letters

text.swift

var index = 0
var originalText = "Love"
var text = originalText

/// Letters is just an array of structs with information about character, fontSize, character width/height
var textPathLength = letters.map({$0.width}).reduce(0, +) /// The total length of my word before I start adding letters

while textPathLength.f  < perimeter {

    text += originalText[index]
    textPathLength += letters[index].width
    
    index = (index + 1) % originalText.count

}