// -*- C++ -*-
-/* This file is part of
- * ======================================================
- *
- * LyX, The Document Processor
- *
- * Copyright 1995 Matthias Ettrich
- * Copyright 1995-1999 The LyX Team.
+/**
+ * \file lyxtext.h
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author unknown
+ * \author Lars Gullik Bjønnes
+ * \author John Levon
*
- * ======================================================*/
+ * Full author contact details are available in file CREDITS.
+ */
#ifndef LYXTEXT_H
#define LYXTEXT_H
-#ifdef __GNUG__
-#pragma interface
-#endif
-
-#include "definitions.h"
+#include "bufferview_funcs.h"
+#include "Bidi.h"
#include "layout.h"
#include "lyxfont.h"
-#include "lyxrow.h"
-#include "undo.h"
-#include "lyxcursor.h"
+#include "lyxtextclass.h"
+#include "ParagraphList_fwd.h"
+#include "RowList_fwd.h"
+#include "textcursor.h"
+
+#include "insets/inset.h"
+
+#include <iosfwd>
class Buffer;
class BufferParams;
-class LyXScreen;
+class BufferView;
+class Dimension;
+class LColor_color;
+class LyXCursor;
+class MetricsInfo;
+class Paragraph;
+class Row;
+class Spacing;
+class UpdatableInset;
+class VSpace;
+
/**
- This class holds the mapping between buffer paragraphs and screen rows.
+ This class used to hold the mapping between buffer paragraphs and
+ screen rows. Nowadays, the Paragraphs take care of their rows
+ themselves and this contains just most of the code for manipulating
+ them and interaction with the Cursor.
*/
-class LyXText {
+
+// The inheritance from TextCursor should go. It's just there to ease
+// transition...
+class LyXText : public TextCursor {
+ // Public Functions
public:
+ /// Constructor
+ LyXText(BufferView *, bool ininset);
///
- enum text_status {
- ///
- UNCHANGED,
- ///
- NEED_LITTLE_REFRESH,
- ///
- NEED_MORE_REFRESH,
- ///
- NEED_VERY_LITTLE_REFRESH
- };
+ void init(BufferView *);
- /// points to Buffer.params
- BufferParams *parameters;
- /// points to Buffer
- Buffer *params;
+
+ /// update y coordinate cache of all paragraphs
+ void updateParPositions();
///
- int number_of_rows;
+ LyXFont getFont(ParagraphList::iterator pit, lyx::pos_type pos) const;
///
- long height;
- /// the current font settings
- LyXFont current_font;
- /// the current font
- LyXFont real_current_font;
+ LyXFont getLayoutFont(ParagraphList::iterator pit) const;
+ ///
+ LyXFont getLabelFont(ParagraphList::iterator pit) const;
+ ///
+ void setCharFont(ParagraphList::iterator pit,
+ lyx::pos_type pos, LyXFont const & font);
+ void setCharFont(ParagraphList::iterator pit,
+ lyx::pos_type pos,
+ LyXFont const & font, bool toggleall);
- /// Constructor
- LyXText(int paperwidth, Buffer *);
-
- /// Destructor
- ~LyXText();
-
- ///
- LyXFont GetFont(LyXParagraph* par, int pos);
- ///
- void SetCharFont(LyXParagraph *par, int pos, LyXFont font);
-
- /// returns a pointer to the very first LyXParagraph
- LyXParagraph *FirstParagraph();
-
/// what you expect when pressing <enter> at cursor position
- void BreakParagraph(char keep_layout = 0);
+ void breakParagraph(ParagraphList & paragraphs, char keep_layout = 0);
/** set layout over selection and make a total rebreak of
those paragraphs
*/
- void SetLayout(char layout);
-
- /// used in setlayout
- void MakeFontEntriesLayoutSpecific(LyXParagraph *par);
-
- /** increment depth over selection and make a total rebreak of those
- paragraphs
- */
- void IncDepth();
-
- /** decrement depth over selection and make a total rebreak of those
- paragraphs */
- void DecDepth();
+ ParagraphList::iterator
+ setLayout(ParagraphList::iterator start,
+ ParagraphList::iterator end,
+ std::string const & layout);
+ ///
+ void setLayout(std::string const & layout);
+
+ /// Increase or decrease the nesting depth of the selected paragraph(s)
+ void changeDepth(bv_funcs::DEPTH_CHANGE type);
+
+ /// Returns whether something would be changed by changeDepth
+ bool changeDepthAllowed(bv_funcs::DEPTH_CHANGE type);
+
+ /// get the depth at current cursor position
+ int getDepth() const;
- /** Get the depth at current cursor position
- */
- int GetDepth() { return cursor.par->GetDepth(); }
-
/** set font over selection and make a total rebreak of those
paragraphs.
