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1 part of intl; | |
2 | |
3 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
4 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
5 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
6 | 4 |
7 /** | 5 /** |
8 * Bidi stands for Bi-directional text. | 6 * Bidi stands for Bi-directional text. |
9 * According to http://en.wikipedia.org/wiki/Bi-directional_text: | 7 * According to http://en.wikipedia.org/wiki/Bi-directional_text: |
10 * Bi-directional text is text containing text in both text directionalities, | 8 * Bi-directional text is text containing text in both text directionalities, |
11 * both right-to-left (RTL) and left-to-right (LTR). It generally involves text | 9 * both right-to-left (RTL) and left-to-right (LTR). It generally involves text |
12 * containing different types of alphabets, but may also refer to boustrophedon, | 10 * containing different types of alphabets, but may also refer to boustrophedon, |
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393 | 391 |
394 /** | 392 /** |
395 * Check the estimated directionality of [str], return true if the piece of | 393 * Check the estimated directionality of [str], return true if the piece of |
396 * text should be laid out in RTL direction. If [isHtml] is true, the string | 394 * text should be laid out in RTL direction. If [isHtml] is true, the string |
397 * is HTML or HTML-escaped. | 395 * is HTML or HTML-escaped. |
398 */ | 396 */ |
399 static bool detectRtlDirectionality(String str, {bool isHtml: false}) { | 397 static bool detectRtlDirectionality(String str, {bool isHtml: false}) { |
400 return estimateDirectionOfText(str, isHtml: isHtml) == TextDirection.RTL; | 398 return estimateDirectionOfText(str, isHtml: isHtml) == TextDirection.RTL; |
401 } | 399 } |
402 } | 400 } |
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