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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 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 #ifndef APP_GFX_FAVICON_SIZE_H_ | 5 #ifndef APP_GFX_FAVICON_SIZE_H_ |
6 #define APP_GFX_FAVICON_SIZE_H_ | 6 #define APP_GFX_FAVICON_SIZE_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include "base/compiler_specific.h" | 9 #include "ui/gfx/favicon_size.h" |
10 | 10 // TODO(sail): remove this file once all includes have been updated. |
11 // Size (along each axis) of the favicon. | |
12 const int kFavIconSize = 16; | |
13 | |
14 // If the width or height is bigger than the favicon size, a new width/height | |
15 // is calculated and returned in width/height that maintains the aspect | |
16 // ratio of the supplied values. | |
17 static void calc_favicon_target_size(int* width, int* height) ALLOW_UNUSED; | |
18 | |
19 // static | |
20 void calc_favicon_target_size(int* width, int* height) { | |
21 if (*width > kFavIconSize || *height > kFavIconSize) { | |
22 // Too big, resize it maintaining the aspect ratio. | |
23 float aspect_ratio = static_cast<float>(*width) / | |
24 static_cast<float>(*height); | |
25 *height = kFavIconSize; | |
26 *width = static_cast<int>(aspect_ratio * *height); | |
27 if (*width > kFavIconSize) { | |
28 *width = kFavIconSize; | |
29 *height = static_cast<int>(*width / aspect_ratio); | |
30 } | |
31 } | |
32 } | |
33 | 11 |
34 #endif // APP_GFX_FAVICON_SIZE_H_ | 12 #endif // APP_GFX_FAVICON_SIZE_H_ |
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