toggleall defaults to false.
*/
- void SetFont(LyXFont font, bool toggleall=false);
-
- /** deletes and inserts again all paragaphs between the cursor
- and the specified par .The Cursor is needed to set the refreshing
- parameters.
- This function is needed after SetLayout and SetFont etc.
- */
- void RedoParagraphs(LyXCursor cursor, LyXParagraph *end_par);
+ void setFont(LyXFont const &, bool toggleall = false);
+
+ /// rebreaks all paragaphs between the given pars.
+ void redoParagraphs(ParagraphList::iterator begin,
+ ParagraphList::iterator end);
+ /// rebreaks the given par
+ void redoParagraph(ParagraphList::iterator pit);
+
+ /// rebreaks the cursor par
+ void redoParagraph();
+
///
- void RedoParagraph();
-
+ void toggleFree(LyXFont const &, bool toggleall = false);
+
///
- void ToggleFree(LyXFont font,bool toggleall=false);
-
- /** recalculates the heights of all previous rows of the
- specified paragraph. needed, if the last characters font
- has changed.
- */
- void RedoHeightOfParagraph(LyXCursor cursor);
-
- /** forces the redrawing of a paragraph. Needed when manipulating a
- right address box
- */
- void RedoDrawingOfParagraph(LyXCursor cursor);
-
- /** insert a character, moves all the following breaks in the
+ std::string getStringToIndex();
+
+ /** insert a character, moves all the following breaks in the
same Paragraph one to the right and make a little rebreak
*/
- void InsertChar(char c);
- ///
- void InsertInset(Inset *inset);
-
- /// completes the insertion with a full rebreak
- int FullRebreak();
-
- /// may be important for the menu
- char* GetLayout(int row);
- ///
- LyXParagraph::footnote_flag GetFootnoteFlag(int row);
+ void insertChar(char c);
///
- Row* need_break_row;
- ///
- long refresh_y;
- ///
- int refresh_height;
- ///
- int refresh_width;
+ void insertInset(InsetOld * inset);
+
+ /// a full rebreak of the whole text
+ void fullRebreak();
+ /// compute text metrics
+ void metrics(MetricsInfo & mi, Dimension & dim);
+ /// draw text (only used for insets)
+ void draw(PainterInfo & pi, int x, int y) const;
+
+ /// try to handle that request
+ DispatchResult dispatch(FuncRequest const & cmd);
+
+ BufferView * bv();
+
+ BufferView * bv() const;
+
+ friend class LyXScreen;
+
+ /// returns an iterator pointing to a cursor paragraph
+ ParagraphList::iterator getPar(LyXCursor const & cursor) const;
///
- int refresh_x;
+ ParagraphList::iterator getPar(lyx::paroffset_type par) const;
///
- Row *refresh_row;
+ int parOffset(ParagraphList::iterator pit) const;
+ /// convenience
+ ParagraphList::iterator cursorPar() const;
///
- int refresh_pos;
-
- /** wether the screen needs a refresh,
- starting with refresh_y
- */
- text_status status;
-
- /** returns a pointer to the row near the specified y-coordinate
- (relative to the whole text). y is set to the real beginning
- of this row
- */
- Row* GetRowNearY(long &y);
-
- /** returns the column near the specified x-coordinate of the row
+ RowList::iterator cursorRow() const;
+
+ /** returns an iterator pointing to the row near the specified
+ * y-coordinate (relative to the whole text). y is set to the
+ * real beginning of this row
+ */
+ RowList::iterator getRowNearY(int y,
+ ParagraphList::iterator & pit) const;
+
+ /** returns the column near the specified x-coordinate of the row
x is set to the real beginning of this column
- */
- int GetColumnNearX(Row *row, int& x);
-
- /** returns a pointer to a specified row. y is set to the beginning
- of the row
- */
- Row* GetRow(LyXParagraph *par, int pos, long &y);
-
- /** returns the height of a default row, needed for scrollbar
*/
- int DefaultHeight();
-
- /** The cursor.
