Canvas prevX,prevY, current X, current Y option issue

Yes, this is I have tried earlier,but same problem persist. I can't type anything in the blank...how i can use physical keyboard through mobile?

How about a bluetooth portable keyboard?
I once had a Motorola model that worked for both Windows and Android.

Hello, I have a big problem with the canvas tool, i put the same exact code as all the people in the youtube videos i watched did, but what is still happing is the drawing part works when im draging verticly but just doest register when i drag up and down. Why is this happening?

Please download and post each of those event block(s)/procedures here ...
(sample video)