get_string_dimensions: Get String Dimensions

In rayimage: Image Processing for Simulated Cameras

Get String Dimensions

Description

Calculates font metrics for a specified font, font size, and style.

Usage

get_string_dimensions(string, font = "sans", size = 12, align = "center", ...)

Arguments

string	The string to be measured.
font	Default "sans".
size	A numeric value specifying the size of the font in points.
align	Default '"left"“. The string alignment.
...	Other arguments to pass to 'systemfonts::shape_string()“

Details

The function renders specific characters ("d" for ascender, "g" for descender, "x" for neutral) using the specified font parameters. It calculates the bounding box of each character to determine the necessary adjustments for accurate text positioning.

Value

A data.frame listing the string dimensions.

Examples

# Get height of basic sans font
get_string_dimensions("This is a string", size=24)

rayimage documentation built on April 3, 2025, 9:39 p.m.