ash/public/interfaces/highlighter_controller.mojom

// Copyright 2017 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.

module ash.mojom;

import "ui/gfx/geometry/mojo/geometry.mojom";

// Interface for ash client (e.g. Chrome) to connect to the highlighter
// controller, the component implementing on-screen content selection
// with a stylus.
interface HighlighterController {
  // Sets the client interface.
  SetClient(HighlighterControllerClient client);

  // Exits the highlighter mode if it is currently enabled.
  ExitHighlighterMode();
};

// Interface for ash to notify the client (e.g. Chrome) about the highlighter
// selection and state.
interface HighlighterControllerClient {
  // Called when when a valid selection is made. Selected rectangle is in
  // screen coordinates, clipped to screen bounds if necessary.
  HandleSelection(gfx.mojom.Rect rect);

  // Called when the highlighter tool becomes enabled or disabled.
  HandleEnabledStateChange(bool enabled);
};