Example
include(`${fb.ComponentPath}docs\\Flags.js`);
include(`${fb.ComponentPath}docs\\Helpers.js`);
let sf = StringFormat(StringAlignment.Near, StringAlignment.Near);
let text = utils.ReadTextFile("z:\\info.txt");
let font = window.GetFontDUI(0);
function on_paint(gr) {
gr.DrawString(text, font, RGB(255, 0, 0), 0, 0, window.Width, window.Height, sf);
let temp = gr.MeasureString(text, font, 0, 0, window.Width, 10000, sf);
// If we want to calculate height, we must set the height to be far larger than what
// the text could possibly be.
console.log(temp.Height); // 2761.2421875 // far larger than my panel height!
console.log(temp.Chars); // 7967
}