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comparison: gfx/skia/trunk/src/xml/SkXMLPullParser.cpp
gfx/skia/trunk/src/xml/SkXMLPullParser.cpp
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- 6474c204b198
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| -1:000000000000 | 0:b88a94132ade |
|---|---|
| 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 */ | |
| 8 #include "SkXMLParser.h" | |
| 9 #include "SkStream.h" | |
| 10 | |
| 11 static void reset(SkXMLPullParser::Curr* curr) | |
| 12 { | |
| 13 curr->fEventType = SkXMLPullParser::ERROR; | |
| 14 curr->fName = ""; | |
| 15 curr->fAttrInfoCount = 0; | |
| 16 curr->fIsWhitespace = false; | |
| 17 } | |
| 18 | |
| 19 SkXMLPullParser::SkXMLPullParser() : fStream(NULL) | |
| 20 { | |
| 21 fCurr.fEventType = ERROR; | |
| 22 fDepth = -1; | |
| 23 } | |
| 24 | |
| 25 SkXMLPullParser::SkXMLPullParser(SkStream* stream) : fStream(NULL) | |
| 26 { | |
| 27 fCurr.fEventType = ERROR; | |
| 28 fDepth = 0; | |
| 29 | |
| 30 this->setStream(stream); | |
| 31 } | |
| 32 | |
| 33 SkXMLPullParser::~SkXMLPullParser() | |
| 34 { | |
| 35 this->setStream(NULL); | |
| 36 } | |
| 37 | |
| 38 SkStream* SkXMLPullParser::setStream(SkStream* stream) | |
| 39 { | |
| 40 if (fStream && !stream) | |
| 41 this->onExit(); | |
| 42 | |
| 43 SkRefCnt_SafeAssign(fStream, stream); | |
| 44 | |
| 45 if (fStream) | |
| 46 { | |
| 47 fCurr.fEventType = START_DOCUMENT; | |
| 48 this->onInit(); | |
| 49 } | |
| 50 else | |
| 51 { | |
| 52 fCurr.fEventType = ERROR; | |
| 53 } | |
| 54 fDepth = 0; | |
| 55 | |
| 56 return fStream; | |
| 57 } | |
| 58 | |
| 59 SkXMLPullParser::EventType SkXMLPullParser::nextToken() | |
| 60 { | |
| 61 switch (fCurr.fEventType) { | |
| 62 case ERROR: | |
| 63 case END_DOCUMENT: | |
| 64 break; | |
| 65 case END_TAG: | |
| 66 fDepth -= 1; | |
| 67 // fall through | |
| 68 default: | |
| 69 reset(&fCurr); | |
| 70 fCurr.fEventType = this->onNextToken(); | |
| 71 break; | |
| 72 } | |
| 73 | |
| 74 switch (fCurr.fEventType) { | |
| 75 case START_TAG: | |
| 76 fDepth += 1; | |
| 77 break; | |
| 78 default: | |
| 79 break; | |
| 80 } | |
| 81 | |
| 82 return fCurr.fEventType; | |
| 83 } | |
| 84 | |
| 85 const char* SkXMLPullParser::getName() | |
| 86 { | |
| 87 switch (fCurr.fEventType) { | |
| 88 case START_TAG: | |
| 89 case END_TAG: | |
| 90 return fCurr.fName; | |
| 91 default: | |
| 92 return NULL; | |
| 93 } | |
| 94 } | |
| 95 | |
| 96 const char* SkXMLPullParser::getText() | |
| 97 { | |
| 98 switch (fCurr.fEventType) { | |
| 99 case TEXT: | |
| 100 case IGNORABLE_WHITESPACE: | |
| 101 return fCurr.fName; | |
| 102 default: | |
| 103 return NULL; | |
| 104 } | |
| 105 } | |
| 106 | |
| 107 bool SkXMLPullParser::isWhitespace() | |
| 108 { | |
| 109 switch (fCurr.fEventType) { | |
| 110 case IGNORABLE_WHITESPACE: | |
| 111 return true; | |
| 112 case TEXT: | |
| 113 case CDSECT: | |
| 114 return fCurr.fIsWhitespace; | |
| 115 default: | |
| 116 return false; // unknown/illegal | |
| 117 } | |
| 118 } | |
| 119 | |
| 120 int SkXMLPullParser::getAttributeCount() | |
| 121 { | |
| 122 return fCurr.fAttrInfoCount; | |
| 123 } | |
| 124 | |
| 125 void SkXMLPullParser::getAttributeInfo(int index, AttrInfo* info) | |
| 126 { | |
| 127 SkASSERT((unsigned)index < (unsigned)fCurr.fAttrInfoCount); | |
| 128 | |
| 129 if (info) | |
| 130 *info = fCurr.fAttrInfos[index]; | |
| 131 } | |
| 132 | |
| 133 bool SkXMLPullParser::onEntityReplacement(const char name[], | |
| 134 SkString* replacement) | |
| 135 { | |
| 136 // TODO: std 5 entities here | |
| 137 return false; | |
| 138 } |
