Index: ui/gfx/text_constants.h |
diff --git a/ui/gfx/text_constants.h b/ui/gfx/text_constants.h |
new file mode 100644 |
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+++ b/ui/gfx/text_constants.h |
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+// 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, |
+}; |
+ |
+} // namespace gfx |
+ |
+#endif // UI_GFX_TEXT_CONSTANTS_H_ |