The CURSOR procedure fails or GUI interface loses focus on Mac OS X 10.7 and later


PROBLEM: In Mac OS 10.7 and later, a couple of issues can occur in IDL related to the X11 or XQuartz preferences. A. One issue that may occur is the CURSOR procedure will pause and not recognize any mouse input in the display window. (This state may require you to use Control+c to return control to the IDL> prompt.) B. Another issue is ... more »

Formatting examples for plot axis titles


The following code example shows how font styles are applied to text used in the titles of the plot axes. For a more detailed look at the different format codes available in IDL please refer to the IDL Help Table of Contents under the this heading: IDL Programming > Concepts > Format Codes ; ********************************* ... more »

The IDL "LABEL_REGION" function considers edge pixel data to be zero


DISCUSSION: The IDL Help reference page for the LABEL_REGION function mentions:     "Pixels at the edges of Data are considered to be zero." Consequently, if non-zero edge pixel data must be considered in the results from LABEL_REGION, then you'll need to pad the original data edges with a column and row of zeroes, so ... more »

How to create a contour plot with different styles of line fill


The following code example shows how to set up different styles of line fill in a contour plot using IDL's CONTOUR procedure. pro contour_different_style_linefill ; Initialize the display settings and load a color table device,decomposed=0 loadct, 26 ; Access the values of the color table and set them ... more »

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Exelis VIS Technical Support Policy Updates


Maintenance Program Changes and Reminders: All customers must be current on maintenance to receive ... more »


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