michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim: set ts=2 et sw=2 tw=80: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "InterfaceInitFuncs.h"
michael@0: 
michael@0: #include "AccessibleWrap.h"
michael@0: #include "ImageAccessible.h"
michael@0: #include "mozilla/Likely.h"
michael@0: #include "nsMai.h"
michael@0: #include "nsIAccessibleTypes.h"
michael@0: #include "nsIURI.h"
michael@0: 
michael@0: using namespace mozilla;
michael@0: using namespace mozilla::a11y;
michael@0: 
michael@0: extern "C" {
michael@0: const gchar* getDescriptionCB(AtkObject* aAtkObj);
michael@0: 
michael@0: static void
michael@0: getImagePositionCB(AtkImage* aImage, gint* aAccX, gint* aAccY,
michael@0:                    AtkCoordType aCoordType)
michael@0: {
michael@0:   AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aImage));
michael@0:   if (!accWrap || !accWrap->IsImage())
michael@0:     return;
michael@0: 
michael@0:   ImageAccessible* image = accWrap->AsImage();
michael@0:   uint32_t geckoCoordType = (aCoordType == ATK_XY_WINDOW) ?
michael@0:     nsIAccessibleCoordinateType::COORDTYPE_WINDOW_RELATIVE :
michael@0:     nsIAccessibleCoordinateType::COORDTYPE_SCREEN_RELATIVE;
michael@0:   // Returned in screen coordinates
michael@0:   image->GetImagePosition(geckoCoordType, aAccX, aAccY);
michael@0: }
michael@0: 
michael@0: static const gchar*
michael@0: getImageDescriptionCB(AtkImage* aImage)
michael@0: {
michael@0:   return getDescriptionCB(ATK_OBJECT(aImage));
michael@0: }
michael@0: 
michael@0: static void
michael@0: getImageSizeCB(AtkImage* aImage, gint* aAccWidth, gint* aAccHeight)
michael@0: {
michael@0:   AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aImage));
michael@0:   if (!accWrap || !accWrap->IsImage())
michael@0:     return;
michael@0: 
michael@0:   accWrap->AsImage()->GetImageSize(aAccWidth, aAccHeight);
michael@0: }
michael@0: }
michael@0: 
michael@0: void
michael@0: imageInterfaceInitCB(AtkImageIface* aIface)
michael@0: {
michael@0:   NS_ASSERTION(aIface, "no interface!");
michael@0:   if (MOZ_UNLIKELY(!aIface))
michael@0:     return;
michael@0: 
michael@0:   aIface->get_image_position = getImagePositionCB;
michael@0:   aIface->get_image_description = getImageDescriptionCB;
michael@0:   aIface->get_image_size = getImageSizeCB;
michael@0: }