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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 "SkFontStyle.h" | 12 #include "SkFontStyle.h" |
| 13 #include "SkMakeUnique.h" | |
| 14 #include "SkMutex.h" | 13 #include "SkMutex.h" |
| 15 #include "SkString.h" | 14 #include "SkString.h" |
| 16 #include "SkTypeface.h" | 15 #include "SkTypeface.h" |
| 17 #include "SkTypefaceCache.h" | 16 #include "SkTypefaceCache.h" |
| 18 #include "SkResourceCache.h" | 17 #include "SkResourceCache.h" |
| 19 | 18 |
| 20 SkStreamAsset* SkTypeface_FCI::onOpenStream(int* ttcIndex) const { | 19 SkStreamAsset* SkTypeface_FCI::onOpenStream(int* ttcIndex) const { |
| 21 *ttcIndex = this->getIdentity().fTTCIndex; | 20 *ttcIndex = this->getIdentity().fTTCIndex; |
| 22 | 21 |
| 23 if (fFontData) { | 22 if (fFontData) { |
| 24 SkStreamAsset* stream = fFontData->getStream(); | 23 SkStreamAsset* stream = fFontData->getStream(); |
| 25 if (!stream) { | 24 if (!stream) { |
| 26 return nullptr; | 25 return nullptr; |
| 27 } | 26 } |
| 28 return stream->duplicate(); | 27 return stream->duplicate(); |
| 29 } | 28 } |
| 30 | 29 |
| 31 return fFCI->openStream(this->getIdentity()); | 30 return fFCI->openStream(this->getIdentity()); |
| 32 } | 31 } |
| 33 | 32 |
| 34 std::unique_ptr<SkFontData> SkTypeface_FCI::onMakeFontData() const { | 33 SkFontData* SkTypeface_FCI::onCreateFontData() const { |
| 35 if (fFontData) { | 34 if (fFontData) { |
| 36 return skstd::make_unique<SkFontData>(*fFontData); | 35 return new SkFontData(*fFontData.get()); |
| 37 } | 36 } |
| 38 | 37 |
| 39 const SkFontConfigInterface::FontIdentity& id = this->getIdentity(); | 38 const SkFontConfigInterface::FontIdentity& id = this->getIdentity(); |
| 40 return skstd::make_unique<SkFontData>(std::unique_ptr<SkStreamAsset>(fFCI->o
penStream(id)), | 39 return new SkFontData( fFCI->openStream(id), id.fTTCIndex, nullptr, 0); |
| 41 id.fTTCIndex, nullptr, 0); | |
| 42 } | 40 } |
| 43 | 41 |
| 44 void SkTypeface_FCI::onGetFontDescriptor(SkFontDescriptor* desc, bool* isLocalSt
ream) const { | 42 void SkTypeface_FCI::onGetFontDescriptor(SkFontDescriptor* desc, bool* isLocalSt
ream) const { |
| 45 SkString name; | 43 SkString name; |
| 46 this->getFamilyName(&name); | 44 this->getFamilyName(&name); |
| 47 desc->setFamilyName(name.c_str()); | 45 desc->setFamilyName(name.c_str()); |
| 48 desc->setStyle(this->fontStyle()); | 46 desc->setStyle(this->fontStyle()); |
| 49 *isLocalStream = SkToBool(fFontData); | 47 *isLocalStream = SkToBool(fFontData); |
| 50 } | 48 } |
| 51 | 49 |
| (...skipping 142 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 194 const char* bcp47[], int bcp47Count, | 192 const char* bcp47[], int bcp47Count, |
| 195 SkUnichar character) const override
{ | 193 SkUnichar character) const override
{ |
| 196 return nullptr; | 194 return nullptr; |
| 197 } | 195 } |
| 198 SkTypeface* onMatchFaceStyle(const SkTypeface*, | 196 SkTypeface* onMatchFaceStyle(const SkTypeface*, |
| 199 const SkFontStyle&) const override { return nul
lptr; } | 197 const SkFontStyle&) const override { return nul
lptr; } |
| 200 | 198 |
