xref: /aoo41x/main/drawinglayer/inc/drawinglayer/primitive2d/discretebitmapprimitive2d.hxx (revision 4f506f19)

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#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_DISCRETEBITMAPPRIMITIVE2D_HXX
#define INCLUDED_DRAWINGLAYER_PRIMITIVE2D_DISCRETEBITMAPPRIMITIVE2D_HXX

#include <drawinglayer/drawinglayerdllapi.h>
#include <drawinglayer/primitive2d/primitivetools2d.hxx>
#include <vcl/bitmapex.hxx>

//////////////////////////////////////////////////////////////////////////////
// DiscreteBitmapPrimitive2D class

namespace drawinglayer
{
	namespace primitive2d
	{
        /** DiscreteBitmapPrimitive2D class

            This class defines a view-dependent BitmapPrimitive which has a
			logic position for the top-left position and is always to be
			painted in 1:1 pixel resolution. It will never be sheared, rotated
			or scaled with the view.
         */
		class DRAWINGLAYER_DLLPUBLIC DiscreteBitmapPrimitive2D : public ObjectAndViewTransformationDependentPrimitive2D
		{
		private:
            /// the RGBA Bitmap-data
			BitmapEx									maBitmapEx;

            /** the top-left object position */
			basegfx::B2DPoint							maTopLeft;

		protected:
			/// local decomposition.
			virtual Primitive2DSequence create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const;

		public:
            /// constructor
			DiscreteBitmapPrimitive2D(
				const BitmapEx& rBitmapEx,
				const basegfx::B2DPoint& rTopLeft);

			/// data read access
			const BitmapEx& getBitmapEx() const { return maBitmapEx; }
			const basegfx::B2DPoint& getTopLeft() const { return maTopLeft; }

			/// compare operator
			virtual bool operator==(const BasePrimitive2D& rPrimitive) const;

			/// provide unique ID
			DeclPrimitrive2DIDBlock()
		};
	} // end of namespace primitive2d
} // end of namespace drawinglayer

//////////////////////////////////////////////////////////////////////////////

#endif // INCLUDED_DRAWINGLAYER_PRIMITIVE2D_DISCRETEBITMAPPRIMITIVE2D_HXX

//////////////////////////////////////////////////////////////////////////////
// eof