kOS/prog/helicopter.ks

// assumptions about helicopter builds:
// * AG10 toggles the rotor engine power. (with appropriate RPM set by default)
// * AG9 is unmapped.
// * Main throttle controls collective.

runoncepath("lib/stabilize_helicopter").

global done is false.
on AG9 {
  set done to true.
  return true.
}

clearguis().

// Main UI.
local interface is gui(250, 300).
set interface:X to 200.
set interface:Y to 700.

// Main menu elements in here.
local y is interface:AddVLayout().
local x is y:AddHLayout().

set x:AddButton("HOVER"):onClick to {
  Hover().
}.

set x:AddButton("LAND"):onClick to {
  // todo: consider a more elaborate landing script that adjusts
  // velocity as a function of altitude.
  when SHIP:STATUS = "LANDED" then {
    set done to true.
    set SHIP:CONTROL:PILOTMAINTHROTTLE to 0.5.
    toggle AG10.
    BRAKES on.
  }
  Hover(-5).
}.

interface:show().

wait until false.