xcflayers

#!/bin/sh
# vim: set noexpandtab:

XCF2PNG=$(which xcf2png)
XCF=$1
TARGETDIR=$2

if [ ! -x "$XCF2PNG" ]; then
	echo "Need xcf2png.";
	exit 1;
fi

if [ ! -e "$XCF" -o ! -e "$TARGETDIR" ]; then
	echo "Syntax: $0 [xcffile] [targetfolder] ([filter])";
	exit 2;
fi

PREFIX=$3

BASENAME=$(basename "$XCF" .xcf)

xcfinfo $XCF | {
	read INFO;
	echo Reading xcf file $INFO;
	name="_"
	while [ ! -z "$name" ]; do
		read plus size colors mode name;
		if [ -z "$name" ]; then
			break;
		fi
		
		# if name - after removal of prefix - is still the same,
		# it doesnt contain that prefix
		if [ "${name#${PREFIX}}" = "${name}" -a ! -z "$PREFIX" ]; then
			continue;
		fi
		targetfile=$TARGETDIR/$name.png
		echo "\"$name\" ($size $colors) -> $targetfile"
		xcf2png $XCF $name > $targetfile
	done
}