// Copyright (c) 2012 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.
#ifndef UI_GFX_TEXT_CONSTANTS_H_
#define UI_GFX_TEXT_CONSTANTS_H_
namespace gfx {
// TODO(msw): Distinguish between logical character stops and glyph stops?
// TODO(msw): Merge with base::i18n::BreakIterator::BreakType.
enum BreakType {
// Stop cursor movement on neighboring characters.
CHARACTER_BREAK = 0,
// Stop cursor movement on nearest word boundaries.
WORD_BREAK,
// Stop cursor movement on line ends as shown on screen.
LINE_BREAK,
};
// Horizontal text alignment modes.
enum HorizontalAlignment {
// Align the text's left edge with that of its display area.
ALIGN_LEFT = 0,
// Align the text's center with that of its display area.
ALIGN_CENTER,
// Align the text's right edge with that of its display area.
ALIGN_RIGHT,
};
// The directionality modes used to determine the base text direction.
enum DirectionalityMode {
// Use the first strong character's direction.
DIRECTIONALITY_FROM_TEXT = 0,
// Use the UI locale's text reading direction.
DIRECTIONALITY_FROM_UI,
// Use LTR regardless of content or UI locale.
DIRECTIONALITY_FORCE_LTR,
// Use RTL regardless of content or UI locale.
DIRECTIONALITY_FORCE_RTL,
};
// Text styles and adornments.
// TODO(msw): Merge with gfx::Font::FontStyle.
enum TextStyle {
BOLD = 0,
ITALIC,
STRIKE,
DIAGONAL_STRIKE,
UNDERLINE,
NUM_TEXT_STYLES,
};
} // namespace gfx
#endif // UI_GFX_TEXT_CONSTANTS_H_