// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
module blink.mojom;
import "skia/public/mojom/skcolor.mojom";
import "ui/gfx/geometry/mojom/geometry.mojom";
// This struct holds sizing information for the bounding rectangle of an
// element.
struct EditorBoundsInfo {
// The visible bounding rectangle of the element.
gfx.mojom.RectF editor_bounds;
// The area within which stylus scroll input events should initiate
// handwriting for the currently focused element.
gfx.mojom.RectF handwriting_bounds;
};
// This struct holds style information about the currently focused element. It
// contains the data required by the browser to support the subset of
// TextAppearanceInfo attributes Chromium supports. This is used by Android.
// https://developer.android.com/reference/android/view/inputmethod/TextAppearanceInfo
struct TextAppearanceInfo {
// The primary color of the text in the currently focused element.
skia.mojom.SkColor text_color;
};
// This struct holds information about the currently focused element which is
// useful for IMEs. It is used by Android only and exists as the internal
// Chromium representation of the Android CursorAnchorInfo object:
// https://developer.android.com/reference/android/view/inputmethod/CursorAnchorInfo
// They do not share a name to avoid confusion where Java code may need both.
// For each optional field, a missing value means that an update is not
// required for that attribute. An empty but present value (like an empty array)
// implies that the attribute should be updated to the empty value.
// This struct is designed to be extensible as Chromium supports more of
// CursorAnchorInfo's APIs and so exists in its own file for clarity.
struct InputCursorAnchorInfo {
// The bounding rectangles of each character in the currently focused element.
array<gfx.mojom.Rect> character_bounds;
// Positional information of the element.
EditorBoundsInfo editor_bounds_info;
// The style information for the currently focused element.
TextAppearanceInfo text_appearance_info;
// The bounding rectangles of each line in the currently focused element.
array<gfx.mojom.Rect> visible_line_bounds;
};
// An interface exposed by the browser to the renderer which lets the renderer
// send positional/styling information about the currently focused editable
// element. This data is used by the IME to enhance the user's experience.
interface ImeRenderWidgetHost {
// Update the CursorAnchorInfo associated with the focused element.
UpdateCursorAnchorInfo(InputCursorAnchorInfo cursor_anchor_info);
};
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