#!/bin/sh

OUTPUTFOLDER=o/tmp
INPUTFOLDER=i/testing
TMPDIR=i/tmp

for IMAGE in `find $INPUTFOLDER -name "*.png"`
 do
	IMAGENAME=${IMAGE##*/}

	SIZE=150

	HSIZE=`identify $IMAGE | cut -d " " -f 3 | head -1 | cut -d "x" -f 1`
	VSIZE=`identify $IMAGE | cut -d " " -f 3 | head -1 | cut -d "x" -f 2`

	if [ $HSIZE -le $VSIZE ]; then

	convert -resize ${SIZE} $IMAGE $TMPDIR/resized.png

	elif [ $HSIZE -ge $VSIZE ]; then

	convert -resize x${SIZE} $IMAGE $TMPDIR/resized.png
	
	fi

	convert -scene 1 +adjoin \
		-monochrome \
		-normalize \
        	-gravity center \
		-crop ${SIZE}x${SIZE}+0+0 \
		+repage \
        	$TMPDIR/resized.png \
        	$TMPDIR/temp.jpg

	convert $TMPDIR/temp.jpg -ordered-dither 4x4 $TMPDIR/${IMAGENAME%%.*}.png

	rm $TMPDIR/resized.png

	autotrace -background-color=FFFFFF \
		  -corner-threshold 300 \
		  -corner-always-threshold 300 \
		  -error-threshold 100 \
		  -output-file=$OUTPUTFOLDER/${IMAGENAME%%.*}.pdf \
		  $TMPDIR/${IMAGENAME%%.*}.png
 done


GRID=9
INPUTFOLDER=$OUTPUTFOLDER
OUTPUTFOLDER=o/tmp
TEXFILE=o/integrationexemplfied_0_00.tex

NUMBEROFGRAPHICS=`ls $INPUTFOLDER/*.pdf | wc -l`
NUMBEROFPAGES=`expr $NUMBEROFGRAPHICS \/ $GRID` 

COUNT=1
PAGECOUNT=1
GRAFIKPERPAGECOUNT=1

SECTOR="{0}{0}{400}{400}"

##########################################################
insertGRAFIK () {

  GRAFIKOPEN="\graphic{"
  GRAFIKCLOSE="}%"
  BORDER={1pt}

  O=$GRAFIKOPEN; G=$GRAFIK
  C=$GRAFIKCLOSE ; S=$SECTOR; W=$WIDTH

  echo $O$G$C                             >> $TEXFILE
  echo $S$W                               >> $TEXFILE
  echo $BORDER                            >> $TEXFILE
}
##########################################################

              echo "\grid"                                         > $TEXFILE

while [ $COUNT -le $NUMBEROFGRAPHICS ]
 do
        if [ $GRAFIKPERPAGECOUNT -gt $GRID ]; then
              echo "\grid"                                         >> $TEXFILE
              GRAFIKPERPAGECOUNT=1
        fi


              GRAFIK=`ls $INPUTFOLDER/*.pdf | head -$COUNT | tail -1`
              WIDTH={\\universalgrid}

              echo "{"                                             >> $TEXFILE
              insertGRAFIK
              echo "}"                                             >> $TEXFILE

              COUNT=`expr $COUNT + 1`
              GRAFIKPERPAGECOUNT=`expr $GRAFIKPERPAGECOUNT + 1`
done

        while [ $GRAFIKPERPAGECOUNT -le $GRID ]
         do
              echo "{}"                                            >> $TEXFILE
              GRAFIKPERPAGECOUNT=`expr $GRAFIKPERPAGECOUNT + 1`
        done

exit 0;