svx/source/sdr/overlay/overlayobjectcell.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   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
  21 #include <basegfx/numeric/ftools.hxx>
  22 #include <vcl/outdev.hxx>
  23 #include <vcl/hatch.hxx>
  24 #include <svx/sdr/overlay/overlayobjectcell.hxx>
  25 #include <basegfx/polygon/b2dpolygontools.hxx>
  26 #include <basegfx/polygon/b2dpolygon.hxx>
  27 #include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
  28 #include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx>
  29 #include <drawinglayer/primitive2d/invertprimitive2d.hxx>
  30
  31 using namespace ::basegfx;
  32
  33 namespace sdr
  34 {
  35     namespace overlay
  36     {
  37         OverlayObjectCell::OverlayObjectCell( const Color& rColor, const RangeVector& rRects )
  38         :   OverlayObject( rColor ),
  39             maRectangles( rRects )
  40         {
  41             // no AA for selection overlays
  42             allowAntiAliase(false);
  43         }
  44
  45         OverlayObjectCell::~OverlayObjectCell()
  46         {
  47         }
  48
  49         drawinglayer::primitive2d::Primitive2DContainer OverlayObjectCell::createOverlayObjectPrimitive2DSequence()
  50         {
  51             drawinglayer::primitive2d::Primitive2DContainer aRetval;
  52             const sal_uInt32 nCount(maRectangles.size());
  53
  54             if(nCount)
  55             {
  56                 const basegfx::BColor aRGBColor(getBaseColor().getBColor());
  57                 aRetval.resize(nCount);
  58
  59                 // create primitives for all ranges
  60                 for(sal_uInt32 a(0); a < nCount; a++)
  61                 {
  62                     const basegfx::B2DRange& rRange(maRectangles[a]);
  63                     const basegfx::B2DPolygon aPolygon(basegfx::utils::createPolygonFromRect(rRange));
  64
  65                     aRetval[a] = drawinglayer::primitive2d::Primitive2DReference(
  66                         new drawinglayer::primitive2d::PolyPolygonColorPrimitive2D(
  67                             basegfx::B2DPolyPolygon(aPolygon),
  68                             aRGBColor));
  69                 }
  70
  71
  72                 // embed in 50% transparent paint
  73                 const drawinglayer::primitive2d::Primitive2DReference aUnifiedTransparence(
  74                     new drawinglayer::primitive2d::UnifiedTransparencePrimitive2D(
  75                         aRetval,
  76                         0.5));
  77
  78                 aRetval = drawinglayer::primitive2d::Primitive2DContainer { aUnifiedTransparence };
  79             }
  80
  81             return aRetval;
  82         }
  83     } // end of namespace overlay
  84 } // end of namespace sdr
  85
  86 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */