glowprimitive2d.hxx

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#pragma once
 
#include <drawinglayer/drawinglayerdllapi.h>
 
#include <drawinglayer/primitive2d/BufferedDecompositionGroupPrimitive2D.hxx>
#include <tools/color.hxx>
 
namespace drawinglayer::primitive2d
{
class DRAWINGLAYER_DLLPUBLIC GlowPrimitive2D final : public BufferedDecompositionGroupPrimitive2D
{
private:
    Color maGlowColor;
 
    double mfGlowRadius;
 
    double mfLastDiscreteGlowRadius;
    basegfx::B2DRange maLastClippedRange;
 
    bool prepareValuesAndcheckValidity(basegfx::B2DRange& rRange, basegfx::B2DRange& rClippedRange,
                                       basegfx::B2DVector& rDiscreteSize,
                                       double& rfDiscreteGlowRadius,
                                       const geometry::ViewInformation2D& rViewInformation) const;
 
protected:
    virtual void
    create2DDecomposition(Primitive2DContainer& rContainer,
                          const geometry::ViewInformation2D& rViewInformation) const override;
 
public:
    GlowPrimitive2D(const Color& rGlowColor, double fRadius, Primitive2DContainer&& rChildren);
 
    const Color& getGlowColor() const { return maGlowColor; }
    double getGlowRadius() const { return mfGlowRadius; }
 
    virtual bool operator==(const BasePrimitive2D& rPrimitive) const override;
 
    virtual basegfx::B2DRange
    getB2DRange(const geometry::ViewInformation2D& rViewInformation) const override;
 
    virtual void
    get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor,
                       const geometry::ViewInformation2D& rViewInformation) const override;
 
    virtual sal_uInt32 getPrimitive2DID() const override;
};
} // end of namespace drawinglayer::primitive2d
 
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