| OLD | NEW |
| 1 /* | 1 /* |
| 2 * Copyright 2006 The Android Open Source Project | 2 * Copyright 2006 The Android Open Source Project |
| 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 #ifndef SkStream_DEFINED | 8 #ifndef SkStream_DEFINED |
| 9 #define SkStream_DEFINED | 9 #define SkStream_DEFINED |
| 10 | 10 |
| (...skipping 163 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 174 class SK_API SkStreamMemory : public SkStreamAsset { | 174 class SK_API SkStreamMemory : public SkStreamAsset { |
| 175 public: | 175 public: |
| 176 SkStreamMemory* duplicate() const override = 0; | 176 SkStreamMemory* duplicate() const override = 0; |
| 177 SkStreamMemory* fork() const override = 0; | 177 SkStreamMemory* fork() const override = 0; |
| 178 | 178 |
| 179 const void* getMemoryBase() override = 0; | 179 const void* getMemoryBase() override = 0; |
| 180 }; | 180 }; |
| 181 | 181 |
| 182 class SK_API SkWStream : SkNoncopyable { | 182 class SK_API SkWStream : SkNoncopyable { |
| 183 public: | 183 public: |
| 184 SK_DECLARE_INST_COUNT(SkWStream) | |
| 185 | |
| 186 virtual ~SkWStream(); | 184 virtual ~SkWStream(); |
| 187 | 185 |
| 188 /** Called to write bytes to a SkWStream. Returns true on success | 186 /** Called to write bytes to a SkWStream. Returns true on success |
| 189 @param buffer the address of at least size bytes to be written to the st
ream | 187 @param buffer the address of at least size bytes to be written to the st
ream |
| 190 @param size The number of bytes in buffer to write to the stream | 188 @param size The number of bytes in buffer to write to the stream |
| 191 @return true on success | 189 @return true on success |
| 192 */ | 190 */ |
| 193 virtual bool write(const void* buffer, size_t size) = 0; | 191 virtual bool write(const void* buffer, size_t size) = 0; |
| 194 virtual void newline(); | 192 virtual void newline(); |
| 195 virtual void flush(); | 193 virtual void flush(); |
| (...skipping 28 matching lines...) Expand all Loading... |
| 224 ////////////////////////////////////////////////////////////////////////////////
//////// | 222 ////////////////////////////////////////////////////////////////////////////////
//////// |
| 225 | 223 |
| 226 #include "SkString.h" | 224 #include "SkString.h" |
| 227 #include <stdio.h> | 225 #include <stdio.h> |
| 228 | 226 |
| 229 struct SkFILE; | 227 struct SkFILE; |
| 230 | 228 |
| 231 /** A stream that wraps a C FILE* file stream. */ | 229 /** A stream that wraps a C FILE* file stream. */ |
| 232 class SK_API SkFILEStream : public SkStreamAsset { | 230 class SK_API SkFILEStream : public SkStreamAsset { |
| 233 public: | 231 public: |
| 234 SK_DECLARE_INST_COUNT(SkFILEStream) | |
| 235 | |
| 236 /** Initialize the stream by calling sk_fopen on the specified path. | 232 /** Initialize the stream by calling sk_fopen on the specified path. |
| 237 * This internal stream will be closed in the destructor. | 233 * This internal stream will be closed in the destructor. |
| 238 */ | 234 */ |
| 239 explicit SkFILEStream(const char path[] = NULL); | 235 explicit SkFILEStream(const char path[] = NULL); |
| 240 | 236 |
| 241 enum Ownership { | 237 enum Ownership { |
| 242 kCallerPasses_Ownership, | 238 kCallerPasses_Ownership, |
| 243 kCallerRetains_Ownership | 239 kCallerRetains_Ownership |
| 244 }; | 240 }; |
| 245 /** Initialize the stream with an existing C file stream. | 241 /** Initialize the stream with an existing C file stream. |
