1 /*
2  * Copyright 2011 Google Inc.
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #include "SkPictureFlat.h"
9 #include "SkChecksum.h"
10 #include "SkColorFilter.h"
11 #include "SkDrawLooper.h"
12 #include "SkMaskFilter.h"
13 #include "SkShader.h"
14 #include "SkTypeface.h"
15 
16 ///////////////////////////////////////////////////////////////////////////////
17 
SkTypefacePlayback()18 SkTypefacePlayback::SkTypefacePlayback() : fCount(0), fArray(nullptr) {}
19 
~SkTypefacePlayback()20 SkTypefacePlayback::~SkTypefacePlayback() {
21     this->reset(nullptr);
22 }
23 
reset(const SkRefCntSet * rec)24 void SkTypefacePlayback::reset(const SkRefCntSet* rec) {
25     for (int i = 0; i < fCount; i++) {
26         SkASSERT(fArray[i]);
27         fArray[i]->unref();
28     }
29     delete[] fArray;
30 
31     if (rec!= nullptr && rec->count() > 0) {
32         fCount = rec->count();
33         fArray = new SkRefCnt* [fCount];
34         rec->copyToArray(fArray);
35         for (int i = 0; i < fCount; i++) {
36             fArray[i]->ref();
37         }
38     } else {
39         fCount = 0;
40         fArray = nullptr;
41     }
42 }
43 
setCount(int count)44 void SkTypefacePlayback::setCount(int count) {
45     this->reset(nullptr);
46 
47     fCount = count;
48     fArray = new SkRefCnt* [count];
49     sk_bzero(fArray, count * sizeof(SkRefCnt*));
50 }
51 
set(int index,SkRefCnt * obj)52 SkRefCnt* SkTypefacePlayback::set(int index, SkRefCnt* obj) {
53     SkASSERT((unsigned)index < (unsigned)fCount);
54     SkRefCnt_SafeAssign(fArray[index], obj);
55     return obj;
56 }
57