- /**
- * topCursorVisible - get a new "top" to make the cursor visible
- * @param c the cursor
- * @param top_y the current y location of the containing region
- *
- * This helper function calculates a new y co-ordinate for
- * the top of the containing region such that the cursor contained
- * within the LyXText is "nicely" visible.
- */
- unsigned int topCursorVisible(LyXCursor const & c, int top_y);
-
- /// Redraws the screen such that the cursor is visible
- bool fitCursor(LyXText *, BufferView *);
- ///
- void showCursor(LyXText const *, BufferView const *);
- ///
- void hideCursor();
- ///
- void cursorToggle(BufferView *) const;
- ///
- void showManualCursor(LyXText const *, int x, int y,
- int asc, int desc,
- Cursor_Shape shape);
- /// returns 1 if first has changed, otherwise 0
- bool fitManualCursor(LyXText *, BufferView *, int, int, int, int);
- ///
- void toggleSelection(LyXText *, BufferView *, bool = true,
- int y_offset = 0, int x_offset = 0);
- ///
- void toggleToggle(LyXText *, BufferView *,
- int y_offset = 0, int x_offset = 0);
-
- /** Updates part of the screen. If text->status is
- LyXText::NEED_MORE_REFRESH, we update from the
- point of change and to the end of the screen.
- If text->status is LyXText::NEED_VERY_LITTLE_REFRESH,
- we only update the current row. */
- void update(LyXText *, BufferView *, int y_offset=0, int x_offset=0);
- ///
- bool forceClear() const { return force_clear; }
-
- ///
- bool cursor_visible;
-private:
- /// Copies specified area of pixmap to screen
- void expose(int x, int y, int exp_width, int exp_height);
-
- /// y1 and y2 are coordinates of the screen
- void drawFromTo(LyXText *, BufferView *, int y1, int y2,
- int y_offset = 0, int x_offset = 0, bool internal=false);
-
- /// y is a coordinate of the text
- void drawOneRow(LyXText *, BufferView *, Row * row,
- int y_text, int y_offset = 0, int x_offset = 0);
-
- ///
- WorkArea & owner;
-
- ///
- Pixmap cursor_pixmap;
- ///
- int cursor_pixmap_x;
- ///
- int cursor_pixmap_y;
- ///
- int cursor_pixmap_w;
- ///
- int cursor_pixmap_h;
- ///
- GC gc_copy;
- ///
- bool force_clear;