X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FText.h;h=e6759ef4361887018ed5ccceabfd0ed3e5086a67;hb=e52a38549328a58b6fe8efeecef21a71fb9c8d65;hp=85333f1073501e47554aac3585c996a54cbaa7ab;hpb=310939846984395e28f405577765665b94164925;p=lyx.git diff --git a/src/Text.h b/src/Text.h index 85333f1073..e6759ef436 100644 --- a/src/Text.h +++ b/src/Text.h @@ -5,7 +5,7 @@ * Licence details can be found in the file COPYING. * * \author unknown - * \author Lars Gullik Bjønnes + * \author Lars Gullik Bjønnes * \author John Levon * * Full author contact details are available in file CREDITS. @@ -23,6 +23,7 @@ class Buffer; class BufferParams; class BufferView; class CompletionList; +class Cursor; class CursorSlice; class DocIterator; class ErrorList; @@ -31,53 +32,58 @@ class FontInfo; class FuncRequest; class FuncStatus; class Inset; -class Cursor; class Lexer; class PainterInfo; class Spacing; - -/// This class encapsulates the main text data and operations in LyX +/// This class encapsulates the main text data and operations in LyX. +/// This is more or less the private implementation of InsetText. class Text { -public: - /// constructor - explicit Text(); +private: + /// Default constructor. + Text(InsetText * owner, bool use_default_layout); + + /// Copy constructor. + Text(InsetText * owner, Text const & text); +public: /// \return true if there's no content at all. /// \warning a non standard layout on an empty paragraph doesn't // count as empty. bool empty() const; + /// Access to owner InsetText. + InsetText const & inset() const; /// - FontInfo layoutFont(Buffer const & buffer, pit_type pit) const; + FontInfo layoutFont(pit_type pit) const; /// - FontInfo labelFont(Buffer const & buffer, - Paragraph const & par) const; + FontInfo labelFont(Paragraph const & par) const; /** Set font of character at position \p pos in paragraph \p pit. * Must not be called if \p pos denotes an inset with text contents, * and the inset is not allowed inside a font change (see below). */ - void setCharFont(Buffer const & buffer, pit_type pit, pos_type pos, + void setCharFont(pit_type pit, pos_type pos, Font const & font, Font const & display_font); /** Needed to propagate font changes to all text cells of insets - * that are not allowed inside a font change (bug 1973). + * that are not allowed inside a font change (bugs 1973, 6919). * Must not be called if \p pos denotes an ordinary character or an * inset that is alowed inside a font change. - * FIXME: This should be removed, see documentation of noFontChange - * in insetbase.h */ void setInsetFont(BufferView const & bv, pit_type pit, pos_type pos, - Font const & font, bool toggleall = false); + Font const & font); /// what you expect when pressing \ at cursor position + /// \param inverse_logic if false, the same layout is set for the + /// new paragraph if the layout is an environment; if true, the + /// same layout is set if it is not an environment void breakParagraph(Cursor & cur, bool inverse_logic = false); /// set layout over selection - void setLayout(Buffer const & buffer, pit_type start, pit_type end, + void setLayout(pit_type start, pit_type end, docstring const & layout); - /// Set given layout to current cursor position. - /// FIXME: replace Cursor with DocIterator. + /// Set given layout to current cursor position or selection. + /// Handles undo. void setLayout(Cursor & cur, docstring const & layout); /// what type of depth change to make @@ -98,8 +104,7 @@ public: void setFont(Cursor & cur, Font const &, bool toggleall = false); /// Set font from \p begin to \p end and rebreak. void setFont(BufferView const & bv, CursorSlice const & begin, - CursorSlice const & end, Font const &, - bool toggleall = false); + CursorSlice const & end, Font const &); /// void toggleFree(Cursor & cur, Font const &, bool toggleall = false); @@ -118,6 +123,14 @@ public: /// docstring asString(pit_type beg, pit_type end, int options = AS_STR_NONE) const; + /// Appends a possibly abbreviated representation of our text + /// to \param os, where \param maxlen defines the maximum size + /// of \param os. If \param shorten is true, then we will shorten + /// \param os to maxlen chars and replace the final three by "..., + /// if \param os is longer than maxlen chars. + /// if \param maxlen is passed as 0, then it is ignored. (In fact, + /// it is reset to the maximum value for size_t.) + void forOutliner(docstring & os, size_t maxlen, bool shorten = true) const; /// insert a character at cursor position /// FIXME: replace Cursor with DocIterator. @@ -149,6 +162,8 @@ public: void getWord(CursorSlice & from, CursorSlice & to, word_location const) const; /// just selects the word the cursor is in void selectWord(Cursor & cur, word_location loc); + /// select all text + void selectAll(Cursor & cur); /// convenience function get the previous word or an empty string docstring previousWord(CursorSlice const & sl) const; @@ -160,9 +175,9 @@ public: /// accept or reject the selected change void acceptOrRejectChanges(Cursor & cur, ChangeOp op); /// accept the changes within the complete Text - void acceptChanges(BufferParams const & bparams); + void acceptChanges(); /// reject the changes within the complete Text - void rejectChanges(BufferParams