private void TestDirect()
{
Camera camera = new EvCamera();
ITake lens = new HoLens();
TestCase(camera, lens);
}
public override bool PutInlens(ITake itake)
{
//as 연산자가 itake의 타입이 HoLens 인지 확인 후 다를경우 null 리턴
HoLens hoLens = itake as HoLens;
if (hoLens == null)
{
return(false);
}
Lens = hoLens;
return(true);
}
public override bool TakeAPicture()
{
HoLens hoLens = Lens as HoLens;
if (hoLens == null)
{
return(false);
}
hoLens.ManualFocus();
/*
* if (Lens == null) return false;
* Lens.Take();
* return true
*/
return(base.TakeAPicture());
}
