GIMP Library Reference Manual

for GIMP 2.2.15

I. GIMP Constants
  gimpenums — Enums and definitions.
II. GIMP Library
  Functions not Related to Specific Images
    gimp — Main functions needed for building a GIMP plug-in. This header includes all other GIMP Library headers.
    gimpcontext — Functions to manipulate a plug-in's context.
    gimpgimprc — Interactions with settings from .gimprc.
    gimphelp — Loading help pages using gimp_help.
    gimpmessage — Display a dialog box with a message.
    gimpplugin — Functions useful for plugins, e.g. registration and progress indicators.
    gimpproceduraldb — Functions for querying and changing procedural database (PDB) entries.
    gimpprogress — Functions for embedding the progress bar into a plug-in's GUI.
  Manupulating Images and all their Properties
    gimpchannel — Functions for manipulating channels.
    gimpcolor — Functions for manipulating color.
    gimpconvert — Conversions between RGB, indexed, and grayscale modes.
    gimpdisplay — Functions to create, delete and flush new displays (views) on an image.
    gimpdrawable — Functions to manipulate drawables.
    gimpdrawabletransform
    gimpedit — Edit menu functions (cut, copy, paste, clear, etc.)
    gimpfileops — File operations (load, save, etc.)
    gimpfloatingsel — Functions for removing or attaching floating selections.
    gimpguides — Functions for manipulating guides.
    gimpimage — Operations on complete images.
    gimplayer — Operations on a single layer.
    gimppaths — Operations related to paths.
    gimppixelfetcher — Functions for operating on pixel regions.
    gimppixelrgn — Functions for operating on pixel regions.
    gimpregioniterator — Functions to traverse a pixel regions.
    gimpselection — Functions for manipulating selections.
    gimptexttool — Functions for controlling the text tool.
    gimptile — Functions for working with tiles.
    gimptools — Access to common toolbox tools.
    gimpundo — Control of undo/redo.
  Data Objects
    gimpbrush — Functions operating on a single brush.
    gimpbrushes — Functions for manipulating brushes.
    gimpfonts — Operations related to fonts.
    gimpgradient — Functions operating on a single gradient.
    gimpgradients — Operations related to gradients.
    gimppalette — Functions operating on a single palette.
    gimppalettes — Operations related to palettes.
    gimppattern — Functions operating on a single pattern.
    gimppatterns — Functions relating to patterns.
  Controlling the Core's Selection Dialogs
    gimpbrushselect — Functions providing a brush selection dialog.
    gimpfontselect — Functions providing a font selection dialog.
    gimpgradientselect — Functions providing a gradient selection dialog.
    gimppaletteselect — Functions providing a palette selection dialog.
    gimppatternselect — Functions providing a pattern selection dialog.
III. GIMP User Interface Library
  Object Hierarchy
  gimpui — Common user interface functions. This header includes all other GIMP User Interface Library headers.
  gimpexport — Export an image before it is saved.
  GimpAspectPreview — A widget providing a preview with fixed aspect ratio.
  GimpDrawablePreview — A widget providing a preview of a GimpDrawable.
  gimpdrawablecombobox — A widget providing a popup menu of drawables.
  gimpimagecombobox — A widget providing a popup menu of images.
  gimppixbuf — Get a thumbnail pixbuf for a drawable or image.
  GimpProgressBar — A widget providing a progress bar.
  gimpmenu — Menus for selecting images, layers, channels and drawables
  gimpbrushmenu — A widget for selecting brushes.
  gimpfontmenu — A widget for selecting fonts.
  gimpgradientmenu — A widget for selecting gradients.
  gimppalettemenu — A widget for selecting palettes.
  gimppatternmenu — A widget for selecting patterns.