grab from latest android
git-svn-id: http://skia.googlecode.com/svn/trunk@27 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/xml/SkXMLPullParser.cpp b/src/xml/SkXMLPullParser.cpp
new file mode 100644
index 0000000..5df75b7
--- /dev/null
+++ b/src/xml/SkXMLPullParser.cpp
@@ -0,0 +1,132 @@
+#include "SkXMLParser.h"
+#include "SkStream.h"
+
+static void reset(SkXMLPullParser::Curr* curr)
+{
+ curr->fEventType = SkXMLPullParser::ERROR;
+ curr->fName = "";
+ curr->fAttrInfoCount = 0;
+ curr->fIsWhitespace = false;
+}
+
+SkXMLPullParser::SkXMLPullParser() : fStream(NULL)
+{
+ fCurr.fEventType = ERROR;
+ fDepth = -1;
+}
+
+SkXMLPullParser::SkXMLPullParser(SkStream* stream) : fStream(NULL)
+{
+ fCurr.fEventType = ERROR;
+ fDepth = 0;
+
+ this->setStream(stream);
+}
+
+SkXMLPullParser::~SkXMLPullParser()
+{
+ this->setStream(NULL);
+}
+
+SkStream* SkXMLPullParser::setStream(SkStream* stream)
+{
+ if (fStream && !stream)
+ this->onExit();
+
+ SkRefCnt_SafeAssign(fStream, stream);
+
+ if (fStream)
+ {
+ fCurr.fEventType = START_DOCUMENT;
+ this->onInit();
+ }
+ else
+ {
+ fCurr.fEventType = ERROR;
+ }
+ fDepth = 0;
+
+ return fStream;
+}
+
+SkXMLPullParser::EventType SkXMLPullParser::nextToken()
+{
+ switch (fCurr.fEventType) {
+ case ERROR:
+ case END_DOCUMENT:
+ break;
+ case END_TAG:
+ fDepth -= 1;
+ // fall through
+ default:
+ reset(&fCurr);
+ fCurr.fEventType = this->onNextToken();
+ break;
+ }
+
+ switch (fCurr.fEventType) {
+ case START_TAG:
+ fDepth += 1;
+ break;
+ default:
+ break;
+ }
+
+ return fCurr.fEventType;
+}
+
+const char* SkXMLPullParser::getName()
+{
+ switch (fCurr.fEventType) {
+ case START_TAG:
+ case END_TAG:
+ return fCurr.fName;
+ default:
+ return NULL;
+ }
+}
+
+const char* SkXMLPullParser::getText()
+{
+ switch (fCurr.fEventType) {
+ case TEXT:
+ case IGNORABLE_WHITESPACE:
+ return fCurr.fName;
+ default:
+ return NULL;
+ }
+}
+
+bool SkXMLPullParser::isWhitespace()
+{
+ switch (fCurr.fEventType) {
+ case IGNORABLE_WHITESPACE:
+ return true;
+ case TEXT:
+ case CDSECT:
+ return fCurr.fIsWhitespace;
+ default:
+ return false; // unknown/illegal
+ }
+}
+
+int SkXMLPullParser::getAttributeCount()
+{
+ return fCurr.fAttrInfoCount;
+}
+
+void SkXMLPullParser::getAttributeInfo(int index, AttrInfo* info)
+{
+ SkASSERT((unsigned)index < (unsigned)fCurr.fAttrInfoCount);
+
+ if (info)
+ *info = fCurr.fAttrInfos[index];
+}
+
+bool SkXMLPullParser::onEntityReplacement(const char name[],
+ SkString* replacement)
+{
+ // TODO: std 5 entities here
+ return false;
+}
+