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Code Issues Releases Wiki Activity

<video> ePub3 support (in progress)

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This commit is contained in:
Nikolay Pultsin 2014-03-08 17:50:20 +00:00
parent cf2683079d
commit e14011b7bb
18 changed files with 363 additions and 33 deletions
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129
jni/NativeFormats/fbreader/src/formats/xhtml/XHTMLReader.cpp
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@ -60,42 +60,82 @@ void XHTMLTagAction::endParagraph(XHTMLReader &reader) {
reader.endParagraph();
}
class XHTMLTagStyleAction : public XHTMLTagAction {
class XHTMLGlobalTagAction : public XHTMLTagAction {
private:
bool isEnabled(XHTMLReadingState state);
};
class XHTMLTextModeTagAction : public XHTMLTagAction {
private:
bool isEnabled(XHTMLReadingState state);
};
bool XHTMLGlobalTagAction::isEnabled(XHTMLReadingState state) {
return true;
}
bool XHTMLTextModeTagAction::isEnabled(XHTMLReadingState state) {
return state == XHTML_READ_BODY;
}
class XHTMLTagStyleAction : public XHTMLGlobalTagAction {
public:
void doAtStart(XHTMLReader &reader, const char **xmlattributes);
void doAtEnd(XHTMLReader &reader);
};
class XHTMLTagLinkAction : public XHTMLTagAction {
class XHTMLTagLinkAction : public XHTMLGlobalTagAction {
public:
void doAtStart(XHTMLReader &reader, const char **xmlattributes);
void doAtEnd(XHTMLReader &reader);
};
class XHTMLTagParagraphAction : public XHTMLTagAction {
class XHTMLTagParagraphAction : public XHTMLTextModeTagAction {
public:
void doAtStart(XHTMLReader &reader, const char **xmlattributes);
void doAtEnd(XHTMLReader &reader);
};
class XHTMLTagBodyAction : public XHTMLTagAction {
class XHTMLTagBodyAction : public XHTMLGlobalTagAction {
public:
void doAtStart(XHTMLReader &reader, const char **xmlattributes);
void doAtEnd(XHTMLReader &reader);
};
class XHTMLTagRestartParagraphAction : public XHTMLTagAction {
class XHTMLTagRestartParagraphAction : public XHTMLTextModeTagAction {
public:
void doAtStart(XHTMLReader &reader, const char **xmlattributes);
void doAtEnd(XHTMLReader &reader);
};
class XHTMLTagImageAction : public XHTMLTagAction {
class XHTMLTagVideoAction : public XHTMLTagAction {
private:
bool isEnabled(XHTMLReadingState state);
public:
void doAtStart(XHTMLReader &reader, const char **xmlattributes);
void doAtEnd(XHTMLReader &reader);
};
class XHTMLTagSourceAction : public XHTMLTagAction {
private:
bool isEnabled(XHTMLReadingState state);
public:
void doAtStart(XHTMLReader &reader, const char **xmlattributes);
void doAtEnd(XHTMLReader &reader);
};
class XHTMLTagImageAction : public XHTMLTextModeTagAction {
public:
XHTMLTagImageAction(shared_ptr<ZLXMLReader::NamePredicate> predicate);
@ -120,7 +160,7 @@ private:
friend class XHTMLTagSvgAction;
};
class XHTMLTagSvgAction : public XHTMLTagAction {
class XHTMLTagSvgAction : public XHTMLTextModeTagAction {
public:
XHTMLTagSvgAction(XHTMLSvgImageNamePredicate &predicate);
@ -131,14 +171,14 @@ private:
XHTMLSvgImageNamePredicate &myPredicate;
};
class XHTMLTagItemAction : public XHTMLTagAction {
class XHTMLTagItemAction : public XHTMLTextModeTagAction {
public:
void doAtStart(XHTMLReader &reader, const char **xmlattributes);
void doAtEnd(XHTMLReader &reader);
};
class XHTMLTagHyperlinkAction : public XHTMLTagAction {
class XHTMLTagHyperlinkAction : public XHTMLTextModeTagAction {
public:
void doAtStart(XHTMLReader &reader, const char **xmlattributes);
@ -148,7 +188,7 @@ private:
std::stack<FBTextKind> myHyperlinkStack;
};
class XHTMLTagControlAction : public XHTMLTagAction {
class XHTMLTagControlAction : public XHTMLTextModeTagAction {
public:
XHTMLTagControlAction(FBTextKind control);
@ -160,7 +200,7 @@ private:
FBTextKind myControl;
};
class XHTMLTagParagraphWithControlAction : public XHTMLTagAction {
class XHTMLTagParagraphWithControlAction : public XHTMLTextModeTagAction {
public:
XHTMLTagParagraphWithControlAction(FBTextKind control);
@ -172,7 +212,7 @@ private:
FBTextKind myControl;
};
class XHTMLTagPreAction : public XHTMLTagAction {
class XHTMLTagPreAction : public XHTMLTextModeTagAction {
public:
void doAtStart(XHTMLReader &reader, const char **xmlattributes);
