60 lines
2.3 KiB
C
60 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_STRINGANIMATIONBASE_H__
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#define __GUI_STRINGANIMATIONBASE_H__
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#include <NsCore/Noesis.h>
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#include <NsCore/ReflectionDeclare.h>
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#include <NsGui/AnimationTimeline.h>
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#include <NsGui/AnimationApi.h>
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namespace Noesis
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{
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Abstract class that, when implemented, animates a *String* value.
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///
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/// Derive from a StringAnimationBase class and implement the *GetCurrentValueCore* method. The
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/// *GetCurrentValueCore* method returns the current value of the animation. It takes three
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/// parameters: a suggested starting value, a suggested ending value, and an AnimationClock, which
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/// you use to determine the progress of the animation.
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///
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/// Because StringAnimationBase class inherit from the Freezable class, you must also override
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/// *CreateInstanceCore* core to return a new instance of your class.
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///
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/// http://msdn.microsoft.com/en-us/library/system.windows.media.animation.stringanimationbase.aspx
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////////////////////////////////////////////////////////////////////////////////////////////////////
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class NS_GUI_ANIMATION_API StringAnimationBase: public AnimationTimeline
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{
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public:
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/// Gets the current value of the animation
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String GetCurrentValue(const String& defaultOrigin, const String& defaultDestination,
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AnimationClock* clock);
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protected:
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/// Calculates a value that represents the current value of the property being animated,
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/// as determined by the host animation
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virtual String GetCurrentValueCore(const String& defaultOrigin,
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const String& defaultDestination, AnimationClock* clock) = 0;
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private:
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/// From AnimationTimeline
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//@{
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const Type* GetTargetPropertyType() const final override;
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Ptr<BaseComponent> GetCurrentValue(BaseComponent* defaultOrigin,
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BaseComponent* defaultDestination, AnimationClock* clock) final override;
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//@}
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NS_DECLARE_REFLECTION(StringAnimationBase, AnimationTimeline)
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};
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}
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#endif
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