| /* |
| * Copyright (C) 2000 Lars Knoll (knoll@kde.org) |
| * (C) 2000 Antti Koivisto (koivisto@kde.org) |
| * (C) 2000 Dirk Mueller (mueller@kde.org) |
| * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. |
| * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com) |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #ifndef Animation_h |
| #define Animation_h |
| |
| #include "PlatformExportMacros.h" |
| |
| #if ENABLE(CSS_ANIMATIONS_LEVEL_2) |
| #include "AnimationTrigger.h" |
| #endif |
| #include "CSSPropertyNames.h" |
| #include "RenderStyleConstants.h" |
| #include "TimingFunction.h" |
| #include <wtf/PassRefPtr.h> |
| #include <wtf/RefCounted.h> |
| #include <wtf/text/WTFString.h> |
| |
| namespace WebCore { |
| |
| class Animation : public RefCounted<Animation> { |
| public: |
| WEBCORE_EXPORT ~Animation(); |
| |
| static Ref<Animation> create() { return adoptRef(*new Animation); } |
| static Ref<Animation> create(const Animation& other) { return adoptRef(*new Animation(other)); } |
| |
| bool isDelaySet() const { return m_delaySet; } |
| bool isDirectionSet() const { return m_directionSet; } |
| bool isDurationSet() const { return m_durationSet; } |
| bool isFillModeSet() const { return m_fillModeSet; } |
| bool isIterationCountSet() const { return m_iterationCountSet; } |
| bool isNameSet() const { return m_nameSet; } |
| bool isPlayStateSet() const { return m_playStateSet; } |
| bool isPropertySet() const { return m_propertySet; } |
| bool isTimingFunctionSet() const { return m_timingFunctionSet; } |
| #if ENABLE(CSS_ANIMATIONS_LEVEL_2) |
| bool isTriggerSet() const { return m_triggerSet; } |
| #endif |
| |
| // Flags this to be the special "none" animation (animation-name: none) |
| bool isNoneAnimation() const { return m_isNone; } |
| // We can make placeholder Animation objects to keep the comma-separated lists |
| // of properties in sync. isValidAnimation means this is not a placeholder. |
| bool isValidAnimation() const { return !m_isNone && !m_name.isEmpty(); } |
| |
| bool isEmpty() const |
| { |
| return (!m_directionSet && !m_durationSet && !m_fillModeSet |
| && !m_nameSet && !m_playStateSet && !m_iterationCountSet |
| && !m_delaySet && !m_timingFunctionSet && !m_propertySet |
| #if ENABLE(CSS_ANIMATIONS_LEVEL_2) |
| && !m_triggerSet); |
| #else |
| ); |
| #endif |
| } |
| |
| bool isEmptyOrZeroDuration() const |
| { |
| return isEmpty() || (m_duration == 0 && m_delay <= 0); |
| } |
| |
| void clearDelay() { m_delaySet = false; } |
| void clearDirection() { m_directionSet = false; } |
| void clearDuration() { m_durationSet = false; } |
| void clearFillMode() { m_fillModeSet = false; } |
| void clearIterationCount() { m_iterationCountSet = false; } |
| void clearName() { m_nameSet = false; } |
| void clearPlayState() { m_playStateSet = AnimPlayStatePlaying; } |
| void clearProperty() { m_propertySet = false; } |
| void clearTimingFunction() { m_timingFunctionSet = false; } |
| #if ENABLE(CSS_ANIMATIONS_LEVEL_2) |
| void clearTrigger() { m_triggerSet = false; } |
| #endif |
| |
| void clearAll() |
| { |
| clearDelay(); |
| clearDirection(); |
| clearDuration(); |
| clearFillMode(); |
| clearIterationCount(); |
| clearName(); |
| clearPlayState(); |
| clearProperty(); |
| clearTimingFunction(); |
| #if ENABLE(CSS_ANIMATIONS_LEVEL_2) |
| clearTrigger(); |
| #endif |
| } |
| |
| double delay() const { return m_delay; } |
| |
| enum AnimationMode { |
| AnimateAll, |
| AnimateNone, |
| AnimateSingleProperty |
| }; |
| |
| enum AnimationDirection { |
| AnimationDirectionNormal, |
| AnimationDirectionAlternate, |
| AnimationDirectionReverse, |
| AnimationDirectionAlternateReverse |
| }; |
| AnimationDirection direction() const { return static_cast<AnimationDirection>(m_direction); } |
| bool directionIsForwards() const { return m_direction == AnimationDirectionNormal || m_direction == AnimationDirectionAlternate; } |
| |
| unsigned fillMode() const { return m_fillMode; } |
| |
| double duration() const { return m_duration; } |
