X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Flyxtext.h;h=5bf93d8278def4cd6aa4c2fee3d53d6eeb340f40;hb=c66d2f1ee555358a0a378bcdc9783a1306bd8990;hp=ddfc3aedd05e226d2f96d277e77b24e71f6651bb;hpb=991b0ec589f718420f98f2722936386520658e82;p=lyx.git diff --git a/src/lyxtext.h b/src/lyxtext.h index ddfc3aedd0..5bf93d8278 100644 --- a/src/lyxtext.h +++ b/src/lyxtext.h @@ -17,21 +17,25 @@ #include "bufferview_funcs.h" #include "Bidi.h" #include "dispatchresult.h" +#include "dimension.h" #include "lyxfont.h" #include "layout.h" #include "lyxlayout_ptr_fwd.h" -#include "RowList_fwd.h" -#include "ParagraphList_fwd.h" +#include "ParagraphList.h" #include + +namespace lyx { + class Buffer; class BufferParams; class BufferView; class CursorSlice; class Dimension; +class ErrorList; class InsetBase; -class InsetOld_code; +class InsetBase_code; class FuncRequest; class FuncStatus; class LColor_color; @@ -47,35 +51,33 @@ class Spacing; /// This class encapsulates the main text data and operations in LyX class LyXText { public: - /// - typedef lyx::pos_type pos_type; - /// - typedef lyx::par_type par_type; - /// constructor - explicit LyXText(BufferView *); + explicit LyXText(BufferView * bv = 0); /// void init(BufferView *); - /// update y coordinate cache of all paragraphs - void updateParPositions(); /// - LyXFont getFont(par_type pit, pos_type pos) const; + LyXFont getFont(Buffer const & buffer, Paragraph const & par, + pos_type pos) const; + /// + void applyOuterFont(Buffer const & buffer, LyXFont &) const; /// - LyXFont getLayoutFont(par_type pit) const; + LyXFont getLayoutFont(Buffer const & buffer, pit_type pit) const; /// - LyXFont getLabelFont(par_type pit) const; + LyXFont getLabelFont(Buffer const & buffer, + Paragraph const & par) const; /// - void setCharFont(par_type pit, pos_type pos, LyXFont const & font); + void setCharFont(Buffer const & buffer, pit_type pit, pos_type pos, + LyXFont const & font); /// - void setCharFont(par_type pit, pos_type pos, LyXFont const & font, - bool toggleall); + void setCharFont(Buffer const & buffer, pit_type pit, pos_type pos, + LyXFont const & font, bool toggleall); /// what you expect when pressing at cursor position - void breakParagraph(LCursor & cur, char keep_layout = 0); + void breakParagraph(LCursor & cur, bool keep_layout = false); /// set layout over selection - par_type setLayout(par_type start, par_type end, + void setLayout(Buffer const & buffer, pit_type start, pit_type end, std::string const & layout); /// void setLayout(LCursor & cur, std::string const & layout); @@ -94,35 +96,32 @@ public: /// Set font over selection paragraphs and rebreak. void setFont(LCursor & cur, LyXFont const &, bool toggleall = false); - /// rebreaks all paragaphs between the given pars. - void redoParagraphs(par_type begin, par_type end); - /// rebreaks the given par - void redoParagraph(par_type pit); - /// rebreaks the cursor par - void redoParagraph(LCursor & cur); + /// Rebreaks the given paragraph. + /// \retval true if a full screen redraw is needed. + /// \retval false if a single paragraph redraw is enough. + bool redoParagraph(BufferView &, pit_type pit); + + /// returns pos in given par at given x coord + pos_type x2pos(BufferView const &, pit_type pit, int row, int x) const; + int pos2x(pit_type pit, pos_type pos) const; /// void toggleFree(LCursor & cur, LyXFont const &, bool toggleall = false); /// - std::string getStringToIndex(LCursor & cur); + docstring getStringToIndex(LCursor const & cur); /// insert a character at cursor position - void insertChar(LCursor & cur, char c); + void insertChar(LCursor & cur, char_type c); /// insert an inset at cursor position void insertInset(LCursor & cur, InsetBase * 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; /// draw textselection void drawSelection(PainterInfo & pi, int x, int y) const; - /// returns distance of this cell to the point given by x and y - // assumes valid position and size cache - int dist(int x, int y) const; /// try to handle that request void dispatch(LCursor & cur, FuncRequest & cmd); @@ -130,26 +129,24 @@ public: bool getStatus(LCursor & cur, FuncRequest const & cmd, FuncStatus & status) const; - /// access to out BufferView. This should