Add m-esr52 at 52.6.0

1 files changed, 77 insertions, 0 deletions

diff --git a/accessible/atk/nsMaiInterfaceImage.cpp b/accessible/atk/nsMaiInterfaceImage.cpp
new file mode 100644
index 0000000000..64a3beaab3
--- /dev/null
+++ b/accessible/atk/nsMaiInterfaceImage.cpp
@@ -0,0 +1,77 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "InterfaceInitFuncs.h"
+
+#include "AccessibleWrap.h"
+#include "ImageAccessible.h"
+#include "mozilla/Likely.h"
+#include "nsMai.h"
+#include "nsIAccessibleTypes.h"
+#include "nsIURI.h"
+#include "ProxyAccessible.h"
+
+using namespace mozilla;
+using namespace mozilla::a11y;
+
+extern "C" {
+const gchar* getDescriptionCB(AtkObject* aAtkObj);
+
+static void
+getImagePositionCB(AtkImage* aImage, gint* aAccX, gint* aAccY,
+                   AtkCoordType aCoordType)
+{
+  nsIntPoint pos;
+  uint32_t geckoCoordType = (aCoordType == ATK_XY_WINDOW) ?
+    nsIAccessibleCoordinateType::COORDTYPE_WINDOW_RELATIVE :
+    nsIAccessibleCoordinateType::COORDTYPE_SCREEN_RELATIVE;
+
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aImage));
+  if (accWrap && accWrap->IsImage()) {
+    ImageAccessible* image = accWrap->AsImage();
+    pos = image->Position(geckoCoordType);
+  } else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aImage))) {
+    pos = proxy->ImagePosition(geckoCoordType);
+  }
+
+  *aAccX = pos.x;
+  *aAccY = pos.y;
+}
+
+static const gchar*
+getImageDescriptionCB(AtkImage* aImage)
+{
+  return getDescriptionCB(ATK_OBJECT(aImage));
+}
+
+static void
+getImageSizeCB(AtkImage* aImage, gint* aAccWidth, gint* aAccHeight)
+{
+  nsIntSize size;
+  AccessibleWrap* accWrap = GetAccessibleWrap(ATK_OBJECT(aImage));
+  if (accWrap && accWrap->IsImage()) {
+    size = accWrap->AsImage()->Size();
+  } else if (ProxyAccessible* proxy = GetProxy(ATK_OBJECT(aImage))) {
+    size = proxy->ImageSize();
+  }
+
+  *aAccWidth = size.width;
+  *aAccHeight = size.height;
+}
+
+} // extern "C"
+
+void
+imageInterfaceInitCB(AtkImageIface* aIface)
+{
+  NS_ASSERTION(aIface, "no interface!");
+  if (MOZ_UNLIKELY(!aIface))
+    return;
+
+  aIface->get_image_position = getImagePositionCB;
+  aIface->get_image_description = getImageDescriptionCB;
+  aIface->get_image_size = getImageSizeCB;
+}