EmptyImage.h

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#pragma once
 
#include "Animations.h"
 
namespace Gorgon { namespace Graphics {
    
    class EmptyImage : 
        public virtual RectangularAnimation, public virtual RectangularAnimationProvider
    {
    public:
 
        virtual ~EmptyImage() { }
        
        virtual EmptyImage &MoveOutProvider() override {
            return *new EmptyImage;
        }
 
        void DeleteAnimation() const override { }
        
        virtual void SetController(Gorgon::Animation::ControllerBase &) override { }
 
        virtual bool Progress(unsigned &leftover) override {
            return true;
        }
        
        int GetDuration() const override {
            return 0;
        }
 
        virtual EmptyImage &CreateAnimation(Gorgon::Animation::ControllerBase &timer) const override {
            return Instance();
        }
 
 
        virtual EmptyImage &CreateAnimation(bool create=true) const override {
            return Instance();
        }
 
        Geometry::Size GetSize() const override {
            return {0, 0};
        }
 
        static EmptyImage &Instance() { static EmptyImage me; return me; }
 
    protected:
        virtual void drawin(TextureTarget &target, const SizeController &controller, const Geometry::Rectanglef &r, RGBAf color) const override final {
        }
 
 
        virtual Geometry::Size calculatesize(const Geometry::Size &area) const override final {
            return{0,0};
        }
 
 
        virtual Geometry::Size calculatesize(const SizeController &controller, const Geometry::Size &s) const override final {
            return {0,0};
        }
 
 
        virtual void draw(TextureTarget &target, const Geometry::Pointf &p1, const Geometry::Pointf &p2, const Geometry::Pointf &p3, const Geometry::Pointf &p4, const Geometry::Pointf &tex1, const Geometry::Pointf &tex2, const Geometry::Pointf &tex3, const Geometry::Pointf &tex4, RGBAf color) const override final {
        }
 
 
        virtual void draw(TextureTarget &target, const Geometry::Pointf &p1, const Geometry::Pointf &p2, const Geometry::Pointf &p3, const Geometry::Pointf &p4, RGBAf color) const override final {
        }
 
 
        virtual Geometry::Size getsize() const override final {
            return {0, 0};
        }
    };
 
}}