| OLD | NEW |
| (Empty) |
| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef UI_BASE_RESOURCE_RESOURCE_HANDLE_H_ | |
| 6 #define UI_BASE_RESOURCE_RESOURCE_HANDLE_H_ | |
| 7 | |
| 8 #include "base/basictypes.h" | |
| 9 #include "base/strings/string_piece.h" | |
| 10 #include "ui/base/layout.h" | |
| 11 #include "ui/base/ui_base_export.h" | |
| 12 | |
| 13 namespace base { | |
| 14 class RefCountedStaticMemory; | |
| 15 } | |
| 16 | |
| 17 namespace ui { | |
| 18 | |
| 19 class UI_BASE_EXPORT ResourceHandle { | |
| 20 public: | |
| 21 // What type of encoding the text resources use. | |
| 22 enum TextEncodingType { | |
| 23 BINARY, | |
| 24 UTF8, | |
| 25 UTF16 | |
| 26 }; | |
| 27 | |
| 28 virtual ~ResourceHandle() {} | |
| 29 | |
| 30 // Returns true if the DataPack contains a resource with id |resource_id|. | |
| 31 virtual bool HasResource(uint16 resource_id) const = 0; | |
| 32 | |
| 33 // Get resource by id |resource_id|, filling in |data|. | |
| 34 // The data is owned by the DataPack object and should not be modified. | |
| 35 // Returns false if the resource id isn't found. | |
| 36 virtual bool GetStringPiece(uint16 resource_id, | |
| 37 base::StringPiece* data) const = 0; | |
| 38 | |
| 39 // Like GetStringPiece(), but returns a reference to memory. | |
| 40 // Caller owns the returned object. | |
| 41 virtual base::RefCountedStaticMemory* GetStaticMemory( | |
| 42 uint16 resource_id) const = 0; | |
| 43 | |
| 44 // Get the encoding type of text resources. | |
| 45 virtual TextEncodingType GetTextEncodingType() const = 0; | |
| 46 | |
| 47 // The scale of images in this resource pack relative to images in the 1x | |
| 48 // resource pak. | |
| 49 virtual ScaleFactor GetScaleFactor() const = 0; | |
| 50 }; | |
| 51 | |
| 52 } // namespace ui | |
| 53 | |
| 54 #endif // UI_BASE_RESOURCE_RESOURCE_HANDLE_H_ | |
| OLD | NEW |