addFontSize static method
Creates a TextStyle to handle CSS font-size
Implementation
static TextStyle addFontSize(TextStyle textStyle, String value) {
double number = 14.0;
if (value.endsWith("px")) {
number = double.parse(value.replaceAll("px", "").trim());
} else if (value.endsWith("em")) {
number *= double.parse(value.replaceAll("em", "").trim());
}
return textStyle.copyWith(fontSize: number);
}