This project is simple use of viwerjs library in Angular
Install our package npm i viwerjs-ang
then install npm i viwerjs
import css from viwerjs
@import '~viewerjs/dist/viewer.css';
add directive viwerjsAngPreview on any image you want to show preview.
also you can pass options for custom chagnes
more information check viwerjs library
Example :
<img viwerjsAngPreview width="200" [options]="{}" src="https://cdn.pixabay.com/photo/2015/04/23/22/00/tree-736885__480.jpg" />