imcolormaptool

Choose Colormap tool

Syntax

imcolormaptool

imcolormaptool(hParent)

hTool = imcolormaptool(___)

Description

Use the imcolormaptool function to create a Choose Colormap tool. The Choose Colormap tool is an interactive colormap selection tool that allows you to change the colormap of a figure by selecting a colormap from a list of MATLAB^® colormap functions or workspace variables, or by entering a custom MATLAB expression.

Choose Colormap Tool

imcolormaptool opens the Choose Colormap tool for adjusting the colormap of the current figure.

imcolormaptool(hParent) opens the Choose Colormap tool for adjusting the colormap of an image in parent figure or axes hParent. The figure or axes must contain a grayscale or an indexed image.

hTool = imcolormaptool(___) returns the figure hTool containing the Choose Colormap tool.

Examples

Open Choose Colormap Tool

h = figure;
imshow("cameraman.tif")
imcolormaptool(h)

Choose Colormap for Multiple Images

fig = figure;
ax1 = subplot(1,2,1);
imshow("cameraman.tif")
ax2 = subplot(1,2,2);
imshow("canoe.tif")
imcolormaptool(fig)

Input Arguments

hParent — Graphics object containing image

Figure object | Axes object

Graphics object containing the image, specified as a Figure or Axes object.

Output Arguments

hTool — Choose Colormap tool

Figure object

Choose Colormap tool, returned as a Figure object.

Version History

Introduced in R2009a