| (...skipping 33 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 279 SkString fName; | 275 SkString fName; |
| 280 Ownership fOwnership; | 276 Ownership fOwnership; |
| 281 // fData is lazilly initialized when needed. | 277 // fData is lazilly initialized when needed. |
| 282 mutable SkAutoTUnref<SkData> fData; | 278 mutable SkAutoTUnref<SkData> fData; |
| 283 | 279 |
| 284 typedef SkStreamAsset INHERITED; | 280 typedef SkStreamAsset INHERITED; |
| 285 }; | 281 }; |
| 286 | 282 |
| 287 class SK_API SkMemoryStream : public SkStreamMemory { | 283 class SK_API SkMemoryStream : public SkStreamMemory { |
| 288 public: | 284 public: |
| 289 SK_DECLARE_INST_COUNT(SkMemoryStream) | |
| 290 | |
| 291 SkMemoryStream(); | 285 SkMemoryStream(); |
| 292 | 286 |
| 293 /** We allocate (and free) the memory. Write to it via getMemoryBase() */ | 287 /** We allocate (and free) the memory. Write to it via getMemoryBase() */ |
| 294 SkMemoryStream(size_t length); | 288 SkMemoryStream(size_t length); |
| 295 | 289 |
| 296 /** If copyData is true, the stream makes a private copy of the data. */ | 290 /** If copyData is true, the stream makes a private copy of the data. */ |
| 297 SkMemoryStream(const void* data, size_t length, bool copyData = false); | 291 SkMemoryStream(const void* data, size_t length, bool copyData = false); |
| 298 | 292 |
| 299 /** Use the specified data as the memory for this stream. | 293 /** Use the specified data as the memory for this stream. |
| 300 * The stream will call ref() on the data (assuming it is not NULL). | 294 * The stream will call ref() on the data (assuming it is not NULL). |
| (...skipping 50 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 351 SkData* fData; | 345 SkData* fData; |
| 352 size_t fOffset; | 346 size_t fOffset; |
| 353 | 347 |
| 354 typedef SkStreamMemory INHERITED; | 348 typedef SkStreamMemory INHERITED; |
| 355 }; | 349 }; |
| 356 | 350 |
| 357 ////////////////////////////////////////////////////////////////////////////////
///////////// | 351 ////////////////////////////////////////////////////////////////////////////////
///////////// |
| 358 | 352 |
| 359 class SK_API SkFILEWStream : public SkWStream { | 353 class SK_API SkFILEWStream : public SkWStream { |
| 360 public: | 354 public: |
| 361 SK_DECLARE_INST_COUNT(SkFILEWStream) | |
| 362 | |
| 363 SkFILEWStream(const char path[]); | 355 SkFILEWStream(const char path[]); |
| 364 virtual ~SkFILEWStream(); | 356 virtual ~SkFILEWStream(); |
| 365 | 357 |
| 366 /** Returns true if the current path could be opened. | 358 /** Returns true if the current path could be opened. |
| 367 */ | 359 */ |
| 368 bool isValid() const { return fFILE != NULL; } | 360 bool isValid() const { return fFILE != NULL; } |
| 369 | 361 |
| 370 bool write(const void* buffer, size_t size) override; | 362 bool write(const void* buffer, size_t size) override; |
| 371 void flush() override; | 363 void flush() override; |
| 372 size_t bytesWritten() const override; | 364 size_t bytesWritten() const override; |
| 373 | 365 |
| 374 private: | 366 private: |
| 375 SkFILE* fFILE; | 367 SkFILE* fFILE; |
| 376 | 368 |
| 377 typedef SkWStream INHERITED; | 369 typedef SkWStream INHERITED; |
| 378 }; | 370 }; |
| 379 | 371 |
| 380 class SkMemoryWStream : public SkWStream { | 372 class SkMemoryWStream : public SkWStream { |
| 381 public: | 373 public: |
