* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
* \author John Levon
* \author Abdelrazak Younes
*
#define TEXT_METRICS_H
#include "Font.h"
+#include "InsetList.h"
#include "ParagraphMetrics.h"
#include "support/types.h"
TextMetrics() : text_(0) {}
/// The only useful constructor.
TextMetrics(BufferView *, Text *);
-
+
///
bool contains(pit_type pit) const;
///
///
std::pair<pit_type, ParagraphMetrics const *> last() const;
- ///
- int parPosition(pit_type pit) const;
-
///
Dimension const & dimension() const { return dim_; }
///
int descent() const { return dim_.des; }
/// current text width.
int width() const { return dim_.wid; }
- /// current text heigth.
+ /// current text height.
int height() const { return dim_.height(); }
///
/// Returns the height of the row (width member is set to 0).
/// If \c topBottomSpace is true, extra space is added for the
/// top and bottom row.
- Dimension rowHeight(
- pit_type const pit,
- pos_type const first,
- pos_type const end,
- bool topBottomSpace = true) const;
+ void setRowHeight(Row & row, pit_type const pit,
+ bool topBottomSpace = true) const;
private:
///
/// sets row.end to the pos value *after* which a row should break.
/// for example, the pos after which isNewLine(pos) == true
- pit_type rowBreakPoint(
- int width,
- pit_type const pit,
- pit_type first
- ) const;
+ void breakRow(Row & row, int right_margin, pit_type const pit) const;
/// returns the minimum space a row needs on the screen in pixel
int rowWidth(
pos_type const end
) const;
- /// draw selection for a single row
- void drawRowSelection(PainterInfo & pi, int x, Row const & row,
- Cursor const & cur, pit_type const pit) const;
+ // Helper function for the other checkInsetHit method.
+ InsetList::InsetTable * checkInsetHit(pit_type pit, int x, int y);
+
// Temporary public:
public:
// FIXME: is there a need for this?
//int pos2x(pit_type pit, pos_type pos) const;
- /** returns row near the specified
- * y-coordinate in given paragraph (relative to the screen).
- */
- Row const & getRowNearY(int y,
- pit_type pit) const;
+ /// returns the row near the specified y-coordinate in a given paragraph
+ /// (relative to the screen). If assert_in_view is true, it is made sure
+ /// that the row is on screen completely; this might change the given pit.
+ Row const & getPitAndRowNearY(int & y, pit_type & pit,
+ bool assert_in_view, bool up);
/// returns the paragraph number closest to screen y-coordinate.
/// This method uses the BufferView CoordCache to locate the
/**
\return the inset pointer if x,y is covering that inset
\param x,y are absolute screen coordinates.
+ \param assert_in_view if true the cursor will be set on a row
+ that is completely visible
+ \param up whether we are going up or down (only used when
+ assert_in_view is true
\retval inset is non-null if the cursor is positionned inside
*/
/// FIXME: cleanup to use BufferView::getCoveringInset() and
/// setCursorFromCoordinates() instead of checkInsetHit().
- Inset * editXY(Cursor & cur, int x, int y);
+ Inset * editXY(Cursor & cur, int x, int y,
+ bool assert_in_view = false, bool up = true);
/// sets cursor only within this Text.
/// x,y are screen coordinates