javascript - What libraries have a zoom-to-fit rectangle selector for an image? -


i'm looking javascript/jquery library allow me use rectangle selector on image (like this) , zoom selected area fit canvas. i've searched everywhere , can't find matches description.

the rectangle selector need able retain specified aspect ratio well, point in right direction out immensely.

like third example @ jcrop ? https://htmlpreview.github.io/?https://raw.githubusercontent.com/tapmodo/jcrop/master/demos/tutorial3.html


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