* \author Lars Gullik Bjønnes
* \author John Levon
*
- * Full author contact details are available in file CREDITS
+ * Full author contact details are available in file CREDITS.
*/
#ifndef LYXTEXT_H
/**
- 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.
*/
// The inheritance from TextCursor should go. It's just there to ease
class LyXText : public TextCursor {
public:
/// Constructor
- LyXText(BufferView *);
- /// sets inset as owner
- LyXText(BufferView *, InsetText *);
+ LyXText(BufferView *, InsetText *, bool ininset,
+ ParagraphList & paragraphs);
void init(BufferView *);
///
/// our buffer's default layout font
LyXFont defaultfont_;
private:
- /** the 'anchor' row: the position of this row remains constant
- * with respect to the top of the screen
- */
- RowList::iterator anchor_row_;
- /** the pixel offset with respect to this row of top_y
- */
- int anchor_row_offset_;
+ /// offset of dran area to document start.
+ int anchor_y_;
public:
/// update all cached row positions
void updateRowPositions();
- /// get the y coord. of the top of the screen (relative to doc start)
- int top_y() const;
- /// set the y coord. of the top of the screen (relative to doc start)
- void top_y(int newy);
- /// set the anchoring row. top_y will be computed relative to this
- void anchor_row(RowList::iterator rit);
///
InsetText * inset_owner;
///
void setFont(LyXFont const &, bool toggleall = false);
/// rebreaks all paragaphs between the given pars.
- void redoParagraphs(ParagraphList::iterator begin,
+ int redoParagraphs(ParagraphList::iterator begin,
ParagraphList::iterator end);
/// rebreaks the given par
void redoParagraph(ParagraphList::iterator pit);
+
/// rebreaks the cursor par
void redoParagraph();
+private:
+ /// rebreaks the given par, return max row width
+ int redoParagraphInternal(ParagraphList::iterator pit);
+public:
///
void toggleFree(LyXFont const &, bool toggleall = false);
(relative to the whole text). y is set to the real beginning
of this row
*/
- RowList::iterator getRowNearY(int & y) const;
+ 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
lyx::pos_type getColumnNearX(ParagraphList::iterator pit,
RowList::iterator rit, int & x, bool & boundary) const;
- /** returns a pointer to a specified row. y is set to the beginning
- of the row
- */
- RowList::iterator
- getRow(ParagraphList::iterator pit, lyx::pos_type pos, int & y) const;
-
- RowList & rows() const {
- return rowlist_;
- }
-
-
/// need the selection cursor:
void setSelection();
///
void setCurrentFont();
///
- bool isBoundary(Buffer const *, Paragraph const & par,
+ bool isBoundary(Buffer const &, Paragraph const & par,
lyx::pos_type pos) const;
///
- bool isBoundary(Buffer const *, Paragraph const & par,
+ bool isBoundary(Buffer const &, Paragraph const & par,
lyx::pos_type pos,
LyXFont const & font) const;
///
void computeBidiTables(ParagraphList::iterator pit,
- Buffer const *, RowList::iterator row) const;
+ Buffer const &, RowList::iterator row) const;
/// Maps positions in the visual string to positions in logical string.
lyx::pos_type log2vis(lyx::pos_type pos) const;
/// Maps positions in the logical string to positions in visual string.
///
bool bidi_InRange(lyx::pos_type pos) const;
private:
- ///
- mutable RowList rowlist_;
-
///
float getCursorX(ParagraphList::iterator pit,
RowList::iterator rit, lyx::pos_type pos,
/// used in setlayout
void makeFontEntriesLayoutSpecific(BufferParams const &, Paragraph & par);
- /** forces the redrawing of a paragraph. Needed when manipulating a
- right address box
- */
- void redoDrawingOfParagraph(LyXCursor const & cursor);
-
- /// removes the row and reset the touched counters
- void removeRow(RowList::iterator rit);
-
- /// remove all following rows of the paragraph of the specified row.
- void removeParagraph(RowList::iterator rit);
-
- /// insert the specified paragraph behind the specified row
- void insertParagraph(ParagraphList::iterator pit,
- RowList::iterator rowit);
-
/// Calculate and set the height of the row
void setHeightOfRow(ParagraphList::iterator, RowList::iterator rit);
// fix the cursor `cur' after a characters has been deleted at `where'
// position. Called by deleteEmptyParagraphMechanism
- void fixCursorAfterDelete(LyXCursor & cur,
- LyXCursor const & where);
+ void fixCursorAfterDelete(LyXCursor & cur, LyXCursor const & where);
/// delete double space (false) or empty paragraphs (true) around old_cursor
bool deleteEmptyParagraphMechanism(LyXCursor const & old_cursor);
int singleWidth(ParagraphList::iterator pit, lyx::pos_type pos) const;
///
int singleWidth(ParagraphList::iterator pit,
- lyx::pos_type pos, char c) const;
- /// rebuild row cache
- void rebuildRows(ParagraphList::iterator pit);
+ lyx::pos_type pos, char c, LyXFont const & Font) const;
/// return the color of the canvas
LColor::color backgroundColor() const;
/** this calculates the specified parameters. needed when setting
* the cursor and when creating a visible row */
- void prepareToPrint(
- ParagraphList::iterator pit,
- RowList::iterator row, double & x,
- double & fill_separator,
- double & fill_hfill,
- double & fill_label_hfill,
- bool bidi = true) const;
+ void prepareToPrint(ParagraphList::iterator pit,
+ RowList::iterator row) const;
private:
///
- void setCounter(Buffer const *, ParagraphList::iterator pit);
+ void setCounter(Buffer const &, ParagraphList::iterator pit);
///
void deleteWordForward();
///
*/
- /// return the pos value *before* which a row should break.
- /// for example, the pos at which IsNewLine(pos) == true
+ /// sets row.end to the pos value *after* which a row should break.
+ /// for example, the pos after which isNewLine(pos) == true
lyx::pos_type rowBreakPoint(ParagraphList::iterator pit,
Row const & row) const;
///
mutable lyx::pos_type bidi_end;
+ ///
+ const bool in_inset_;
+ ///
+ ParagraphList & paragraphs_;
+
///
void charInserted();
public:
/// return true if this is owned by an inset.
bool isInInset() const;
- /// recreate paragraphlist iterator from rowlist iterator
- ParagraphList::iterator getPar(RowList::iterator rit) const;
- /// return first row of par
- RowList::iterator beginRow(ParagraphList::iterator pit) const;
- /// return row "behind" last of par
- RowList::iterator endRow(ParagraphList::iterator pit) 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;
+
+ ///
+ bool noRows() const;
private:
/** Cursor related data.
projects / lyx.git / blobdiff