- Later this variable has to be removed. There should be now internal
- cursor in a text (and thus not in a buffer). By keeping this it is
- (I think) impossible to have several views with the same buffer, but
- the cursor placed at different places.
- */
- LyXCursor cursor;
-
- /* the selection cursor */
- ///
- bool selection;
- ///
- bool mark_set;
+ lyx::pos_type getColumnNearX(ParagraphList::iterator pit,
+ Row const & row, int & x, bool & boundary) const;
- ///
- LyXCursor sel_cursor;
- ///
- LyXCursor sel_start_cursor;
- ///
- LyXCursor sel_end_cursor;
- /// needed for the toggling
- LyXCursor last_sel_cursor;
- ///
- LyXCursor toggle_cursor;
- ///
- LyXCursor toggle_end_cursor;
-
/// need the selection cursor:
- void SetSelection();
+ void setSelection();
///
- void ClearSelection();
+ void clearSelection();
+ /// select the word we need depending on word_location
+ void getWord(LyXCursor & from, LyXCursor & to, lyx::word_location const);
/// just selects the word the cursor is in
- void SelectWord();
+ void selectWord(lyx::word_location loc);
+ /// returns the inset at cursor (if it exists), 0 otherwise
+ InsetOld * getInset() const;
+
+ /// accept selected change
+ void acceptChange();
+
+ /// reject selected change
+ void rejectChange();
- /** 'selects" the next word, where the cursor is not in
- and returns this word as string. THe cursor will be moved
- to the beginning of this word.
- With SelectSelectedWord can this be highlighted really
- */
- char* SelectNextWord(float &value);
- ///
- void SelectSelectedWord();
- ///
- void SetCursor(LyXParagraph *par, int pos);
- ///
- void SetCursorIntern(LyXParagraph *par, int pos);
///
- void SetCursorFromCoordinates(int x, long y);
+ void setCursor(ParagraphList::iterator pit, lyx::pos_type pos);
+ /// returns true if par was empty and was removed
+ bool setCursor(lyx::paroffset_type par, lyx::pos_type pos,
+ bool setfont = true, bool boundary = false);
///
- void CursorUp();
+ void setCursor(LyXCursor &, lyx::paroffset_type par,
+ lyx::pos_type pos, bool boundary = false);
///
- void CursorDown();
+ void setCursorIntern(lyx::paroffset_type par, lyx::pos_type pos,
+ bool setfont = true, bool boundary = false);
///
- void CursorLeft();
+ void setCurrentFont();
+
///
- void CursorRight();
+ void recUndo(lyx::paroffset_type first, lyx::paroffset_type last) const;
///
- void CursorLeftOneWord();
+ void recUndo(lyx::paroffset_type first) const;
///
- void CursorRightOneWord();
+ void setCursorFromCoordinates(int x, int y);
///
- void CursorUpParagraph();
+ void setCursorFromCoordinates(LyXCursor &, int x, int y);
///
- void CursorDownParagraph();
+ void cursorUp(bool selecting = false);
///
- void CursorHome();
+ void cursorDown(bool selecting = false);
///
- void CursorEnd();
+ bool cursorLeft(bool internal = true);
///
- void CursorTab();
+ bool cursorRight(bool internal = true);
///
- void CursorTop();
+ void cursorLeftOneWord();
///
- void CursorBottom();
+ void cursorRightOneWord();
///
- void Delete();
+ void cursorUpParagraph();
///
- void Backspace();
+ void cursorDownParagraph();
///
- void DeleteWordForward();
+ void cursorHome();
///
- void DeleteWordBackward();
+ void cursorEnd();
///
- void DeleteLineForward();
+ void cursorPrevious();
///
- int SelectWordWhenUnderCursor();
- /// Change the case of the word at cursor position
- /** action is 0 for lower case, 1 for capitalization and 2 for
- uppercase.
