#!/bin/ksh

#======================================================================

#                    L W P L O T _ T L H I S T 

#                    doc: Thu Oct 13 10:51:49 2011

#                    (c) 2011 A.M. Thurnherr

#======================================================================

# HISTORY:

#	Oct 13, 2011: - created

#	Oct 17, 2011: - turned into filter

#				  - added %run_label

#   Nov 14, 2011: - added file layout check

#	Mar 12, 2012: - sh -> ksh as this does not work with /bin/sh on MacOSX 10.6.4

#   Apr 12, 2012: - made re-entrant

USAGE="Usage: $0 <eps-file> [in-file]"

	[ $# -eq 2 ] && exec <"$2" "$0" "$1"

	[ $# -ne 1 ] && { echo $USAGE >&2; exit 1; }

eps_file="$1"

while [ -z "$fields" ]

do

	read line

    [ ! -t 1 ] && echo "$line"

	[ -z "$out_basename" ] && out_basename=`expr -- "$line" : '#ANTS#PARAMS#.*out_basename{\([^}]*\)}`

	[ -z "$run_label" ] && run_label=`expr -- "$line" : '#ANTS#PARAMS#.*run_label{\([^}]*\)}`

	[ -z "$n_windows" ] && n_windows=`expr -- "$line" : '#ANTS#PARAMS#.*n_windows{\([^}]*\)}`

	[ -z "$best_scan_offset" ] && best_scan_offset=`expr -- "$line" : '#ANTS#PARAMS#.*best_scan_offset{\([^}]*\)}`

	[ -z "$fields" ] && fields=`expr -- "$line" : '#ANTS#FIELDS# \(.*\)' | sed -e s/{//g -e s/}//g`

done

set -- $fields

[ "$1" = scan_offset -a "$2" = nsamp ] || {

	echo "$0: file layout error" >&2

	exit 1

}

eps_file="$PWD/$eps_file"	# make outfile name absolute (hopefully, it is not already...)

mkdir /tmp/$$				# GMT makes tmpfiles and is not reentrant

cd /tmp/$$

TMPFILE=/tmp/$$.LWplot_TLhist

if [ ! -t 1 ]

then

	tee $TMPFILE

else

	cat > $TMPFILE

fi

[ -f .gmtdefaults4 ] ||

	gmtset	PAPER_MEDIA letter+ \

			LABEL_FONT_SIZE 14 ANNOT_FONT_SIZE_PRIMARY 14 \

			WANT_EURO_FONT true \

	        PLOT_DEGREE_FORMAT ddd:mm:ssF

R=-R-24/24/0/60

U=-R0/1/0/1

J=-JX10

awk "{print \$1, 100*\$2/$n_windows}" $TMPFILE \

	| psxy -P -K $J $R \

			-Bf1a10:"Best Offset [scans]":/f1a5:"Fraction [%]":WeSn \

		    -Sb1u -G127 > "$eps_file"

echo 0.02 0.98 12 0 0 TL $out_basename $run_label | pstext -O -K $J $U >> "$eps_file"

echo -e "$best_scan_offset 0\n$best_scan_offset 60" \

	| psxy -O $J $R >> "$eps_file"

rm $TMPFILE

fixbb "$eps_file"

cd "$PWD"

rm -rf /tmp/$$