CC - Paint

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-- BY UPZONE --
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os.loadAPI("builder\\apis\\Colors")

function pixel(x, y, symbol, symbolColor, backgroundColor)
    term.setCursorPos(x, y)
    term.blit(symbol, symbolColor, backgroundColor)
end

function fill(startX, startY, endX, endY, color)
    for y = startY, endY do
        for x = startX, endX do
            pixel(x, y, " ", Colors.black, color)
        end
    end
end

function border(startX, startY, endX, endY, color)
    for y = startY, endY do
        pixel(startX, y, " ", Colors.black, color)
        pixel(endX, y, " ", Colors.black, color)
    end
    for x = startX, endX do
        pixel(x, startY, " ", Colors.black, color)
        pixel(x, endY, " ", Colors.black, color)
    end
end