- */
- void ChangeWordCase(int action);
-
- /** returns a printed row in a pixmap. The y value is needed to
- decide, wether it is selected text or not. This is a strange
- solution but faster.
- */
- void GetVisibleRow(LyXScreen &scr, int offset,
- Row *row_ptr, long y);
-
- /* footnotes: */
+ void cursorNext();
///
- void ToggleFootnote();
+ void cursorTop();
///
- void OpenStuff();
+ void cursorBottom();
///
- void OpenFootnotes();
+ void Delete();
///
- void OpenFootnote();
+ void backspace();
///
- void CloseFootnotes();
+ bool selectWordWhenUnderCursor(lyx::word_location);
///
- void CloseFootnote();
+ enum TextCase {
+ ///
+ text_lowercase = 0,
+ ///
+ text_capitalization = 1,
+ ///
+ text_uppercase = 2
+ };
+ /// Change the case of the word at cursor position.
+ void changeCase(TextCase action);
- /** turn the selection into a new environment. If there is no
- selection, create an empty environment
- */
- void InsertFootnoteEnvironment(LyXParagraph::footnote_kind kind);
- ///
- void MeltFootnoteEnvironment();
- ///
- void CutSelection(bool = true);
- ///
- void CopySelection();
- ///
- void PasteSelection();
- ///
- void copyEnvironmentType();
- ///
- void pasteEnvironmentType();
+ /// returns success
+ bool toggleInset();
///
- void InsertFootnote();
+ void cutSelection(bool doclear = true, bool realcut = true);
///
- void InsertMarginpar();
+ void copySelection();
///
- void InsertFigure();
- ///
- void InsertTabular();
+ void pasteSelection(size_t sel_index = 0);
/** the DTP switches for paragraphs. LyX will store the top settings
always in the first physical paragraph, the bottom settings in the
- last. When a paragraph is broken, the top settings rest, the bottom
- settings are given to the new one. So I can make shure, they do not
- duplicate themself (and you cannnot make dirty things with them! )
- */
- void SetParagraph(bool line_top, bool line_bottom,
- bool pagebreak_top, bool pagebreak_bottom,
- VSpace space_top, VSpace space_bottom,
- char align,
- string labelwidthstring,
+ last. When a paragraph is broken, the top settings rest, the bottom
+ settings are given to the new one.
+ */
+ void setParagraph(
+ Spacing const & spacing,
+ LyXAlignment align,
+ std::string const & labelwidthstring,
bool noindent);
- void SetParagraphExtraOpt(int type,
- const char *width,
- const char *widthp,
- int alignment, bool hfill,
- bool start_minipage);
/* these things are for search and replace */
- /** returns true if the specified string is at the specified
- position
- */
- bool IsStringInText(LyXParagraph *par, int pos, char const* string);
-
- /** sets the selection over the number of characters of string,
- no check!!
- */
- void SetSelectionOverString(char const* string);
+ /**
+ * Sets the selection from the current cursor position to length
+ * characters to the right. No safety checks.
+ */
+ void setSelectionRange(lyx::pos_type length);
/** simple replacing. The font of the first selected character
is used
*/
- void ReplaceSelectionWithString(char const* string);
+ void replaceSelectionWithString(std::string const & str);
- /** if the string can be found: return true and set the cursor to
- the new position */
- bool SearchForward(char const* string);
- bool SearchBackward(char const* string);
-
/// needed to insert the selection
- void InsertStringA(char* string);
+ void insertStringAsLines(std::string const & str);
/// needed to insert the selection
- void InsertStringB(char* string);
-
- /// usefull when texing from within LyX
- bool GotoNextError();
+ void insertStringAsParagraphs(std::string const & str);
+
+ /// Find next inset of some specified type.