| 201 SkTypeface* onCreateFromData(SkData*, int ttcIndex) const override { return
nullptr; } | 199 SkTypeface* onCreateFromData(SkData*, int ttcIndex) const override { return
nullptr; } |
| 202 | 200 |
| 203 SkTypeface* onCreateFromStream(SkStreamAsset* bareStream, int ttcIndex) cons
t override { | 201 SkTypeface* onCreateFromStream(SkStreamAsset* bareStream, int ttcIndex) cons
t override { |
| 204 std::unique_ptr<SkStreamAsset> stream(bareStream); | 202 SkAutoTDelete<SkStreamAsset> stream(bareStream); |
| 205 const size_t length = stream->getLength(); | 203 const size_t length = stream->getLength(); |
| 206 if (!length) { | 204 if (!length) { |
| 207 return nullptr; | 205 return nullptr; |
| 208 } | 206 } |
| 209 if (length >= 1024 * 1024 * 1024) { | 207 if (length >= 1024 * 1024 * 1024) { |
| 210 return nullptr; // don't accept too large fonts (>= 1GB) for safety
. | 208 return nullptr; // don't accept too large fonts (>= 1GB) for safety
. |
| 211 } | 209 } |
| 212 | 210 |
| 213 // TODO should the caller give us the style or should we get it from fre
etype? | 211 // TODO should the caller give us the style or should we get it from fre
etype? |
| 214 SkFontStyle style; | 212 SkFontStyle style; |
| 215 bool isFixedPitch = false; | 213 bool isFixedPitch = false; |
| 216 if (!fScanner.scanFont(stream.get(), 0, nullptr, &style, &isFixedPitch,
nullptr)) { | 214 if (!fScanner.scanFont(stream, 0, nullptr, &style, &isFixedPitch, nullpt
r)) { |
| 217 return nullptr; | 215 return nullptr; |
| 218 } | 216 } |
| 219 | 217 |
| 220 auto fontData = skstd::make_unique<SkFontData>(std::move(stream), ttcInd
ex, nullptr, 0); | 218 std::unique_ptr<SkFontData> fontData(new SkFontData(stream.release(), tt
cIndex, |
| 219 nullptr, 0)); |
| 221 return SkTypeface_FCI::Create(std::move(fontData), style, isFixedPitch); | 220 return SkTypeface_FCI::Create(std::move(fontData), style, isFixedPitch); |
| 222 } | 221 } |
| 223 | 222 |
| 224 SkTypeface* onCreateFromStream(SkStreamAsset* s, const FontParameters& param
s) const override { | 223 SkTypeface* onCreateFromStream(SkStreamAsset* s, const FontParameters& param
s) const override { |
| 225 using Scanner = SkTypeface_FreeType::Scanner; | 224 using Scanner = SkTypeface_FreeType::Scanner; |
| 226 std::unique_ptr<SkStreamAsset> stream(s); | 225 SkAutoTDelete<SkStreamAsset> stream(s); |
| 227 const size_t length = stream->getLength(); | 226 const size_t length = stream->getLength(); |
| 228 if (!length) { | 227 if (!length) { |
| 229 return nullptr; | 228 return nullptr; |
| 230 } | 229 } |
| 231 if (length >= 1024 * 1024 * 1024) { | 230 if (length >= 1024 * 1024 * 1024) { |
| 232 return nullptr; // don't accept too large fonts (>= 1GB) for safety
. | 231 return nullptr; // don't accept too large fonts (>= 1GB) for safety
. |
| 233 } | 232 } |
| 234 | 233 |
| 235 bool isFixedPitch; | 234 bool isFixedPitch; |
| 236 SkFontStyle style; | 235 SkFontStyle style; |
| 237 SkString name; | 236 SkString name; |
| 238 Scanner::AxisDefinitions axisDefinitions; | 237 Scanner::AxisDefinitions axisDefinitions; |
