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+/*
+ rtf2html.h - A simple RTF Parser
+
+ Copyright (c) 2002 by Vladimir Shutoff <vovan@shutoff.ru> (original code)
+ Copyright (c) 2004 by Thiago S. Barcelos <barcelos@ime.usp.br> (Kopete port)
+ Kopete (c) 2002-2003 by the Kopete developers <kopete-devel@kde.org>
+
+ *************************************************************************
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ *************************************************************************
+*/
+
+#ifndef RTF2HTML_H
+#define RTF2HTML_H
+
+#include <qstring.h>
+#include <stdio.h>
+
+#include <qtextcodec.h>
+#include <qcolor.h>
+#include <qregexp.h>
+#include <kdebug.h>
+
+#include <vector>
+#include <stack>
+#include <string>
+#include <stdarg.h>
+
+using namespace std;
+
+struct FontDef
+{
+ int charset;
+ string taggedName;
+ string nonTaggedName;
+};
+
+class RTF2HTML;
+
+enum TagEnum
+{
+ TAG_ALL = 0,
+ TAG_FONT_SIZE,
+ TAG_FONT_COLOR,
+ TAG_FONT_FAMILY,
+ TAG_BG_COLOR,
+ TAG_BOLD,
+ TAG_ITALIC,
+ TAG_UNDERLINE
+};
+
+class ParStyle
+{
+public:
+ ParStyle() { dir = DirLTR; }
+ void clearFormatting();
+
+public:
+ enum {DirLTR, DirRTL} dir;
+};
+
+class Level
+{
+public:
+ Level(RTF2HTML *_p);
+ Level(const Level&);
+ void setText(const char* str);
+ void setFontTbl() { m_bFontTbl = true; }
+ void setColors() { m_bColors = true; resetColors(); }
+ void setRed(unsigned char val) { setColor(val, &m_nRed); }
+ void setGreen(unsigned char val) { setColor(val, &m_nGreen); }
+ void setBlue(unsigned char val) { setColor(val, &m_nBlue); }
+ void setFont(unsigned nFont);
+ void setEncoding(unsigned nFont);
+ void setFontName();
+ void setFontColor(unsigned short color);
+ void setFontBgColor(unsigned short color);
+ void setFontSizeHalfPoints(unsigned short sizeInHalfPoints);
+ void setFontSize(unsigned short sizeInPoints);
+ void setBold(bool);
+ void setItalic(bool);
+ void setUnderline(bool);
+ void startParagraph();
+ bool isParagraphOpen() const;
+ void clearParagraphFormatting();
+ void setParagraphDirLTR();
+ void setParagraphDirRTL();
+ void addLineBreak();
+ void flush();
+ void reset();
+ void resetTag(TagEnum tag);
+protected:
+ string text;
+ void Init();
+ RTF2HTML *p;
+ void resetColors() { m_nRed = m_nGreen = m_nBlue = 0; m_bColorInit = false; }
+ void setColor(unsigned char val, unsigned char *p)
+ { *p = val; m_bColorInit=true; }
+
+ // Marks the position in m_tags where this level begun.
+ unsigned m_nTagsStartPos;
+
+ // True when parsing the fonts table
+ bool m_bFontTbl;
+ // True when parsing the colors table.
+ bool m_bColors;
+ // True when inside a 'fname' block.
+ bool m_bFontName;
+ // False until we get the tagged font name.
+ bool m_bTaggedFontNameOk;
+
+ unsigned char m_nRed;
+ unsigned char m_nGreen;
+ unsigned char m_nBlue;
+ bool m_bColorInit;
+ unsigned m_nFont; // 1-based
+ unsigned m_nEncoding;
+ unsigned m_nFontColor; // 1-based
+ unsigned m_nFontSize;
+ unsigned m_nFontBgColor; // 1-based
+ bool m_bBold;
+ bool m_bItalic;
+ bool m_bUnderline;
+};
+
+class OutTag
+{
+public:
+ OutTag(TagEnum _tag, unsigned _param) : tag(_tag), param(_param) {}
+ TagEnum tag;
+ unsigned param;
+};
+
+enum quoteMode
+{
+ quoteHTML,
+ quoteXML,
+ quoteNOBR
+};
+
+class RTF2HTML
+{
+ friend class Level;
+
+public:
+ RTF2HTML();
+ QString Parse(const char *rtf, const char *encoding);
+
+ // Paragraph-specific functions:
+
+ QString quoteString(const QString &_str, quoteMode mode = quoteHTML);
+ // Appends a string with formatting into the paragraph buffer.
+ void PrintUnquoted(const char *str, ...);
+ // Quotes and appends a string to the paragraph buffer.
+ void PrintQuoted(const QString &str);
+ // Writes down the tags from oTags into the paragraph buffer.
+ void FlushOutTags();
+ // Retrieves the top not-yet-written tag.
+ OutTag* getTopOutTag(TagEnum tagType);
+ // Writes down the paragraph buffer and resets the paragraph state.
+ void FlushParagraph();
+
+ // Document-wide functions:
+
+ void PutTag(TagEnum n)
+ {
+ tags.push(n);
+ }
+
+protected:
+
+// Paragraph members
+
+ // True if the paragraph was opened explicitly.
+ bool bExplicitParagraph;
+ // The paragraph's HTML buffer.
+ QString sParagraph;
+ // Defines the paragraph's formatting.
+ ParStyle parStyle;
+ // Tags which weren't yet printed out.
+ vector<OutTag> oTags;
+
+// Document members
+
+ // The document HTML buffer.
+ QString s;
+ // Fonts table.
+ vector<FontDef> fonts;
+ // Colors table.
+ vector<QColor> colors;
+ // Stack of tags (across all levels, not just current level)
+ stack<TagEnum> tags;
+
+// RTF parser internals
+
+ const char *rtf_ptr;
+ const char *encoding;
+ Level cur_level;
+ stack<Level> levels;
+};
+
+#endif