1677933 - Pinch-to-zoom on touchscreens does not work on PDFs

Status: VERIFIED FIXED

(Firefox :: PDF Viewer, defect, P1)

Description

[Bala M:BalaM314]

User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:83.0) Gecko/20100101 Firefox/83.0

Steps to reproduce:

Open a PDF on a device with a touchscreen and use the two-finger zoom gesture(pinch-to-zoom).

Actual results:

Nothing

Expected results:

The pdf should zoom in and out, like if you did the same gesture on a touchpad

Comment 1

[Kartikaya Gupta (email:[e-mail])]

This will need to be implemented in pdf.js

Comment 2

[BugBot [:suhaib / :marco/ :calixte]]

The severity field is not set for this bug.
:bdahl, could you have a look please?

For more information, please visit auto_nag documentation.

Comment 3

[Marco Castelluccio [:marco]]

Bumping severity since on mobile this is super important.

Comment 4

[Calixte Denizet (:calixte)]

Attachment: pr 15886: Add the pinch-to-zoom feature (bug 1677933)

Comment 5

[Botond Ballo [:botond]]

This is really neat -- thanks for fixing this, Calixte!

Comment 6

[Ciprian Georgiu, Desktop QA]

I have reproduced this bug using an affected Nightly build from 2023-01-01, on a touchscreen laptop with Win 10 x64.

The issue is verified as fixed on latest Beta 110.0b3 under Win 10 x64.