Web Animations: Remove legacy animations engine.

Source/core/frame/animation/AnimationBase.h

Index: Source/core/frame/animation/AnimationBase.h
diff --git a/Source/core/frame/animation/AnimationBase.h b/Source/core/frame/animation/AnimationBase.h
deleted file mode 100644
index bba82598536545afd670abc6e510fe8498d3e77a..0000000000000000000000000000000000000000
--- a/Source/core/frame/animation/AnimationBase.h
+++ /dev/null
@@ -1,228 +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.
- */
-
-#ifndef AnimationBase_h
-#define AnimationBase_h
-
-#include "CSSPropertyNames.h"
-#include "core/animation/css/CSSAnimationData.h"
-#include "core/rendering/style/RenderStyleConstants.h"
-#include "wtf/RefCounted.h"
-
-namespace WebCore {
-
-class AnimationBase;
-class AnimationController;
-class CompositeAnimation;
-class Element;
-class Node;
-class RenderObject;
-class RenderStyle;
-class TimingFunction;
-
-class AnimationBase : public RefCounted<AnimationBase> {
-    friend class CompositeAnimation;
-    friend class CSSPropertyAnimation;
-
-public:
-    AnimationBase(const CSSAnimationData* transition, RenderObject& renderer, CompositeAnimation* compAnim);
-    virtual ~AnimationBase() { }
-
-    RenderObject* renderer() const { return m_object; }
-    void clear()
-    {
-      endAnimation();
-      m_object = 0;
-      m_compAnim = 0;
-    }
-
-    double duration() const;
-
-    // Animations and Transitions go through the states below. When entering the STARTED state
-    // the animation is started. This may or may not require deferred response from the animator.
-    // If so, we stay in this state until that response is received (and it returns the start time).
-    // Otherwise, we use the current time as the start time and go immediately to AnimationStateLooping
-    // or AnimationStateEnding.
-    enum AnimState {
-        AnimationStateNew,                  // animation just created, animation not running yet
-        AnimationStateStartWaitTimer,       // start timer running, waiting for fire
-        AnimationStateStartWaitStyleAvailable,   // waiting for style setup so we can start animations
-        AnimationStateStartWaitResponse,    // animation started, waiting for response
-        AnimationStateLooping,              // response received, animation running, loop timer running, waiting for fire
-        AnimationStateEnding,               // received, animation running, end timer running, waiting for fire
-        AnimationStatePausedWaitTimer,      // in pause mode when animation started
-        AnimationStatePausedWaitStyleAvailable, // in pause mode when waiting for style setup
-        AnimationStatePausedWaitResponse,   // animation paused when in STARTING state
-        AnimationStatePausedRun,            // animation paused when in LOOPING or ENDING state
-        AnimationStateDone,                 // end timer fired, animation finished and removed
-        AnimationStateFillingForwards       // animation has ended and is retaining its final value
-    };
-
-    enum AnimStateInput {
-        AnimationStateInputMakeNew,           // reset back to new from any state
-        AnimationStateInputStartAnimation,    // animation requests a start
-        AnimationStateInputRestartAnimation,  // force a restart from any state
-        AnimationStateInputStartTimerFired,   // start timer fired
-        AnimationStateInputStyleAvailable,    // style is setup, ready to start animating
-        AnimationStateInputStartTimeSet,      // m_startTime was set
-        AnimationStateInputLoopTimerFired,    // loop timer fired
-        AnimationStateInputEndTimerFired,     // end timer fired
-        AnimationStateInputPauseOverride,     // pause an animation due to override
-        AnimationStateInputResumeOverride,    // resume an overridden animation
-        AnimationStateInputPlayStateRunning,  // play state paused -> running
-        AnimationStateInputPlayStatePaused,   // play state running -> paused
-        AnimationStateInputEndAnimation       // force an end from any state
-    };
-
-    // Called when animation is in AnimationStateNew to start animation
-    void updateStateMachine(AnimStateInput, double param);
-
-    // Animation has actually started, at passed time
-    void onAnimationStartResponse(double startTime)
-    {
-        updateStateMachine(AnimationBase::AnimationStateInputStartTimeSet, startTime);
-    }
-
-    // Called to change to or from paused state
-    void updatePlayState(EAnimPlayState);
-    bool playStatePlaying() const;
-
