Android Drawable Animation Configuration Generator – A simple script for easily creating configuration xml files for drawable animations in android

make_drawable_configuration.sh

#!/bin/bash

SCRIPT_CONFIGURED=false # CHANGE THIS TO TRUE ONCE YOU MAKE YOUR CHANGES

DRAWABLE_NAME="rocket_animation" # Name of final drawable
FRAME_PREFIX="rocket_animation_" # Prefix in the names of each frame under your res/drawable folder
FRAME_NUMBER=100 # Number of frames the animation has
FRAME_DURATION=200 # Duration of a single frame (in milliseconds)
ONESHOT="false" # Animation plays only once if this is set true

OUT_FILE="$DRAWABLE_NAME.xml"

if [ $SCRIPT_CONFIGURED = false ] ; then
echo ERROR: Please make sure to properly configure the script
fi

if [ ! -e "$OUT_FILE" ] ; then
touch "$OUT_FILE"
fi

if [ ! -w "$OUT_FILE" ] ; then
echo ERROR: Failed to write to $OUT_FILE
exit 1
fi

(cat << EOF) > $OUT_FILE
<!-- File created by Android Drawable Animation Configuration Generator
     (https://gist.github.com/xiprox/ced872ec357b17bbd3a0)

     Copyright (C) 2011 The Android Open Source Project
     Copyright (C) 2014 İhsan Işık

     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
     You may obtain a copy of the License at

     http://www.apache.org/licenses/LICENSE-2.0

     Unless required by applicable law or agreed to in writing, software
     distributed under the License is distributed on an "AS IS" BASIS,
     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     See the License for the specific language governing permissions and
     limitations under the License.

     Author: İhsan Işık (x.ihsan@gmail.com)
-->

<animation-list xmlns:android="http://schemas.android.com/apk/res/android"
    android:oneshot="$ONESHOT">
EOF

for ((i = 1; i <= $FRAME_NUMBER; i++));
do
echo "      <item android:drawable=\"@drawable/$FRAME_PREFIX$i\" android:duration=\"$FRAME_DURATION\" />" >> $OUT_FILE
done

(cat << EOF) >> $OUT_FILE

</animation-list>
EOF