@ -187,16 +227,16 @@ void XHTMLTagStyleAction::doAtStart(XHTMLReader &reader, const char **xmlattribu
return;
}
if (reader.myReadState == XHTMLReader::READ_NOTHING) {
reader.myReadState = XHTMLReader::READ_STYLE;
if (reader.myReadState == XHTML_READ_NOTHING) {
reader.myReadState = XHTML_READ_STYLE;
reader.myTableParser = new StyleSheetTableParser(reader.myStyleSheetTable);
ZLLogger::Instance().println("CSS", "parsing style tag content");
}
}
void XHTMLTagStyleAction::doAtEnd(XHTMLReader &reader) {
if (reader.myReadState == XHTMLReader::READ_STYLE) {
reader.myReadState = XHTMLReader::READ_NOTHING;
if (reader.myReadState == XHTML_READ_STYLE) {
reader.myReadState = XHTML_READ_NOTHING;
reader.myTableParser.reset();
}
}
@ -248,7 +288,7 @@ void XHTMLTagParagraphAction::doAtEnd(XHTMLReader &reader) {
void XHTMLTagBodyAction::doAtStart(XHTMLReader &reader, const char**) {
++reader.myBodyCounter;
if (reader.myBodyCounter > 0) {
reader.myReadState = XHTMLReader::READ_BODY;
reader.myReadState = XHTML_READ_BODY;
}
}
@ -256,7 +296,7 @@ void XHTMLTagBodyAction::doAtEnd(XHTMLReader &reader) {
endParagraph(reader);
--reader.myBodyCounter;
if (reader.myBodyCounter <= 0) {
reader.myReadState = XHTMLReader::READ_NOTHING;
reader.myReadState = XHTML_READ_NOTHING;
}
}
@ -284,6 +324,43 @@ void XHTMLTagItemAction::doAtEnd(XHTMLReader &reader) {
endParagraph(reader);
}
bool XHTMLTagVideoAction::isEnabled(XHTMLReadingState state) {
return state == XHTML_READ_BODY || state == XHTML_READ_VIDEO;
}
void XHTMLTagVideoAction::doAtStart(XHTMLReader &reader, const char**) {
if (reader.myReadState == XHTML_READ_BODY) {
reader.myReadState = XHTML_READ_VIDEO;
reader.myVideoEntry = new ZLVideoEntry();
}
}
void XHTMLTagVideoAction::doAtEnd(XHTMLReader &reader) {
if (reader.myReadState == XHTML_READ_VIDEO) {
bookReader(reader).addVideoEntry(*reader.myVideoEntry);
reader.myVideoEntry.reset();
reader.myReadState = XHTML_READ_BODY;
}
}
bool XHTMLTagSourceAction::isEnabled(XHTMLReadingState state) {
return state == XHTML_READ_VIDEO;
}
void XHTMLTagSourceAction::doAtStart(XHTMLReader &reader, const char **xmlattributes) {
const char *mime = reader.attributeValue(xmlattributes, "type");
const char *href = reader.attributeValue(xmlattributes, "src");
if (mime != 0 && href != 0) {
reader.myVideoEntry->addSource(
mime,
ZLFile(pathPrefix(reader) + MiscUtil::decodeHtmlURL(href)).path()
);
}
}
void XHTMLTagSourceAction::doAtEnd(XHTMLReader &reader) {
}
XHTMLTagImageAction::XHTMLTagImageAction(shared_ptr<ZLXMLReader::NamePredicate> predicate) {
myPredicate = predicate;
}
@ -520,6 +597,9 @@ void XHTMLReader::fillTagTable() {
//addAction("tr", new XHTMLTagAction());
//addAction("caption", new XHTMLTagAction());
//addAction("span", new XHTMLTagAction());
addAction("video", new XHTMLTagVideoAction());
addAction("source", new XHTMLTagSourceAction());
}
}
@ -543,7 +623,7 @@ bool XHTMLReader::readFile(const ZLFile &file, const std::string &referenceName)
myPreformatted = false;
myNewParagraphInProgress = false;
myReadState = READ_NOTHING;
myReadState = XHTML_READ_NOTHING;
myBodyCounter = 0;
myCurrentParagraphIsEmpty = true;
@ -587,7 +667,7 @@ void XHTMLReader::startElementHandler(const char *tag, const char **attributes)
myDoPageBreakAfterStack.push_back(myStyleSheetTable.doBreakAfter(sTag, sClass));
XHTMLTagAction *action = getAction(sTag);
if (action != 0) {
if (action != 0 && action->isEnabled(myReadState)) {
action->doAtStart(*this, attributes);
}
@ -613,7 +693,7 @@ void XHTMLReader::endElementHandler(const char *tag) {
myCSSStack.pop_back();
XHTMLTagAction *action = getAction(tag);
if (action != 0) {
if (action != 0 && action->isEnabled(myReadState)) {
action->doAtEnd(*this);
myNewParagraphInProgress = false;
}
@ -675,14 +755,15 @@ void XHTMLReader::endParagraph() {
void XHTMLReader::characterDataHandler(const char *text, std::size_t len) {
switch (myReadState) {
case READ_NOTHING:
case XHTML_READ_NOTHING:
case XHTML_READ_VIDEO:
break;
case READ_STYLE:
case XHTML_READ_STYLE:
if (!myTableParser.isNull()) {
myTableParser->parse(text, len);
}
break;
case READ_BODY:
case XHTML_READ_BODY:
if (myPreformatted) {
if (*text == '\r' || *text == '\n') {
endParagraph();