Colormap Editor panel allows you to create custom colormaps. See Section
28.2.5 for details about the items below.
(The Drawing Area)
is used to interactively modify colormaps. You can use the notion of anchor points to interpolate linearly between two defined anchor points. The colors at the top of the panel allow you to preview the colormap that is being defined, The black bar and white squares below the colors allow you to set, delete, and modify anchor points.
specifies color components for the currently selected anchor point.
enables the specification of colors based on their red, green, and blue components.
enables the specification of colors based on their hue, saturation, and value.
Red, Green, Blue
are scales with which you can specify the RGB components of the selected anchor color. These scales will appear when
RGB is selected.
Hue, Saturation, Value
are scales with which you can specify the HSV components of the selected anchor color. These scales will appear when
HSV is selected.
lists colormap names and the name of the colormap being edited.
sets the name of the colormap being edited/selected. You can rename existing colormaps and provide names for new colormaps.
contains a drop-down list of all pre-defined colormaps and all custom colormaps defined by you. You can select a colormap to be modified from this list.
specifies the number of distinct colors in the colormap. You may specify from 2 to 100 colors.