Button API (Terminal)

--Coded by HPWebcamAble--

--[[
NOTE: This is used for displaying buttons
in the computer terminal, not on a monitor
]]

function clear(cbt)
  term.clear()
  term.setCursorPos(1,1)
  if cbt then
    buttons = {}
  end
end

function draw(name,x,y,onColor,offColor,inacColor,borderX,borderY,func)
  buttons[name] = {}
  buttons[name]["xpos"] = x
  buttons[name]["ypos"] = y
  buttons[name]["onColor"] = onColor
  buttons[name]["offColor"] = offColor
  buttons[name]["inacColor"] = inacColor
  buttons[name]["borderX"] = borderX
  buttons[name]["borderY"] = borderY
  buttons[name]["state"] = 1
  buttons[name]["func"] = func
  drawButtons()
end

function toggleButton(name)
  if buttons[name]["state"] == 1 then
    buttons[name]["state"] = 2
  elseif buttons[name]["state"] == 2 then
    buttons[name]["state"] = 1
  end
  drawButtons()
end

function setState(name,state)
  buttons[name]["state"] = state
  drawButtons()
end

function flashButton(name,time)
  buttons[name]["state"] = not buttons[name]["state"]
  drawButtons()
  sleep(time)
  buttons[name]["state"] = not buttons[name]["state"]
  drawButtons()
end

function drawButtons()
  for name,data in pairs(buttons) do
    local xpos = buttons[name]["xpos"]
    local ypos = buttons[name]["ypos"]
    local xborder = buttons[name]["borderX"]
    local yborder = buttons[name]["borderY"]
    term.setCursorPos(xpos,ypos)
    if buttons[name]["state"] == 1 then
      term.setBackgroundColor(buttons[name]["onColor"])
    elseif buttons[name]["state"] == 2 then
      term.setBackgroundColor(buttons[name]["offColor"])
    elseif buttons[name]["state"] == 3 then
      term.setBackgroundColor(buttons[name]["inacColor"])
    end
    term.write(name)
    term.setCursorPos(xpos-xborder,ypos-yborder)
    tempx,tempy = term.getCursorPos()
    tempx2 = tempx
    for i = 1, yborder do
      tempx = tempx2
      for j = 1, buttons[name]["borderX"]*2+string.len(name)  do
        term.setCursorPos(tempx,tempy)
        term.write(" ")
        tempx = tempx+1
      end
      tempy = tempy+1
    end
    term.setCursorPos(buttons[name]["xpos"]-xborder,buttons[name]["ypos"])
    for i = 1, xborder do
      term.write(" ")
    end
    term.setCursorPos(buttons[name]["xpos"]+string.len(name),buttons[name]["ypos"])
    for i = 1, xborder do
      term.write(" ")
    end
    tempx = buttons[name]["xpos"]-xborder
    tempy = buttons[name]["ypos"]+1

    for i = 1, buttons[name]["borderY"] do
      tempx = tempx2
      for j = 1, xborder*2+string.len(name) do
        term.setCursorPos(tempx,tempy)
        term.write(" ")
        tempx = tempx+1
      end
      tempy = tempy+1
    end
  end
  term.setBackgroundColor(colors.black)
end

function checkCords(tx,ty)
  for name,data in pairs(buttons) do
    tempx = buttons[name]["xpos"]
    tempy = buttons[name]["ypos"]
    xborder = buttons[name]["borderX"]
    yborder = buttons[name]["borderY"]
    minx = tempx-xborder
    miny = tempy-yborder
    maxx = tempx+string.len(name)+xborder
    maxy = tempy+yborder
    if tx >= minx and tx <= maxx and ty >= miny and ty <= maxy then
      if buttons[name]["func"] ~= nil then
        buttons[name]["func"]()
      else
        return name
      end
    end
  end
end