chromium/src/third_party/blink/renderer/modules/delegated_ink/delegated_ink_trail_presenter.idl

// Copyright 2020 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://github.com/WICG/ink-enhancement

[
    RuntimeEnabled=DelegatedInkTrails,
    Exposed=Window
] interface DelegatedInkTrailPresenter {
    [CallWith=ScriptState] void updateInkTrailStartPoint(PointerEvent evt, InkTrailStyle style);

    readonly attribute Element? presentationArea;
    readonly attribute unsigned long expectedImprovement;
};