1 files changed, 88 insertions, 0 deletions
diff --git a/art/generateAndroidDrawables.sh b/art/generateAndroidDrawables.sh
new file mode 100644
index 000000000..8bfc44cc2
--- /dev/null
+++ b/art/generateAndroidDrawables.sh
@@ -0,0 +1,88 @@
+#!/bin/sh
+# Example usage:
+# ./generateAndroidDrawables.sh my_image.png 140 /absolute/path/to/android/res/drawables
+#
+# Will generate 140dp android drawables for 6 DPI on out/my_image.png/ directory. 
+# Be sure your original image has sustainable resolution for xxxhdpi drawable, 
+# which is 140 x 4 PX in case of this example.
+#
+# Requires ImageMagic
+# SVG conversion recommended to be done with Inkscape:
+# https://inkscape.org/en/
+
+
+
+IMAGE=$(basename "$1")
+IMAGENAME="${IMAGE%.*}"
+IMAGEEXT="${IMAGE##*.}"
+DPSIZE=$2
+
+if [ ! -d "$3" ] ; then
+    ASSETDIR="out/${IMAGENAME}/drawable-"
+    echo "Directory '$3' not exists. Using ${ASSETDIR}<\*dpi> for image output"
+else 
+    ASSETDIR="$3/drawable-"
+fi 
+
+
+OSX_INKSCAPE_PATH="/Applications/Inkscape.app/Contents/Resources/bin/inkscape"
+
+USE_INKSCAPE=0
+INKSCAPE_PATH=""
+
+if [ $IMAGEEXT == "svg" ] ; then
+  unamestr="$(uname)"
+  if [[ "$unamestr" == 'Darwin' ]]; then
+     INKSCAPE_PATH=$OSX_INKSCAPE_PATH
+  else
+     INKSCAPE_PATH=$(which inkscape)
+  fi
+
+  if [ ! -x "$INKSCAPE_PATH" ] ; then
+     echo "\x1B[93mWARNING:\x1B[39m Inkskape is not in PATH"
+  else
+     USE_INKSCAPE=1
+  fi
+fi
+
+if [ ! -x "$(which convert)" ] ; then
+   echo "\x1B[1;31mERROR:\x1B[39m ImageMagic convert is not in PATH while required for this script"   
+   exit 2
+fi
+
+
+SIZE_ldpi=`echo "$DPSIZE * 0.75" | bc -l`
+SIZE_mdpi=$DPSIZE
+SIZE_hdpi=`echo "$DPSIZE * 1.5" | bc -l`
+SIZE_xhdpi=`expr $DPSIZE \* 2`
+SIZE_xxhdpi=`expr $DPSIZE \* 3`
+SIZE_xxxhdpi=`expr $DPSIZE \* 4`
+
+
+
+mkdir -p "${ASSETDIR}ldpi"
+mkdir -p "${ASSETDIR}mdpi"
+mkdir -p "${ASSETDIR}hdpi"
+mkdir -p "${ASSETDIR}xhdpi"
+mkdir -p "${ASSETDIR}xxhdpi"
+mkdir -p "${ASSETDIR}xxxhdpi"
+
+if [ $USE_INKSCAPE == 1 ] ; then
+  echo "Using inkscape to convert SVG"
+  $INKSCAPE_PATH  -z -e `pwd`/${ASSETDIR}ldpi/$IMAGENAME.png -w $SIZE_ldpi `pwd`/$IMAGE   
+  $INKSCAPE_PATH  -z -e `pwd`/${ASSETDIR}mdpi/$IMAGENAME.png -w $SIZE_mdpi `pwd`/$IMAGE   
+  $INKSCAPE_PATH  -z -e `pwd`/${ASSETDIR}hdpi/$IMAGENAME.png -w $SIZE_hdpi `pwd`/$IMAGE   
+  $INKSCAPE_PATH  -z -e `pwd`/${ASSETDIR}xhdpi/$IMAGENAME.png -w $SIZE_xhdpi `pwd`/$IMAGE   
+  $INKSCAPE_PATH  -z -e `pwd`/${ASSETDIR}xxhdpi/$IMAGENAME.png -w $SIZE_xxhdpi `pwd`/$IMAGE   
+  $INKSCAPE_PATH  -z -e `pwd`/${ASSETDIR}xxxhdpi/$IMAGENAME.png -w $SIZE_xxxhdpi `pwd`/$IMAGE   
+else 
+  convert $IMAGE  \
+  \( +clone -resize $SIZE_ldpi -write ${ASSETDIR}ldpi/$IMAGENAME.png +delete \) \
+  \( +clone -resize $SIZE_mdpi -write ${ASSETDIR}mdpi/$IMAGENAME.png +delete \) \
+  \( +clone -resize $SIZE_hdpi -write ${ASSETDIR}hdpi/$IMAGENAME.png +delete \) \
+  \( +clone -resize $SIZE_xhdpi -write ${ASSETDIR}xhdpi/$IMAGENAME.png +delete \) \
+  \( +clone -resize $SIZE_xxhdpi -write ${ASSETDIR}xxhdpi/$IMAGENAME.png +delete \) \
+  \( +clone -resize $SIZE_xxxhdpi -write ${ASSETDIR}xxxhdpi/$IMAGENAME.png +delete \) \
+null:
+fi
+echo "\x1B[32mDrawables for $IMAGENAME were successfully created for $DPSIZE DP and can be found in $ASSETDIR<\*dpi> directory \x1B[39m"