webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 79 insertions, 0 deletions

diff --git a/Source/WebCore/page/IntersectionObserverEntry.h b/Source/WebCore/page/IntersectionObserverEntry.h
new file mode 100644
index 000000000..638d4b814
--- /dev/null
+++ b/Source/WebCore/page/IntersectionObserverEntry.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2016 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. 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 INC. 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.
+ */
+
+#pragma once
+
+#if ENABLE(INTERSECTION_OBSERVER)
+
+#include "DOMRectReadOnly.h"
+#include "Element.h"
+#include <wtf/RefCounted.h>
+#include <wtf/Vector.h>
+#include <wtf/text/WTFString.h>
+
+namespace WebCore {
+
+class Element;
+
+class IntersectionObserverEntry : public RefCounted<IntersectionObserverEntry> {
+    WTF_MAKE_FAST_ALLOCATED;
+public:
+
+    struct Init {
+        double time;
+        DOMRectInit rootBounds;
+        DOMRectInit boundingClientRect;
+        DOMRectInit intersectionRect;
+        RefPtr<Element> target;
+    };
+
+    static Ref<IntersectionObserverEntry> create(const Init& init)
+    {
+        return WTF::adoptRef(*new IntersectionObserverEntry(init));
+    }
+    
+    double time() const { return m_time; }
+    RefPtr<DOMRectReadOnly> rootBounds() const { return m_rootBounds; }
+    RefPtr<DOMRectReadOnly> boundingClientRect() const { return m_boundingClientRect; }
+    RefPtr<DOMRectReadOnly> intersectionRect() const { return m_intersectionRect; }
+    RefPtr<Element> target() const { return m_target; }
+
+    double intersectionRatio() const { return m_intersectionRatio; }
+
+private:
+    IntersectionObserverEntry(const Init&);
+
+    double m_time { 0 };
+    RefPtr<DOMRectReadOnly> m_rootBounds;
+    RefPtr<DOMRectReadOnly> m_boundingClientRect;
+    RefPtr<DOMRectReadOnly> m_intersectionRect;
+    double m_intersectionRatio { 0 };
+    RefPtr<Element> m_target;
+};
+
+
+} // namespace WebCore
+
+#endif // ENABLE(INTERSECTION_OBSERVER)