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