PgLayout.indexToLineX

Converts from byte @index_ within the @layout to line and X position.

The X position is measured from the left edge of the line.

class PgLayout
void
indexToLineX
(
int index
,,
out int line
,
out int xPos
)

Parameters

index int

the byte index of a grapheme within the layout.

trailing bool

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.

line int

location to store resulting line index. (which will between 0 and pango_layout_get_line_count(layout) - 1), or %NULL

xPos int

location to store resulting position within line (%PANGO_SCALE units per device unit), or %NULL

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