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13.8.2 Changing Coloring and Displaying a Legend

       

To further differentiate the regions:

  1. Select Data Sets... from the graph window Edit menu. NExS displays the Data Set Options dialog box.

  2. In the Shading area for Data Set 1, select Z Height.

  3. Click Apply to redraw the graph and keep the dialog box open. The different contour levels are now shown in color with the higher regions being reddish and the lower ones being bluish.

To display a legend:

  1. In your surface graph select General... from the Options menu. NExS displays the Graph Options dialog box.

  2. Click on the selection button labeled Legend.

  3. Click OK redraw the graph as shown in Figure 2-16 and dismiss the dialog box. NExS displays the contour colors and levels along the right side of the graph.

   figure5144
Figure 13.17: Contour Graph 2

Just as you set the number of histogram bins, you can set the number of contour levels. You can also select the range over which the contours extend. You can even have logarithmically-spaced contours. However, the Grid Lines options produce no effect on contour graphs.


next up previous contents index
Next: 13.9 Making a Polar Up: 13.8 Making Contour Graphs Previous: 13.8.1 Drawing the Graphs

NExS User's Guide, Version 1.4.5
Grey Trout Software
11 April 1999