/// Set font over selection paragraphs and rebreak.
void setFont(LCursor & cur, LyXFont const &, bool toggleall = false);
- /// rebreaks the given par
+ /// 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
/// insert an inset at cursor position
void insertInset(LCursor & cur, InsetBase * inset);
- /// compute text metrics
- void metrics(MetricsInfo & mi, Dimension & dim);
+ /// compute text metrics.
+ bool metrics(MetricsInfo & mi, Dimension & dim);
/// draw text (only used for insets)
void draw(PainterInfo & pi, int x, int y) const;
/// draw textselection
*/
Row const & getRowNearY(BufferView const & bv, int y,
pit_type pit) const;
- pit_type getPitNearY(BufferView const & bv, int y) const;
+
+ /// returns the paragraph number closest to screen y-coordinate.
+ /// This method uses the BufferView CoordCache to locate the
+ /// paragraph. The y-coodinate is allowed to be off-screen and
+ /// the CoordCache will be automatically updated if needed. This is
+ /// the reason why we need a non const BufferView and why this
+ /// method is non-const.
+ pit_type getPitNearY(BufferView & bv, int y);
/** returns the column near the specified x-coordinate of the row
x is set to the real beginning of this column
///
bool cursorEnd(LCursor & cur);
///
- bool cursorPrevious(LCursor & cur);
+ void cursorPrevious(LCursor & cur);
///
- bool cursorNext(LCursor & cur);
+ void cursorNext(LCursor & cur);
///
bool cursorTop(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
};
/// 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
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 */
int height() const;
/// Returns an inset if inset was hit, or 0 if not.
- InsetBase * checkInsetHit(BufferView const &, int x, int y) const;
+ InsetBase * checkInsetHit(BufferView &, int x, int y);
///
int singleWidth(Buffer const &, Paragraph const & par,
///
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(Buffer const &, Paragraph const & par) const;
///
// position. Called by deleteEmptyParagraphMechanism
void fixCursorAfterDelete(CursorSlice & cur, CursorSlice const & where);
+ // At cursor position 0, try to merge the paragraph with the one before it.
+ // Ignore change tracking, i.e., physically remove the end-of-par character
+ bool backspacePos0(LCursor & cur);
+
///
void deleteWordForward(LCursor & cur);
///