OABOX draws a box around an objective analysis region. INPUT PARAMETERS LINE *Line color/type/width/label DEVICE *Graphics device REGION *Type of region GAREA *Graphics area PROJ *Map projection/angles/margins GDFILE *Grid file PROGRAM DESCRIPTION This program draws a box around a region defined for the objective analysis programs. REGION can be specified as GRID, DATA, or EXTEND. The default is GRID. The GRID region is the area used for the objective analysis. The DATA region is the area over which data for the analysis is extracted. The EXTEND region is the grid area extended in each direction for the first pass analysis. EXAMPLES 1. Draw a solid line around the grid area in color 1 using a solid line of width 1. LINE = 1 REGION = grid GDFILE = sample.grd DEVICE = xw GAREA = us PROJ = mer 2. Draw a line around the data region using color 2, line type 3, and line width 5. LINE = 2/3/5 REGION = data ERROR MESSAGES [OABOX -1] Fatal error initializing TAE. [OABOX -2] Fatal error reading TAE parameters. [OABOX -3] Fatal error initializing GEMPLT. [OABOX -4] No box will be drawn since the color is 0. [OABOX -5] Invalid input for REGION.