diff options
Diffstat (limited to 'src/xmlcomposer.h')
| -rw-r--r-- | src/xmlcomposer.h | 99 |
1 files changed, 78 insertions, 21 deletions
diff --git a/src/xmlcomposer.h b/src/xmlcomposer.h index deba4ba..4e5c739 100644 --- a/src/xmlcomposer.h +++ b/src/xmlcomposer.h @@ -36,68 +36,102 @@ * */ +// RENAME: xmlcomposer.h + #ifndef __RTFPARSER_H__ #define __RTFPARSER_H__ #include "levelhandler.h" -struct RtfParserOptions +struct XmlComposerOptions { - RtfParserOptions() + XmlComposerOptions() { memset(this, 0, sizeof(*this)); } bool doColors; }; -class RtfParser : public LevelHandler +/* + * XmlComposer + * + * This is where the RTF gets initially converted to XML. RtfParser sends + * notifications to this class's RtfHandler interface. It forwards them to + * the current analysers and destinations which produce XML content. + * (see xmlcomposehelpers.h) + * + * Not all conversion is completed here. Because RTF is so very wierd we + * have to run lots of fixups are run in endDocument (see rtffixups.h) + */ +class XmlComposer : + public LevelHandler { public: - RtfParser(const RtfParserOptions& options); - virtual ~RtfParser(); + XmlComposer(const XmlComposerOptions& options); + virtual ~XmlComposer(); - virtual void startDocument(RtfReader* reader); + // Handler Overrides + virtual void startDocument(RtfParser* reader); virtual void endDocument(); virtual void controlWord(const string& cw, int flags, int param); virtual void groupStart(); virtual void groupEnd(); virtual void charData(wstring data); - // Element management functions + // Create an XML element with given name DOM::Element createElement(const string& name); + + // Push an XML element on the current level void pushElement(const DOM::Element& element); + + // Replace current XML element with given element void replaceElement(const DOM::Element& element); + + // Move up one XML element level without changing RTF level DOM::Element popElement(); + + // Set attributes on the current XML Element void setAttribute(const string& name, const wstring& value, DOM::Element el = DOM::Element()); void setAttribute(const string& name, int value, DOM::Element el = DOM::Element()); - // Changing the current parser functions + // The current analyser in use + AnalyserPtr getAnalyser(); void setAnalyser(AnalyserPtr analy); + + // The current destination in use + DestinationPtr getDestination(); void setDestination(DestinationPtr dest); + + // Replace the current destination (sets level deep) DestinationPtr replaceDestination(DestinationPtr dest); - // The types of auto counters + + // The types of auto numbering enum { AUTOCOUNT_FOOTNOTE, AUTOCOUNT_MAX }; - // Functions for auto numbering + // Functions for RTF auto numbering int getAutoCount(int type); void incrementAutoCount(int type); - // Current status functions + + // Get the current formatting options RtfFormatting& getTextFormatting(); - AnalyserPtr getAnalyser(); - DestinationPtr getDestination(); + DOM::Document getDocument() { return m_document; } const RtfParserOptions& getOptions() { return m_options; } + + // TODO: Should this be somewhere else? static wstring formatInt(int num); + +// LevelHandler override protected: virtual void clear(); @@ -110,12 +144,12 @@ protected: int m_autocount[AUTOCOUNT_MAX]; // Auto counters for the document - // Sub classes protected: + #define DESTINATION(cls) class cls : public Destination { public: #define END_DESTINATION }; - #define ANALYSER(cls) class cls : public ParseAnalyser { public: + #define ANALYSER(cls) class cls : public BaseAnalyser { public: #define END_ANALYSER }; #define DATA_PORTION protected: #define INITIALIZE virtual void initialize(); @@ -125,6 +159,7 @@ protected: #define GROUPEND virtual void groupEnd(); #define DONE virtual void done(); + // Main destination for document character content DESTINATION(Content) INITIALIZE CHARDATA @@ -133,14 +168,16 @@ protected: DOM::Element parent; END_DESTINATION - + // Discards character data DESTINATION(Null) END_DESTINATION + // Copies raw character data to output DESTINATION(Raw) CHARDATA END_DESTINATION + // Copies character data to an XML attribute DESTINATION(Attribute) Attribute(const string& nm) : name(nm) {} INITIALIZE @@ -150,7 +187,9 @@ protected: DOM::Element element; END_DESTINATION - class ParseAnalyser : + + // Base class for analysers with some helper functions + class BaseAnalyser : public Analyser { public: @@ -158,23 +197,34 @@ protected: { processDefault(cw, flags, param); } protected: - // Some helper functions + // Process a standard set of tags that can be found anywhere bool processDefault(const string& cw, int flags, int param); + + // Process text formatting tags bool processTextFormatting(const string& cw, int flags, int param, RtfFormatting& format); + bool processTextFormatting(const string& cw, int flags, int param); + + // Creates 'fix' tags for paragraph formatting in element + void applyParaFormatting(RtfFormatting* format, DOM::Element& el); + + // Process tags that are either text content, or change context bool processTextContent(const string& cw, int flags, int param); - bool processTextFormatting(const string& cw, int flags, int param); + + // Process tags that generate text content (like auto-numbering, fields) bool processTextAutoContent(const string& cw, int flags, int param); + // Convenience function DOM::Element getCurrentBlock(); - void applyParaFormatting(RtfFormatting* format, DOM::Element& el); }; + // Skip tags and groups ANALYSER(Skip) INITIALIZE GROUPSTART END_ANALYSER + // Unicode block analyser ANALYSER(Upr) Upr(AnalyserPtr prv); GROUPSTART @@ -183,11 +233,13 @@ protected: AnalyserPtr prev; END_ANALYSER + // Handle Stylesheets ANALYSER(Stylesheet) INITIALIZE GROUPSTART END_ANALYSER + // Handle a style in a stylesheet ANALYSER(Style) INITIALIZE CONTROLWORD @@ -197,11 +249,13 @@ protected: bool haveStyle; END_ANALYSER + // Handle the list definitions ANALYSER(ListTable) INITIALIZE GROUPSTART END_ANALYSER + // Handle a list in the list definitions ANALYSER(List) INITIALIZE CONTROLWORD @@ -210,27 +264,30 @@ protected: int levelsSeen; END_ANALYSER + // Handle list overrides ANALYSER(ListOverrideTable) INITIALIZE CONTROLWORD GROUPSTART - GROUPEND DATA_PORTION DOM::NodeList lists; int lsId; DOM::Element curList; END_ANALYSER + // Creates the info block ANALYSER(Info) INITIALIZE CONTROLWORD END_ANALYSER + // The main root analyser ANALYSER(Root) INITIALIZE CONTROLWORD END_ANALYSER + // Handles footnotes ANALYSER(FootNote) INITIALIZE CONTROLWORD |