On Wed, May 27, 2026 at 6:21 AM Mike Taylor <[email protected]> wrote:
> On 5/26/26 11:33 p.m., Chromestatus wrote: > > *Contact emails* > [email protected] > > *Specification* > https://drafts.csswg.org/css-shapes-1/#funcdef-basic-shape-polygon > > *Summary* > Allows an optional corner-rounding parameter in the polygon() CSS shape > function. Developers can specify a length value to round polygon corners > without manually computing bezier curves. Interactive demo: > https://codepen.io/yisi/pen/NPRLEQN CSSWG issue: > https://github.com/w3c/csswg-drafts/issues/9843 > > *Blink component* > Blink>CSS > <https://issues.chromium.org/issues?q=customfield1222907:%22Blink%3ECSS%22> > > *Web Feature ID* > shape-function <https://webstatus.dev/features/shape-function> > > *Motivation* > Rounded polygons are a common design pattern on the web. Without this > feature, developers who want rounded corners on a polygon shape must > manually compute bezier control points or use workarounds such as SVG clip > paths. The polygon() round parameter makes this directly expressible in > CSS, reducing complexity and improving maintainability. > > *Initial public proposal* > *No information provided* > > *TAG review* > *No information provided* > > Did TAG ever look at this? > FWIW, the TAG has not looked at this ( https://github.com/w3ctag/design-reviews/issues?q=is%3Aissue%20state%3Aclosed%20funcdef-basic-shape-polygon), but for such a small addition that's already been approved by the CSSWG, it's unlikely we'd have significant comments. Jeffrey > *TAG review status* > Not applicable > > *Goals for experimentation* > None > > *Risks* > > > *Interoperability and Compatibility* > *No information provided* > > *Gecko*: No signal ( > https://github.com/mozilla/standards-positions/issues/1197) > > *WebKit*: No signal ( > https://github.com/WebKit/standards-positions/issues/474) > > *Web developers*: No signals > > *Other signals*: > > *WebView application risks* > > Does this intent deprecate or change behavior of existing APIs, such that > it has potentially high risk for Android WebView-based applications? > *No information provided* > > > *Debuggability* > *No information provided* > > *Will this feature be supported on all six Blink platforms (Windows, Mac, > Linux, ChromeOS, Android, and Android WebView)?* > Yes > > *Is this feature fully tested by web-platform-tests > <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>?* > Yes > > > *Flag name on about://flags* > *No information provided* > > *Finch feature name* > CSSPolygonRounding > > *Rollout plan* > Will ship enabled for all users > > *Requires code in //chrome?* > False > > *Tracking bug* > https://issues.chromium.org/issues/329302249 > > *Estimated milestones* > Shipping on desktop 150 > Shipping on Android 150 > Shipping on WebView 150 > > *Anticipated spec changes* > > Open questions about a feature may be a source of future web compat or > interop issues. Please list open issues (e.g. links to known github issues > in the project for the feature specification) whose resolution may > introduce web compat/interop risk (e.g., changing to naming or structure of > the API in a non-backward-compatible way). > *No information provided* > > *Link to entry on the Chrome Platform Status* > https://chromestatus.com/feature/6636392944893952?gate=6487513336250368 > > This intent message was generated by Chrome Platform Status > <https://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 [email protected]. > To view this discussion visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/6a166602.6150b87d.5abd3.0041.GAE%40google.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/6a166602.6150b87d.5abd3.0041.GAE%40google.com?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 [email protected]. > To view this discussion visit > https://groups.google.com/a/chromium.org/d/msgid/blink-dev/1003720b-1c2a-40a8-b67e-f4742c060099%40chromium.org > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/1003720b-1c2a-40a8-b67e-f4742c060099%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 [email protected]. To view this discussion visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CANh-dX%3Dcpx5i2ix5tckJQKbG6rz5eLJO_reVdOHYzOacdG2C-Q%40mail.gmail.com.
