Line data    Source code

       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_FILLHATCHPRIMITIVE2D_HXX
      21             : #define INCLUDED_DRAWINGLAYER_PRIMITIVE2D_FILLHATCHPRIMITIVE2D_HXX
      22             : 
      23             : #include <drawinglayer/drawinglayerdllapi.h>
      24             : 
      25             : #include <drawinglayer/primitive2d/baseprimitive2d.hxx>
      26             : #include <drawinglayer/primitive2d/primitivetools2d.hxx>
      27             : #include <drawinglayer/attribute/fillhatchattribute.hxx>
      28             : #include <basegfx/color/bcolor.hxx>
      29             : 
      30             : 
      31             : // FillHatchPrimitive2D class
      32             : 
      33             : namespace drawinglayer
      34             : {
      35             :     namespace primitive2d
      36             :     {
      37             :         /** FillHatchPrimitive2D class
      38             : 
      39             :             This class defines a hatch filling for a rectangular area. The
      40             :             Range is defined by the Transformation, the hatch by the FillHatchAttribute.
      41             :             If the background is to be filled, a flag in FillHatchAttribute is set and
      42             :             the BColor defines the background color.
      43             : 
      44             :             #i120230# This primitive is now evtl. metric dependent due to the value
      45             :             MinimalDiscreteDistance in the FillHatchAttribute if the value is not zero.
      46             :             This is used for a more appealing, VCL-like visualisation by not letting the
      47             :             distances get too small between lines.
      48             : 
      49             :             The decomposition will deliver the hatch lines.
      50             :          */
      51           0 :         class DRAWINGLAYER_DLLPUBLIC FillHatchPrimitive2D : public DiscreteMetricDependentPrimitive2D
      52             :         {
      53             :         private:
      54             :             /// the geometrically visible area
      55             :             basegfx::B2DRange                       maOutputRange;
      56             : 
      57             :             /// the area the gradient definition is based on
      58             :             /// in the simplest case identical to OutputRange
      59             :             basegfx::B2DRange                       maDefinitionRange;
      60             : 
      61             :             /// the hatch definition
      62             :             attribute::FillHatchAttribute           maFillHatch;
      63             : 
      64             :             /// hatch background color (if used)
      65             :             basegfx::BColor                         maBColor;
      66             : 
      67             :         protected:
      68             :             /// local decomposition.
      69             :             virtual Primitive2DSequence create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const SAL_OVERRIDE;
      70             : 
      71             :         public:
      72             :             /// constructors. The one without definition range will use output range as definition range
      73             :             FillHatchPrimitive2D(
      74             :                 const basegfx::B2DRange& rOutputRange,
      75             :                 const basegfx::BColor& rBColor,
      76             :                 const attribute::FillHatchAttribute& rFillHatch);
      77             :             FillHatchPrimitive2D(
      78             :                 const basegfx::B2DRange& rOutputRange,
      79             :                 const basegfx::B2DRange& rDefinitionRange,
      80             :                 const basegfx::BColor& rBColor,
      81             :                 const attribute::FillHatchAttribute& rFillHatch);
      82             : 
      83             :             /// data read access
      84           0 :             const basegfx::B2DRange& getOutputRange() const { return maOutputRange; }
      85           0 :             const basegfx::B2DRange& getDefinitionRange() const { return maDefinitionRange; }
      86           0 :             const attribute::FillHatchAttribute& getFillHatch() const { return maFillHatch; }
      87           0 :             const basegfx::BColor& getBColor() const { return maBColor; }
      88             : 
      89             :             /// compare operator
      90             :             virtual bool operator==(const BasePrimitive2D& rPrimitive) const SAL_OVERRIDE;
      91             : 
      92             :             /// get range
      93             :             virtual basegfx::B2DRange getB2DRange(const geometry::ViewInformation2D& rViewInformation) const SAL_OVERRIDE;
      94             : 
      95             :             /// get local decomposition. Overloaded since this decomposition is view-dependent
      96             :             virtual Primitive2DSequence get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const SAL_OVERRIDE;
      97             : 
      98             :             /// provide unique ID
      99             :             DeclPrimitive2DIDBlock()
     100             :         };
     101             :     } // end of namespace primitive2d
     102             : } // end of namespace drawinglayer
     103             : 
     104             : 
     105             : 
     106             : #endif //INCLUDED_DRAWINGLAYER_PRIMITIVE2D_FILLHATCHPRIMITIVE2D_HXX
     107             : 
     108             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */