iPOGO V5 Users Group - Help Manual

*Methodology*
Command:	-7
Alpha Alias:	-Inverse Area
Description:	Prints inverses, curve data, and accumulated area totals
Data Format:	-7,LineID From {RadiusPt} To {[{RadiusPt} To] ... } ;
Problem:	Given point 2, 3, 6 and 8, and curve center 7. Print bearings and distances from point-to-point, coordinates, curve data and area for the defined closed figure and subtotal area for any preceding 7 commands.
Solution:	-7,25 3 6 7.1 8 2 3 ;

Data Description

Command

-7

This command is identical to the 7 command with the exception that it also generates a subtotal area for all preceding 7 command areas accumulated to this point. Once printed, the subtotal area resets to 0 and starts the subtotal for any subsequent 7 command areas.

Example Command File

$ Example data set for the -7 (-Inverse Area) command

$ Set the points
  0 2 0 0 ;
  1 3 2 -4 32 46 20  53.67  ;
  1 6 3 -1 74 21 30 115.37  ;
  1 8 2 -2 77 23 17  86.653 ;
  5 7 6 8 3 159 159 ;
        
$ Setup feature codes with 
$  cmd  feature, layer, color, style, thickness
  15.1    L1     LINES1   1      1       1 ;
  15.1    L3     LINES2   3      1       1 ;

$ Turn plot on
  91 ;

$ Print out a text label in the output window
  100 Example Closures ;

$ Activate the L1 feature
  15 L1 ;

          $ label the inverse
            100 Total Boundary ; 

               $ inverse the boundary closure
                 -7,25 3 6 7.1 8 2 3 ;

$ Activate the L2 feature
  15 L3 ;


    $ assign a repeating heading
      15.2 "Area Number" ; 

         $ inverse the area closures to check 
         $   the total boundary
           7 30 3 6 7.1 8 3 ;
          -7 31 3 8 2 3 ;

Help for this command was last updated: 06/28/2000 12:10:02 AM

iPOGO V5 Help Manual On-Line

Group:Command:

7) Inverse-7 or -Inverse Area

Group:
Command:

7) Inverse
-7 or -Inverse Area