| 382 SK_DECLARE_INST_COUNT(SkMemoryWStream) | |
| 383 | |
| 384 SkMemoryWStream(void* buffer, size_t size); | 374 SkMemoryWStream(void* buffer, size_t size); |
| 385 bool write(const void* buffer, size_t size) override; | 375 bool write(const void* buffer, size_t size) override; |
| 386 size_t bytesWritten() const override { return fBytesWritten; } | 376 size_t bytesWritten() const override { return fBytesWritten; } |
| 387 | 377 |
| 388 private: | 378 private: |
| 389 char* fBuffer; | 379 char* fBuffer; |
| 390 size_t fMaxLength; | 380 size_t fMaxLength; |
| 391 size_t fBytesWritten; | 381 size_t fBytesWritten; |
| 392 | 382 |
| 393 typedef SkWStream INHERITED; | 383 typedef SkWStream INHERITED; |
| 394 }; | 384 }; |
| 395 | 385 |
| 396 class SK_API SkDynamicMemoryWStream : public SkWStream { | 386 class SK_API SkDynamicMemoryWStream : public SkWStream { |
| 397 public: | 387 public: |
| 398 SK_DECLARE_INST_COUNT(SkDynamicMemoryWStream) | |
| 399 | |
| 400 SkDynamicMemoryWStream(); | 388 SkDynamicMemoryWStream(); |
| 401 virtual ~SkDynamicMemoryWStream(); | 389 virtual ~SkDynamicMemoryWStream(); |
| 402 | 390 |
| 403 bool write(const void* buffer, size_t size) override; | 391 bool write(const void* buffer, size_t size) override; |
| 404 size_t bytesWritten() const override { return fBytesWritten; } | 392 size_t bytesWritten() const override { return fBytesWritten; } |
| 405 // random access write | 393 // random access write |
| 406 // modifies stream and returns true if offset + size is less than or equal t
o getOffset() | 394 // modifies stream and returns true if offset + size is less than or equal t
o getOffset() |
| 407 bool write(const void* buffer, size_t offset, size_t size); | 395 bool write(const void* buffer, size_t offset, size_t size); |
| 408 bool read(void* buffer, size_t offset, size_t size); | 396 bool read(void* buffer, size_t offset, size_t size); |
| 409 size_t getOffset() const { return fBytesWritten; } | 397 size_t getOffset() const { return fBytesWritten; } |
| (...skipping 27 matching lines...) Expand all Loading... |
| 437 friend class SkBlockMemoryStream; | 425 friend class SkBlockMemoryStream; |
| 438 friend class SkBlockMemoryRefCnt; | 426 friend class SkBlockMemoryRefCnt; |
| 439 | 427 |
| 440 typedef SkWStream INHERITED; | 428 typedef SkWStream INHERITED; |
| 441 }; | 429 }; |
| 442 | 430 |
| 443 | 431 |
| 444 class SK_API SkDebugWStream : public SkWStream { | 432 class SK_API SkDebugWStream : public SkWStream { |
| 445 public: | 433 public: |
| 446 SkDebugWStream() : fBytesWritten(0) {} | 434 SkDebugWStream() : fBytesWritten(0) {} |
| 447 SK_DECLARE_INST_COUNT(SkDebugWStream) | |
| 448 | 435 |
| 449 // overrides | 436 // overrides |
| 450 bool write(const void* buffer, size_t size) override; | 437 bool write(const void* buffer, size_t size) override; |
| 451 void newline() override; | 438 void newline() override; |
| 452 size_t bytesWritten() const override { return fBytesWritten; } | 439 size_t bytesWritten() const override { return fBytesWritten; } |
| 453 | 440 |
| 454 private: | 441 private: |
| 455 size_t fBytesWritten; | 442 size_t fBytesWritten; |
| 456 typedef SkWStream INHERITED; | 443 typedef SkWStream INHERITED; |
| 457 }; | 444 }; |
| 458 | 445 |
| 459 // for now | 446 // for now |
| 460 typedef SkFILEStream SkURLStream; | 447 typedef SkFILEStream SkURLStream; |
| 461 | 448 |
| 462 #endif | 449 #endif |
| OLD | NEW |