How to use the expo-print.Orientation function in expo-print
To help you get started, we’ve selected a few expo-print examples, based on popular ways it is used in public projects.
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expo / expo / apps / native-component-list / src / screens / PrintScreen.tsx View on Github 
_printHTMLLandscapeAsync = async () => {
return this._printHTMLAsync(Print.Orientation.landscape);
}_printHTMLLandscapeAsync = async () => {
return this._printHTMLAsync(Print.Orientation.landscape);
}; _printHTMLAsync = async (orientation = Print.Orientation.portrait) => {
const { selectedPrinter } = this.state;
try {
await Print.printAsync({
html: 'Dear Friend! <b>Happy</b> Birthday, enjoy your day! 🎈',
printerUrl: selectedPrinter && selectedPrinter.url,
orientation,
});
} catch (e) {
Alert.alert('Something went wrong: ', e.message);
}
}; _printHTMLAsync = async (orientation: string = Print.Orientation.portrait) => {
const { selectedPrinter } = this.state;
try {
await Print.printAsync({
html: 'Dear Friend! <b>Happy</b> Birthday, enjoy your day! 🎈',
printerUrl: selectedPrinter && selectedPrinter.url,
orientation,
});
} catch (e) {
Alert.alert('Something went wrong: ', e.message);
}
}expo-print
Provides an API for iOS (AirPrint) and Android printing functionality.