-    bool waitingToStart() const { return m_animState == AnimationStateNew || m_animState == AnimationStateStartWaitTimer; }
-    bool preActive() const
-    {
-        return m_animState == AnimationStateNew || m_animState == AnimationStateStartWaitTimer || m_animState == AnimationStateStartWaitStyleAvailable || m_animState == AnimationStateStartWaitResponse;
-    }
-
-    bool postActive() const { return m_animState == AnimationStateDone; }
-    bool active() const { return !postActive() && !preActive(); }
-    bool running() const { return !isNew() && !postActive(); }
-    bool paused() const { return m_pauseTime >= 0; }
-    bool isNew() const { return m_animState == AnimationStateNew; }
-    bool waitingForStartTime() const { return m_animState == AnimationStateStartWaitResponse; }
-    bool waitingForStyleAvailable() const { return m_animState == AnimationStateStartWaitStyleAvailable; }
-
-    virtual double timeToNextService();
-
-    double progress(double scale, double offset, const TimingFunction*) const;
-
-    virtual void animate(CompositeAnimation*, RenderObject*, const RenderStyle* /*currentStyle*/, RenderStyle* /*targetStyle*/, RefPtr<RenderStyle>& /*animatedStyle*/) = 0;
-    virtual void getAnimatedStyle(RefPtr<RenderStyle>& /*animatedStyle*/) = 0;
-
-    virtual bool shouldFireEvents() const { return false; }
-
-    void fireAnimationEventsIfNeeded();
-
-    void setAnimation(const CSSAnimationData* anim) { m_animation = const_cast<CSSAnimationData*>(anim); }
-
-    // Return true if this animation is overridden. This will only be the case for
-    // ImplicitAnimations and is used to determine whether or not we should force
-    // set the start time. If an animation is overridden, it will probably not get
-    // back the AnimationStateInputStartTimeSet input.
-    virtual bool overridden() const { return false; }
-
-    // Does this animation/transition involve the given property?
-    virtual bool affectsProperty(CSSPropertyID /*property*/) const { return false; }
-
-    bool isAnimatingProperty(CSSPropertyID property, bool acceleratedOnly, bool isRunningNow) const
-    {
-        if (acceleratedOnly && !m_isAccelerated)
-            return false;
-
-        if (isRunningNow)
-            return (!waitingToStart() && !postActive()) && affectsProperty(property);
-
-        return !postActive() && affectsProperty(property);
-    }
-
-    // FIXME: rename this using the "lists match" terminology.
-    bool isTransformFunctionListValid() const { return m_transformFunctionListValid; }
-    bool filterFunctionListsMatch() const { return m_filterFunctionListsMatch; }
-
-    // Freeze the animation; used by DumpRenderTree.
-    void freezeAtTime(double t);
-
-    double beginAnimationUpdateTime() const;
-
-    double getElapsedTime() const;
-
-    void styleAvailable()
-    {
-        ASSERT(waitingForStyleAvailable());
-        updateStateMachine(AnimationBase::AnimationStateInputStyleAvailable, -1);
-    }
-
-    const CSSAnimationData* animation() const { return m_animation.get(); }
-
-protected:
-    virtual void overrideAnimations() { }
-    virtual void resumeOverriddenAnimations() { }
-
-    CompositeAnimation* compositeAnimation() { return m_compAnim; }
-
-    // These are called when the corresponding timer fires so subclasses can do any extra work
-    virtual void onAnimationStart(double /*elapsedTime*/) { }
-    virtual void onAnimationIteration(double /*elapsedTime*/) { }
-    virtual void onAnimationEnd(double /*elapsedTime*/) { }
-
-    // timeOffset is an offset from the current time when the animation should start. Negative values are OK.
-    virtual void startAnimation(double /*timeOffset*/) { }
-    // timeOffset is the time at which the animation is being paused.
-    virtual void pauseAnimation(double /*timeOffset*/) { }
-    virtual void endAnimation() { }
-
-    void goIntoEndingOrLoopingState();
-
-    bool isAccelerated() const { return m_isAccelerated; }
-
-    static void setNeedsStyleRecalc(Node*);
-
-    void getTimeToNextEvent(double& time, bool& isLooping) const;
-
-    double fractionalTime(double scale, double elapsedTime, double offset) const;
-
-    AnimState m_animState;
-
-    bool m_isAccelerated;
-    bool m_transformFunctionListValid;
-    bool m_filterFunctionListsMatch;
-    double m_startTime;
-    double m_pauseTime;
-    double m_requestedStartTime;
-
-    double m_totalDuration;
-    double m_nextIterationDuration;
-
-    RenderObject* m_object;
-
-    RefPtr<CSSAnimationData> m_animation;
-    CompositeAnimation* m_compAnim;
-};
-
-} // namespace WebCore
-
-#endif // AnimationBase_h