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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "views/view_text_utils.h" | 5 #include "views/view_text_utils.h" |
6 | 6 |
7 #include "base/i18n/bidi_line_iterator.h" | 7 #include "base/i18n/bidi_line_iterator.h" |
8 #include "base/i18n/break_iterator.h" | 8 #include "base/i18n/break_iterator.h" |
9 #include "base/logging.h" | 9 #include "base/logging.h" |
10 #include "base/utf_string_conversions.h" | 10 #include "base/utf_string_conversions.h" |
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135 &space_h, flags); | 135 &space_h, flags); |
136 x += space_w; | 136 x += space_w; |
137 } | 137 } |
138 } | 138 } |
139 int y = position->height() + bounds.y(); | 139 int y = position->height() + bounds.y(); |
140 | 140 |
141 // Draw the text on the screen (mirrored, if RTL run). | 141 // Draw the text on the screen (mirrored, if RTL run). |
142 canvas->DrawStringInt(word, font, text_color, x, y, w, font.GetHeight(), | 142 canvas->DrawStringInt(word, font, text_color, x, y, w, font.GetHeight(), |
143 flags); | 143 flags); |
144 | 144 |
145 if (word.size() > 0 && word[word.size() - 1] == '\x0a') { | 145 if (!word.empty() && word[word.size() - 1] == '\x0a') { |
146 // When we come across '\n', we move to the beginning of the next line. | 146 // When we come across '\n', we move to the beginning of the next line. |
147 position->set_width(0); | 147 position->set_width(0); |
148 position->Enlarge(0, font.GetHeight()); | 148 position->Enlarge(0, font.GetHeight()); |
149 } else { | 149 } else { |
150 // Otherwise, we advance position to the next word. | 150 // Otherwise, we advance position to the next word. |
151 position->Enlarge(w, 0); | 151 position->Enlarge(w, 0); |
152 } | 152 } |
153 | 153 |
154 if (ltr_within_rtl) | 154 if (ltr_within_rtl) |
155 break; // LTR within RTL is drawn as one unit, so we are done. | 155 break; // LTR within RTL is drawn as one unit, so we are done. |
156 } | 156 } |
157 } | 157 } |
158 | 158 |
159 void WrapIfWordDoesntFit(int word_width, | 159 void WrapIfWordDoesntFit(int word_width, |
160 int font_height, | 160 int font_height, |
161 gfx::Size* position, | 161 gfx::Size* position, |
162 const gfx::Rect& bounds) { | 162 const gfx::Rect& bounds) { |
163 if (position->width() + word_width > bounds.right()) { | 163 if (position->width() + word_width > bounds.right()) { |
164 position->set_width(0); | 164 position->set_width(0); |
165 position->Enlarge(0, font_height); | 165 position->Enlarge(0, font_height); |
166 } | 166 } |
167 } | 167 } |
168 | 168 |
169 } // namespace view_text_utils | 169 } // namespace view_text_utils |
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