| /* |
| * Copyright (C) 2008 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "third_party/blink/renderer/modules/accessibility/ax_image_map_link.h" |
| |
| #include "third_party/blink/renderer/core/aom/accessible_node.h" |
| #include "third_party/blink/renderer/core/dom/element_traversal.h" |
| #include "third_party/blink/renderer/modules/accessibility/ax_layout_object.h" |
| #include "third_party/blink/renderer/modules/accessibility/ax_object_cache_impl.h" |
| #include "third_party/blink/renderer/platform/graphics/path.h" |
| #include "third_party/skia/include/core/SkMatrix44.h" |
| |
| namespace blink { |
| |
| AXImageMapLink::AXImageMapLink(HTMLAreaElement* area, |
| AXObjectCacheImpl& ax_object_cache) |
| : AXNodeObject(area, ax_object_cache) {} |
| |
| AXImageMapLink::~AXImageMapLink() = default; |
| |
| HTMLMapElement* AXImageMapLink::MapElement() const { |
| HTMLAreaElement* area = AreaElement(); |
| if (!area) |
| return nullptr; |
| return Traversal<HTMLMapElement>::FirstAncestor(*area); |
| } |
| |
| AXObject* AXImageMapLink::ComputeParent() const { |
| DCHECK(!IsDetached()); |
| if (parent_) |
| return parent_; |
| |
| if (!MapElement()) |
| return nullptr; |
| |
| return AXObjectCache().GetOrCreate(MapElement()->GetLayoutObject()); |
| } |
| |
| ax::mojom::Role AXImageMapLink::RoleValue() const { |
| const AtomicString& aria_role = |
| GetAOMPropertyOrARIAAttribute(AOMStringProperty::kRole); |
| if (!aria_role.IsEmpty()) |
| return AXObject::AriaRoleToWebCoreRole(aria_role); |
| |
| return ax::mojom::Role::kLink; |
| } |
| |
| bool AXImageMapLink::ComputeAccessibilityIsIgnored( |
| IgnoredReasons* ignored_reasons) const { |
| return AccessibilityIsIgnoredByDefault(ignored_reasons); |
| } |
| |
| Element* AXImageMapLink::ActionElement() const { |
| return AnchorElement(); |
| } |
| |
| Element* AXImageMapLink::AnchorElement() const { |
| return To<Element>(GetNode()); |
| } |
| |
| KURL AXImageMapLink::Url() const { |
| if (!AreaElement()) |
| return KURL(); |
| |
| return AreaElement()->Href(); |
| } |
| |
| void AXImageMapLink::GetRelativeBounds(AXObject** out_container, |
| FloatRect& out_bounds_in_container, |
| SkMatrix44& out_container_transform, |
| bool* clips_children) const { |
| *out_container = nullptr; |
| out_bounds_in_container = FloatRect(); |
| out_container_transform.setIdentity(); |
| |
| HTMLAreaElement* area = AreaElement(); |
| HTMLMapElement* map = MapElement(); |
| if (!area || !map) |
| return; |
| |
| LayoutObject* layout_object; |
| if (parent_ && parent_->IsAXLayoutObject()) |
| layout_object = ToAXLayoutObject(parent_)->GetLayoutObject(); |
| else |
| layout_object = map->GetLayoutObject(); |
| |
| if (!layout_object) |
| return; |
| |
| out_bounds_in_container = area->GetPath(layout_object).BoundingRect(); |
| *out_container = AXObjectCache().GetOrCreate(layout_object); |
| } |
| |
| void AXImageMapLink::Trace(blink::Visitor* visitor) { |
| AXNodeObject::Trace(visitor); |
| } |
| |
| } // namespace blink |