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Diffstat (limited to 'chromium/third_party/WebKit/Source/core/frame/animation/ImplicitAnimation.cpp')
-rw-r--r-- | chromium/third_party/WebKit/Source/core/frame/animation/ImplicitAnimation.cpp | 283 |
1 files changed, 0 insertions, 283 deletions
diff --git a/chromium/third_party/WebKit/Source/core/frame/animation/ImplicitAnimation.cpp b/chromium/third_party/WebKit/Source/core/frame/animation/ImplicitAnimation.cpp deleted file mode 100644 index 2cf82b64b2b..00000000000 --- a/chromium/third_party/WebKit/Source/core/frame/animation/ImplicitAnimation.cpp +++ /dev/null @@ -1,283 +0,0 @@ -/* - * Copyright (C) 2007 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 "config.h" - -#include "core/events/ThreadLocalEventNames.h" -#include "core/frame/UseCounter.h" -#include "core/frame/animation/AnimationControllerPrivate.h" -#include "core/frame/animation/CSSPropertyAnimation.h" -#include "core/frame/animation/CompositeAnimation.h" -#include "core/frame/animation/ImplicitAnimation.h" -#include "core/frame/animation/KeyframeAnimation.h" -#include "core/rendering/RenderBoxModelObject.h" -#include "public/platform/Platform.h" - -namespace WebCore { - -ImplicitAnimation::ImplicitAnimation(const CSSAnimationData* transition, CSSPropertyID animatingProperty, RenderObject& renderer, CompositeAnimation* compAnim, RenderStyle* fromStyle) - : AnimationBase(transition, renderer, compAnim) - , m_transitionProperty(transition->property()) - , m_animatingProperty(animatingProperty) - , m_overridden(false) - , m_active(true) - , m_fromStyle(fromStyle) -{ - ASSERT(animatingProperty != CSSPropertyInvalid); - blink::Platform::current()->histogramSparse("WebCore.Animation.CSSProperties", UseCounter::mapCSSPropertyIdToCSSSampleIdForHistogram(m_animatingProperty)); -} - -ImplicitAnimation::~ImplicitAnimation() -{ - // // Make sure to tell the renderer that we are ending. This will make sure any accelerated animations are removed. - if (!postActive()) - endAnimation(); -} - -bool ImplicitAnimation::shouldSendEventForListener(Document::ListenerType inListenerType) const -{ - return m_object->document().hasListenerType(inListenerType); -} - -void ImplicitAnimation::animate(CompositeAnimation*, RenderObject*, const RenderStyle*, RenderStyle* targetStyle, RefPtr<RenderStyle>& animatedStyle) -{ - // If we get this far and the animation is done, it means we are cleaning up a just finished animation. - // So just return. Everything is already all cleaned up. - if (postActive()) - return; - - // Reset to start the transition if we are new - if (isNew()) - reset(targetStyle); - - // Run a cycle of animation. - // We know we will need a new render style, so make one if needed - if (!animatedStyle) - animatedStyle = RenderStyle::clone(targetStyle); - - bool needsAnim = CSSPropertyAnimation::blendProperties(this, m_animatingProperty, animatedStyle.get(), m_fromStyle.get(), m_toStyle.get(), progress(1, 0, 0)); - // FIXME: we also need to detect cases where we have to software animate for other reasons, - // such as a child using inheriting the transform. https://bugs.webkit.org/show_bug.cgi?id=23902 - if (!needsAnim) - // If we are running an accelerated animation, set a flag in the style which causes the style - // to compare as different to any other style. This ensures that changes to the property - // that is animating are correctly detected during the animation (e.g. when a transition - // gets interrupted). - animatedStyle->setIsRunningAcceleratedAnimation(); - - // Fire the start timeout if needed - fireAnimationEventsIfNeeded(); -} - -void ImplicitAnimation::getAnimatedStyle(RefPtr<RenderStyle>& animatedStyle) -{ - if (!animatedStyle) - animatedStyle = RenderStyle::clone(m_toStyle.get()); - - CSSPropertyAnimation::blendProperties(this, m_animatingProperty, animatedStyle.get(), m_fromStyle.get(), m_toStyle.get(), progress(1, 0, 0)); -} - -void ImplicitAnimation::startAnimation(double timeOffset) -{ - if (m_object && m_object->compositingState() == PaintsIntoOwnBacking) - m_isAccelerated = toRenderBoxModelObject(m_object)->startTransition(timeOffset, m_animatingProperty, m_fromStyle.get(), m_toStyle.get()); -} - -void ImplicitAnimation::pauseAnimation(double timeOffset) -{ - if (!m_object) - return; - - if (m_object && m_object->compositingState() == PaintsIntoOwnBacking && isAccelerated()) - toRenderBoxModelObject(m_object)->transitionPaused(timeOffset, m_animatingProperty); - - // Restore the original (unanimated) style - if (!paused()) - setNeedsStyleRecalc(m_object->node()); -} - -void ImplicitAnimation::endAnimation() -{ - if (m_object && m_object->compositingState() == PaintsIntoOwnBacking && isAccelerated()) - toRenderBoxModelObject(m_object)->transitionFinished(m_animatingProperty); - m_isAccelerated = false; -} - -void ImplicitAnimation::onAnimationEnd(double elapsedTime) -{ - // If we have a keyframe animation on this property, this transition is being overridden. The keyframe - // animation keeps an unanimated style in case a transition starts while the keyframe animation is - // running. But now that the transition has completed, we need to update this style with its new - // destination. If we didn't, the next time through we would think a transition had started - // (comparing the old unanimated style with the new final style of the transition). - RefPtr<KeyframeAnimation> keyframeAnim = m_compAnim->getAnimationForProperty(m_animatingProperty); - if (keyframeAnim) - keyframeAnim->setUnanimatedStyle(m_toStyle); - - sendTransitionEvent(EventTypeNames::transitionend, elapsedTime); - endAnimation(); -} - -bool ImplicitAnimation::sendTransitionEvent(const AtomicString& eventType, double elapsedTime) -{ - if (eventType == EventTypeNames::transitionend) { - Document::ListenerType listenerType = Document::TRANSITIONEND_LISTENER; - - if (shouldSendEventForListener(listenerType)) { - String propertyName = getPropertyNameString(m_animatingProperty); - - // Dispatch the event - RefPtr<Element> element = 0; - if (m_object->node() && m_object->node()->isElementNode()) - element = toElement(m_object->node()); - - if (!element) - return false; - - // Schedule event handling - m_compAnim->animationController()->addEventToDispatch(element, eventType, propertyName, elapsedTime); - - // Restore the original (unanimated) style - if (eventType == EventTypeNames::transitionend && element->renderer()) - setNeedsStyleRecalc(element.get()); - - return true; // Did dispatch an event - } - } - - return false; // Didn't dispatch an event -} - -void ImplicitAnimation::reset(RenderStyle* to) -{ - ASSERT(to); - ASSERT(m_fromStyle); - - m_toStyle = to; - - // Restart the transition - if (m_fromStyle && m_toStyle) - updateStateMachine(AnimationStateInputRestartAnimation, -1); - - // set the transform animation list - validateTransformFunctionList(); - checkForMatchingFilterFunctionLists(); -} - -void ImplicitAnimation::setOverridden(bool b) -{ - if (b == m_overridden) - return; - - m_overridden = b; - updateStateMachine(m_overridden ? AnimationStateInputPauseOverride : AnimationStateInputResumeOverride, -1); -} - -bool ImplicitAnimation::affectsProperty(CSSPropertyID property) const -{ - return (m_animatingProperty == property); -} - -bool ImplicitAnimation::isTargetPropertyEqual(CSSPropertyID prop, const RenderStyle* targetStyle) -{ - // We can get here for a transition that has not started yet. This would make m_toStyle unset and null. - // So we check that here (see <https://bugs.webkit.org/show_bug.cgi?id=26706>) - if (!m_toStyle) - return false; - return CSSPropertyAnimation::propertiesEqual(prop, m_toStyle.get(), targetStyle); -} - -void ImplicitAnimation::blendPropertyValueInStyle(CSSPropertyID prop, RenderStyle* currentStyle) -{ - // We should never add a transition with a 0 duration and delay. But if we ever did - // it would have a null toStyle. So just in case, let's check that here. (See - // <https://bugs.webkit.org/show_bug.cgi?id=24787> - if (!m_toStyle) - return; - - CSSPropertyAnimation::blendProperties(this, prop, currentStyle, m_fromStyle.get(), m_toStyle.get(), progress(1, 0, 0)); -} - -void ImplicitAnimation::validateTransformFunctionList() -{ - m_transformFunctionListValid = false; - - if (!m_fromStyle || !m_toStyle) - return; - - const TransformOperations* val = &m_fromStyle->transform(); - const TransformOperations* toVal = &m_toStyle->transform(); - - if (val->operations().isEmpty()) - val = toVal; - - if (val->operations().isEmpty()) - return; - - // An emtpy transform list matches anything. - if (val != toVal && !toVal->operations().isEmpty() && !val->operationsMatch(*toVal)) - return; - - // Transform lists match. - m_transformFunctionListValid = true; -} - -void ImplicitAnimation::checkForMatchingFilterFunctionLists() -{ - m_filterFunctionListsMatch = false; - - if (!m_fromStyle || !m_toStyle) - return; - - const FilterOperations* val = &m_fromStyle->filter(); - const FilterOperations* toVal = &m_toStyle->filter(); - - if (!val->canInterpolateWith(*toVal)) - return; - - // Filter lists match. - m_filterFunctionListsMatch = true; -} - -double ImplicitAnimation::timeToNextService() -{ - double t = AnimationBase::timeToNextService(); - if (t != 0 || preActive()) - return t; - - // A return value of 0 means we need service. But if this is an accelerated animation we - // only need service at the end of the transition. - if (CSSPropertyAnimation::animationOfPropertyIsAccelerated(m_animatingProperty) && isAccelerated()) { - bool isLooping; - getTimeToNextEvent(t, isLooping); - } - - return t; -} - -} // namespace WebCore |