// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// This file was generated by:
// tools/json_schema_compiler/compiler.py.
// NOTE: The format of types has changed. 'FooType' is now
// 'chrome.brailleDisplayPrivate.FooType'.
// Please run the closure compiler before committing changes.
// See https://chromium.googlesource.com/chromium/src/+/main/docs/closure_compilation.md
/**
* @fileoverview Externs generated from namespace: brailleDisplayPrivate
* @externs
*/
/** @const */
chrome.brailleDisplayPrivate = {};
/**
* @enum {string}
*/
chrome.brailleDisplayPrivate.KeyCommand = {
LINE_UP: 'line_up',
LINE_DOWN: 'line_down',
PAN_LEFT: 'pan_left',
PAN_RIGHT: 'pan_right',
TOP: 'top',
BOTTOM: 'bottom',
ROUTING: 'routing',
SECONDARY_ROUTING: 'secondary_routing',
DOTS: 'dots',
CHORD: 'chord',
STANDARD_KEY: 'standard_key',
};
/**
* @typedef {{
* command: !chrome.brailleDisplayPrivate.KeyCommand,
* displayPosition: (number|undefined),
* brailleDots: (number|undefined),
* standardKeyCode: (string|undefined),
* standardKeyChar: (string|undefined),
* spaceKey: (boolean|undefined),
* altKey: (boolean|undefined),
* shiftKey: (boolean|undefined),
* ctrlKey: (boolean|undefined)
* }}
*/
chrome.brailleDisplayPrivate.KeyEvent;
/**
* @typedef {{
* available: boolean,
* textRowCount: (number|undefined),
* textColumnCount: (number|undefined),
* cellSize: (number|undefined)
* }}
*/
chrome.brailleDisplayPrivate.DisplayState;
/**
* Gets the current display state.
* @param {function(!chrome.brailleDisplayPrivate.DisplayState): void} callback
*/
chrome.brailleDisplayPrivate.getDisplayState = function(callback) {};
/**
* Write the given dot patterns to the display. The buffer contains one byte
* for each braille cell on the display, starting from the leftmost cell. Each
* byte contains a bit pattern indicating which dots should be raised in the
* corresponding cell with the low-order bit representing dot 1 and so on until
* bit 7 which corresponds to dot 8. If the number of bytes in the buffer is
* not equal to the display size, the buffer will either be clipped or padded
* with blank cells on the right. The buffer is a 2D array compressed into 1D.
* The |columns| and |rows| parameters give the original 2D dimensions of the
* buffer. To access an element cells[r][c], simply access cells[r * columns +
* c].
* @param {ArrayBuffer} cells
* @param {number} columns
* @param {number} rows
*/
chrome.brailleDisplayPrivate.writeDots = function(cells, columns, rows) {};
/**
* Updates the single user-preferred braille device with the given bluetooth
* device address and starts or restarts the Brltty daemon.
* @param {string} address
*/
chrome.brailleDisplayPrivate.updateBluetoothBrailleDisplayAddress = function(address) {};
/**
* Fired when a braille display is connected or disconnected.
* @type {!ChromeEvent}
*/
chrome.brailleDisplayPrivate.onDisplayStateChanged;
/**
* Fired when an input event is received from the display.
* @type {!ChromeEvent}
*/
chrome.brailleDisplayPrivate.onKeyEvent;
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