on-paint in mode:surrogate-text<%>
( -> ???
send a-mode:surrogate-text on-paint orig super-call before? dc left top right bottom dx dy draw-caret)
orig : ???
super-call : (??? -> ???)
before? : ??
dc : ??
left : ??
top : ??
right : ??
bottom : ??
dx : ??
dy : ??
draw-caret : ??
Calls super-call with the other arguments to this method (except orig).