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| 1 /* | 1 /* |
| 2 * Copyright (C) 2008 Apple Inc. All rights reserved. | 2 * Copyright (C) 2008 Apple Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
| 6 * are met: | 6 * are met: |
| 7 * | 7 * |
| 8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
| (...skipping 11 matching lines...) Expand all Loading... |
| 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 */ | 27 */ |
| 28 | 28 |
| 29 #include "config.h" | 29 #include "config.h" |
| 30 #include "modules/accessibility/AXImageMapLink.h" | 30 #include "modules/accessibility/AXImageMapLink.h" |
| 31 | 31 |
| 32 #include "core/dom/ElementTraversal.h" |
| 32 #include "modules/accessibility/AXLayoutObject.h" | 33 #include "modules/accessibility/AXLayoutObject.h" |
| 33 #include "modules/accessibility/AXObjectCacheImpl.h" | 34 #include "modules/accessibility/AXObjectCacheImpl.h" |
| 34 | 35 |
| 35 namespace blink { | 36 namespace blink { |
| 36 | 37 |
| 37 using namespace HTMLNames; | 38 using namespace HTMLNames; |
| 38 | 39 |
| 39 AXImageMapLink::AXImageMapLink(AXObjectCacheImpl& axObjectCache) | 40 AXImageMapLink::AXImageMapLink(HTMLAreaElement* area, AXObjectCacheImpl& axObjec
tCache) |
| 40 : AXMockObject(axObjectCache) | 41 : AXNodeObject(area, axObjectCache) |
| 41 , m_areaElement(nullptr) | |
| 42 , m_mapElement(nullptr) | |
| 43 { | 42 { |
| 44 } | 43 } |
| 45 | 44 |
| 46 AXImageMapLink::~AXImageMapLink() | 45 AXImageMapLink::~AXImageMapLink() |
| 47 { | 46 { |
| 48 ASSERT(!m_areaElement); | |
| 49 ASSERT(!m_mapElement); | |
| 50 } | 47 } |
| 51 | 48 |
| 52 void AXImageMapLink::detach() | 49 AXImageMapLink* AXImageMapLink::create(HTMLAreaElement* area, AXObjectCacheImpl&
axObjectCache) |
| 53 { | 50 { |
| 54 AXMockObject::detach(); | 51 return new AXImageMapLink(area, axObjectCache); |
| 55 m_areaElement = nullptr; | |
| 56 m_mapElement = nullptr; | |
| 57 } | 52 } |
| 58 | 53 |
| 59 void AXImageMapLink::detachFromParent() | 54 HTMLMapElement* AXImageMapLink::mapElement() const |
| 60 { | 55 { |
| 61 AXMockObject::detachFromParent(); | 56 HTMLAreaElement* area = areaElement(); |
| 62 m_areaElement = nullptr; | 57 if (!area) |
| 63 m_mapElement = nullptr; | 58 return nullptr; |
| 64 } | 59 return Traversal<HTMLMapElement>::firstAncestor(*area); |
| 65 | |
| 66 AXImageMapLink* AXImageMapLink::create(AXObjectCacheImpl& axObjectCache) | |
| 67 { | |
| 68 return new AXImageMapLink(axObjectCache); | |
| 69 } | 60 } |
| 70 | 61 |
| 71 AXObject* AXImageMapLink::computeParent() const | 62 AXObject* AXImageMapLink::computeParent() const |
| 72 { | 63 { |
| 73 if (m_parent) | 64 if (m_parent) |
| 74 return m_parent; | 65 return m_parent; |
| 75 | 66 |
| 76 if (!m_mapElement.get() || !m_mapElement->layoutObject()) | 67 if (!mapElement()) |
| 77 return 0; | 68 return nullptr; |
| 78 | 69 |
| 79 return axObjectCache().getOrCreate(m_mapElement->layoutObject()); | 70 return axObjectCache().getOrCreate(mapElement()->layoutObject()); |
| 80 } | 71 } |
| 81 | 72 |
| 82 AccessibilityRole AXImageMapLink::roleValue() const | 73 AccessibilityRole AXImageMapLink::roleValue() const |
| 83 { | 74 { |
| 84 if (!m_areaElement) | |
| 85 return LinkRole; | |
| 86 | |
| 87 const AtomicString& ariaRole = getAttribute(roleAttr); | 75 const AtomicString& ariaRole = getAttribute(roleAttr); |
| 88 if (!ariaRole.isEmpty()) | 76 if (!ariaRole.isEmpty()) |
| 89 return AXObject::ariaRoleToWebCoreRole(ariaRole); | 77 return AXObject::ariaRoleToWebCoreRole(ariaRole); |
| 90 | 78 |
| 91 return LinkRole; | 79 return LinkRole; |
| 92 } | 80 } |
| 93 | 81 |
| 82 bool AXImageMapLink::computeAccessibilityIsIgnored(IgnoredReasons* ignoredReason
s) const |
| 83 { |
