The current colorbar for the channel can be changed by using the pulldown menu. Left mouse drag selects a sample region. Middle mouse pops up the pixel info window. This option opens a subsampled version of the entire image and shows the currently active portion of the image as a box. Right mouse pops up the RGB channel control widget.
Middle mouse pops up the pixel info window.
This option opens a map projection view of the earth with the image swath projected to the map. You can zoom up on an area by clicking the left mouse over the center of your zoom area and dragging a zoom box. Right mouse pops up the RGB channel control widget. Middle mouse is not active for this window. Note that the cursor tracks in all of the RGB LUT and colorbar windows and will display a crosshair at the same pixel in all of them.