83 lines
2.3 KiB
C
83 lines
2.3 KiB
C
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////////////////////////////////////////////////////////////////////////////////////////////////////
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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_KEYSPLINE_H__
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#define __GUI_KEYSPLINE_H__
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#include <NsCore/Noesis.h>
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#include <NsCore/ReflectionDeclare.h>
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#include <NsGui/Freezable.h>
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#include <NsGui/AnimationApi.h>
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#include <NsDrawing/Point.h>
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namespace Noesis
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{
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NS_WARNING_PUSH
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NS_MSVC_WARNING_DISABLE(4251 4275)
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// This class is used by a spline key frame to define animation progress.
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///
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/// http://msdn.microsoft.com/en-us/library/system.windows.media.animation.keyspline.aspx
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////////////////////////////////////////////////////////////////////////////////////////////////////
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class NS_GUI_ANIMATION_API KeySpline: public Freezable
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{
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public:
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KeySpline();
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KeySpline(const Point& controlPoint1, const Point& controlPoint2);
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KeySpline(float controlPoint1X, float controlPoint1Y, float controlPoint2X,
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float controlPoint2Y);
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/// Gets or sets the first control point used to define a Bezier curve that describes
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/// a KeySpline
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//@{
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const Point& GetControlPoint1() const;
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void SetControlPoint1(const Point& point);
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//@}
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/// Gets or sets the second control point used to define a Bezier curve that describes
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/// a KeySpline
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//@{
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const Point& GetControlPoint2() const;
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void SetControlPoint2(const Point& point);
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//@}
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/// Calculates spline progress from a supplied linear progress
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float GetSplineProgress(float linearProgress) const;
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/// Tries to parse a KeySpline from a string
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static bool TryParse(const char* str, Ptr<KeySpline>& result);
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// Hides Freezable methods for convenience
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//@{
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Ptr<Freezable> Clone() const;
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Ptr<Freezable> CloneCurrentValue() const;
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//@}
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private:
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/// From Freezable
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//@{
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void CloneCommonCore(const Freezable* source) override;
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Ptr<Freezable> CreateInstanceCore() const override;
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//@}
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private:
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Point mControlPoint1;
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Point mControlPoint2;
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NS_DECLARE_REFLECTION(KeySpline, Freezable)
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};
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NS_WARNING_POP
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}
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#endif
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