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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 #include "chrome/renderer/pepper/pepper_flash_font_file_host.h" | 5 #include "chrome/renderer/pepper/pepper_flash_font_file_host.h" |
6 | 6 |
7 #include "base/sys_byteorder.h" | |
7 #include "build/build_config.h" | 8 #include "build/build_config.h" |
8 #include "content/public/renderer/renderer_ppapi_host.h" | 9 #include "content/public/renderer/renderer_ppapi_host.h" |
9 #include "ppapi/c/pp_errors.h" | 10 #include "ppapi/c/pp_errors.h" |
10 #include "ppapi/host/dispatch_host_message.h" | 11 #include "ppapi/host/dispatch_host_message.h" |
11 #include "ppapi/host/host_message_context.h" | 12 #include "ppapi/host/host_message_context.h" |
12 #include "ppapi/host/ppapi_host.h" | 13 #include "ppapi/host/ppapi_host.h" |
13 #include "ppapi/proxy/ppapi_messages.h" | 14 #include "ppapi/proxy/ppapi_messages.h" |
14 #include "ppapi/proxy/serialized_structs.h" | 15 #include "ppapi/proxy/serialized_structs.h" |
15 | 16 |
16 #if defined(OS_LINUX) || defined(OS_OPENBSD) | 17 #if defined(OS_LINUX) || defined(OS_OPENBSD) |
17 #include "content/public/common/child_process_sandbox_support_linux.h" | 18 #include "content/public/common/child_process_sandbox_support_linux.h" |
19 #elif defined(OS_WIN) | |
20 #include "third_party/skia/include/ports/SkFontMgr.h" | |
18 #endif | 21 #endif |
19 | 22 |
20 PepperFlashFontFileHost::PepperFlashFontFileHost( | 23 PepperFlashFontFileHost::PepperFlashFontFileHost( |
21 content::RendererPpapiHost* host, | 24 content::RendererPpapiHost* host, |
22 PP_Instance instance, | 25 PP_Instance instance, |
23 PP_Resource resource, | 26 PP_Resource resource, |
24 const ppapi::proxy::SerializedFontDescription& description, | 27 const ppapi::proxy::SerializedFontDescription& description, |
25 PP_PrivateFontCharset charset) | 28 PP_PrivateFontCharset charset) |
26 : ResourceHost(host->GetPpapiHost(), instance, resource) { | 29 : ResourceHost(host->GetPpapiHost(), instance, resource) { |
27 #if defined(OS_LINUX) || defined(OS_OPENBSD) | 30 #if defined(OS_LINUX) || defined(OS_OPENBSD) |
28 fd_.reset(content::MatchFontWithFallback( | 31 fd_.reset(content::MatchFontWithFallback( |
29 description.face, | 32 description.face, |
30 description.weight >= PP_BROWSERFONT_TRUSTED_WEIGHT_BOLD, | 33 description.weight >= PP_BROWSERFONT_TRUSTED_WEIGHT_BOLD, |
31 description.italic, | 34 description.italic, |
32 charset, | 35 charset, |
33 PP_BROWSERFONT_TRUSTED_FAMILY_DEFAULT)); | 36 PP_BROWSERFONT_TRUSTED_FAMILY_DEFAULT)); |
37 #elif defined(OS_WIN) | |
38 int weight = description.weight; | |
39 if (weight == FW_DONTCARE) | |
40 weight = SkFontStyle::kNormal_Weight; | |
41 SkFontStyle style(weight, SkFontStyle::kNormal_Width, | |
42 description.italic ? SkFontStyle::kItalic_Slant | |
43 : SkFontStyle::kUpright_Slant); | |
44 skia::RefPtr<SkFontMgr> font_mgr = skia::AdoptRef(SkFontMgr::RefDefault()); | |
45 typeface_ = skia::AdoptRef( | |
46 font_mgr->matchFamilyStyle(description.face.c_str(), style)); | |
34 #endif // defined(OS_LINUX) || defined(OS_OPENBSD) | 47 #endif // defined(OS_LINUX) || defined(OS_OPENBSD) |
35 } | 48 } |
36 | 49 |
37 PepperFlashFontFileHost::~PepperFlashFontFileHost() {} | 50 PepperFlashFontFileHost::~PepperFlashFontFileHost() {} |
38 | 51 |
