1879281 - Free Highlighting in PDF will lag behind the mouse cursor

Status: VERIFIED FIXED

(Firefox :: PDF Viewer, defect, P1)

Description

[Rares Doghi, Desktop QA]

Attachment: Lag.mp4

Found in

• Nightly 124.0a1 (2024-02-07)

Affected versions

• Nightly 124.0a1 (2024-02-07)

Affected platforms

• ALL

Steps to reproduce

1. Open any PDF.
2. Enable the Highlight tool.
3. Start to Free Highlight from a specific point and drag the mouse cursor in any direction.

Expected result

• The Highlight Should start and Stop exactly where the Mouse cursor is.

Actual result

• The Highlight Tool will start working after the user dragged the mouse cursor a few pixels.
  If the user reaches the end of a document he might not be able to Highlight the last few pixels because the user has to go out of bounds for the Highlight to Follow all the way to the end.

Regression range
Not Applicable

Comment 1

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

:rdoghi, if you think that's a regression, could you try to find a regression range using for example mozregression?

Comment 2

[BMO Github Automation]

Attachment: [mozilla/pdf.js] [Editor] Ends a free highlight where the mouse pointer is (bug 1879281) (#17664)

Comment 3

[Rares Doghi, Desktop QA]

Verified as fixed in our latest Nightly 124.0a1 (2024-02-17).