CCEnderPainter

--ComputerCraft EnderPainter by Teki 0.1

local monitor
local eventType = "mouse_click"
local enderStorage
local color1 = 1
local color2 = 1
local color3 = 1
local colorSaved1 = 1
local colorSaved2 = 1
local colorSaved3 = 1

local function roundTo(num, n)
  local mult = 10^(n or 0)
  return math.floor(num * mult + 0.5) / mult
end

function getIndex(tab, target)
    for i=1,#tab do
        if tab[i] == target then
            return i
        end
    end
    return false
end

if peripheral.find("monitor") == nil then
    monitor = term.current()
else
    monitor = peripheral.find("monitor")
    term.redirect(monitor)
    eventType = "monitor_touch"
end

local sizeX,sizeY = monitor.getSize()

local unitX = roundTo(sizeX/7)
local unitY = roundTo(sizeY/3)

local enderColors = {
    colors.white,
    colors.black,
    colors.orange,
    colors.magenta,
    colors.lightBlue,
    colors.yellow,
    colors.lime,
    colors.pink,
    colors.gray,
    colors.lightGray,
    colors.cyan,
    colors.purple,
    colors.blue,
    colors.brown,
    colors.green,
    colors.red
}

function catchStorage()
    if peripheral.find("ender_chest") ~= nil then
        enderStorage = peripheral.find("ender_chest")
    elseif peripheral.find("ender_tank") ~= nil then
        enderStorage = peripheral.find("ender_tank")
    else
        enderStorage = nil
    end

    if enderStorage ~= nil then
        color1, color2, color3 = enderStorage.getColors()
    end
end

function updateColor(colorUpdated)
    colorUpdated = getIndex(enderColors, colorUpdated)

    if colorUpdated < 16 then
        return enderColors[colorUpdated+1]
    else
        return enderColors[1]
    end
end

function draw()
    monitor.setBackgroundColour(colors.black)
    monitor.clear()

    --ENDERSTORAGE COLORS
    paintutils.drawFilledBox(unitX, unitY, 2*unitX, 2*unitY-1, color1)
    paintutils.drawFilledBox(3*unitX, unitY, 4*unitX, 2*unitY-1, color2)
    paintutils.drawFilledBox(5*unitX, unitY, 6*unitX, 2*unitY-1, color3)

    -- COLOR INDEX
    paintutils.drawFilledBox(1, sizeY-1, 16, sizeY-1, colors.white)
    for i=1, #enderColors do
        paintutils.drawFilledBox(i, sizeY, i, sizeY, enderColors[i])
    end

    -- SAVED COLORS
    paintutils.drawFilledBox(sizeX-8, sizeY-2, sizeX-7, sizeY-1, colorSaved1)
    paintutils.drawFilledBox(sizeX-5, sizeY-2, sizeX-4, sizeY-1, colorSaved2)
    paintutils.drawFilledBox(sizeX-2, sizeY-2, sizeX-1, sizeY-1, colorSaved3)

    monitor.setBackgroundColour(colors.black)
    monitor.setCursorPos(2,2)
    if enderStorage == nil then
        monitor.setTextColor(colors.red)
        write("No EnderStorage Found !")
    else
        monitor.setTextColor(colors.green)
        write("EnderStorage Found !   ")
    end

        -- ENDERSTORAGE COLOR INDEX
    monitor.setCursorPos(getIndex(enderColors, color3),sizeY-1)
    write("3")
    monitor.setCursorPos(getIndex(enderColors, color2),sizeY-1)
    write("2")
    monitor.setCursorPos(getIndex(enderColors, color1),sizeY-1)
    write("1")

    -- COPY/PASTE
    monitor.setCursorPos(sizeX-6,sizeY-3)
    write("COPY")
    monitor.setCursorPos(sizeX-7,sizeY)
    write("PASTE")

end

while true do

    -- Fetching Data
    catchStorage()

    -- Drawing
    draw()

    -- Catching Events
    event, side, xPos, yPos = os.pullEvent(eventType)

    if enderStorage ~= nil then
        enderStorage.setColors(color1, color2, color3)
    end

    if (xPos >= unitX and xPos <= unitX*2) and (yPos >= unitY and yPos <= 2*unitY-1) then
        color1 = updateColor(color1)
    elseif (xPos >= unitX*3 and xPos <= unitX*4) and (yPos >= unitY and yPos <= 2*unitY-1) then
        color2 = updateColor(color2)
    elseif (xPos >= unitX*5 and xPos <= unitX*6) and (yPos >= unitY and yPos <= 2*unitY-1) then
        color3 = updateColor(color3)
    elseif (xPos >= 23 and xPos <= 28) and (yPos == 9) then
        colorSaved1 = color1
        colorSaved2 = color2
        colorSaved3 = color3
    elseif (xPos >= 23 and xPos <= 28) and (yPos == 12) then
        color1 = colorSaved1
        color2 = colorSaved2
        color3 = colorSaved3
    end

    if enderStorage ~= nil then
        enderStorage.setColors(color1, color2, color3)
    end

    sleep(0)
end