string_width {systemfonts}

Calculate the width of a string, ignoring new-lines

Description

This is a very simple alternative to shape_string() that simply calculates the width of strings without taking any newline into account. As such it is suitable to calculate the width of words or lines that has already been splitted by ⁠\n⁠. Input is recycled to the length of strings.

Usage

string_width(
  strings,
  family = "",
  italic = FALSE,
  bold = FALSE,
  size = 12,
  res = 72,
  include_bearing = TRUE,
  path = NULL,
  index = 0
)

Arguments

strings

A character vector of strings

family

The name of the font families to match

italic

logical indicating the font slant

bold

logical indicating whether the font weight

size

The pointsize of the font to use for size related measures

res

The ppi of the size related mesures

include_bearing

Logical, should left and right bearing be included in the string width?

path, index

path an index of a font file to circumvent lookup based on family and style

Value

A numeric vector giving the width of the strings in pixels. Use the provided res value to convert it into absolute values.

Examples

strings <- c('A short string', 'A very very looong string')
string_width(strings)