Load this example

# READ AN IMAGE AND PLOT TRANSECTS WITH CURVEADDMODE OPTION
#===========================================================

verbose
send_set_verbose
set_workpace_geometry PlaneWidth=1000 PlaneHeight=500 DataType=0 CellWidth=1000 CellHeight=500
send_show_view ViewPlane=0
send_read_other Plane=0 X=0 Y=0 Width=0 Height=0 Expand=No FileName="../IMAGES/LINEAR_MAYFEB.tif"
send_plot_transect PlaneFrom=1 PlaneTo=3 X1=90 Y1=123 X2=296 Y2=150 DistanceXUnit=No RunOverAllCells=No Mask=No Color="CURRENT" MgraphPlotMode="NEWCURVE"
send_plot_transect PlaneFrom=1 PlaneTo=3 X1=296 Y1=150 X2=569 Y2=74 DistanceXUnit=No RunOverAllCells=No Mask=No Color="CURRENT" MgraphPlotMode="CURVEADDMODE"
send_plot_transect PlaneFrom=1 PlaneTo=3 X1=569 Y1=74 X2=962 Y2=123 DistanceXUnit=No RunOverAllCells=No Mask=No Color="CURRENT" MgraphPlotMode="CURVEADDMODE"
send_Mgraph
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PlotTitle Title="Transect ADDMODE" Height=1.50
Grid Frame=Yes Xgrid=No Ygrid=No [Yes | Light | No]
XTitle Title="Column number" Height=1.00
XAxis Show=Yes Scale=Linear Min=92 Max=813 Delta=-1 Color=Black Thickness=1
XLabel LabelStep=-1 Reference=-1 LabelHeight=1.00 CFormat="%.0f" Angle=0.0
YTitle Title="Pixel" Height=0.00
YAxis Show=Yes Scale=Linear Min=0 Max=255 Delta=-1 Color=Black Thickness=1
YLabel LabelStep=-1 Reference=-1 LabelHeight=1.00 CFormat="%.0f" Angle=0.0 
#   ********  Annotations ********
PlotAxis Location=BOTTOM Scale=Linear Min=-180 Max=180. Delta=30.0 Color=Black Thickness=1 Title="Longitude" TitleHeight=1.50 LabelStep=-1 Reference=-180 LabelHeight=1.00 CFormat="%.0f" Angle=0.0
PlotAxis Location=LEFT Scale=Linear Min=-90 Max=90. Delta=30.0 Color=Black Thickness=1 Title="Latitude" TitleHeight=1.50 LabelStep=-1 Reference=-90 LabelHeight=1.00 CFormat="%.0f" Angle=0.0 
#   ********  Annotations: End ********

LineStyle Curve=1 Style=MicroDash Color=Red Thickness=3
MarkStyle Curve=1 Style=Fcircle Size=1
LineStyle Curve=2 Style=MicroDash Color=Green Thickness=3
MarkStyle Curve=2 Style=Fcircle Size=1
LineStyle Curve=3 Style=MicroDash Color=Blue Thickness=3
MarkStyle Curve=3 Style=Fcircle Size=1
DrawCell XStart=2.00 YStart=2.0 Width=25.00 Height=16.0 Type=Color Orientation=Portrait Mode=Margin[|ScaleToFrame]
SendTo[EPS]File File="./printMGRAPH2.ps" Type=Color [Copies=1] Orientation=Landscape 

#SendToPrinter  Command="/usr/LOA/bin/vidpsINF"  Type=Color   [Copies=1]   Orientation=Portrait

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MGRAPH2.gif