first, welcome to forum man, sorry my bad english (im brazilian).
your idea is great, if u want enter in a game creator world, usind this doors ( scirra) you shold learn, about construct 2, read tutorials, get examples, trying, creating capx. post your doubts, and so you will get a help fast, share ideas and request help is all you need to begin, ill advise you, is not easy, but here, you will get all help you need ever, because we have the real best users on net. sure.
sorry if i told a lot of words and no soch codes or a example, but im trying to help, and the manual has somes answers for you.