const & bparams); + void rejectChanges(); /// returns true if par was empty and was removed bool setCursor(Cursor & cur, pit_type par, pos_type pos, @@ -249,25 +264,25 @@ public: /* these things are for search and replace */ /// needed to insert the selection - /// FIXME: replace Cursor with DocIterator. - void insertStringAsLines(Cursor & cur, docstring const & str); + void insertStringAsLines(Cursor & cur, docstring const & str, + Font const & font); /// needed to insert the selection - /// FIXME: replace Cursor with DocIterator. - void insertStringAsParagraphs(Cursor & cur, docstring const & str); + void insertStringAsParagraphs(Cursor & cur, docstring const & str, + Font const & font); /// access to our paragraphs ParagraphList const & paragraphs() const { return pars_; } ParagraphList & paragraphs() { return pars_; } /// return true if this is the main text - bool isMainText(Buffer const &) const; + bool isMainText() const; /// - double spacing(Buffer const & buffer, Paragraph const & par) const; + double spacing(Paragraph const & par) const; /// make a suggestion for a label /// FIXME: replace Cursor with DocIterator. docstring getPossibleLabel(Cursor const & cur) const; /// is this paragraph right-to-left? - bool isRTL(Buffer const &, Paragraph const & par) const; + bool isRTL(Paragraph const & par) const; /// bool checkAndActivateInset(Cursor & cur, bool front); @@ -275,10 +290,10 @@ public: bool checkAndActivateInsetVisual(Cursor & cur, bool movingForward, bool movingLeft); /// - void write(Buffer const & buf, std::ostream & os) const; - /// returns whether we've seen our usual 'end' marker + void write(std::ostream & os) const; + /// returns true if \end_document has not been read /// insetPtr is the containing Inset - bool read(Buffer const & buf, Lexer & lex, ErrorList & errorList, + bool read(Lexer & lex, ErrorList & errorList, InsetText * insetPtr); /// delete double spaces, leading spaces, and empty paragraphs around old cursor. @@ -294,7 +309,7 @@ public: /// To resolve macros properly the texts get their DocIterator. /// Every macro definition is stored with its DocIterator - /// as well. Only those macros with a smaller iterator become + /// as well. Only those macros with a smaller iterator become /// visible in a paragraph. DocIterator macrocontextPosition() const; /// @@ -308,17 +323,26 @@ public: bool insertCompletion(Cursor & cur, docstring const & s, bool /*finished*/); /// docstring completionPrefix(Cursor const & cur) const; + /// find a paragraph before \p par with the given \p depth, if such + /// a paragraph cannot be found, \p par is returned + pit_type depthHook(pit_type par, depth_type depth) const; + /// find a paragraph before \p par with depth less than the + /// depth of \p par. If such paragraph cannot be found because + /// \p par already has depth 0, lastpar + 1 is returned. If + /// such paragraph cannot be found because there isn't a par + /// with less depth before this one, \p par is returned. + pit_type outerHook(pit_type par) const; + /// Is it the first par with same depth and layout? + bool isFirstInSequence(pit_type par) const; + /// Is this paragraph in the table of contents? + int getTocLevel(pit_type par) const; + /// Get the font of the "environment" of paragraph \p par_offset in \p pars. + /// All font changes of the paragraph are relative to this font. + Font const outerFont(pit_type par_offset) const; -public: - /// - ParagraphList pars_; - - /// - bool autoBreakRows_; private: - /// return past-the-last paragraph influenced by a layout - /// change on pit - pit_type undoSpan(pit_type pit); + /// The InsetText owner shall have access to everything. + friend class InsetText; // fix the cursor `cur' after a characters has been deleted at `where' // position. Called by deleteEmptyParagraphMechanism @@ -341,11 +365,47 @@ private: /// \param asParagraphs whether to paste as paragraphs or as lines void pasteString(Cursor & cur, docstring const & str, bool asParagraphs); + /// + void readParToken(Paragraph & par, Lexer & lex, std::string const & token, + Font & font, Change & change, ErrorList & errorList); + /// + void readParagraph(Paragraph & par, Lexer & lex, ErrorList & errorList); + /// Set Label Width string to all paragraphs of the same layout + /// and depth in a sequence. + void setLabelWidthStringToSequence(Cursor const & cur, docstring const & s); + /// Owner Inset. + InsetText * owner_; + /// + ParagraphList pars_; + /// + bool autoBreakRows_; /// position of the text in the buffer. DocIterator macrocontext_position_; + /// + unsigned int undo_counter_; }; + +/// +void breakParagraphConservative(BufferParams const & bparams, + ParagraphList & paragraphs, + pit_type par, + pos_type pos); + +/** + * Append the next paragraph onto the tail of this one. + * Be careful, this doesent make any check at all. + */ +void mergeParagraph(BufferParams const & bparams, + ParagraphList & paragraphs, pit_type par); + +/// accept the changes within the complete ParagraphList +void acceptChanges(ParagraphList & pars, BufferParams const & bparams); + +/// reject the changes within the complete ParagraphList +void rejectChanges(ParagraphList & pars, BufferParams const & bparams); + } // namespace lyx #endif // TEXT_H