import Toybox.Lang;
import Toybox.Graphics;

// no types here, because this is generic, which are not supported by language
function getOrElse(value, defaultValue) {
    if (value == null) {
        return defaultValue;
    } else {
        return value;
    }
}

function min(left as Numeric, right as Numeric) as Numeric {
    if (left < right) {
        return left;
    } else {
        return right;
    }
}

function getCenter(dc as Dc, shift as [Float, Float]) as [Float, Float] {
    return [dc.getWidth() / 2.0 + shift[0], dc.getHeight() / 2.0 + shift[1]];
}