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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 #include "ppapi/proxy/ppb_pdf_proxy.h" | 5 #include "ppapi/proxy/ppb_pdf_proxy.h" |
6 | 6 |
7 #include <string.h> // For memcpy. | 7 #include <string.h> // For memcpy. |
8 | 8 |
9 #include <map> | 9 #include <map> |
10 | 10 |
11 #include "base/logging.h" | 11 #include "base/logging.h" |
12 #include "base/memory/linked_ptr.h" | 12 #include "base/memory/linked_ptr.h" |
13 #include "build/build_config.h" | 13 #include "build/build_config.h" |
14 #include "ppapi/c/private/ppb_pdf.h" | 14 #include "ppapi/c/private/ppb_pdf.h" |
15 #include "ppapi/proxy/plugin_dispatcher.h" | 15 #include "ppapi/proxy/plugin_dispatcher.h" |
16 #include "ppapi/proxy/plugin_resource.h" | 16 #include "ppapi/proxy/plugin_resource.h" |
17 #include "ppapi/proxy/plugin_resource_tracker.h" | 17 #include "ppapi/proxy/plugin_resource_tracker.h" |
18 #include "ppapi/proxy/ppapi_messages.h" | 18 #include "ppapi/proxy/ppapi_messages.h" |
| 19 #include "ppapi/thunk/enter.h" |
| 20 #include "ppapi/thunk/ppb_pdf_api.h" |
| 21 |
| 22 using ppapi::thunk::PPB_PDFFont_API; |
| 23 using ppapi::thunk::EnterResource; |
19 | 24 |
20 namespace pp { | 25 namespace pp { |
21 namespace proxy { | 26 namespace proxy { |
22 | 27 |
23 class PrivateFontFile : public PluginResource { | 28 class PrivateFontFile : public PluginResource, |
| 29 public PPB_PDFFont_API { |
24 public: | 30 public: |
25 PrivateFontFile(const HostResource& resource) : PluginResource(resource) { | 31 PrivateFontFile(const HostResource& resource) : PluginResource(resource) { |
26 } | 32 } |
27 virtual ~PrivateFontFile() {} | 33 virtual ~PrivateFontFile() {} |
28 | 34 |
29 // Resource overrides. | 35 PPB_PDFFont_API* AsPPB_PDFFont_API() { return this; } |
30 virtual PrivateFontFile* AsPrivateFontFile() { return this; } | |
31 | 36 |
32 // Sees if we have a cache of the font table and returns a pointer to it. | 37 // Sees if we have a cache of the font table and returns a pointer to it. |
33 // Returns NULL if we don't have it. | 38 // Returns NULL if we don't have it. |
34 std::string* GetFontTable(uint32_t table) const; | 39 std::string* GetFontTable(uint32_t table) const; |
35 | 40 |
36 std::string* AddFontTable(uint32_t table, const std::string& contents); | 41 std::string* AddFontTable(uint32_t table, const std::string& contents); |
37 | 42 |
38 private: | 43 private: |
39 typedef std::map<uint32_t, linked_ptr<std::string> > FontTableMap; | 44 typedef std::map<uint32_t, linked_ptr<std::string> > FontTableMap; |
40 FontTableMap font_tables_; | 45 FontTableMap font_tables_; |
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76 return 0; | 81 return 0; |
77 | 82 |
78 return PluginResourceTracker::GetInstance()->AddResource( | 83 return PluginResourceTracker::GetInstance()->AddResource( |
79 new PrivateFontFile(result)); | 84 new PrivateFontFile(result)); |
80 } | 85 } |
81 | 86 |
82 bool GetFontTableForPrivateFontFile(PP_Resource font_file, | 87 bool GetFontTableForPrivateFontFile(PP_Resource font_file, |
83 uint32_t table, | 88 uint32_t table, |
84 void* output, | 89 void* output, |
85 uint32_t* output_length) { | 90 uint32_t* output_length) { |
86 PrivateFontFile* object = PluginResource::GetAs<PrivateFontFile>(font_file); | 91 EnterResource<PPB_PDFFont_API> enter(font_file, true); |
87 if (!object) | 92 if (enter.failed()) |
88 return false; | 93 return false; |
| 94 |
| 95 PrivateFontFile* object = static_cast<PrivateFontFile*>(enter.object()); |
89 PluginDispatcher* dispatcher = PluginDispatcher::GetForInstance( | 96 PluginDispatcher* dispatcher = PluginDispatcher::GetForInstance( |
90 object->instance()); | 97 object->instance()); |
91 if (!dispatcher) | 98 if (!dispatcher) |
92 return false; | 99 return false; |
93 | 100 |
94 std::string* contents = object->GetFontTable(table); | 101 std::string* contents = object->GetFontTable(table); |
95 if (!contents) { | 102 if (!contents) { |
96 std::string deserialized; | 103 std::string deserialized; |
97 dispatcher->Send(new PpapiHostMsg_PPBPDF_GetFontTableForPrivateFontFile( | 104 dispatcher->Send(new PpapiHostMsg_PPBPDF_GetFontTableForPrivateFontFile( |
98 INTERFACE_ID_PPB_PDF, object->host_resource(), table, &deserialized)); | 105 INTERFACE_ID_PPB_PDF, object->host_resource(), table, &deserialized)); |
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177 font_file.host_resource(), table, NULL, &table_length)) | 184 font_file.host_resource(), table, NULL, &table_length)) |
178 return; | 185 return; |
179 | 186 |
180 result->resize(table_length); | 187 result->resize(table_length); |
181 ppb_pdf_target()->GetFontTableForPrivateFontFile(font_file.host_resource(), | 188 ppb_pdf_target()->GetFontTableForPrivateFontFile(font_file.host_resource(), |
182 table, const_cast<char*>(result->c_str()), &table_length); | 189 table, const_cast<char*>(result->c_str()), &table_length); |
183 } | 190 } |
184 | 191 |
185 } // namespace proxy | 192 } // namespace proxy |
186 } // namespace pp | 193 } // namespace pp |
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