+ bool gotoNextInset(std::vector<InsetOld::Code> const & codes,
+ std::string const & contents = std::string());
+ ///
+ void gotoInset(std::vector<InsetOld::Code> const & codes,
+ bool same_content);
+ ///
+ void gotoInset(InsetOld::Code code, bool same_content);
+
+ /// current max text width
+ int textWidth() const;
- /// just another feature :)
- bool GotoNextNote();
+ /// updates all counters
+ void updateCounters();
+ /// Returns an inset if inset was hit, or 0 if not.
+ InsetOld * checkInsetHit(int x, int y);
- /** needed to switch between different classes this works
- for a list of paragraphs beginning with the specified par
- return value is the number of wrong conversions
- */
- int SwitchLayoutsBetweenClasses(char class1, char class2, LyXParagraph *par);
+ ///
+ int singleWidth(ParagraphList::iterator pit, lyx::pos_type pos) const;
+ ///
+ int singleWidth(ParagraphList::iterator pit,
+ lyx::pos_type pos, char c, LyXFont const & Font) const;
+
+ /// return the color of the canvas
+ LColor_color backgroundColor() const;
- /* for the greater insets */
-
- /// returns 0 if inset wasn't found
- int UpdateInset(Inset* inset);
+ /**
+ * Returns the left beginning of the text.
+ * This information cannot be taken from the layout object, because
+ * in LaTeX the beginning of the text fits in some cases
+ * (for example sections) exactly the label-width.
+ */
+ int leftMargin(ParagraphList::iterator pit, lyx::pos_type pos) const;
+ int leftMargin(ParagraphList::iterator pit) const;
///
- void CheckParagraph(LyXParagraph* par, int pos);
+ int rightMargin(Paragraph const & par) const;
- /* table stuff -- begin*/
+ /** this calculates the specified parameters. needed when setting
+ * the cursor and when creating a visible row */
+ void prepareToPrint(ParagraphList::iterator pit, Row & row) const;
- /** all table features of the text-class are put together in
- this function. Possible values of feature are defined in table.h
- */
- void TableFeatures(int feature,string val);
- ///
- void TableFeatures(int feature);
+ //
+ // special owner functions
///
- int NumberOfCell(LyXParagraph *par, int pos);
+ ParagraphList & paragraphs() const;
+
+ /// return true if this is owned by an inset.
+ bool isInInset() const;
- /** pos points at the beginning of the next cell (if there is one)
- */
- int WidthOfCell(LyXParagraph *par, int &pos);
///
- void InsertCharInTable(char c);
+ ParagraphList::iterator firstPar() const;
///
- void BackspaceInTable();
+ ParagraphList::iterator lastPar() const;
+ ///
+ ParagraphList::iterator endPar() const;
+
+ /// return first row of text
+ RowList::iterator firstRow() const;
+ /// return last row of text
+ RowList::iterator lastRow() const;
+ /// return row "behind" last row of text
+ RowList::iterator endRow() const;
+ /// return next row crossing paragraph boundaries
+ void nextRow(ParagraphList::iterator & pit,
+ RowList::iterator & rit) const;
+ /// return previous row crossing paragraph boundaries
+ void previousRow(ParagraphList::iterator & pit,
+ RowList::iterator & rit) const;
+
+ /// is this row the last in the text?
+ bool isLastRow(ParagraphList::iterator pit, Row const & row) const;
+ /// is this row the first in the text?
