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- /*
- * AT-SPI - Assistive Technology Service Provider Interface
- * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
- *
- * Copyright 2001 - 2005 Sun Microsystems, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
- #include "Accessibility_Accessible.idl"
-
- module Accessibility {
-
- /**
- * An interface implemented by objects which render image data or
- * pictorial information to the screen. When onscreen components include
- * graphical information that is not purely intended to enhance "3d effect"
- * or visual layout, but which conveys some semantic or informational
- * content to the sighted user, they should implement Image, and that
- * semantic content should be conveyed textually to the extent possible
- * via the image description, as well as the Accessible::name and
- * Accessible::description properties.
- */
- interface Image : Bonobo::Unknown {
- /**
- * A UTF-8 string providing a textual description
- * of what is visually depicted in the image.
- *
- * @note It is recommended that imageDescription be the shorter
- * of the available image descriptions, for instance "alt text"
- * in HTML images, and a longer description be provided in
- * Accessible::accessible-description, if available.
- * A short, one or two word label for the image should be provided in
- * Accessible::accessible-name.
- */
- readonly attribute string imageDescription;
- /**
- * A string corresponding to the POSIX LC_MESSAGES locale used
- * by the imageDescription.
- * @since AT-SPI 1.7.0
- */
- readonly attribute string imageLocale;
- /**
- * Obtain a bounding box which entirely contains the image contents,
- * as displayed on screen. The bounds returned do not account for
- * any viewport clipping or the fact that the image may be
- * partially or wholly obscured by other onscreen content.
- * @note This method returns the bounds of the current onscreen
- * view, and not the nominal size of the source data in the
- * event that the original image has been rescaled.
- *
- * @param coordType If 0, the returned bounding box position is returned
- * relative to the screen; if 1, the bounding box position is returned
- * relative to the containing window.
- * @returns a BoundingBox enclosing the image's onscreen representation.
- */
- BoundingBox getImageExtents (in short coordType);
- /**
- * Get the coordinates of the current image position on screen.
- *
- * @param x Back-filled with the x coordinate of the
- * onscreen image (i.e. the minimum x coordinate)
- * @param y Back-filled with the y coordinate of the
- * onscreen image (i.e. the minimum y coordinate)
- * @param coordType If 0, the returned x and y coordinates are
- * returned relative to the screen;
- * if 1, they are returned relative to the containing window.
- */
- void getImagePosition (out long x, out long y, in short coordType);
- /**
- * Obtain the width and height of the current onscreen view of the
- * image. The extents returned do not account for
- * any viewport clipping or the fact that the image may be
- * partially or wholly obscured by other onscreen content.
- * @note This method returns the size of the current onscreen
- * view, and not the nominal or "original" size of the source
- * image, in the event that the original image has been rescaled.
- *
- * @param width Back-filled with the x extents of the
- * onscreen image (i.e. the image width in pixels)
- * @param height Back-filled with the y extents of the
- * onscreen image (i.e. the image height in pixels)
- */
- void getImageSize (out long width, out long height);
-
- /**
- * \cond
- * unImplemented:
- *
- * placeholders for future expansion.
- */
- void unImplemented ();
- void unImplemented2 ();
- void unImplemented3 ();
- /** \endcond */
- };
- };
-