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RGtk2 (version 2.20.31)

pangoGlyphStringIndexToX: pangoGlyphStringIndexToX

Description

Converts from character position to x position. (X position is measured from the left edge of the run). Character positions are computed by dividing up each cluster into equal portions.

Usage

pangoGlyphStringIndexToX(object, text, analysis, index, trailing)

Arguments

object
[PangoGlyphString] the glyphs return from pangoShape
text
[char] the text for the run
analysis
[PangoAnalysis] the analysis information return from pangoItemize
index
[integer] the byte index within text
trailing
[logical] whether we should compute the result for the beginning (FALSE) or end (TRUE) of the character.

Value

A list containing the following elements:
x.pos
[integer] location to store result