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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 UI_BASE_WEBUI_WEB_UI_UTIL_H_ | 5 #ifndef UI_BASE_WEBUI_WEB_UI_UTIL_H_ |
6 #define UI_BASE_WEBUI_WEB_UI_UTIL_H_ | 6 #define UI_BASE_WEBUI_WEB_UI_UTIL_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/strings/string_piece.h" | 10 #include "base/strings/string_piece.h" |
11 #include "base/values.h" | 11 #include "base/values.h" |
12 #include "ui/base/layout.h" | 12 #include "ui/base/layout.h" |
13 #include "ui/base/ui_export.h" | 13 #include "ui/base/ui_base_export.h" |
14 #include "ui/base/window_open_disposition.h" | 14 #include "ui/base/window_open_disposition.h" |
15 | 15 |
16 class GURL; | 16 class GURL; |
17 class SkBitmap; | 17 class SkBitmap; |
18 | 18 |
19 namespace webui { | 19 namespace webui { |
20 | 20 |
21 // Convenience routine to convert SkBitmap object to data url | 21 // Convenience routine to convert SkBitmap object to data url |
22 // so that it can be used in WebUI. | 22 // so that it can be used in WebUI. |
23 UI_EXPORT std::string GetBitmapDataUrl(const SkBitmap& bitmap); | 23 UI_BASE_EXPORT std::string GetBitmapDataUrl(const SkBitmap& bitmap); |
24 | 24 |
25 // Convenience routine to get data url that corresponds to given | 25 // Convenience routine to get data url that corresponds to given |
26 // resource_id as a bitmap. This function does not check if the | 26 // resource_id as a bitmap. This function does not check if the |
27 // resource for the |resource_id| is a bitmap, therefore it is the | 27 // resource for the |resource_id| is a bitmap, therefore it is the |
28 // caller's responsibility to make sure the resource is indeed a | 28 // caller's responsibility to make sure the resource is indeed a |
29 // bitmap. Returns empty string if a resource does not exist for given | 29 // bitmap. Returns empty string if a resource does not exist for given |
30 // |resource_id|. | 30 // |resource_id|. |
31 UI_EXPORT std::string GetBitmapDataUrlFromResource(int resource_id); | 31 UI_BASE_EXPORT std::string GetBitmapDataUrlFromResource(int resource_id); |
32 | 32 |
33 // Extracts a disposition from click event arguments. |args| should contain | 33 // Extracts a disposition from click event arguments. |args| should contain |
34 // an integer button and booleans alt key, ctrl key, meta key, and shift key | 34 // an integer button and booleans alt key, ctrl key, meta key, and shift key |
35 // (in that order), starting at |start_index|. | 35 // (in that order), starting at |start_index|. |
36 UI_EXPORT WindowOpenDisposition GetDispositionFromClick( | 36 UI_BASE_EXPORT WindowOpenDisposition |
37 const base::ListValue* args, | 37 GetDispositionFromClick(const base::ListValue* args, int start_index); |
38 int start_index); | |
39 | 38 |
40 // Given a scale factor such as "1x", "2x" or "1.99x", sets |scale_factor| to | 39 // Given a scale factor such as "1x", "2x" or "1.99x", sets |scale_factor| to |
41 // the closest ScaleFactor enum value for this scale factor. If string can not | 40 // the closest ScaleFactor enum value for this scale factor. If string can not |
42 // be parsed, then |scale_factor| is set to SCALE_FACTOR_100P, and false is | 41 // be parsed, then |scale_factor| is set to SCALE_FACTOR_100P, and false is |
43 // returned. | 42 // returned. |
44 UI_EXPORT bool ParseScaleFactor(const base::StringPiece&identifier, | 43 UI_BASE_EXPORT bool ParseScaleFactor(const base::StringPiece& identifier, |
45 ui::ScaleFactor* scale_factor); | 44 ui::ScaleFactor* scale_factor); |
46 | 45 |
47 // Parses a URL containing some path @{scale}x. If it does not contain a scale | 46 // Parses a URL containing some path @{scale}x. If it does not contain a scale |
48 // factor then the default scale factor is returned. | 47 // factor then the default scale factor is returned. |
49 UI_EXPORT void ParsePathAndScale(const GURL& url, | 48 UI_BASE_EXPORT void ParsePathAndScale(const GURL& url, |
50 std::string* path, | 49 std::string* path, |
51 ui::ScaleFactor* scale_factor); | 50 ui::ScaleFactor* scale_factor); |
52 | 51 |
53 // Helper function to set the font family, size, and text direction into the | 52 // Helper function to set the font family, size, and text direction into the |
54 // given dictionary. | 53 // given dictionary. |
55 UI_EXPORT void SetFontAndTextDirection( | 54 UI_BASE_EXPORT void SetFontAndTextDirection( |
56 base::DictionaryValue* localized_strings); | 55 base::DictionaryValue* localized_strings); |
57 | 56 |
58 } // namespace webui | 57 } // namespace webui |
59 | 58 |
60 #endif // UI_BASE_WEBUI_WEB_UI_UTIL_H_ | 59 #endif // UI_BASE_WEBUI_WEB_UI_UTIL_H_ |
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