sourceforge
	  bltwish
	  doc
	  tests

	saveas png?
	shape no fill should be transparent, not white (black?)
	windows

        doc
	tests

	-tkblt 3.1
	  add strip graph
	  add marker image
	  add marker bitmap
	  add symbol image
	  add symbol bitmap

	-Bargraph issues
	    -aspect 2 cause plot offpage
	    -barmode stack cause bars offpage
	    -plotborderwidth clips legend
	    -rightmargin moves legend offpage

	-Barelement issues
	    test styleMap/weights
	    test low/high
	    errorbar location weirdness (change x)
	    -invertxy no errorbarcap

	-Legend issues
	    -ipadx 20 wrong

	-Linegraph issues
	    -aspect 2 cause plot offpage
	    -plotborderwidth clips legend
	    -rightmargin moves legend offpage

	-Lineelement issues
	    test styleMap/weights
	    test low/high
	    trace smoothness
	    element -x/y low/high (no effect)
	    redraw uses normal pen, not activepen
	    -invertxy no errorbarcap

	-MacOSX
	    font size

	-Marker issues
            line/polygon marker -join round/miter/bevel

	-Postscript issues
	    off dash color
	    text marker background

	    ps.tcl
	      configure options
	    text rotation
	      text marker
	      values
	      axis limits %g
	    marker
	      text-too large bg fill
	    off dash color

	-Structure
	  bring *Op.C into class

	  flags RESET/LAYOUT
	  rm get GraphPtr from window
	  cleanup bltGrElemLineSpline.C
	  rm classid
	  rm bltSwitch

	-BLT3.0 changes
	  -rm'd
	    graph
	      -buffergraph
	      -bufferelements
	      -unmaphiddenelements
	    axis
	      -use
	      GetOp
	      FocusOp
	    element
	      -halo 
	      -interpolate 
	      -along
	      GetOp
	    line element
	      -areaforeground
	      -state
	      symbol
	        bitmap
	        image
	    bar element
	      -stipple
	    pen
	      -type
	      -stipple
	    legend
	      -position @x,y
	      -position .window
	      -titleanchor
	    crosshairs
	      -position
	      -hide
	    marker
	      window
	      image
	      -name
	      GetOp
	    bitmap Marker
	      scale/rotate
	      -state
	    text marker
	      -xpad
	      -ypad
	      -state
	    polygon marker
	      -fillbg
	      -outlinebg
	      -stipple
	      -state
	      -xor
	    line marker
	      -state
	      -xor
	    graph.tcl
	      printkey
	      postscript dialog
	  -add'd
	    graph -searchhalo -searchmode -searchalong
	    legend -x -y
	    crosshairs -x -y

	-tkblt render order
	    ---cache---
	    Legend(MARGIN);
	    AxesGrids
	    Axes
	    AxesLimits
	    Legend(PLOT,UNDER);
	    Markers(UNDER);
	    Elements
	    ActiveElements
	    Legend(PLOT,OVER);
	    ---cache---
	    Markers(OVER);
	    Crosshairs
	    Focus