docs: put in left, top, width, height params for Signature Capture visible method
docs: put in left, top, width, height params for Signature Capture visible method

louisatome/rhodes,nosolosoftware/rhodes,louisatome/rhodes,nosolosoftware/rhodes,nosolosoftware/rhodes,rhosilver/rhodes-1,rhosilver/rhodes-1,nosolosoftware/rhodes,UIKit0/rhodes,rhosilver/rhodes-1,louisatome/rhodes,nosolosoftware/rhodes,rhosilver/rhodes-1,louisatome/rhodes,rhosilver/rhodes-1,louisatome/rhodes,UIKit0/rhodes,UIKit0/rhodes,UIKit0/rhodes,louisatome/rhodes,louisatome/rhodes,UIKit0/rhodes,rhosilver/rhodes-1,UIKit0/rhodes,nosolosoftware/rhodes,rhosilver/rhodes-1,rhosilver/rhodes-1,louisatome/rhodes,rhosilver/rhodes-1,UIKit0/rhodes,louisatome/rhodes,nosolosoftware/rhodes,UIKit0/rhodes,UIKit0/rhodes,rhosilver/rhodes-1,nosolosoftware/rhodes,UIKit0/rhodes