pangoLayoutIndexToLineX {RGtk2} | R Documentation

## pangoLayoutIndexToLineX

### Description

Converts from byte `index.` within the `layout` to line and X position. (X position is measured from the left edge of the line)

### Usage

    pangoLayoutIndexToLineX(object, index., trailing)

### Arguments

``object`` | [`PangoLayout`] a `PangoLayout`
``index.`` | [integer] the byte index of a grapheme within the layout.
``trailing`` | [logical] an integer indicating the edge of the grapheme to retrieve the position of. If 0, the trailing edge of the grapheme, if > 0, the leading of the grapheme.

### Value

A list containing the following elements:

``line`` | [integer] location to store resulting line index. (which will between 0 and pango_layout_get_line_count(layout) - 1)
``x.pos`` | [integer] location to store resulting position within line (`PANGO_SCALE` units per device unit)

### Author(s)

Derived by RGtkGen from GTK+ documentation

[Package RGtk2 version 2.20.36.3 Index]