record-gifs

#!/bin/bash

# Records some animations of rabbits to make into animated gifs.

# Prerequisites:
# sudo apt-get install wmctrl byzanz


function wait_for_window()
{
    echo -n "Waiting for a window called '$1' .."
    while ! wmctrl -l | \
        cut -d' ' --complement -f 1,2,3,4 | \
        grep '^'"$1"'$' > /dev/null; do
    {
        echo -n .
        sleep 1
    }; done
    echo " found"
}

function move_window()
{
    wait_for_window "$1"
    echo "Moving window '$1' to position '$2'."
    wmctrl -F -r "$1" -e "0,$2"
}

function close_window()
{
    echo "Closing window '$1'."
    wmctrl -F -c "$1"
}

function record_level()
{
    LEV="$1"
    X="$2"
    Y="$3"
    WIDTH="$4"
    HEIGHT="$5"
    DELAY="$6"
    DURATION="$7"

    LEVELS="rabbit-escape-engine/src/rabbitescape/levels/gifs"

    mkdir -p bin/gifs

    ./runrabbit swing "--level=${LEVELS}/${LEV}.rel" --solution=1 > /dev/null &
    byzanz-record \
        "--x=$X" "--y=$Y" "--width=$WIDTH" "--height=$HEIGHT" \
        "--delay=$DELAY" "--duration=$DURATION" \
        bin/gifs/"${LEV}.gif"
    close_window "Rabbit Escape"
}

./runrabbit swing --level=01_easy/level_01.rel --solution=1 > /dev/null &

move_window "Rabbit Escape" 50,50,1024,768
sleep 1  # Rabbit Escape doesn't like to be closed immediately after opening
close_window "Rabbit Escape"

record_level bridge_to_fire 292 370 512 380 4 10