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-//
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-// Copyright (c) 2008-2014 the Urho3D project.
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-//
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-// Permission is hereby granted, free of charge, to any person obtaining a copy
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-// of this software and associated documentation files (the "Software"), to deal
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-// in the Software without restriction, including without limitation the rights
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-// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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-// copies of the Software, and to permit persons to whom the Software is
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-// furnished to do so, subject to the following conditions:
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-//
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-// The above copyright notice and this permission notice shall be included in
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-// all copies or substantial portions of the Software.
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-//
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-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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-// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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-// THE SOFTWARE.
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-//
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-
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-#pragma once
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-
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-#include "Resource.h"
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-#include "Variant.h"
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-
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-namespace Urho3D
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-{
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-
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-class ObjectAnimation;
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-class XMLElement;
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-
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-/// Cycle mode.
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-enum CycleMode
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-{
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- /// Loop mode.
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- CM_LOOP = 0,
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- /// Clamp mode.
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- CM_CLAMP,
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- /// Pingpong Mode.
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- CM_PINGPONG,
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-};
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-
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-/// Attribute key frame
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-struct AttributeKeyFrame
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-{
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- /// Time.
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- float time_;
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- /// Value.
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- Variant value_;
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-};
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-
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-/// Attribute event frame.
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-struct AttributeEventFrame
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-{
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- /// Time.
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- float time_;
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- /// Event type.
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- StringHash eventType_;
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- /// Event data.
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- VariantMap eventData_;
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-};
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-
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-/// Base class for attribute animation.
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-class URHO3D_API AttributeAnimation : public Resource
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-{
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- OBJECT(AttributeAnimation);
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-
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-public:
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- /// Construct.
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- AttributeAnimation(Context* context);
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- /// Destruct.
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- virtual ~AttributeAnimation();
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- /// Register object factory.
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- static void RegisterObject(Context* context);
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-
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- /// Load resource. Return true if successful.
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- virtual bool Load(Deserializer& source);
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- /// Save resource. Return true if successful.
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- virtual bool Save(Serializer& dest) const;
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- /// Load from XML data. Return true if successful.
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- bool LoadXML(const XMLElement& source);
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- /// Save as XML data. Return true if successful.
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- bool SaveXML(XMLElement& dest) const;
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-
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- /// Set object animation.
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- void SetObjectAnimation(ObjectAnimation* objectAnimation);
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- /// Set cycle mode.
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- void SetCycleMode(CycleMode cycleMode);
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- /// Set value type.
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- void SetValueType(VariantType valueType);
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- /// Set key frame.
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- bool SetKeyFrame(float time, const Variant& value);
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- /// Set event frame.
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- void SetEventFrame(float time, const StringHash& eventType, const VariantMap& eventData = VariantMap());
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-
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- /// Return object animation.
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- ObjectAnimation* GetObjectAnimation() const;
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- /// Return cycle mode.
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- CycleMode GetCycleMode() const { return cycleMode_; }
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- /// Return value type.
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- VariantType GetValueType() const { return valueType_; }
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- /// Is interpolatable.
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- bool IsInterpolatable() const { return isInterpolatable_; }
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- /// Return begin time.
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- float GetBeginTime() const { return beginTime_; }
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- /// Return end time.
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- float GetEndTime() const { return endTime_; }
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- /// Calculate scaled time.
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- float CalculateScaledTime(float currentTime) const;
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- /// Return all key frames.
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- const Vector<AttributeKeyFrame>& GetKeyFrames() const { return keyframes_; }
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- /// Return all event frames between time.
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- void GetEventFrames(float beginTime, float endTime, Vector<const AttributeEventFrame*>& eventFrames) const;
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-
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-protected:
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-
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- /// Object animation.
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- WeakPtr<ObjectAnimation> objectAnimation_;
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- /// Cycle mode.
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- CycleMode cycleMode_;
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- /// Value type.
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- VariantType valueType_;
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- /// Is interpolatable.
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- bool isInterpolatable_;
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- /// Begin time.
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- float beginTime_;
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- /// End time.
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- float endTime_;
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- /// Key frames.
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- Vector<AttributeKeyFrame> keyframes_;
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- /// Event frames.
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- Vector<AttributeEventFrame> eventFrames_;
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-};
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-
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-}
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