Repeatedly clicks a location on the screen then outputs a region of the screen.

repeat-click-recorder.rb

class Point
    def initialize(x,y)
        @x = x
        @y = y
    end  
    def x
        @x
    end  
    def y
        @y
    end  
end 

# Get point from mouse coordinates
def gpfmc(mc)
    Point.new(
        mc.match(/x:([^ ]*)/)[1].to_i,
        mc.match(/y:([^ ]*)/)[1].to_i
    )
end

# GET WINDOW BOUNDS

puts "Set window bounds, type anything to start"
gets.strip

puts "Move mouse to top left corner"
topleft_raw = `sleep 5 && xdotool getmouselocation`
puts topleft_raw

puts "Move mouse to bottom right corner"
bottomright_raw = `sleep 5 && xdotool getmouselocation`
puts bottomright_raw

puts "Move mouse to clicker"
clicker = gpfmc(`sleep 5 && xdotool getmouselocation`)

tl = gpfmc(topleft_raw)
br = gpfmc(bottomright_raw)

# GET PAGE NUM

puts "How many pages?"
num_pages = gets.strip.to_i

puts "Removing old res dir"
`rm -r res`
`mkdir res`
`rm book.pdf`

# BEGIN CYCLE

num_pages.times { |i|
    `import -window root res/screen.jpg`
    `convert -crop '#{br.x - tl.x}x#{br.y-tl.y}+#{tl.x}+#{tl.y}' \
    res/screen.jpg res/page#{i}.jpg`
    `sleep .5 && xdotool mousemove #{clicker.x} #{clicker.y}`
    `sleep .2 && xdotool click 1`
}

`cd res && convert *.jpg -quality 100 ../book.pdf`
`rm -r res`