webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 83 insertions, 0 deletions

diff --git a/Source/WebCore/animation/WebAnimation.cpp b/Source/WebCore/animation/WebAnimation.cpp
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+/*
+ * Copyright (C) Canon Inc. 2016
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted, provided that the following conditions
+ * are required to be 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 Canon Inc. 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 CANON 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 CANON INC. AND 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 "config.h"
+#include "WebAnimation.h"
+
+#if ENABLE(WEB_ANIMATIONS)
+
+#include "AnimationEffect.h"
+#include "DocumentTimeline.h"
+#include <wtf/Ref.h>
+
+namespace WebCore {
+
+RefPtr<WebAnimation> WebAnimation::create(AnimationEffect* effect, AnimationTimeline* timeline)
+{
+    if (!effect) {
+        // FIXME: Support creating animations with null effect.
+        return nullptr;
+    }
+
+    if (!timeline) {
+        // FIXME: Support creating animations without a timeline.
+        return nullptr;
+    }
+
+    if (!timeline->isDocumentTimeline()) {
+        // FIXME: Currently only support DocumentTimeline.
+        return nullptr;
+    }
+
+    return adoptRef(new WebAnimation(effect, timeline));
+}
+
+WebAnimation::WebAnimation(AnimationEffect* effect, AnimationTimeline* timeline)
+    : m_effect(effect)
+    , m_timeline(timeline)
+    , m_weakPtrFactory(this)
+{
+    if (m_effect)
+        m_effect->setAnimation(this);
+
+    if (m_timeline)
+        m_timeline->attachAnimation(*this);
+}
+
+WebAnimation::~WebAnimation()
+{
+    if (m_effect)
+        m_effect->setAnimation(nullptr);
+
+    if (m_timeline)
+        m_timeline->detachAnimation(*this);
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(WEB_ANIMATIONS)