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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 CHROME_BROWSER_MANIFEST_MANIFEST_ICON_SELECTOR_H_ | 5 #ifndef CHROME_BROWSER_MANIFEST_MANIFEST_ICON_SELECTOR_H_ |
6 #define CHROME_BROWSER_MANIFEST_MANIFEST_ICON_SELECTOR_H_ | 6 #define CHROME_BROWSER_MANIFEST_MANIFEST_ICON_SELECTOR_H_ |
7 | 7 |
8 #include "base/macros.h" | 8 #include "base/macros.h" |
9 #include "content/public/common/manifest.h" | 9 #include "content/public/common/manifest.h" |
10 #include "url/gurl.h" | 10 #include "url/gurl.h" |
11 | 11 |
12 namespace content { | |
13 class WebContents; | |
14 } // namespace content | |
15 | |
16 namespace IPC { | |
17 class Message; | |
18 } // namespace IPC | |
19 | |
20 namespace gfx { | |
21 class Screen; | |
22 } | |
23 | |
24 // Selects the icon most closely matching the size constraints. This follows | 12 // Selects the icon most closely matching the size constraints. This follows |
25 // very basic heuristics -- improvements are welcome. | 13 // very basic heuristics -- improvements are welcome. |
26 class ManifestIconSelector { | 14 class ManifestIconSelector { |
27 public: | 15 public: |
28 // Runs the algorithm to find the best matching icon in the icons listed in | 16 // Runs the algorithm to find the best matching icon in the icons listed in |
29 // the Manifest. | 17 // the Manifest. |
30 // | 18 // |
31 // Size is defined in Android's density-independent pixels (dp): | 19 // Size is defined in Android's density-independent pixels (dp): |
32 // http://developer.android.com/guide/practices/screens_support.html | 20 // http://developer.android.com/guide/practices/screens_support.html |
33 // If/when this class is generalized, it may be a good idea to switch this to | 21 // If/when this class is generalized, it may be a good idea to switch this to |
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80 | 68 |
81 const int ideal_icon_size_in_px_; | 69 const int ideal_icon_size_in_px_; |
82 const int minimum_icon_size_in_px_; | 70 const int minimum_icon_size_in_px_; |
83 | 71 |
84 friend class ManifestIconSelectorTest; | 72 friend class ManifestIconSelectorTest; |
85 | 73 |
86 DISALLOW_COPY_AND_ASSIGN(ManifestIconSelector); | 74 DISALLOW_COPY_AND_ASSIGN(ManifestIconSelector); |
87 }; | 75 }; |
88 | 76 |
89 #endif // CHROME_BROWSER_MANIFEST_MANIFEST_ICON_SELECTOR_H_ | 77 #endif // CHROME_BROWSER_MANIFEST_MANIFEST_ICON_SELECTOR_H_ |
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