| 239 if (!fScanner.scanFont(stream.get(), params.getCollectionIndex(), | 238 if (!fScanner.scanFont(stream, params.getCollectionIndex(), &name, &styl
e, &isFixedPitch, |
| 240 &name, &style, &isFixedPitch, &axisDefinitions)) | 239 &axisDefinitions)) |
| 241 { | 240 { |
| 242 return nullptr; | 241 return nullptr; |
| 243 } | 242 } |
| 244 | 243 |
| 245 int paramAxisCount; | 244 int paramAxisCount; |
| 246 const FontParameters::Axis* paramAxes = params.getAxes(¶mAxisCount); | 245 const FontParameters::Axis* paramAxes = params.getAxes(¶mAxisCount); |
| 247 SkAutoSTMalloc<4, SkFixed> axisValues(axisDefinitions.count()); | 246 SkAutoSTMalloc<4, SkFixed> axisValues(axisDefinitions.count()); |
| 248 Scanner::computeAxisValues(axisDefinitions, paramAxes, paramAxisCount, a
xisValues, name); | 247 Scanner::computeAxisValues(axisDefinitions, paramAxes, paramAxisCount, a
xisValues, name); |
| 249 | 248 |
| 250 auto fontData = skstd::make_unique<SkFontData>(std::move(stream), | 249 std::unique_ptr<SkFontData> fontData(new SkFontData(stream.release(), |
| 251 params.getCollectionIndex
(), | 250 params.getCollection
Index(), |
| 252 axisValues.get(), | 251 axisValues.get(), |
| 253 axisDefinitions.count()); | 252 axisDefinitions.coun
t())); |
| 254 return SkTypeface_FCI::Create(std::move(fontData), style, isFixedPitch); | 253 return SkTypeface_FCI::Create(std::move(fontData), style, isFixedPitch); |
| 255 } | 254 } |
| 256 | 255 |
| 257 SkTypeface* onCreateFromFile(const char path[], int ttcIndex) const override
{ | 256 SkTypeface* onCreateFromFile(const char path[], int ttcIndex) const override
{ |
| 258 std::unique_ptr<SkStreamAsset> stream = SkStream::MakeFromFile(path); | 257 SkAutoTDelete<SkStreamAsset> stream(SkStream::NewFromFile(path)); |
| 259 return stream.get() ? this->createFromStream(stream.release(), ttcIndex)
: nullptr; | 258 return stream.get() ? this->createFromStream(stream.release(), ttcIndex)
: nullptr; |
| 260 } | 259 } |
| 261 | 260 |
| 262 SkTypeface* onLegacyCreateTypeface(const char requestedFamilyName[], | 261 SkTypeface* onLegacyCreateTypeface(const char requestedFamilyName[], |
| 263 SkFontStyle requestedStyle) const overrid
e | 262 SkFontStyle requestedStyle) const overrid
e |
| 264 { | 263 { |
| 265 SkAutoMutexAcquire ama(fMutex); | 264 SkAutoMutexAcquire ama(fMutex); |
| 266 | 265 |
| 267 // Check if this request is already in the request cache. | 266 // Check if this request is already in the request cache. |
| 268 using Request = SkFontRequestCache::Request; | 267 using Request = SkFontRequestCache::Request; |
| (...skipping 23 matching lines...) Expand all Loading... |
| 292 fCache.add(face, request.release()); | 291 fCache.add(face, request.release()); |
| 293 | 292 |
| 294 return face; | 293 return face; |
| 295 } | 294 } |
| 296 }; | 295 }; |
| 297 | 296 |
| 298 SK_API SkFontMgr* SkFontMgr_New_FCI(SkFontConfigInterface* fci) { | 297 SK_API SkFontMgr* SkFontMgr_New_FCI(SkFontConfigInterface* fci) { |
| 299 SkASSERT(fci); | 298 SkASSERT(fci); |
| 300 return new SkFontMgr_FCI(fci); | 299 return new SkFontMgr_FCI(fci); |
| 301 } | 300 } |
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