+ bool isFirstRow(ParagraphList::iterator pit, Row const & row) const;
+
///
- void CheckParagraphInTable(LyXParagraph* par, int pos);
+ std::string selectionAsString(Buffer const & buffer, bool label) const;
///
- char HitInTable(Row* row, int x);
+ double spacing(Paragraph const &) const;
///
- bool MouseHitInTable(int x, long y);
- /* table stuff -- end*/
+ void cursorLeftOneWord(LyXCursor &);
///
- LyXParagraph* GetParFromID(int id);
+ void cursorRightOneWord(LyXCursor &);
- // undo functions
- /// returns false if no undo possible
- bool TextUndo();
- /// returns false if no redo possible
- bool TextRedo();
- /// used by TextUndo/TextRedo
- bool TextHandleUndo(Undo* undo);
- /// makes sure the next operation will be stored
- void FinishUndo();
- /// this is dangerous and for internal use only
- void FreezeUndo();
- /// this is dangerous and for internal use only
- void UnFreezeUndo();
- /// the flag used by FinishUndo();
- bool undo_finished;
- /// a flag
- bool undo_frozen;
///
- void SetUndo(Undo::undo_kind kind, LyXParagraph *before, LyXParagraph *end);
+ DispatchResult moveRight();
///
- void SetRedo(Undo::undo_kind kind, LyXParagraph *before, LyXParagraph *end);
+ DispatchResult moveLeft();
///
- Undo *CreateUndo(Undo::undo_kind kind, LyXParagraph *before, LyXParagraph *end);
- /// for external use in lyx_cb.C
- void SetCursorParUndo();
+ DispatchResult moveRightIntern(bool front,
+ bool activate_inset, bool selecting);
///
- void CursorLeftIntern();
+ DispatchResult moveLeftIntern(bool front,
+ bool activate_inset, bool selecting);
///
- void CursorRightIntern();
- ///
- void RemoveTableRow(LyXCursor *cursor);
- ///
- bool IsEmptyTableRow(LyXCursor *cursor);
- ///
- bool IsEmptyTableCell();
- ///
- void toggleAppendix();
-
-private:
+ DispatchResult moveUp();
///
- Row* firstrow;
+ DispatchResult moveDown();
///
- Row* lastrow;
-
- /** Copybuffer for copy environment type
- Asger has learned that this should be a buffer-property instead
- Lgb has learned that 'char' is a lousy type for non-characters
- */
- char copylayouttype;
-
- /// the currentrow is needed to access rows faster*/
- Row* currentrow; /* pointer to the current row */
- /// position in the text
- long currentrow_y;
- /// width of the paper
- unsigned short paperwidth;
-
- /** inserts a new row behind the specified row, increments
- * the touched counters */
- void InsertRow(Row *row, LyXParagraph *par, int pos );
-
- /** removes the row and reset the touched counters */
- void RemoveRow(Row *row);
+ bool checkAndActivateInset(bool front);
- /** remove all following rows of the paragraph of the specified row. */
- void RemoveParagraph(Row *row);
-
- /** insert the specified paragraph behind the specified row */
- void InsertParagraph(LyXParagraph *par, Row *row);
+ ///
+ void write(Buffer const & buf, std::ostream & os) const;
+ /// returns whether we've seen our usual 'end' marker
+ bool read(Buffer const & buf, LyXLex & lex);
- /** appends the implizit specified paragraph behind the specified row,
- * start at the implizit given position */
- void AppendParagraph(Row *row);
-
///
- void BreakAgain(Row *row);
+ int ascent() const;
///
- void BreakAgainOneRow(Row *row);
+ int descent() const;
///
- void SetHeightOfRow(Row *row_ptr); /* calculate and set the height
- * of the row */
-
- /** this calculates the specified parameters. needed when setting
- * the cursor and when creating a visible row */
- void PrepareToPrint(Row *row, float &x, float &fill_separator,
- float &fill_hfill, float &fill_label_hfill);
+ int cursorX() const;
+ ///
+ int cursorY() const;
///
- void DeleteEmptyParagraphMechanism(LyXCursor old_cursor);
+ int cursorX(LyXCursor const & cursor) const;
+ ///
+ int cursorY(LyXCursor const & cursor) const;
- /** Updates all counters starting BEHIND the row. Changed paragraphs
- * with a dynamic left margin will be rebroken. */
- void UpdateCounters(Row *row);
+public:
///
- void SetCounter(LyXParagraph *par);
-
- /*
- * some low level functions
- */
-
+ int height;
+ ///
+ unsigned int width;
+ ///
+ int textwidth_;
+ /// the current font settings
+ LyXFont current_font;
+ /// the current font
+ LyXFont real_current_font;
+ /// our buffer's default layout font
+ LyXFont defaultfont_;
///
- int SingleWidth(LyXParagraph *par, int pos);
+ int background_color_;
+
+ /// only the top-level LyXText has this non-zero
+ BufferView * bv_owner;
+
///
- int SingleWidth(LyXParagraph *par, int pos, char c);
+ mutable Bidi bidi;
///
- void Draw(Row *row, int &pos, LyXScreen &scr, int offset, float &x);
- /// get the next breakpoint in a given paragraph
- int NextBreakPoint(Row* row, int width);
- /// returns the minimum space a row needs on the screen in pixel
- int Fill(Row *row, int paperwidth);
-
- /** returns the minimum space a manual label needs on the
- screen in pixel */
- int LabelFill(Row *row);
-
+ bool in_inset_;
///
- int BeginningOfMainBody(LyXParagraph *par);
+ ParagraphList paragraphs_;
+
+ /// absolute document pixel coordinates of this LyXText
+ mutable int xo_;
+ mutable int yo_;
+
+ /// our 'outermost' Font
+ LyXFont font_;
+
+
+private:
+ /// return past-the-last paragraph influenced by a layout
+ /// change on pit
+ ParagraphList::iterator undoSpan(ParagraphList::iterator pit);
- /** Returns the left beginning of the text.
