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1 /* | 1 /* |
2 * Copyright (C) 2007, 2008 Apple Inc. All rights reserved. | 2 * Copyright (C) 2007, 2008 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
(...skipping 28 matching lines...) Expand all Loading... |
39 class FetchRequest; | 39 class FetchRequest; |
40 class ResourceFetcher; | 40 class ResourceFetcher; |
41 class FontPlatformData; | 41 class FontPlatformData; |
42 class FontCustomPlatformData; | 42 class FontCustomPlatformData; |
43 class FontResourceClient; | 43 class FontResourceClient; |
44 | 44 |
45 class CORE_EXPORT FontResource final : public Resource { | 45 class CORE_EXPORT FontResource final : public Resource { |
46 public: | 46 public: |
47 using ClientType = FontResourceClient; | 47 using ClientType = FontResourceClient; |
48 | 48 |
| 49 enum LoadLimitState { UnderLimit, ShortLimitExceeded, LongLimitExceeded }; |
| 50 |
49 static FontResource* fetch(FetchRequest&, ResourceFetcher*); | 51 static FontResource* fetch(FetchRequest&, ResourceFetcher*); |
50 ~FontResource() override; | 52 ~FontResource() override; |
51 | 53 |
52 void didAddClient(ResourceClient*) override; | 54 void didAddClient(ResourceClient*) override; |
53 | 55 |
54 void setRevalidatingRequest(const ResourceRequest&) override; | 56 void setRevalidatingRequest(const ResourceRequest&) override; |
55 | 57 |
56 void allClientsAndObserversRemoved() override; | 58 void allClientsAndObserversRemoved() override; |
57 void startLoadLimitTimersIfNeeded(); | 59 void startLoadLimitTimersIfNeeded(); |
58 | 60 |
59 void setCORSFailed() override { m_corsFailed = true; } | 61 void setCORSFailed() override { m_corsFailed = true; } |
60 bool isCORSFailed() const { return m_corsFailed; } | 62 bool isCORSFailed() const { return m_corsFailed; } |
61 String otsParsingMessage() const { return m_otsParsingMessage; } | 63 String otsParsingMessage() const { return m_otsParsingMessage; } |
62 | 64 |
63 bool ensureCustomFontData(); | 65 bool ensureCustomFontData(); |
64 FontPlatformData platformDataFromCustomData( | 66 FontPlatformData platformDataFromCustomData( |
65 float size, | 67 float size, |
66 bool bold, | 68 bool bold, |
67 bool italic, | 69 bool italic, |
68 FontOrientation = FontOrientation::Horizontal); | 70 FontOrientation = FontOrientation::Horizontal); |
69 | 71 |
| 72 LoadLimitState loadLimitState() const { return m_loadLimitState; } |
| 73 |
| 74 void willReloadAfterDiskCacheMiss() override; |
| 75 |
70 private: | 76 private: |
71 class FontResourceFactory : public ResourceFactory { | 77 class FontResourceFactory : public ResourceFactory { |
72 public: | 78 public: |
73 FontResourceFactory() : ResourceFactory(Resource::Font) {} | 79 FontResourceFactory() : ResourceFactory(Resource::Font) {} |
74 | 80 |
75 Resource* create(const ResourceRequest& request, | 81 Resource* create(const ResourceRequest& request, |
76 const ResourceLoaderOptions& options, | 82 const ResourceLoaderOptions& options, |
77 const String& charset) const override { | 83 const String& charset) const override { |
78 return new FontResource(request, options); | 84 return new FontResource(request, options); |
79 } | 85 } |
80 }; | 86 }; |
81 FontResource(const ResourceRequest&, const ResourceLoaderOptions&); | 87 FontResource(const ResourceRequest&, const ResourceLoaderOptions&); |
82 | 88 |
83 void checkNotify() override; | 89 void checkNotify() override; |
84 void fontLoadShortLimitCallback(TimerBase*); | 90 void fontLoadShortLimitCallback(TimerBase*); |
85 void fontLoadLongLimitCallback(TimerBase*); | 91 void fontLoadLongLimitCallback(TimerBase*); |
86 | 92 |
87 enum LoadLimitState { UnderLimit, ShortLimitExceeded, LongLimitExceeded }; | |
88 | |
89 std::unique_ptr<FontCustomPlatformData> m_fontData; | 93 std::unique_ptr<FontCustomPlatformData> m_fontData; |
90 String m_otsParsingMessage; | 94 String m_otsParsingMessage; |
91 LoadLimitState m_loadLimitState; | 95 LoadLimitState m_loadLimitState; |
92 bool m_corsFailed; | 96 bool m_corsFailed; |
93 Timer<FontResource> m_fontLoadShortLimitTimer; | 97 Timer<FontResource> m_fontLoadShortLimitTimer; |
94 Timer<FontResource> m_fontLoadLongLimitTimer; | 98 Timer<FontResource> m_fontLoadLongLimitTimer; |
95 | 99 |
96 friend class MemoryCache; | 100 friend class MemoryCache; |
97 }; | 101 }; |
98 | 102 |
99 DEFINE_RESOURCE_TYPE_CASTS(Font); | 103 DEFINE_RESOURCE_TYPE_CASTS(Font); |
100 | 104 |
101 class FontResourceClient : public ResourceClient { | 105 class FontResourceClient : public ResourceClient { |
102 public: | 106 public: |
103 ~FontResourceClient() override {} | 107 ~FontResourceClient() override {} |
104 static bool isExpectedType(ResourceClient* client) { | 108 static bool isExpectedType(ResourceClient* client) { |
105 return client->getResourceClientType() == FontType; | 109 return client->getResourceClientType() == FontType; |
106 } | 110 } |
107 ResourceClientType getResourceClientType() const final { return FontType; } | 111 ResourceClientType getResourceClientType() const final { return FontType; } |
108 virtual void fontLoadShortLimitExceeded(FontResource*) {} | 112 virtual void fontLoadShortLimitExceeded(FontResource*) {} |
109 virtual void fontLoadLongLimitExceeded(FontResource*) {} | 113 virtual void fontLoadLongLimitExceeded(FontResource*) {} |
| 114 virtual void willReloadAfterDiskCacheMiss(const FontResource*) {} |
110 }; | 115 }; |
111 | 116 |
112 } // namespace blink | 117 } // namespace blink |
113 | 118 |
114 #endif | 119 #endif |
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