AOO410/main/drawinglayer/inc/drawinglayer/primitive2d/discretebitmapprimitive2d.hxx

/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



#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