#define PARAGRAPH_H
#include "changes.h"
+#include "dimension.h"
#include "InsetList.h"
#include "lyxlayout_ptr_fwd.h"
#include "RowList_fwd.h"
#include "support/types.h"
-#include <boost/assert.hpp>
-
#include <string>
class Buffer;
class Counters;
class InsetBase;
class InsetBibitem;
-class InsetOld_code;
-class Language;
class LaTeXFeatures;
-class OutputParams;
+class InsetBase_code;
+class Language;
class LyXFont;
class LyXFont_size;
+class MetricsInfo;
+class OutputParams;
+class PainterInfo;
class ParagraphParameters;
class TexRow;
-class UpdatableInset;
+
+
+class FontSpan {
+public:
+ /// Invalid font span containing no character
+ FontSpan() : first(0), last(-1) {}
+ /// Span including first and last
+ FontSpan(lyx::pos_type f, lyx::pos_type l) : first(f), last(l) {}
+
+public:
+ /// Range including first and last.
+ lyx::pos_type first, last;
+};
+
/// A Paragraph holds all text, attributes and insets in a text paragraph
class Paragraph {
/// try getInset() and crash. We should fix
/// all these places.
META_INSET = 1
+ //META_INSET = 0x200001 // above 0x10ffff, for ucs-4
};
///
- typedef char value_type;
+ typedef lyx::char_type value_type;
///
typedef lyx::depth_type depth_type;
///
Paragraph & operator=(Paragraph const &);
///
~Paragraph();
-
///
int id() const;
+
///
Language const * getParLanguage(BufferParams const &) const;
///
///
std::string const asString(Buffer const &, bool label) const;
///
- std::string const Paragraph::asString(Buffer const & buffer,
- lyx::pos_type beg,
- lyx::pos_type end,
- bool label) const;
+ std::string const asString(Buffer const & buffer,
+ lyx::pos_type beg,
+ lyx::pos_type end,
+ bool label) const;
///
std::string const asString(Buffer const &,
OutputParams const & runparams,
LyXFont const & outerfont, std::ostream &,
TexRow & texrow, OutputParams const &) const;
- ///
+ /// Writes to stream the content of the paragraph for linuxdoc
void simpleLinuxDocOnePar(Buffer const & buf,
std::ostream & os,
LyXFont const & outerfont,
OutputParams const & runparams,
lyx::depth_type depth) const;
- /// Get the id of the paragraph, usefull for docbook
- std::string getDocbookId() const;
+ /// Can we drop the standard paragraph wrapper?
+ bool emptyTag() const;
+
+ /// Get the id of the paragraph, usefull for docbook and linuxdoc
+ std::string getID(Buffer const & buf,
+ OutputParams const & runparams) const;
// Get the first word of a paragraph, return the position where it left
lyx::pos_type getFirstWord(Buffer const & buf,
std::ostream & os,
OutputParams const & runparams) const;
+ /// Checks if the paragraph contains only text and no inset or font change.
+ bool onlyText(Buffer const & buf, LyXFont const & outerfont,
+ lyx::pos_type initial) const;
+
/// Writes to stream the docbook representation
void simpleDocBookOnePar(Buffer const & buf,
std::ostream &,
void makeSameLayout(Paragraph const & par);
///
- void setInsetOwner(UpdatableInset * inset);
+ void setInsetOwner(InsetBase * inset);
///
- UpdatableInset * inInset() const;
+ InsetBase * inInset() const;
///
InsetBase::Code ownerCode() const;
///
- bool autoBreakRows() const;
- ///
bool forceDefaultParagraphs() const;
///
/// set change at pos
void setChange(lyx::pos_type pos, Change::Type type);
+ /// set full change at pos
+ void setChangeFull(lyx::pos_type pos, Change change);
+
/// accept change
void acceptChange(lyx::pos_type start, lyx::pos_type end);
/// reject change
void rejectChange(lyx::pos_type start, lyx::pos_type end);
- /// mark whole par as erased
- void markErased();
+ /// mark whole par as erased or not
+ void markErased(bool erased);
/// Paragraphs can contain "manual labels", for example, Description
/// environment. The text for this user-editable label is stored in
LyXFont const
getFontSettings(BufferParams const &, lyx::pos_type pos) const;
///
- LyXFont const getFirstFontSettings() const;
+ LyXFont const getFirstFontSettings(BufferParams const &) const;
/** Get fully instantiated font. If pos == -1, use the layout
font attached to this paragraph.
LyXFont const & outerfont) const;
/**
* The font returned by the above functions is the same in a
- * span of characters. This method will return the last position
- * in the paragraph for which that font is the same.
- * This can be used to avoid unnecessary calls to getFont.
+ * span of characters. This method will return the first and
+ * the last positions in the paragraph for which that font is
+ * the same. This can be used to avoid unnecessary calls to
+ * getFont.
*/
- lyx::pos_type getEndPosOfFontSpan(lyx::pos_type pos) const;
+ FontSpan fontSpan(lyx::pos_type pos) const;
///
/// this is a bottleneck.
