They are not yet available on paint worklets (they're not in the idls). It doesn't look like it would be too much work to add them. Looking at the WHATWG spec, it doesn't seem like there would need to be any spec change. Am I correct in assuming that?
On Thu, Oct 21, 2021 at 3:32 PM Alex Russell <slightly...@chromium.org> wrote: > I'm excited to see these move forward. I probably missed it from the > github explainers (which seem pretty IDL heavy, but not particularly > use-case driven?), but which of these will be available on Paint Worklets > as part of this intent? > > On Thursday, October 21, 2021 at 12:07:21 AM UTC-7 Yoav Weiss wrote: > >> Thanks for modernizing Canvas! :) >> >> On Thu, Oct 14, 2021 at 11:06 PM Aaron Krajeski <aaro...@chromium.org> >> wrote: >> >>> >>> *Contact emails*aaro...@chromium.org, fs...@chromium.org >>> >>> *Explainer* >>> https://github.com/fserb/canvas2d >>> https://youtu.be/dfOKFSDG7IM >>> >> >> Great video, thanks for that!! >> >> >>> >>> *Specification* >>> Context Lost Event >>> <https://html.spec.whatwg.org/multipage/indices.html#event-contextlost> >>> Context Restored Event >>> <https://html.spec.whatwg.org/multipage/indices.html#event-contextrestored> >>> Will Read Frequently >>> <https://html.spec.whatwg.org/multipage/canvas.html#concept-canvas-will-read-frequently> >>> New Text Modifiers >>> <https://html.spec.whatwg.org/multipage/canvas.html#canvastextdrawingstyles> >>> Reset >>> <https://html.spec.whatwg.org/multipage/canvas.html#dom-context-2d-reset> >>> >> >> Were the concerns WebKit raised on the issue >> <https://github.com/whatwg/html/issues/5618> addressed? Can you expand >> on that front? >> >> >>> RoundRect >>> >>> <https://html.spec.whatwg.org/multipage/canvas.html#dom-context-2d-roundrect>Conic >>> Gradient >>> >>> <https://html.spec.whatwg.org/multipage/canvas.html#dom-context-2d-createconicgradient> >>> Filters <https://github.com/whatwg/html/pull/6763> (still in progress) >>> >> >> Is the hold-up on the Filters PR editorial or something more fundamental? >> I noticed Mozilla's opposition on their position. Is that something that >> has changed since? >> >> Are these features individually detectable? Do we have reasonable >> developer advice on how we want folks to use those features with backwards >> compat/fallbacks in mind? >> >> >>> >>> *Summary* >>> Updated functionality for the Canvas2D API. Adds seven new >>> features/functions to CanvasRenderingContext2D: >>> >>> - "ContextLost" and "ContextRestored" events >>> - "willReadFrequently" option for canvases where lots of readback is >>> expected >>> - More CSS text modifier support >>> - A reset function >>> - A roundRect draw primitive >>> - Conic gradients >>> - Better support for SVG filters >>> >>> https://github.com/fserb/canvas2d >>> >>> *Blink component* >>> Blink>Canvas >>> <https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3ECanvas> >>> >>> >>> *TAG review status*Resolution: satisfied >>> <https://github.com/w3ctag/design-reviews/issues/627#issuecomment-838726027> >>> >>> *Risks* >>> Security and privacy team expressed concerns with ContextLost and >>> ContextRestored events during the intent to implement phase. These concerns >>> were addressed by re-designing the event to not launch simultaneously >>> across different contexts. >>> >>> *Interoperability and Compatibility* >>> Gecko: In development (https://github.com/whatwg/html/issues/5431 >>> <https://www.chromestatus.com/admin/features/launch/6051647656558592/5?intent=1>) >>> Already implemented conic gradient. Okay with willReadFrequently, >>> transforms and reset. >>> >>> WebKit: Positive (https://github.com/whatwg/html/issues/5619). Positive >>> signal on text modifiers, round rect and color input. >>> >>> Web developers: Positive (https://www.youtube.com/watch?v=dfOKFSDG7IM) >>> CDN talk in December was received very positively. >>> >>> *Signals* >>> Gecko: https://github.com/mozilla/standards-positions/issues/519 >>> WebKit: >>> https://lists.webkit.org/pipermail/webkit-dev/2021-May/031833.html >>> >>> *Is this feature fully tested by* web-platform-tests >>> <https://chromium.googlesource.com/chromium/src/+/master/docs/testing/web_platform_tests.md> >>> ? >>> Yes >>> >>> *Flag name* >>> #new-canvas-2d-api >>> >>> *Requires code in //chrome?* >>> False >>> >>> *Tracking bug* >>> https://bugs.chromium.org/p/chromium/issues/detail?id=1201359 >>> >>> *Estimated milestones* >>> OriginTrial desktop first >>> 95 >>> >>> OriginTrial desktop last >>> 98 >>> >>> OriginTrial android first >>> 95 >>> >>> OriginTrial android last >>> 98 >>> >>> *Link to entry on the Chrome Platform Status* >>> https://www.chromestatus.com/feature/6051647656558592 >>> >>> This intent message was generated by Chrome Platform Status >>> <https://www.chromestatus.com/>. >>> >>> -- >>> >> You received this message because you are subscribed to the Google Groups >>> "blink-dev" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to blink-dev+unsubscr...@chromium.org. >>> >> To view this discussion on the web visit >>> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/eb702e7e-88d6-4b6f-b419-6051511689f1n%40chromium.org >>> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/eb702e7e-88d6-4b6f-b419-6051511689f1n%40chromium.org?utm_medium=email&utm_source=footer> >>> . >>> >> -- You received this message because you are subscribed to the Google Groups "blink-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to blink-dev+unsubscr...@chromium.org. To view this discussion on the web visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAPhTwY2e6vX3NAbWnsEhu-cG53nQb6F7Vm8xArw8zJCScTsuUw%40mail.gmail.com.