39 int32_t PepperFlashFontFileHost::OnResourceMessageReceived( | 52 int32_t PepperFlashFontFileHost::OnResourceMessageReceived( |
40 const IPC::Message& msg, | 53 const IPC::Message& msg, |
41 ppapi::host::HostMessageContext* context) { | 54 ppapi::host::HostMessageContext* context) { |
42 PPAPI_BEGIN_MESSAGE_MAP(PepperFlashFontFileHost, msg) | 55 PPAPI_BEGIN_MESSAGE_MAP(PepperFlashFontFileHost, msg) |
43 PPAPI_DISPATCH_HOST_RESOURCE_CALL(PpapiHostMsg_FlashFontFile_GetFontTable, | 56 PPAPI_DISPATCH_HOST_RESOURCE_CALL(PpapiHostMsg_FlashFontFile_GetFontTable, |
44 OnGetFontTable) | 57 OnGetFontTable) |
45 PPAPI_END_MESSAGE_MAP() | 58 PPAPI_END_MESSAGE_MAP() |
46 return PP_ERROR_FAILED; | 59 return PP_ERROR_FAILED; |
47 } | 60 } |
48 | 61 |
62 bool PepperFlashFontFileHost::GetFontData(uint32_t table, | |
63 void* buffer, | |
64 size_t* length) { | |
65 bool result = false; | |
66 #if defined(OS_LINUX) || defined(OS_OPENBSD) | |
67 int fd = fd_.get(); | |
68 if (fd != -1) | |
69 result = content::GetFontTable(fd, table, 0 /* offset */, | |
Xing
2015/10/23 21:59:02
Fixed the typo of extra ')', and did the necessary
| |
70 reinterpret_cast<uint8_t*>(buffer), length); | |
71 #elif defined(OS_WIN) | |
72 if (typeface_) { | |
73 table = base::ByteSwap(table); | |
74 if (buffer == NULL) { | |
bbudge
2015/10/28 00:06:33
Digging into skia a little bit, it seems like you'
Xing
2015/10/28 21:52:50
https://code.google.com/p/chromium/codesearch#chro
bbudge
2015/11/02 20:20:17
OK.
| |
75 *length = typeface_->getTableSize(table); | |
76 if (*length > 0) | |
77 result = true; | |
78 } else { | |
79 size_t new_length = typeface_->getTableData(table, 0, *length, buffer); | |
80 if (new_length == *length) | |
81 result = true; | |
82 } | |
83 } | |
84 #endif | |
85 return result; | |
86 } | |
87 | |
49 int32_t PepperFlashFontFileHost::OnGetFontTable( | 88 int32_t PepperFlashFontFileHost::OnGetFontTable( |
50 ppapi::host::HostMessageContext* context, | 89 ppapi::host::HostMessageContext* context, |
51 uint32_t table) { | 90 uint32_t table) { |
52 std::string contents; | 91 std::string contents; |
53 int32_t result = PP_ERROR_FAILED; | 92 int32_t result = PP_ERROR_FAILED; |
54 #if defined(OS_LINUX) || defined(OS_OPENBSD) | 93 size_t length = 0; |
55 int fd = fd_.get(); | 94 if (GetFontData(table, NULL, &length)) { |
56 if (fd != -1) { | 95 contents.resize(length); |
57 size_t length = 0; | 96 uint8_t* contents_ptr = |
58 if (content::GetFontTable(fd, table, 0 /* offset */, NULL, &length)) { | 97 reinterpret_cast<uint8_t*>(const_cast<char*>(contents.c_str())); |
59 contents.resize(length); | 98 if (GetFontData(table, contents_ptr, &length)) { |
60 uint8_t* contents_ptr = | 99 result = PP_OK; |
61 reinterpret_cast<uint8_t*>(const_cast<char*>(contents.c_str())); | 100 } else { |
62 if (content::GetFontTable( | 101 contents.clear(); |
63 fd, table, 0 /* offset */, contents_ptr, &length)) { | |
64 result = PP_OK; | |
65 } else { | |
66 contents.clear(); | |
67 } | |
68 } | 102 } |
69 } | 103 } |
70 #endif // defined(OS_LINUX) || defined(OS_OPENBSD) | |
71 | |
72 context->reply_msg = PpapiPluginMsg_FlashFontFile_GetFontTableReply(contents); | 104 context->reply_msg = PpapiPluginMsg_FlashFontFile_GetFontTableReply(contents); |
73 return result; | 105 return result; |
74 } | 106 } |
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