[FTB] Touchscreentest

local side = "right"
local m = peripheral.wrap(side)
local w, h = m.getSize()

-- moitor properties
m.clear()
m.setCursorPos(1, 1)
m.setTextScale(1)
m.setTextColor(colors.white)
m.setBackgroundColor(colors.black)

local btns = {}

function addButton(name, xmin, ymin, xmax, ymax, text)
  btns[name] = {}
  btns[name]["xmin"] = xmin
  btns[name]["ymin"] = ymin
  btns[name]["xmax"] = xmax
  btns[name]["ymax"] = ymax
  btns[name]["active"] = false
  btns[name]["text"] = text
end

function toggleActive(btnName)
  if btns[btnName]["active"] == true then
    btns[btnName]["active"] = false
  else
    brns[brnName]["active"] = true
  end
end

function drawButtons()
  for key, value in pairs(btns) do
    btn = btns[key]
    btnColor = colors.red

    if btn["active"] == true then
      btnColor = colors.green
    end

    m.setBackgroundColor(btnColor)

    fill(btn["text"], btnColor, value)
  end

  m.setBackgroundColor(colors.black)
end

function fill(text, color, bData)
  m.setBackgroundColor(color)
  local yspot = math.floor((bData["ymin"] + bData["ymax"]) /2)
  local xspot = math.floor((bData["xmax"] - bData["xmin"] - string.len(text)) /2) +1
  for j = bData["ymin"], bData["ymax"] do
    m.setCursorPos(bData["xmin"], j)
    if j == yspot then
      for k = 0, bData["xmax"] - bData["xmin"] - string.len(text) +1 do
        if k == xspot then
          m.write(text)
        else
          m.write(" ")
        end
      end
    else
      for i = bData["xmin"], bData["xmax"] do
        m.write(" ")
      end
    end
  end
  m.setBackgroundColor(colors.black)
end

addButton("test", 1, 3, 3, 5, "Hello!")
addButton("test2", 3, 6, 5, 8, "HAI!")
drawButtons()

while true do
  event, p, x, y = os.pullEvent("mitor_touch")

  for key, value in pairs(btns) do
    btn = btns[key]
  end
end