gfx/skia/trunk/src/xml/SkXMLPullParser.cpp@6474c204b198 (annotated)
gfx/skia/trunk/src/xml/SkXMLPullParser.cpp
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | |
| michael@0 | 2 | /* |
| michael@0 | 3 | * Copyright 2011 Google Inc. |
| michael@0 | 4 | * |
| michael@0 | 5 | * Use of this source code is governed by a BSD-style license that can be |
| michael@0 | 6 | * found in the LICENSE file. |
| michael@0 | 7 | */ |
| michael@0 | 8 | #include "SkXMLParser.h" |
| michael@0 | 9 | #include "SkStream.h" |
| michael@0 | 10 | |
| michael@0 | 11 | static void reset(SkXMLPullParser::Curr* curr) |
| michael@0 | 12 | { |
| michael@0 | 13 | curr->fEventType = SkXMLPullParser::ERROR; |
| michael@0 | 14 | curr->fName = ""; |
| michael@0 | 15 | curr->fAttrInfoCount = 0; |
| michael@0 | 16 | curr->fIsWhitespace = false; |
| michael@0 | 17 | } |
| michael@0 | 18 | |
| michael@0 | 19 | SkXMLPullParser::SkXMLPullParser() : fStream(NULL) |
| michael@0 | 20 | { |
| michael@0 | 21 | fCurr.fEventType = ERROR; |
| michael@0 | 22 | fDepth = -1; |
| michael@0 | 23 | } |
| michael@0 | 24 | |
| michael@0 | 25 | SkXMLPullParser::SkXMLPullParser(SkStream* stream) : fStream(NULL) |
| michael@0 | 26 | { |
| michael@0 | 27 | fCurr.fEventType = ERROR; |
| michael@0 | 28 | fDepth = 0; |
| michael@0 | 29 | |
| michael@0 | 30 | this->setStream(stream); |
| michael@0 | 31 | } |
| michael@0 | 32 | |
| michael@0 | 33 | SkXMLPullParser::~SkXMLPullParser() |
| michael@0 | 34 | { |
| michael@0 | 35 | this->setStream(NULL); |
| michael@0 | 36 | } |
| michael@0 | 37 | |
| michael@0 | 38 | SkStream* SkXMLPullParser::setStream(SkStream* stream) |
| michael@0 | 39 | { |
| michael@0 | 40 | if (fStream && !stream) |
| michael@0 | 41 | this->onExit(); |
| michael@0 | 42 | |
| michael@0 | 43 | SkRefCnt_SafeAssign(fStream, stream); |
| michael@0 | 44 | |
| michael@0 | 45 | if (fStream) |
| michael@0 | 46 | { |
| michael@0 | 47 | fCurr.fEventType = START_DOCUMENT; |
| michael@0 | 48 | this->onInit(); |
| michael@0 | 49 | } |
| michael@0 | 50 | else |
| michael@0 | 51 | { |
| michael@0 | 52 | fCurr.fEventType = ERROR; |
| michael@0 | 53 | } |
| michael@0 | 54 | fDepth = 0; |
| michael@0 | 55 | |
| michael@0 | 56 | return fStream; |
| michael@0 | 57 | } |
| michael@0 | 58 | |
| michael@0 | 59 | SkXMLPullParser::EventType SkXMLPullParser::nextToken() |
| michael@0 | 60 | { |
| michael@0 | 61 | switch (fCurr.fEventType) { |
| michael@0 | 62 | case ERROR: |
| michael@0 | 63 | case END_DOCUMENT: |
| michael@0 | 64 | break; |
| michael@0 | 65 | case END_TAG: |
| michael@0 | 66 | fDepth -= 1; |
| michael@0 | 67 | // fall through |
| michael@0 | 68 | default: |
| michael@0 | 69 | reset(&fCurr); |
| michael@0 | 70 | fCurr.fEventType = this->onNextToken(); |
| michael@0 | 71 | break; |
| michael@0 | 72 | } |
| michael@0 | 73 | |
| michael@0 | 74 | switch (fCurr.fEventType) { |
| michael@0 | 75 | case START_TAG: |
| michael@0 | 76 | fDepth += 1; |
| michael@0 | 77 | break; |
| michael@0 | 78 | default: |
| michael@0 | 79 | break; |
| michael@0 | 80 | } |
| michael@0 | 81 | |
| michael@0 | 82 | return fCurr.fEventType; |
| michael@0 | 83 | } |
| michael@0 | 84 | |
| michael@0 | 85 | const char* SkXMLPullParser::getName() |
| michael@0 | 86 | { |
| michael@0 | 87 | switch (fCurr.fEventType) { |
| michael@0 | 88 | case START_TAG: |
| michael@0 | 89 | case END_TAG: |
| michael@0 | 90 | return fCurr.fName; |
| michael@0 | 91 | default: |
| michael@0 | 92 | return NULL; |
| michael@0 | 93 | } |
| michael@0 | 94 | } |
| michael@0 | 95 | |
| michael@0 | 96 | const char* SkXMLPullParser::getText() |
| michael@0 | 97 | { |
| michael@0 | 98 | switch (fCurr.fEventType) { |
| michael@0 | 99 | case TEXT: |
| michael@0 | 100 | case IGNORABLE_WHITESPACE: |
| michael@0 | 101 | return fCurr.fName; |
| michael@0 | 102 | default: |
| michael@0 | 103 | return NULL; |
| michael@0 | 104 | } |
| michael@0 | 105 | } |
| michael@0 | 106 | |
| michael@0 | 107 | bool SkXMLPullParser::isWhitespace() |
| michael@0 | 108 | { |
| michael@0 | 109 | switch (fCurr.fEventType) { |
| michael@0 | 110 | case IGNORABLE_WHITESPACE: |
| michael@0 | 111 | return true; |
| michael@0 | 112 | case TEXT: |
| michael@0 | 113 | case CDSECT: |
| michael@0 | 114 | return fCurr.fIsWhitespace; |
| michael@0 | 115 | default: |
| michael@0 | 116 | return false; // unknown/illegal |
| michael@0 | 117 | } |
| michael@0 | 118 | } |
| michael@0 | 119 | |
| michael@0 | 120 | int SkXMLPullParser::getAttributeCount() |
| michael@0 | 121 | { |
| michael@0 | 122 | return fCurr.fAttrInfoCount; |
| michael@0 | 123 | } |
| michael@0 | 124 | |
| michael@0 | 125 | void SkXMLPullParser::getAttributeInfo(int index, AttrInfo* info) |
| michael@0 | 126 | { |
| michael@0 | 127 | SkASSERT((unsigned)index < (unsigned)fCurr.fAttrInfoCount); |
| michael@0 | 128 | |
| michael@0 | 129 | if (info) |
| michael@0 | 130 | *info = fCurr.fAttrInfos[index]; |
| michael@0 | 131 | } |
| michael@0 | 132 | |
| michael@0 | 133 | bool SkXMLPullParser::onEntityReplacement(const char name[], |
| michael@0 | 134 | SkString* replacement) |
| michael@0 | 135 | { |
| michael@0 | 136 | // TODO: std 5 entities here |
| michael@0 | 137 | return false; |
| michael@0 | 138 | } |
