72 lines
2.2 KiB
C++
72 lines
2.2 KiB
C++
////////////////////////////////////////////////////////////////////////////////////////////////////
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// NoesisGUI - http://www.noesisengine.com
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// Copyright (c) 2013 Noesis Technologies S.L. All Rights Reserved.
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////////////////////////////////////////////////////////////////////////////////////////////////////
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#ifndef __GUI_EASINGPOINTKEYFRAME_H__
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#define __GUI_EASINGPOINTKEYFRAME_H__
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#include <NsCore/Noesis.h>
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#include <NsCore/ReflectionDeclare.h>
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#include <NsGui/PointKeyFrame.h>
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#include <NsGui/AnimationApi.h>
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namespace Noesis
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{
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class EasingFunctionBase;
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// A class that enables you to associate easing functions with a PointAnimationUsingKeyFrames
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/// key frame animation.
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///
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/// This class is used as part of a PointKeyFrameCollection in conjunction with a
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/// PointAnimationUsingKeyFrames to animate a Point property value along a set of key frames. This
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/// PointKeyFrame interpolates between the Point value of the previous key frame and its own value
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/// linearly with an easing function to produce its output value.
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///
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/// http://msdn.microsoft.com/en-us/library/system.windows.media.animation.easingpointkeyframe.aspx
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////////////////////////////////////////////////////////////////////////////////////////////////////
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class NS_GUI_ANIMATION_API EasingPointKeyFrame final: public PointKeyFrame
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{
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public:
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/// Gets or sets the easing function applied to the key frame
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//@{
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EasingFunctionBase* GetEasingFunction() const;
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void SetEasingFunction(EasingFunctionBase* function);
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//@}
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// Hides Freezable methods for convenience
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//@{
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Ptr<EasingPointKeyFrame> Clone() const;
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Ptr<EasingPointKeyFrame> CloneCurrentValue() const;
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//@}
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public:
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/// Dependency properties
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//@{
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static const DependencyProperty* EasingFunctionProperty;
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//@}
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protected:
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/// From Freezable
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//@{
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Ptr<Freezable> CreateInstanceCore() const override;
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//@}
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/// From KeyFrame
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//@{
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Point InterpolateValueCore(const Point& baseValue, float keyFrameProgress) override;
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//@}
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NS_DECLARE_REFLECTION(EasingPointKeyFrame, PointKeyFrame)
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};
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}
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#endif
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