| |
| enum { IterationCountInfinite = -1 }; |
| double iterationCount() const { return m_iterationCount; } |
| const String& name() const { return m_name; } |
| EAnimPlayState playState() const { return static_cast<EAnimPlayState>(m_playState); } |
| CSSPropertyID property() const { return m_property; } |
| PassRefPtr<TimingFunction> timingFunction() const { return m_timingFunction; } |
| AnimationMode animationMode() const { return m_mode; } |
| #if ENABLE(CSS_ANIMATIONS_LEVEL_2) |
| PassRefPtr<AnimationTrigger> trigger() const { return m_trigger; } |
| #endif |
| |
| void setDelay(double c) { m_delay = c; m_delaySet = true; } |
| void setDirection(AnimationDirection d) { m_direction = d; m_directionSet = true; } |
| void setDuration(double d) { ASSERT(d >= 0); m_duration = d; m_durationSet = true; } |
| void setFillMode(unsigned f) { m_fillMode = f; m_fillModeSet = true; } |
| void setIterationCount(double c) { m_iterationCount = c; m_iterationCountSet = true; } |
| void setName(const String& n) { m_name = n; m_nameSet = true; } |
| void setPlayState(EAnimPlayState d) { m_playState = d; m_playStateSet = true; } |
| void setProperty(CSSPropertyID t) { m_property = t; m_propertySet = true; } |
| void setTimingFunction(PassRefPtr<TimingFunction> f) { m_timingFunction = f; m_timingFunctionSet = true; } |
| void setAnimationMode(AnimationMode mode) { m_mode = mode; } |
| #if ENABLE(CSS_ANIMATIONS_LEVEL_2) |
| void setTrigger(PassRefPtr<AnimationTrigger> t) { m_trigger = t; m_triggerSet = true; } |
| #endif |
| |
| void setIsNoneAnimation(bool n) { m_isNone = n; } |
| |
| Animation& operator=(const Animation& o); |
| |
| // return true if all members of this class match (excluding m_next) |
| bool animationsMatch(const Animation&, bool matchPlayStates = true) const; |
| |
| // return true every Animation in the chain (defined by m_next) match |
| bool operator==(const Animation& o) const { return animationsMatch(o); } |
| bool operator!=(const Animation& o) const { return !(*this == o); } |
| |
| bool fillsBackwards() const { return m_fillModeSet && (m_fillMode == AnimationFillModeBackwards || m_fillMode == AnimationFillModeBoth); } |
| bool fillsForwards() const { return m_fillModeSet && (m_fillMode == AnimationFillModeForwards || m_fillMode == AnimationFillModeBoth); } |
| |
| private: |
| WEBCORE_EXPORT Animation(); |
| Animation(const Animation& o); |
| |
| String m_name; |
| CSSPropertyID m_property; |
| AnimationMode m_mode; |
| double m_iterationCount; |
| double m_delay; |
| double m_duration; |
| RefPtr<TimingFunction> m_timingFunction; |
| #if ENABLE(CSS_ANIMATIONS_LEVEL_2) |
| RefPtr<AnimationTrigger> m_trigger; |
| #endif |
| unsigned m_direction : 2; // AnimationDirection |
| unsigned m_fillMode : 2; |
| |
| |
| unsigned m_playState : 2; |
| |
| bool m_delaySet : 1; |
| bool m_directionSet : 1; |
| bool m_durationSet : 1; |
| bool m_fillModeSet : 1; |
| bool m_iterationCountSet : 1; |
| bool m_nameSet : 1; |
| bool m_playStateSet : 1; |
| bool m_propertySet : 1; |
| bool m_timingFunctionSet : 1; |
| #if ENABLE(CSS_ANIMATIONS_LEVEL_2) |
| bool m_triggerSet : 1; |
| #endif |
| |
| bool m_isNone : 1; |
| |
| public: |
| static double initialDelay() { return 0; } |
| static AnimationDirection initialDirection() { return AnimationDirectionNormal; } |
| static double initialDuration() { return 0; } |
| static unsigned initialFillMode() { return AnimationFillModeNone; } |
| static double initialIterationCount() { return 1.0; } |
| static const String& initialName(); |
| static EAnimPlayState initialPlayState() { return AnimPlayStatePlaying; } |
| static CSSPropertyID initialProperty() { return CSSPropertyInvalid; } |
| static const PassRefPtr<TimingFunction> initialTimingFunction() { return CubicBezierTimingFunction::create(); } |
| #if ENABLE(CSS_ANIMATIONS_LEVEL_2) |
| static const PassRefPtr<AnimationTrigger> initialTrigger() { return AutoAnimationTrigger::create(); } |
| #endif |
| }; |
| |
| } // namespace WebCore |
| |
| #endif // Animation_h |
