#include "insets/inset.h"
#include "RowList.h"
#include "bufferview_funcs.h"
+#include "textcursor.h"
class Buffer;
class BufferParams;
/**
This class holds the mapping between buffer paragraphs and screen rows.
*/
-class LyXText {
-public:
- /// what repainting is needed
- enum refresh_status {
- /// no repaint is needed
- REFRESH_NONE = 0,
- /// the refresh_row needs repainting
- REFRESH_ROW = 1,
- /// everything from refresh_y downwards needs repainting
- REFRESH_AREA = 2
- };
-
- ///
- enum word_location {
- // the word around the cursor, only if the cursor is
- //not at a boundary
- WHOLE_WORD_STRICT,
- // the word around the cursor
- WHOLE_WORD,
- /// the word begining from the cursor position
- PARTIAL_WORD,
- /// the word around the cursor or before the cursor
- PREVIOUS_WORD,
- /// the next word (not yet used)
- NEXT_WORD
- };
+// The inheritance from TextCursor should go. It's just there to ease
+// transition...
+class LyXText : public TextCursor {
+public:
/// Constructor
LyXText(BufferView *);
/// sets inset as owner
LyXText(BufferView *, InsetText *);
- void init(BufferView *, bool reinit = false);
+ void init(BufferView *);
///
int height;
///
///
void insertInset(Inset * inset);
- /// Completes the insertion with a full rebreak
+ /// Completes the insertion with a rebreak from 'need_break_row' on
+ void partialRebreak();
+ /// a full rebreak of the whole text
void fullRebreak();
+ /// rebuild RowList cache
+ void rebuild();
///
RowList::iterator need_break_row;
/// clear any pending paints
void clearPaint();
- /**
- * Mark position y as the starting point for a repaint
- */
- void postPaint(int start_y);
-
- /**
- * Mark the given row at position y as needing a repaint.
- */
- void postRowPaint(RowList::iterator rit, int start_y);
+ /// submit repaint request
+ void postPaint();
///
Inset::RESULT dispatch(FuncRequest const & cmd);
* Return the status. This represents what repaints are
* pending after some operation (e.g. inserting a char).
*/
- refresh_status refreshStatus() const;
+ bool needRefresh() const;
private:
- /**
- * The pixel y position from which to repaint the screen.
- * The position is absolute along the height of outermost
- * lyxtext (I think). REFRESH_AREA and REFRESH_ROW
- * repaints both use this as a starting point (if it's within
- * the viewable portion of the lyxtext).
- */
- int refresh_y;
- /**
- * The row from which to repaint the screen, used by screen.c.
- * This must be set if the pending update is REFRESH_ROW.
- * It doesn't make any difference for REFRESH_AREA.
- */
- RowList::iterator refresh_row;
-
- refresh_status refresh_status_;
+ // do we need a refresh?
+ bool need_refresh_;
+public:
/// only the top-level LyXText has this non-zero
BufferView * bv_owner;
+private:
/// returns a pointer to a specified row.
RowList::iterator
getRow(ParagraphList::iterator pit, lyx::pos_type pos) const;
RowList::iterator getRow(LyXCursor const & cursor) const;
/// convenience
RowList::iterator cursorRow() const;
-
+ /**
+ * Return the next row, when cursor is at the end of the
+ * previous row, for insets that take a full row.
+ *
+ * FIXME: explain why we need this ? especially for y...
+ */
+ RowList::iterator cursorIRow() const;
+
/** 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
return rowlist_;
}
- /** 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.
- [later]
- Since the LyXText now has been moved from Buffer to BufferView
- it should not be absolutely needed to move the cursor...
- */
- LyXCursor cursor; // actual cursor position
-
- /** The structure that keeps track of the selections set. */
- struct Selection {
- Selection()
- : set_(false), mark_(false)
- {}
- bool set() const {
- return set_;
- }
- void set(bool s) {
- set_ = s;
- }
- bool mark() const {
- return mark_;
- }
- void mark(bool m) {
- mark_ = m;
- }
- LyXCursor cursor; // temporary cursor to hold a cursor position
- // until setSelection is called!
- LyXCursor start; // start of a REAL selection
- LyXCursor end; // end of a REAL selection
- private:
- bool set_; // former selection
- bool mark_; // former mark_set
-
- };
- Selection selection;
- // this is used to handle XSelection events in the right manner
- Selection xsel_cache;
-
- /// needed for the toggling (cursor position on last selection made)
- LyXCursor last_sel_cursor;
- /// needed for toggling the selection in screen.C
- LyXCursor toggle_cursor;
- /// needed for toggling the selection in screen.C
- LyXCursor toggle_end_cursor;
/// need the selection cursor:
void setSelection();
///
void clearSelection();
- ///
- string const selectionAsString(Buffer const *, bool label) const;
/// select the word we need depending on word_location
- void getWord(LyXCursor & from, LyXCursor & to,
- word_location const);
+ void getWord(LyXCursor & from, LyXCursor & to, lyx::word_location const);
/// just selects the word the cursor is in
- void selectWord(word_location const);
+ void selectWord(lyx::word_location loc);
/// returns the inset at cursor (if it exists), 0 otherwise
Inset * getInset() const;
///
void backspace();
///
- bool selectWordWhenUnderCursor(word_location);
+ bool selectWordWhenUnderCursor(lyx::word_location);
///
enum TextCase {
///
private:
///
mutable RowList rowlist_;
- ///
- void cursorLeftOneWord(LyXCursor &);
///
float getCursorX(RowList::iterator rit, lyx::pos_type pos,
/// return true if this is owned by an inset.
bool isInInset() const;
+
+private:
+ /** Cursor related data.
+ Later this variable has to be removed. There should be now internal
+ cursor in a text */
+ ///
+ ///TextCursor cursor_;
};
/// return the default height of a row in pixels, considering font zoom
projects / lyx.git / blobdiff