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Current view: top level - include/drawinglayer/primitive2d - helplineprimitive2d.hxx (source / functions) Hit Total Coverage
Test: commit c8344322a7af75b84dd3ca8f78b05543a976dfd5 Lines: 0 7 0.0 %
Date: 2015-06-13 12:38:46 Functions: 0 8 0.0 %
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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_HELPLINEPRIMITIVE2D_HXX
      21             : #define INCLUDED_DRAWINGLAYER_PRIMITIVE2D_HELPLINEPRIMITIVE2D_HXX
      22             : 
      23             : #include <drawinglayer/drawinglayerdllapi.h>
      24             : 
      25             : #include <drawinglayer/primitive2d/baseprimitive2d.hxx>
      26             : #include <basegfx/color/bcolor.hxx>
      27             : #include <basegfx/matrix/b2dhommatrix.hxx>
      28             : 
      29             : 
      30             : // HelplinePrimitive2D class
      31             : 
      32             : namespace drawinglayer
      33             : {
      34             :     namespace primitive2d
      35             :     {
      36             :         /** HelplineStyle2D definition
      37             : 
      38             :             The available styles of Helplines
      39             :         */
      40             :         enum HelplineStyle2D
      41             :         {
      42             :             HELPLINESTYLE2D_POINT,
      43             :             HELPLINESTYLE2D_LINE
      44             :         };
      45             : 
      46             :         /** HelplinePrimitive2D class
      47             : 
      48             :             This primitive provides a view-dependent helpline definition. The Helpline
      49             :             is defined by a line equation (Point and vector) and a style. When the style
      50             :             is a line, dependent from Viewport the visible part of that Helpline is
      51             :             constructed. For Point, a cross is constructed. This primitive is highly
      52             :             view-dependent.
      53             : 
      54             :             The visualisation uses the two given colors to create a dashed line with
      55             :             the given dash length.
      56             :          */
      57           0 :         class DRAWINGLAYER_DLLPUBLIC HelplinePrimitive2D : public BufferedDecompositionPrimitive2D
      58             :         {
      59             :         private:
      60             :             /// Helpline geometry definition
      61             :             basegfx::B2DPoint                               maPosition;
      62             :             basegfx::B2DVector                              maDirection;
      63             :             HelplineStyle2D                                 meStyle;
      64             : 
      65             :             /// Helpline style definition
      66             :             basegfx::BColor                                 maRGBColA;
      67             :             basegfx::BColor                                 maRGBColB;
      68             :             double                                          mfDiscreteDashLength;
      69             : 
      70             :             /** the last used object to view transformtion and the last Viewport,
      71             :                 used from getDecomposition for decide buffering
      72             :              */
      73             :             basegfx::B2DHomMatrix                           maLastObjectToViewTransformation;
      74             :             basegfx::B2DRange                               maLastViewport;
      75             : 
      76             :         protected:
      77             :             /// create local decomposition
      78             :             virtual Primitive2DSequence create2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const SAL_OVERRIDE;
      79             : 
      80             :         public:
      81             :             /// constructor
      82             :             HelplinePrimitive2D(
      83             :                 const basegfx::B2DPoint& rPosition,
      84             :                 const basegfx::B2DVector& rDirection,
      85             :                 HelplineStyle2D eStyle,
      86             :                 const basegfx::BColor& rRGBColA,
      87             :                 const basegfx::BColor& aRGBColB,
      88             :                 double fDiscreteDashLength);
      89             : 
      90             :             /// data read access
      91           0 :             const basegfx::B2DPoint& getPosition() const { return maPosition; }
      92           0 :             const basegfx::B2DVector& getDirection() const { return maDirection; }
      93           0 :             HelplineStyle2D getStyle() const { return meStyle; }
      94           0 :             const basegfx::BColor& getRGBColA() const { return maRGBColA; }
      95           0 :             const basegfx::BColor& getRGBColB() const { return maRGBColB; }
      96           0 :             double getDiscreteDashLength() const { return mfDiscreteDashLength; }
      97             : 
      98             :             /// compare operator
      99             :             virtual bool operator==(const BasePrimitive2D& rPrimitive) const SAL_OVERRIDE;
     100             : 
     101             :             /// provide unique ID
     102             :             DeclPrimitive2DIDBlock()
     103             : 
     104             :             /// Override standard getDecomposition to be view-dependent here
     105             :             virtual Primitive2DSequence get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const SAL_OVERRIDE;
     106             :         };
     107             :     } // end of namespace primitive2d
     108             : } // end of namespace drawinglayer
     109             : 
     110             : 
     111             : 
     112             : #endif //INCLUDED_DRAWINGLAYER_PRIMITIVE2D_HELPLINEPRIMITIVE2D_HXX
     113             : 
     114             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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