1305447 - [PDF Viewer] Text not rendered transparent on canvas any more

Status: RESOLVED DUPLICATE of bug 1304353

(Firefox :: PDF Viewer, defect)

Description

[Jonas Jenwald [:Snuffleupagus]]

Attachment: issue7674.pdf

STR: Open the attached PDF file in Firefox.

ER: The diagonal text "TOP SECRET" is rendered transparently over the canvas (see screenshot).

AR: The diagonal text is rendered solid, thus obscuring part of the background (see screenshot).

Regression range:
https://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?fromchange=15359139459812abed51ce740a819624f1d8de2d&tochange=51b1f2343ad9544921e68859dfbe9d3c79b00951

Suspected bug:
Jonathan Kew — Bug 1274936 - When <canvas> fillText is using a simple color, draw via the gfxTextRun::Draw code path to get support for COLR and SVG-in-OT fonts. r=bas

Comment 1

[Jonas Jenwald [:Snuffleupagus]]

Attachment: Expected (good) rendering

Comment 2

[Jonas Jenwald [:Snuffleupagus]]

Attachment: Actual (bad) rendering

Comment 3

[Jonathan Kew [:jfkthame]]

Looks like an example of bug 1304353. Can you confirm that it's fixed in latest Nightly?

Comment 4

[Jonathan Kew [:jfkthame]]

Hmm, maybe not until tomorrow's Nightly, actually; I see the patches have only recently merged to central.

Comment 5

[Jonas Jenwald [:Snuffleupagus]]

(In reply to Jonathan Kew (:jfkthame) from comment #3)
> Looks like an example of bug 1304353. Can you confirm that it's fixed in
> latest Nightly?

Yes, it's fixed on central (confirmed with a local build). Thank you!

Comment 6

[Liz Henry (:lizzard) (relman/hg->git project)]

Wontfix for 49, but we still could uplift the fix in bug 1304353.

Comment 7

[Gerry Chang [:gchang]]

Mark 50/51 fixed as bug 1304353 is fixed in 50/51.

Comment 8

[Ritu Kothari (:ritu) (Inactive, please n-i to RyanVM, jcristau, or pascal)]

We don't need to track this as its already fixed.