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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 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 #include "SkTypes.h" | 7 #include "SkTypes.h" |
8 #if defined(SK_BUILD_FOR_WIN32) | 8 #if defined(SK_BUILD_FOR_WIN32) |
9 | 9 |
10 #include "SkTypes.h" | 10 #include "SkTypes.h" |
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100 return true; | 100 return true; |
101 } | 101 } |
102 | 102 |
103 bool SkDWriteFontFileStream::move(long offset) { | 103 bool SkDWriteFontFileStream::move(long offset) { |
104 return seek(fPos + offset); | 104 return seek(fPos + offset); |
105 } | 105 } |
106 | 106 |
107 SkDWriteFontFileStream* SkDWriteFontFileStream::fork() const { | 107 SkDWriteFontFileStream* SkDWriteFontFileStream::fork() const { |
108 SkAutoTDelete<SkDWriteFontFileStream> that(this->duplicate()); | 108 SkAutoTDelete<SkDWriteFontFileStream> that(this->duplicate()); |
109 that->seek(fPos); | 109 that->seek(fPos); |
110 return that.detach(); | 110 return that.release(); |
111 } | 111 } |
112 | 112 |
113 size_t SkDWriteFontFileStream::getLength() const { | 113 size_t SkDWriteFontFileStream::getLength() const { |
114 HRESULT hr = S_OK; | 114 HRESULT hr = S_OK; |
115 UINT64 realFileSize = 0; | 115 UINT64 realFileSize = 0; |
116 hr = fFontFileStream->GetFileSize(&realFileSize); | 116 hr = fFontFileStream->GetFileSize(&realFileSize); |
117 if (!SkTFitsIn<size_t>(realFileSize)) { | 117 if (!SkTFitsIn<size_t>(realFileSize)) { |
118 return 0; | 118 return 0; |
119 } | 119 } |
120 return static_cast<size_t>(realFileSize); | 120 return static_cast<size_t>(realFileSize); |
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205 | 205 |
206 if (!fStream->seek(static_cast<size_t>(fileOffset))) { | 206 if (!fStream->seek(static_cast<size_t>(fileOffset))) { |
207 return E_FAIL; | 207 return E_FAIL; |
208 } | 208 } |
209 SkAutoTMalloc<uint8_t> streamData(static_cast<size_t>(fragmentSize)); | 209 SkAutoTMalloc<uint8_t> streamData(static_cast<size_t>(fragmentSize)); |
210 if (fStream->read(streamData.get(), static_cast<size_t>(fragmentSize)) !
= fragmentSize) { | 210 if (fStream->read(streamData.get(), static_cast<size_t>(fragmentSize)) !
= fragmentSize) { |
211 return E_FAIL; | 211 return E_FAIL; |
212 } | 212 } |
213 | 213 |
214 *fragmentStart = streamData.get(); | 214 *fragmentStart = streamData.get(); |
215 *fragmentContext = streamData.detach(); | 215 *fragmentContext = streamData.release(); |
216 } | 216 } |
217 return S_OK; | 217 return S_OK; |
218 } | 218 } |
219 | 219 |
220 void STDMETHODCALLTYPE SkDWriteFontFileStreamWrapper::ReleaseFileFragment(void*
fragmentContext) { | 220 void STDMETHODCALLTYPE SkDWriteFontFileStreamWrapper::ReleaseFileFragment(void*
fragmentContext) { |
221 sk_free(fragmentContext); | 221 sk_free(fragmentContext); |
222 } | 222 } |
223 | 223 |
224 HRESULT STDMETHODCALLTYPE SkDWriteFontFileStreamWrapper::GetFileSize(UINT64* fil
eSize) { | 224 HRESULT STDMETHODCALLTYPE SkDWriteFontFileStreamWrapper::GetFileSize(UINT64* fil
eSize) { |
225 *fileSize = fStream->getLength(); | 225 *fileSize = fStream->getLength(); |
226 return S_OK; | 226 return S_OK; |
227 } | 227 } |
228 | 228 |
229 HRESULT STDMETHODCALLTYPE SkDWriteFontFileStreamWrapper::GetLastWriteTime(UINT64
* lastWriteTime) { | 229 HRESULT STDMETHODCALLTYPE SkDWriteFontFileStreamWrapper::GetLastWriteTime(UINT64
* lastWriteTime) { |
230 // The concept of last write time does not apply to this loader. | 230 // The concept of last write time does not apply to this loader. |
231 *lastWriteTime = 0; | 231 *lastWriteTime = 0; |
232 return E_NOTIMPL; | 232 return E_NOTIMPL; |
233 } | 233 } |
234 | 234 |
235 #endif//defined(SK_BUILD_FOR_WIN32) | 235 #endif//defined(SK_BUILD_FOR_WIN32) |
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