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       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_QUADRATICSHADOWPRIMITIVE2D_HXX
      21             : #define INCLUDED_DRAWINGLAYER_PRIMITIVE2D_QUADRATICSHADOWPRIMITIVE2D_HXX
      22             : 
      23             : #include <drawinglayer/drawinglayerdllapi.h>
      24             : 
      25             : #include <drawinglayer/primitive2d/primitivetools2d.hxx>
      26             : #include <vcl/bitmapex.hxx>
      27             : #include <basegfx/matrix/b2dhommatrix.hxx>
      28             : 
      29             : //////////////////////////////////////////////////////////////////////////////
      30             : // DiscreteShadowPrimitive2D class
      31             : 
      32             : namespace drawinglayer
      33             : {
      34             :     namespace primitive2d
      35             :     {
      36             :         /** DiscreteShadow data class
      37             : 
      38             :          */
      39           7 :         class DRAWINGLAYER_DLLPUBLIC DiscreteShadow
      40             :         {
      41             :         private:
      42             :             /// the original shadow BitmapEx in a special form
      43             :             BitmapEx                    maBitmapEx;
      44             : 
      45             :             /// buffered extracted parts of CombinedShadow for easier usage
      46             :             BitmapEx                    maTopLeft;
      47             :             BitmapEx                    maTop;
      48             :             BitmapEx                    maTopRight;
      49             :             BitmapEx                    maRight;
      50             :             BitmapEx                    maBottomRight;
      51             :             BitmapEx                    maBottom;
      52             :             BitmapEx                    maBottomLeft;
      53             :             BitmapEx                    maLeft;
      54             : 
      55             :         public:
      56             :             /// constructor
      57             :             explicit DiscreteShadow(const BitmapEx& rBitmapEx);
      58             : 
      59             :             /// data read access
      60         138 :             const BitmapEx& getBitmapEx() const { return maBitmapEx; }
      61             : 
      62             :             /// compare operator
      63           6 :             bool operator==(const DiscreteShadow& rCompare) const
      64             :             {
      65           6 :                 return getBitmapEx() == rCompare.getBitmapEx();
      66             :             }
      67             : 
      68             :             /// helper accesses which create on-demand needed segments
      69             :             const BitmapEx& getTopLeft() const;
      70             :             const BitmapEx& getTop() const;
      71             :             const BitmapEx& getTopRight() const;
      72             :             const BitmapEx& getRight() const;
      73             :             const BitmapEx& getBottomRight() const;
      74             :             const BitmapEx& getBottom() const;
      75             :             const BitmapEx& getBottomLeft() const;
      76             :             const BitmapEx& getLeft() const;
      77             :         };
      78             : 
      79             :         /** DiscreteShadowPrimitive2D class
      80             : 
      81             :          */
      82           6 :         class DRAWINGLAYER_DLLPUBLIC DiscreteShadowPrimitive2D : public DiscreteMetricDependentPrimitive2D
      83             :         {
      84             :         private:
      85             :             // the object transformation of the rectangular object
      86             :             basegfx::B2DHomMatrix       maTransform;
      87             : 
      88             :             // the bitmap shadow data
      89             :             DiscreteShadow              maDiscreteShadow;
      90             : 
      91             :         protected:
      92             :             /// create local decomposition
      93             :             virtual Primitive2DSequence create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const;
      94             : 
      95             :         public:
      96             :             /// constructor
      97             :             DiscreteShadowPrimitive2D(
      98             :                 const basegfx::B2DHomMatrix& rTransform,
      99             :                 const DiscreteShadow& rDiscreteShadow);
     100             : 
     101             :             /// data read access
     102          12 :             const basegfx::B2DHomMatrix& getTransform() const { return maTransform; }
     103          18 :             const DiscreteShadow& getDiscreteShadow() const { return maDiscreteShadow; }
     104             : 
     105             :             /// compare operator
     106             :             virtual bool operator==(const BasePrimitive2D& rPrimitive) const;
     107             : 
     108             :             /// get range
     109             :             virtual basegfx::B2DRange getB2DRange(const geometry::ViewInformation2D& rViewInformation) const;
     110             : 
     111             :             /// provide unique ID
     112             :             DeclPrimitrive2DIDBlock()
     113             :         };
     114             :     } // end of namespace primitive2d
     115             : } // end of namespace drawinglayer
     116             : 
     117             : //////////////////////////////////////////////////////////////////////////////
     118             : 
     119             : #endif // INCLUDED_DRAWINGLAYER_PRIMITIVE2D_QUADRATICSHADOWPRIMITIVE2D_HXX
     120             : 
     121             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */