sizeWithFont$1 method
      
CGSize
sizeWithFont$1(
    
- UIFont font, {
 - required double forWidth,
 - required NSLineBreakMode lineBreakMode,
 
sizeWithFont:forWidth:lineBreakMode:
Implementation
objc.CGSize sizeWithFont$1(UIFont font, {required double forWidth,required NSLineBreakMode lineBreakMode}) {
objc.checkOsVersionInternal('NSString.sizeWithFont:forWidth:lineBreakMode:', iOS: (false, (2, 0, 0)));
  final _ptr = pkg_ffi.calloc<objc.CGSize>();
  objc.useMsgSendVariants ? _objc_msgSend_kuoeglStret(_ptr, this.ref.pointer, _sel_sizeWithFont_forWidth_lineBreakMode_, font.ref.pointer, forWidth, lineBreakMode.value) : _ptr.ref = _objc_msgSend_kuoegl(this.ref.pointer, _sel_sizeWithFont_forWidth_lineBreakMode_, font.ref.pointer, forWidth, lineBreakMode.value);
  final _finalizable = _ptr.cast<ffi.Uint8>().asTypedList(
      ffi.sizeOf<objc.CGSize>(), finalizer: pkg_ffi.calloc.nativeFree);
  return ffi.Struct.create<objc.CGSize>(_finalizable);
}