- value_type getChar(lyx::pos_type pos) const
- {
- BOOST_ASSERT(pos >= 0);
- BOOST_ASSERT(pos < int(text_.size()));
- return text_[pos];
- }
- ///
+ value_type getChar(lyx::pos_type pos) const { return text_[pos]; }
+ /// Get the char, but mirror all bracket characters if it is right-to-left
value_type getUChar(BufferParams const &, lyx::pos_type pos) const;
/// The position must already exist.
void setChar(lyx::pos_type pos, value_type c);
LyXFont const & font);
///
void insertChar(lyx::pos_type pos, value_type c,
- Change change = Change(Change::INSERTED));
+ Change change = Change::INSERTED);
///
void insertChar(lyx::pos_type pos, value_type c,
- LyXFont const &, Change change = Change(Change::INSERTED));
- ///
- bool checkInsertChar(LyXFont &);
+ LyXFont const &, Change change = Change::INSERTED);
///
void insertInset(lyx::pos_type pos, InsetBase * inset,
- Change change = Change(Change::INSERTED));
+ Change change = Change::INSERTED);
///
void insertInset(lyx::pos_type pos, InsetBase * inset,
- LyXFont const &, Change change = Change(Change::INSERTED));
+ LyXFont const &, Change change = Change::INSERTED);
///
- bool insetAllowed(InsetOld_code code);
+ bool insetAllowed(InsetBase_code code);
///
- InsetBase * getInset(lyx::pos_type pos);
+ InsetBase * getInset(lyx::pos_type pos) {
+ return insetlist.get(pos);
+ }
///
- InsetBase const * getInset(lyx::pos_type pos) const;
+ InsetBase const * getInset(lyx::pos_type pos) const {
+ return insetlist.get(pos);
+ }
///
- bool isHfill(lyx::pos_type pos) const;
+ bool isHfill(lyx::pos_type pos) const {
+ return isInset(pos)
+ && getInset(pos)->lyxCode() == InsetBase::HFILL_CODE;
+ }
/// hinted by profiler
- bool isInset(lyx::pos_type pos) const { return getChar(pos) == META_INSET; }
+ bool isInset(lyx::pos_type pos) const {
+ return getChar(pos) == static_cast<value_type>(META_INSET);
+ }
///
bool isNewline(lyx::pos_type pos) const;
- ///
- bool isSeparator(lyx::pos_type pos) const;
+ /// return true if the char is a word separator
+ bool isSeparator(lyx::pos_type pos) const { return getChar(pos) == ' '; }
///
bool isLineSeparator(lyx::pos_type pos) const;
- ///
- bool isKomma(lyx::pos_type pos) const;
- /// Used by the spellchecker
+ /// True if the character/inset at this point can be part of a word
+ // Note that digits in particular are considered as letters
bool isLetter(lyx::pos_type pos) const;
- ///
- bool isWord(lyx::pos_type pos) const;
/// returns -1 if inset not found
int getPositionOfInset(InsetBase const * inset) const;
- ///
+ /// Returns the number of line breaks and white-space stripped at the start
int stripLeadingSpaces();
/// return true if we allow multiple spaces
/// return true if we allow this par to stay empty
bool allowEmpty() const;
- ////
+ ///
unsigned char transformChar(unsigned char c, lyx::pos_type pos) const;
///
ParagraphParameters & params();
ParagraphParameters const & params() const;
///
- RowList::iterator getRow(lyx::pos_type pos);
+ Row & getRow(lyx::pos_type pos, bool boundary);
///
- RowList::const_iterator getRow(lyx::pos_type pos) const;
+ Row const & getRow(lyx::pos_type pos, bool boundary) const;
///
- size_t row(lyx::pos_type pos) const;
+ size_t pos2row(lyx::pos_type pos) const;
+ /// total height of paragraph
+ unsigned int height() const { return dim_.height(); }
+ /// total width of paragraph, may differ from workwidth
+ unsigned int width() const { return dim_.width(); }
+ /// ascend of paragraph above baseline
+ unsigned int ascent() const { return dim_.ascent(); }
+ /// descend of paragraph below baseline
+ unsigned int descent() const { return dim_.descent(); }
+ /// LyXText updates the rows using this access point
+ RowList & rows() { return rows_; }
+ /// The painter and others use this
+ RowList const & rows() const { return rows_; }
///
- InsetList insetlist;
+ RowSignature & rowSignature() const { return rowSignature_; }
+
+ /// LyXText::redoParagraph updates this
+ Dimension & dim() { return dim_; }
+ /// dump some information to lyxerr
+ void dump() const;
+
+public:
///
- mutable RowList rows;
- /// last draw y position (baseline of top row)
- int y;
- /// total height of paragraph
- unsigned int height;
- /// total width of paragraph, may differ from workwidth
- unsigned int width;
+ InsetList insetlist;
private:
+ /// cached dimensions of paragraph
+ Dimension dim_;
+
+ ///
+ mutable RowList rows_;
+ ///
+ mutable RowSignature rowSignature_;
+
///
LyXLayout_ptr layout_;
- /// keeping this here instead of in the pimpl makes LyX >10% faster
- // for average tasks as buffer loading/switching etc.
+ /**
+ * Keeping this here instead of in the pimpl makes LyX >10% faster
+ * for average tasks as buffer loading/switching etc.
+ */
TextContainer text_;
/// end of label
lyx::pos_type begin_of_body_;
- struct Pimpl;
+ /// Pimpl away stuff
+ class Pimpl;
///
- friend struct Paragraph::Pimpl;
+ friend class Paragraph::Pimpl;
///
Pimpl * pimpl_;
-
};