epoger@google.com | ec3ed6a | 2011-07-28 14:26:00 +0000 | [diff] [blame] | 1 | |
| 2 | /* |
| 3 | * Copyright 2011 Google Inc. |
| 4 | * |
| 5 | * Use of this source code is governed by a BSD-style license that can be |
| 6 | * found in the LICENSE file. |
| 7 | */ |
reed@android.com | 49099b2 | 2010-09-09 16:07:53 +0000 | [diff] [blame] | 8 | #include "SkMallocPixelRef.h" |
| 9 | #include "SkBitmap.h" |
djsollen@google.com | c73dd5c | 2012-08-07 15:54:32 +0000 | [diff] [blame] | 10 | #include "SkFlattenableBuffers.h" |
reed@android.com | 49099b2 | 2010-09-09 16:07:53 +0000 | [diff] [blame] | 11 | |
| 12 | SkMallocPixelRef::SkMallocPixelRef(void* storage, size_t size, |
djsollen@google.com | c84b833 | 2012-07-27 13:41:44 +0000 | [diff] [blame] | 13 | SkColorTable* ctable, bool ownPixels) { |
reed@android.com | 49099b2 | 2010-09-09 16:07:53 +0000 | [diff] [blame] | 14 | if (NULL == storage) { |
djsollen@google.com | c84b833 | 2012-07-27 13:41:44 +0000 | [diff] [blame] | 15 | SkASSERT(ownPixels); |
reed@android.com | 49099b2 | 2010-09-09 16:07:53 +0000 | [diff] [blame] | 16 | storage = sk_malloc_throw(size); |
| 17 | } |
| 18 | fStorage = storage; |
| 19 | fSize = size; |
| 20 | fCTable = ctable; |
reed@google.com | 82065d6 | 2011-02-07 15:30:46 +0000 | [diff] [blame] | 21 | SkSafeRef(ctable); |
djsollen@google.com | c84b833 | 2012-07-27 13:41:44 +0000 | [diff] [blame] | 22 | fOwnPixels = ownPixels; |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame^] | 23 | |
reed@google.com | ff0da4f | 2012-05-17 13:14:52 +0000 | [diff] [blame] | 24 | this->setPreLocked(fStorage, fCTable); |
reed@android.com | 49099b2 | 2010-09-09 16:07:53 +0000 | [diff] [blame] | 25 | } |
| 26 | |
| 27 | SkMallocPixelRef::~SkMallocPixelRef() { |
| 28 | SkSafeUnref(fCTable); |
djsollen@google.com | c84b833 | 2012-07-27 13:41:44 +0000 | [diff] [blame] | 29 | if (fOwnPixels) { |
| 30 | sk_free(fStorage); |
| 31 | } |
reed@android.com | 49099b2 | 2010-09-09 16:07:53 +0000 | [diff] [blame] | 32 | } |
| 33 | |
| 34 | void* SkMallocPixelRef::onLockPixels(SkColorTable** ct) { |
| 35 | *ct = fCTable; |
| 36 | return fStorage; |
| 37 | } |
| 38 | |
| 39 | void SkMallocPixelRef::onUnlockPixels() { |
| 40 | // nothing to do |
| 41 | } |
| 42 | |
djsollen@google.com | 5492424 | 2012-03-29 15:18:04 +0000 | [diff] [blame] | 43 | void SkMallocPixelRef::flatten(SkFlattenableWriteBuffer& buffer) const { |
reed@android.com | 49099b2 | 2010-09-09 16:07:53 +0000 | [diff] [blame] | 44 | this->INHERITED::flatten(buffer); |
| 45 | |
djsollen@google.com | c73dd5c | 2012-08-07 15:54:32 +0000 | [diff] [blame] | 46 | buffer.writeByteArray(fStorage, fSize); |
| 47 | buffer.writeBool(fCTable != NULL); |
reed@android.com | 49099b2 | 2010-09-09 16:07:53 +0000 | [diff] [blame] | 48 | if (fCTable) { |
djsollen@google.com | 64a0ec3 | 2012-06-12 15:17:27 +0000 | [diff] [blame] | 49 | buffer.writeFlattenable(fCTable); |
reed@android.com | 49099b2 | 2010-09-09 16:07:53 +0000 | [diff] [blame] | 50 | } |
| 51 | } |
| 52 | |
reed@google.com | 82065d6 | 2011-02-07 15:30:46 +0000 | [diff] [blame] | 53 | SkMallocPixelRef::SkMallocPixelRef(SkFlattenableReadBuffer& buffer) |
| 54 | : INHERITED(buffer, NULL) { |
djsollen@google.com | c73dd5c | 2012-08-07 15:54:32 +0000 | [diff] [blame] | 55 | fSize = buffer.getArrayCount(); |
reed@android.com | 49099b2 | 2010-09-09 16:07:53 +0000 | [diff] [blame] | 56 | fStorage = sk_malloc_throw(fSize); |
djsollen@google.com | c73dd5c | 2012-08-07 15:54:32 +0000 | [diff] [blame] | 57 | buffer.readByteArray(fStorage); |
reed@android.com | 49099b2 | 2010-09-09 16:07:53 +0000 | [diff] [blame] | 58 | if (buffer.readBool()) { |
djsollen@google.com | c73dd5c | 2012-08-07 15:54:32 +0000 | [diff] [blame] | 59 | fCTable = buffer.readFlattenableT<SkColorTable>(); |
reed@android.com | 49099b2 | 2010-09-09 16:07:53 +0000 | [diff] [blame] | 60 | } else { |
| 61 | fCTable = NULL; |
| 62 | } |
djsollen@google.com | c84b833 | 2012-07-27 13:41:44 +0000 | [diff] [blame] | 63 | fOwnPixels = true; |
reed@google.com | ff0da4f | 2012-05-17 13:14:52 +0000 | [diff] [blame] | 64 | |
| 65 | this->setPreLocked(fStorage, fCTable); |
reed@android.com | 49099b2 | 2010-09-09 16:07:53 +0000 | [diff] [blame] | 66 | } |
| 67 | |
djsollen@google.com | 5370cd9 | 2012-03-28 20:47:01 +0000 | [diff] [blame] | 68 | SK_DEFINE_FLATTENABLE_REGISTRAR(SkMallocPixelRef) |