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Chapter 11: Working with Images 261 4. A new plot window appears showing a plot of the image pixel values that fall along that line. Once a line profile has been drawn, it will remain until deleted. The line may be translated (or its endpoints moved individually). If it is translated or edited, the profile plot will automatically update. If you dismiss your Plot Profile window and wish to have it back again, from your iImage window, with the line selected, choose Operations → Plot Profile and the Plot Profile window will reappear. Note Line profiles on map projections always connect points using the image coordinates (either degrees or meters). See “Registering an Image” on page 370 for more information on image coordinates. View Panning To pan an image, select the View Pan tool button on the toolbar and then click on the image and drag until it is in the desired location. Panning causes the extents of the visible portion of the view to be shifted. Cropping an Image The iImage crop manipulator button allows you to crop your image to your specified size and dimension. It also allows you to translate and resize the crop box, and then apply the crop to the currently selected image or images. The button appears in the toolbar as shown in the following figure. Crop Manipulator Button Figure 11-10: The Crop Manipulator Button on the Toolbar iTool User’s Guide Manipulating the Image Display