go... - BufferView * bv(); - /// access to out BufferView. This should go... - BufferView * bv() const; - - /// access to individual paragraphs - Paragraph & getPar(par_type par) const; + /// read-only access to individual paragraph + Paragraph const & getPar(pit_type pit) const { return pars_[pit]; } + /// read-write access to individual paragraph + Paragraph & getPar(pit_type pit) { return pars_[pit]; } // Returns the current font and depth as a message. - std::string LyXText::currentState(LCursor & cur); + std::string currentState(LCursor & cur); - /** 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 + /** returns row near the specified + * y-coordinate in given paragraph (relative to the screen). */ - RowList::iterator getRowNearY(int y, par_type & pit) const; + Row const & getRowNearY(BufferView const & bv, int y, + pit_type pit) const; + pit_type getPitNearY(BufferView const & bv, int y) const; /** returns the column near the specified x-coordinate of the row x is set to the real beginning of this column */ - pos_type getColumnNearX(par_type pit, + pos_type getColumnNearX(BufferView const & bv, pit_type pit, Row const & row, int & x, bool & boundary) const; /** Find the word under \c from in the relative location @@ -157,9 +154,9 @@ public: * @param from return here the start of the word * @param to return here the end of the word */ - void getWord(CursorSlice & from, CursorSlice & to, lyx::word_location const); + void getWord(CursorSlice & from, CursorSlice & to, word_location const); /// just selects the word the cursor is in - void selectWord(LCursor & cur, lyx::word_location loc); + void selectWord(LCursor & cur, word_location loc); /// accept selected change void acceptChange(LCursor & cur); @@ -167,59 +164,84 @@ public: void rejectChange(LCursor & cur); /// returns true if par was empty and was removed - bool setCursor(LCursor & cur, par_type par, pos_type pos, + bool setCursor(LCursor & cur, pit_type par, pos_type pos, bool setfont = true, bool boundary = false); /// - void setCursor(CursorSlice &, par_type par, - pos_type pos, bool boundary = false); + void setCursor(CursorSlice &, pit_type par, pos_type pos); /// - void setCursorIntern(LCursor & cur, par_type par, - pos_type pos, bool setfont = true, bool boundary = false); + void setCursorIntern(LCursor & cur, pit_type par, + pos_type pos, bool setfont = true, bool boundary = false); /// void setCurrentFont(LCursor & cur); /// - void recUndo(par_type first, par_type last) const; - /// - void recUndo(par_type first) const; - /// - void setCursorFromCoordinates(LCursor & cur, int x, int y); + void recUndo(LCursor & cur, pit_type first, pit_type last) const; /// + void recUndo(LCursor & cur, pit_type first) const; + /// returns true if par was empty and was removed + bool setCursorFromCoordinates(LCursor & cur, int x, int y); + + /// sets cursor recursively descending into nested editable insets + /** + \return the inset pointer if x,y is covering that inset + \param x,y are absolute screen coordinates. + \retval inset is non-null if the cursor is positionned inside + */ InsetBase * editXY(LCursor & cur, int x, int y); + + /// Move cursor one line up. + /** + * Returns true if an update is needed after the move. + */ + bool cursorUp(LCursor & cur); + /// Move cursor one line down. + /** + * Returns true if an update is needed after the move. + */ + bool cursorDown(LCursor & cur); + /// Move cursor one position left + /** + * Returns true if an update is needed after the move. + */ + bool cursorLeft(LCursor & cur); + /// Move cursor one position right + /** + * Returns true if an update is needed after the move. + */ + bool cursorRight(LCursor & cur); /// - void cursorUp(LCursor & cur); - /// - void cursorDown(LCursor & cur); - /// - void cursorLeft(LCursor & cur); - /// - void cursorRight(LCursor & cur); - /// - void cursorLeftOneWord(LCursor & cur); - /// - void cursorRightOneWord(LCursor & cur); - /// - void cursorUpParagraph(LCursor & cur); + bool cursorLeftOneWord(LCursor & cur); /// - void cursorDownParagraph(LCursor & cur); + bool cursorRightOneWord(LCursor & cur); /// - void cursorHome(LCursor & cur); + bool cursorUpParagraph(LCursor & cur); /// - void cursorEnd(LCursor & cur); + bool cursorDownParagraph(LCursor & cur); /// - void cursorPrevious(LCursor & cur); + bool cursorHome(LCursor & cur); /// - void cursorNext(LCursor & cur); + bool cursorEnd(LCursor & cur); /// - void cursorTop(LCursor & cur); + bool cursorPrevious(LCursor & cur); /// - void cursorBottom(LCursor & cur); + bool cursorNext(LCursor & cur); /// - void Delete(LCursor & cur); + bool cursorTop(LCursor & cur); /// - void backspace(LCursor & cur); + bool cursorBottom(LCursor & cur); + /// Erase character at cursor. Honour change tracking + bool erase(LCursor & cur); + /** At cursor position 0, merge paragraph with the one before it. + * Ignore CT (this is used in \c acceptChange, \c rejectChange for + * physical deletion of paragraph break) + */ + bool backspacePos0(LCursor & cur); + /// Delete character before cursor. Honour CT + bool backspace(LCursor & cur); + // Dissolve the inset under cursor + bool dissolveInset(LCursor & cur); /// - bool selectWordWhenUnderCursor(LCursor & cur, lyx::word_location); + bool selectWordWhenUnderCursor(LCursor & cur, word_location); /// enum TextCase { /// @@ -231,6 +253,8 @@ public: }; /// Change the case of the word at cursor position. void changeCase(LCursor & cur, TextCase action); + /// Transposes the character at the cursor with the one before it + void charsTranspose(LCursor & cur); /** the DTP switches for paragraphs. LyX will store the top settings always in the first physical paragraph, the bottom settings in the @@ -240,42 +264,31 @@ public: void setParagraph(LCursor & cur, Spacing const & spacing, LyXAlignment align, - std::string const & labelwidthstring, + docstring const & labelwidthstring, bool noindent); /* these things are for search and replace */ /// needed to insert the selection - void insertStringAsLines(LCursor & cur, std::string const & str); + void insertStringAsLines(LCursor & cur, docstring const & str); /// needed to insert the selection - void insertStringAsParagraphs(LCursor & cur, std::string const & str); - - /// Find next inset of some specified type. - bool gotoNextInset(LCursor & cur, - std::vector const & codes, - std::string const & contents = std::string()); - /// - void gotoInset(LCursor & cur, - std::vector const & codes, bool same_content); - /// - void gotoInset(LCursor & cur, InsetOld_code code, bool same_content); + void insertStringAsParagraphs(LCursor & cur, docstring const & str); /// current text width int width() const; /// current text heigth int height() const; - - /// updates all counters - void updateCounters(); + /// Returns an inset if inset was hit, or 0 if not. - InsetBase * checkInsetHit(int x, int y); + InsetBase * checkInsetHit(BufferView const &, int x, int y) const; /// - int singleWidth(par_type pit, pos_type pos) const; + int singleWidth(Buffer const &, Paragraph const & par, + pos_type pos) const; /// - int singleWidth(par_type pit, - pos_type pos, char c, LyXFont const & Font) const; + int singleWidth(Paragraph const & par, pos_type pos, char_type c, + LyXFont const & Font) const; /// return the color of the canvas LColor_color backgroundColor() const; @@ -286,115 +299,92 @@ public: * in LaTeX the beginning of the text fits in some cases * (for example sections) exactly the label-width. */ - int leftMargin(par_type pit, pos_type pos) const; - int leftMargin(par_type pit) const; + int leftMargin(Buffer const &, pit_type pit, pos_type pos) const; + int leftMargin(Buffer const &, pit_type pit) const; /// - int rightMargin(Paragraph const & par) const; + int rightMargin(Buffer const &, Paragraph const & par) const; /** this calculates the specified parameters. needed when setting * the cursor and when creating a visible row */ - RowMetrics computeRowMetrics(par_type pit, Row const & row) const; + RowMetrics computeRowMetrics(Buffer const &, pit_type pit, + Row const & row) const; /// access to our paragraphs - ParagraphList & paragraphs() const; + ParagraphList const & paragraphs() const { return pars_; } + ParagraphList & paragraphs() { return pars_; } /// return true if this is the main text - bool isMainText() const; - + bool isMainText(Buffer const &) 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(par_type & pit, RowList::iterator & rit) const; - /// return previous row crossing paragraph boundaries - void previousRow(par_type & pit, RowList::iterator & rit) const; + Row const & firstRow() const; /// is this row the last in the text? - bool isLastRow(par_type pit, Row const & row) const; + bool isLastRow(pit_type pit, Row const & row) const; /// is this row the first in the text? - bool isFirstRow(par_type pit, Row const & row) const; + bool isFirstRow(pit_type pit, Row const & row) const; /// - double spacing(Paragraph const & par) const; + double spacing(Buffer const & buffer, Paragraph const & par) const; /// make a suggestion for a label - std::string getPossibleLabel(LCursor & cur) const; + docstring getPossibleLabel(LCursor & cur) const; /// is this paragraph right-to-left? - bool isRTL(Paragraph const & par) const; + bool isRTL(Buffer const &, Paragraph const & par) const; /// bool checkAndActivateInset(LCursor & cur, bool front); /// 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); + bool read(Buffer const & buf, LyXLex & lex, ErrorList & errorList); /// int ascent() const; /// int descent() const; /// - int cursorX(CursorSlice const & cursor) const; + int cursorX(Buffer const &, CursorSlice const & cursor, + bool boundary) const; /// - int cursorY(CursorSlice const & cursor) const; + int cursorY(CursorSlice const & cursor, bool boundary) const; - /// - friend class LyXScreen; + /// delete double space or empty paragraphs around old cursor + bool deleteEmptyParagraphMechanism(LCursor & cur, LCursor & old); public: /// - unsigned int width_; + Dimension dim_; /// int maxwidth_; - /// - int height_; /// the current font settings LyXFont current_font; /// the current font LyXFont real_current_font; - /// our buffer's default layout font - LyXFont defaultfont_; /// int background_color_; - /// only the top-level LyXText has this non-zero - BufferView * bv_owner; - /// mutable Bidi bidi; /// ParagraphList pars_; - /// absolute document pixel coordinates of this LyXText - mutable int xo_; - mutable int yo_; - - /// our 'outermost' Font + /// our 'outermost' font. This is handed down from the surrounding + // inset through the pi/mi parameter (pi.base.font) LyXFont font_; + /// + bool autoBreakRows_; private: /// return past-the-last paragraph influenced by a layout /// change on pit - par_type undoSpan(par_type pit); - - /// rebreaks the given par - void redoParagraphInternal(par_type pit); - /// used in setlayout - void makeFontEntriesLayoutSpecific(BufferParams const &, Paragraph & par); + pit_type undoSpan(pit_type pit); /// Calculate and set the height of the row - void setHeightOfRow(par_type, Row & row); + void setHeightOfRow(BufferView const &, pit_type, Row & row); // fix the cursor `cur' after a characters has been deleted at `where' // position. Called by deleteEmptyParagraphMechanism void fixCursorAfterDelete(CursorSlice & cur, CursorSlice const & where); - /// delete double space or empty paragraphs around old cursor - bool deleteEmptyParagraphMechanism(LCursor & cur, LCursor const & old); - - /// - void setCounter(Buffer const &, par_type pit); /// void deleteWordForward(LCursor & cur); /// @@ -404,13 +394,14 @@ private: /// sets row.end to the pos value *after* which a row should break. /// for example, the pos after which isNewLine(pos) == true - void rowBreakPoint(par_type pit, Row & row) const; + void rowBreakPoint(Buffer const &, int right_margin, pit_type pit, + Row & row) const; /// sets row.width to the minimum space a row needs on the screen in pixel - void setRowWidth(par_type pit, Row & row) const; + void setRowWidth(Buffer const &, pit_type pit, Row & row) const; /// the minimum space a manual label needs on the screen in pixels - int labelFill(par_type pit, Row const & row) const; + int labelFill(Buffer const &, Paragraph const & par, Row const & row) const; /// FIXME - int labelEnd(par_type pit) const; + int labelEnd(Buffer const &, pit_type pit) const; /// void charInserted(); @@ -421,9 +412,7 @@ private: /// return the default height of a row in pixels, considering font zoom int defaultRowHeight(); -/// -std::string expandLabel(LyXTextClass const & textclass, - LyXLayout_ptr const & layout, bool appendix); +} // namespace lyx #endif // LYXTEXT_H