getcolor opens a dialog to show colors in the current colormap

## Syntax

    c=getcolor(title,[cini])
                c=getcolor()

## Arguments

title

  string, dialog title.

cini

  initial selected color id. Default value is 1.

c

  selected color id or [] if the selection is cancelled.

## Description

`getcolor` opens a window displaying the palette of the current colormap. The user can click on a color to show its id and RGB values. `getcolor` returns the id of the selected color or [] if the "Cancel" button has been clicked or the window closed.

## Examples

    getcolor();

    getcolor("Title foo");

    getcolor("foo",21); // Select the red

## See also

- color
- colormap