hungarian`	`'hu'`	0.0.1
`Indonesian`	`'id'`	0.0.1
`Icelandic`	`'is'`	0.0.1
`Italian`	`'it'`	0.0.1
`Japanese`	`'ja'`	0.0.1
`Georgian`	`'ka'`	0.0.1
`Kannada`	`'kn'`	0.0.1
`Korean`	`'ko'`	0.0.1
`Lithuanian`	`'lt'`	0.0.1
`Latvian`	`'lv'`	0.0.1
`Macedonian`	`'mk'`	0.0.1
`Marathi`	`'mr'`	0.0.1
`Malay`	`'ms'`	0.0.1
`Maltese`	`'mt'`	0.0.1
`Dutch`	`'nl'`	0.0.1
`Norwegian`	`'no'`	0.0.1
`Polish`	`'pl'`	0.0.1
`Portuguese`	`'pt'`	0.0.1
`Romanian`	`'ro'`	0.0.1
`Russian`	`'ru'`	0.0.1
`Slovak`	`'sk'`	0.0.1
`Slovenian`	`'sl'`	0.0.1
`Albanian`	`'sq'`	0.0.1
`Swedish`	`'sv'`	0.0.1
`Swahili`	`'sw'`	0.0.1
`Tamil`	`'ta'`	0.0.1
`Telugu`	`'te'`	0.0.1
`Thai`	`'th'`	0.0.1
`Tagalog`	`'tl'`	0.0.1
`Turkish`	`'tr'`	0.0.1
`Ukrainian`	`'uk'`	0.0.1
`Urdu`	`'ur'`	0.0.1
`Vietnamese`	`'vi'`	0.0.1
`Chinese`	`'zh'`	0.0.1

Terms & Privacy

This plugin uses the Google ML Kit:

Changelog

See CHANGELOG.md.

License

See LICENSE.

This project is not affiliated with, endorsed by, sponsored by, or approved by Google LLC or any of their affiliates or subsidiaries. ↩