- This information cannot be taken from the layouts-objekt, because
- in LaTeX the beginning of the text fits in some cases
- (for example sections) exactly the label-width.
- */
- int LeftMargin(Row *row);
+ /// rebreaks the given par
+ void redoParagraphInternal(ParagraphList::iterator pit);
+ /// used in setlayout
+ void makeFontEntriesLayoutSpecific(BufferParams const &, Paragraph & par);
+
+ /// Calculate and set the height of the row
+ void setHeightOfRow(ParagraphList::iterator, Row & row);
+
+ // fix the cursor `cur' after a characters has been deleted at `where'
+ // position. Called by deleteEmptyParagraphMechanism
+ void fixCursorAfterDelete(LyXCursor & cur, LyXCursor const & where);
+
+ /// delete double space (false) or empty paragraphs (true) around old_cursor
+ bool deleteEmptyParagraphMechanism(LyXCursor const & old_cursor);
+
+ ///
+ void setCounter(Buffer const &, ParagraphList::iterator pit);
+ ///
+ void deleteWordForward();
///
- int RightMargin(Row *row);
+ void deleteWordBackward();
///
- int LabelEnd (Row *row);
+ void deleteLineForward();
- /** returns the number of separators in the specified row.
- The separator on the very last column doesnt count
- */
- int NumberOfSeparators(Row *row);
+ /// sets row.end to the pos value *after* which a row should break.
+ /// for example, the pos after which isNewLine(pos) == true
+ void rowBreakPoint(ParagraphList::iterator pit, Row & row) const;
- /** returns the number of hfills in the specified row. The
- LyX-Hfill is a LaTeX \hfill so that the hfills at the
- beginning and at the end were ignored. This is {\em MUCH}
- more usefull than not to ignore!
- */
- int NumberOfHfills(Row *row);
-
- /// like NumberOfHfills, but only those in the manual label!
- int NumberOfLabelHfills(Row *row);
-
- /** returns true, if a expansion is needed. Rules are given by
- LaTeX
- */
- bool HfillExpansion(Row *row_ptr, int pos);
-
- /** returns the paragraph position of the last character in the
- specified row
- */
- int RowLast(Row *row);
+ /// sets row.witdh to the minimum space a row needs on the screen in pixel
+ void fill(ParagraphList::iterator pit, Row & row, int workwidth) const;
+
+ /**
+ * returns the minimum space a manual label needs on the
+ * screen in pixels
+ */
+ int labelFill(ParagraphList::iterator pit, Row const & row) const;
+
+ /// FIXME
+ int labelEnd(ParagraphList::iterator pit) const;
+
+ ///
+ void charInserted();
+ /// set 'number' font property
+ void number();
+ /// is the cursor paragraph right-to-left?
+ bool rtl() const;
};
-#endif
+/// return the default height of a row in pixels, considering font zoom
+extern int defaultRowHeight();
+
+///
+std::string expandLabel(LyXTextClass const & textclass,
+ LyXLayout_ptr const & layout, bool appendix);
+
+#endif // LYXTEXT_H