#
# Demo of using rescaled images to construct a bar chart
#
if (!strstrt(GPVAL_COMPILE_OPTIONS,"+GD_PNG")) \
    print ">>> Skipping demo <<<\n" ; \
    print "This copy of gnuplot was built without support for loading png images" ;\
    exit ;

set title "Building Code Height Limits"
unset key

set xrange [ -10 : 160 ]
set yrange [   0 : 200 ]
set y2range[   0 : 200 ]

set y2tics
set grid y

set xtics   ("NE" 12.0, "S" 42.0, "Downtown" 72.0, "Suburbs" 127.0)  scale 0.0

plot 'bldg.png' binary filetype=png origin=(60,0) dx=0.5 dy=1.5 with rgbimage, \
     'bldg.png' binary filetype=png origin=(0,0) dx=0.5 dy=1 with rgbimage, \
     'bldg.png' binary filetype=png origin=(30,0) dx=0.5 dy=0.7 with rgbimage, \
     'bldg.png' binary filetype=png origin=(100,0) dx=0.5 dy=0.35 with rgbimage, \
     'bldg.png' binary filetype=png origin=(125,0) dx=0.5 dy=0.35 with rgbimage


Click here for minimal script to generate this plot