http://www2.ai-lab.fh-furtwangen.de/~bless/the-gimp.html. This site, maintained by Marc Bless, has pointers to the GIMP Programmer's Reference Book. The documentation covers most aspects of writing a plug-in

coun- terclockwise, so if you define a range that you want to rotate, the rotation will map your pointers in the From and To color circles. If one of the fields is switched to clockwise, the first pointer what kind of Units you want to use — Radians, Radiand/ PI or Degrees — when you view and drag the pointers in the rotation dialog.The Preview can be set to Entire Image, Selection or Context. Context is check the Pixel Selection Menu, which lets you select the HSV value that you want to change. The pointers in the curve let you alter the range of shadows, midtones and highlights in a brightness scale from

to one that indicates which tool is active (if in Preferences you have set Image Windows → Mouse Pointers → Pointer mode → Tool icon). 14.1.3 Color and Indicator Area Figure 14.2 Color and Indicator Area can move it by a 25 pixel step. Figure 14.11 Sensitive selection areas Display of all possible pointers in function of their localization with respect to the selection area. After creating and modifying