| 84 return accessibilityIsIgnoredByDefault(ignoredReasons); |
| 85 } |
| 86 |
| 94 Element* AXImageMapLink::actionElement() const | 87 Element* AXImageMapLink::actionElement() const |
| 95 { | 88 { |
| 96 return anchorElement(); | 89 return anchorElement(); |
| 97 } | 90 } |
| 98 | 91 |
| 99 Element* AXImageMapLink::anchorElement() const | 92 Element* AXImageMapLink::anchorElement() const |
| 100 { | 93 { |
| 101 return m_areaElement.get(); | 94 return node() ? toElement(node()) : nullptr; |
| 102 } | 95 } |
| 103 | 96 |
| 104 KURL AXImageMapLink::url() const | 97 KURL AXImageMapLink::url() const |
| 105 { | 98 { |
| 106 if (!m_areaElement.get()) | 99 if (!areaElement()) |
| 107 return KURL(); | 100 return KURL(); |
| 108 | 101 |
| 109 return m_areaElement->href(); | 102 return areaElement()->href(); |
| 110 } | 103 } |
| 111 | 104 |
| 112 String AXImageMapLink::deprecatedAccessibilityDescription() const | 105 String AXImageMapLink::deprecatedAccessibilityDescription() const |
| 113 { | 106 { |
| 114 const AtomicString& ariaLabel = getAttribute(aria_labelAttr); | 107 const AtomicString& ariaLabel = getAttribute(aria_labelAttr); |
| 115 if (!ariaLabel.isEmpty()) | 108 if (!ariaLabel.isEmpty()) |
| 116 return ariaLabel; | 109 return ariaLabel; |
| 117 const AtomicString& alt = getAttribute(altAttr); | 110 const AtomicString& alt = getAttribute(altAttr); |
| 118 if (!alt.isEmpty()) | 111 if (!alt.isEmpty()) |
| 119 return alt; | 112 return alt; |
| 120 | 113 |
| 121 return String(); | 114 return String(); |
| 122 } | 115 } |
| 123 | 116 |
| 124 String AXImageMapLink::deprecatedTitle(TextUnderElementMode mode) const | 117 String AXImageMapLink::deprecatedTitle(TextUnderElementMode mode) const |
| 125 { | 118 { |
| 126 const AtomicString& title = getAttribute(titleAttr); | 119 const AtomicString& title = getAttribute(titleAttr); |
| 127 if (!title.isEmpty()) | 120 if (!title.isEmpty()) |
| 128 return title; | 121 return title; |
| 129 const AtomicString& summary = getAttribute(summaryAttr); | 122 const AtomicString& summary = getAttribute(summaryAttr); |
| 130 if (!summary.isEmpty()) | 123 if (!summary.isEmpty()) |
| 131 return summary; | 124 return summary; |
| 132 | 125 |
| 133 return String(); | 126 return String(); |
| 134 } | 127 } |
| 135 | 128 |
| 136 LayoutRect AXImageMapLink::elementRect() const | 129 LayoutRect AXImageMapLink::elementRect() const |
| 137 { | 130 { |
| 138 if (!m_mapElement.get() || !m_areaElement.get()) | 131 HTMLAreaElement* area = areaElement(); |
| 132 HTMLMapElement* map = mapElement(); |
| 133 if (!area || !map) |
| 139 return LayoutRect(); | 134 return LayoutRect(); |
| 140 | 135 |
| 141 LayoutObject* layoutObject; | 136 LayoutObject* layoutObject; |
| 142 if (m_parent && m_parent->isAXLayoutObject()) | 137 if (m_parent && m_parent->isAXLayoutObject()) |
| 143 layoutObject = toAXLayoutObject(m_parent)->layoutObject(); | 138 layoutObject = toAXLayoutObject(m_parent)->layoutObject(); |
| 144 else | 139 else |
| 145 layoutObject = m_mapElement->layoutObject(); | 140 layoutObject = map->layoutObject(); |
| 146 | 141 |
| 147 if (!layoutObject) | 142 if (!layoutObject) |
| 148 return LayoutRect(); | 143 return LayoutRect(); |
| 149 | 144 |
| 150 return m_areaElement->computeRect(layoutObject); | 145 return area->computeRect(layoutObject); |
| 151 } | 146 } |
| 152 | 147 |
| 153 DEFINE_TRACE(AXImageMapLink) | 148 DEFINE_TRACE(AXImageMapLink) |
| 154 { | 149 { |
| 155 visitor->trace(m_areaElement); | 150 AXNodeObject::trace(visitor); |
| 156 visitor->trace(m_mapElement); | |
| 157 AXMockObject::trace(visitor); | |
| 158 } | 151 } |
| 159 | 152 |
| 160 } // namespace blink | 153 } // namespace blink |
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