OLD | NEW |
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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 CONTENT_COMMON_FONT_CONFIG_IPC_LINUX_H_ | 5 #ifndef CONTENT_COMMON_FONT_CONFIG_IPC_LINUX_H_ |
6 #define CONTENT_COMMON_FONT_CONFIG_IPC_LINUX_H_ | 6 #define CONTENT_COMMON_FONT_CONFIG_IPC_LINUX_H_ |
7 | 7 |
8 #include "base/compiler_specific.h" | 8 #include "base/compiler_specific.h" |
9 #include "base/containers/hash_tables.h" | |
10 #include "base/synchronization/lock.h" | |
11 #include "third_party/skia/include/ports/SkFontConfigInterface.h" | 9 #include "third_party/skia/include/ports/SkFontConfigInterface.h" |
12 | 10 |
13 #include <string> | 11 #include <string> |
14 | 12 |
15 namespace content { | 13 namespace content { |
16 | 14 |
17 // FontConfig implementation for Skia that proxies out of process to get out | 15 // FontConfig implementation for Skia that proxies out of process to get out |
18 // of the sandbox. See http://code.google.com/p/chromium/wiki/LinuxSandboxIPC | 16 // of the sandbox. See http://code.google.com/p/chromium/wiki/LinuxSandboxIPC |
19 class FontConfigIPC : public SkFontConfigInterface { | 17 class FontConfigIPC : public SkFontConfigInterface { |
20 public: | 18 public: |
(...skipping 11 matching lines...) Expand all Loading... |
32 enum Method { | 30 enum Method { |
33 METHOD_MATCH = 0, | 31 METHOD_MATCH = 0, |
34 METHOD_OPEN = 1, | 32 METHOD_OPEN = 1, |
35 }; | 33 }; |
36 | 34 |
37 enum { | 35 enum { |
38 kMaxFontFamilyLength = 2048 | 36 kMaxFontFamilyLength = 2048 |
39 }; | 37 }; |
40 | 38 |
41 private: | 39 private: |
42 class MappedFontFile; | |
43 | |
44 // Removes |mapped_font_file| from |mapped_font_files_|. | |
45 // Does not delete the passed-in object. | |
46 void RemoveMappedFontFile(MappedFontFile* mapped_font_file); | |
47 | |
48 const int fd_; | 40 const int fd_; |
49 // Lock preventing multiple threads from opening font file and accessing | |
50 // |mapped_font_files_| map at the same time. | |
51 base::Lock lock_; | |
52 // Maps font identity ID to the memory-mapped file with font data. | |
53 base::hash_map<uint32_t, MappedFontFile*> mapped_font_files_; | |
54 }; | 41 }; |
55 | 42 |
56 } // namespace content | 43 } // namespace content |
57 | 44 |
58 #endif // CONTENT_COMMON_FONT_CONFIG_IPC_LINUX_H_ | 45 #endif // CONTENT_COMMON_FONT_CONFIG_IPC_LINUX_H_ |
OLD | NEW |