Here is a script for basic directional movement:
when gf clicked
forever
if <key [up key v] pressed?>
change y by [speed]
end
if <key [down key v] pressed?>
change y by [-speed]
end
if <key [right key v] pressed?>
change x by [speed]
end
if <key [left key v] pressed?>
change x by [-speed]
end
end
Offline