property pwidth, pTurnPoint, pREquiresUpdate, pheight, pimage

on construct me 
  pimage = image(1, 1, 32)
  pwidth = 720
  pheight = 400
  pTurnPoint = (pwidth / 2)
  pREquiresUpdate = 1
  return TRUE
end

on deconstruct me 
  return TRUE
end

on define me, tdata 
  pwidth = tdata.getAt(#width)
  pheight = tdata.getAt(#height)
  pBgID = tdata.getAt(#id)
  pRoomTypeID = tdata.getAt(#roomtypeid)
  if variableExists("landscape.def." & pRoomTypeID) then
    tRoomDef = getVariableValue("landscape.def." & pRoomTypeID)
    pTurnPoint = tRoomDef.getAt(#middle)
  end if
  pTurnPoint = (pTurnPoint + tdata.getAt(#offset))
  pREquiresUpdate = 1
end

on requiresUpdate me 
  return(pREquiresUpdate)
end

on getImage me 
  if me.requiresUpdate() then
    pimage = image(pwidth, pheight, 32)
    pimage.fill(0, 0, pTurnPoint, pheight, color(110, 173, 200))
    pimage.fill(pTurnPoint, 0, pwidth, pheight, color(132, 206, 239))
    pREquiresUpdate = 0
  end if
  return(pimage.duplicate())
end