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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "SkFontConfigInterface.h" | 8 #include "SkFontConfigInterface.h" |
9 #include "SkFontConfigTypeface.h" | 9 #include "SkFontConfigTypeface.h" |
10 #include "SkFontDescriptor.h" | 10 #include "SkFontDescriptor.h" |
11 #include "SkFontMgr.h" | 11 #include "SkFontMgr.h" |
| 12 #include "SkFontMgr_FontConfigInterface.h" |
12 #include "SkFontStyle.h" | 13 #include "SkFontStyle.h" |
13 #include "SkMakeUnique.h" | 14 #include "SkMakeUnique.h" |
14 #include "SkMutex.h" | 15 #include "SkMutex.h" |
15 #include "SkString.h" | 16 #include "SkString.h" |
16 #include "SkTypeface.h" | 17 #include "SkTypeface.h" |
17 #include "SkTypefaceCache.h" | 18 #include "SkTypefaceCache.h" |
18 #include "SkResourceCache.h" | 19 #include "SkResourceCache.h" |
19 | 20 |
20 SkStreamAsset* SkTypeface_FCI::onOpenStream(int* ttcIndex) const { | 21 SkStreamAsset* SkTypeface_FCI::onOpenStream(int* ttcIndex) const { |
21 *ttcIndex = this->getIdentity().fTTCIndex; | 22 *ttcIndex = this->getIdentity().fTTCIndex; |
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145 typedef SkFontConfigInterface::FontIdentity FontIdentity; | 146 typedef SkFontConfigInterface::FontIdentity FontIdentity; |
146 SkTypeface_FCI* cachedFCTypeface = static_cast<SkTypeface_FCI*>(cachedTypefa
ce); | 147 SkTypeface_FCI* cachedFCTypeface = static_cast<SkTypeface_FCI*>(cachedTypefa
ce); |
147 FontIdentity* identity = static_cast<FontIdentity*>(ctx); | 148 FontIdentity* identity = static_cast<FontIdentity*>(ctx); |
148 | 149 |
149 return cachedFCTypeface->getIdentity() == *identity; | 150 return cachedFCTypeface->getIdentity() == *identity; |
150 } | 151 } |
151 | 152 |
152 /////////////////////////////////////////////////////////////////////////////// | 153 /////////////////////////////////////////////////////////////////////////////// |
153 | 154 |
154 class SkFontMgr_FCI : public SkFontMgr { | 155 class SkFontMgr_FCI : public SkFontMgr { |
155 SkAutoTUnref<SkFontConfigInterface> fFCI; | 156 sk_sp<SkFontConfigInterface> fFCI; |
156 sk_sp<SkDataTable> fFamilyNames; | 157 sk_sp<SkDataTable> fFamilyNames; |
157 SkTypeface_FreeType::Scanner fScanner; | 158 SkTypeface_FreeType::Scanner fScanner; |
158 | 159 |
159 mutable SkMutex fMutex; | 160 mutable SkMutex fMutex; |
160 mutable SkTypefaceCache fTFCache; | 161 mutable SkTypefaceCache fTFCache; |
161 | 162 |
162 // The value of maxSize here is a compromise between cache hits and cache si
ze. | 163 // The value of maxSize here is a compromise between cache hits and cache si
ze. |
163 // See https://crbug.com/424082#63 for reason for current size. | 164 // See https://crbug.com/424082#63 for reason for current size. |
164 static const size_t kMaxSize = 1 << 15; | 165 static const size_t kMaxSize = 1 << 15; |
165 mutable SkFontRequestCache fCache; | 166 mutable SkFontRequestCache fCache; |
166 | 167 |
167 public: | 168 public: |
168 SkFontMgr_FCI(SkFontConfigInterface* fci) | 169 SkFontMgr_FCI(sk_sp<SkFontConfigInterface> fci) |
169 : fFCI(fci) | 170 : fFCI(std::move(fci)) |
170 , fFamilyNames(fFCI->getFamilyNames()) | 171 , fFamilyNames(fFCI->getFamilyNames()) |
171 , fCache(kMaxSize) | 172 , fCache(kMaxSize) |
172 {} | 173 {} |
173 | 174 |
174 protected: | 175 protected: |
175 int onCountFamilies() const override { | 176 int onCountFamilies() const override { |
176 return fFamilyNames->count(); | 177 return fFamilyNames->count(); |
177 } | 178 } |
178 | 179 |
179 void onGetFamilyName(int index, SkString* familyName) const override { | 180 void onGetFamilyName(int index, SkString* familyName) const override { |
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288 // Add this FontIdentity to the FontIdentity cache. | 289 // Add this FontIdentity to the FontIdentity cache. |
289 fTFCache.add(face); | 290 fTFCache.add(face); |
290 } | 291 } |
291 // Add this request to the request cache. | 292 // Add this request to the request cache. |
292 fCache.add(face, request.release()); | 293 fCache.add(face, request.release()); |
293 | 294 |
294 return face; | 295 return face; |
295 } | 296 } |
296 }; | 297 }; |
297 | 298 |
298 SK_API SkFontMgr* SkFontMgr_New_FCI(SkFontConfigInterface* fci) { | 299 SK_API SkFontMgr* SkFontMgr_New_FCI(sk_sp<SkFontConfigInterface> fci) { |
299 SkASSERT(fci); | 300 SkASSERT(fci); |
300 return new SkFontMgr_FCI(fci); | 301 return new SkFontMgr_FCI(std::move(fci)); |
301 } | 302 } |
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