Setup.lua

local gui = require("/apis/gui")

function attachDisplays()
    -- attach monitors for displaying status
    local monitors = {
        "monitor_27",
        "monitor_26",
        "monitor_25",
    }

    local function prepareMonitor(monitor)
        monitor.setCursorPos(1, 1)
        monitor.setTextScale(0.5)
        monitor.clear()
    end

    local displays = {}
    for _, monitor in ipairs(monitors) do
        local device = peripheral.wrap(monitor)
        prepareMonitor(device)
        table.insert(displays, gui.initializeDisplay(device))
    end

    return displays
end

function mainDisplay(display, reactor_dataset)
    local reactor_graph = gui.Graph:new {
        width = display.width,
        height = display.height,

        draw_axes = true,
        type = gui.Graph.type.line,

        u_min = -4,
        u_max = 4,
        v_min = -1,
        v_max = 1,
    }
    reactor_graph:attachDataSet(sineDataSet())
    reactor_graph:attachDataSet(reactor_dataset)
    reactor_graph:pollDataSets()

    display.window:addElement(reactor_graph)

    return display
end

function sineDataSet()
    local data_set = gui.DataSet:new()
    for u = -5, 5, 0.1 do
        table.insert(data_set.data, {u = u, v = math.sin(u)})
    end

    return data_set
end