drawinglayer/source/primitive2d/PolyPolygonGradientPrimitive2D.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
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  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 #include <drawinglayer/primitive2d/PolyPolygonGradientPrimitive2D.hxx>
  21
  22 #include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
  23 #include <drawinglayer/primitive2d/fillgradientprimitive2d.hxx>
  24 #include <drawinglayer/primitive2d/maskprimitive2d.hxx>
  25 #include <drawinglayer/primitive2d/transparenceprimitive2d.hxx>
  26 #include <basegfx/polygon/b2dpolypolygontools.hxx>
  27 #include <rtl/ref.hxx>
  28 #include <utility>
  29
  30 using namespace com::sun::star;
  31
  32 namespace drawinglayer::primitive2d
  33 {
  34 Primitive2DReference PolyPolygonGradientPrimitive2D::create2DDecomposition(
  35     const geometry::ViewInformation2D& /*rViewInformation*/) const
  36 {
  37     if (!getFillGradient().isDefault())
  38     {
  39         // create SubSequence with FillGradientPrimitive2D
  40         const basegfx::B2DRange aPolyPolygonRange(getB2DPolyPolygon().getB2DRange());
  41         rtl::Reference<FillGradientPrimitive2D> pNewGradient = new FillGradientPrimitive2D(
  42             aPolyPolygonRange, getDefinitionRange(), getFillGradient(),
  43             hasAlphaGradient() ? &getAlphaGradient() : nullptr, getTransparency());
  44         Primitive2DContainer aSubSequence{ pNewGradient };
  45
  46         // create mask primitive
  47         return new MaskPrimitive2D(getB2DPolyPolygon(), std::move(aSubSequence));
  48     }
  49     return nullptr;
  50 }
  51
  52 PolyPolygonGradientPrimitive2D::PolyPolygonGradientPrimitive2D(
  53     const basegfx::B2DPolyPolygon& rPolyPolygon,
  54     const attribute::FillGradientAttribute& rFillGradient)
  55     : maPolyPolygon(rPolyPolygon)
  56     , maDefinitionRange(rPolyPolygon.getB2DRange())
  57     , maFillGradient(rFillGradient)
  58     , maAlphaGradient()
  59     , mfTransparency(0.0)
  60 {
  61 }
  62
  63 PolyPolygonGradientPrimitive2D::PolyPolygonGradientPrimitive2D(
  64     basegfx::B2DPolyPolygon aPolyPolygon, const basegfx::B2DRange& rDefinitionRange,
  65     const attribute::FillGradientAttribute& rFillGradient,
  66     const attribute::FillGradientAttribute* pAlphaGradient, double fTransparency)
  67     : maPolyPolygon(std::move(aPolyPolygon))
  68     , maDefinitionRange(rDefinitionRange)
  69     , maFillGradient(rFillGradient)
  70     , maAlphaGradient()
  71     , mfTransparency(fTransparency)
  72 {
  73     // copy alpha gradient if we got one
  74     if (nullptr != pAlphaGradient)
  75         maAlphaGradient = *pAlphaGradient;
  76 }
  77
  78 bool PolyPolygonGradientPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
  79 {
  80     if (!(BufferedDecompositionPrimitive2D::operator==(rPrimitive)))
  81         return false;
  82
  83     const PolyPolygonGradientPrimitive2D& rCompare(
  84         static_cast<const PolyPolygonGradientPrimitive2D&>(rPrimitive));
  85
  86     if (getB2DPolyPolygon() != rCompare.getB2DPolyPolygon())
  87         return false;
  88
  89     if (getDefinitionRange() != rCompare.getDefinitionRange())
  90         return false;
  91
  92     if (getFillGradient() != rCompare.getFillGradient())
  93         return false;
  94
  95     if (maAlphaGradient != rCompare.maAlphaGradient)
  96         return false;
  97
  98     if (!basegfx::fTools::equal(getTransparency(), rCompare.getTransparency()))
  99         return false;
 100
 101     return true;
 102 }
 103
 104 // provide unique ID
 105 sal_uInt32 PolyPolygonGradientPrimitive2D::getPrimitive2DID() const
 106 {
 107     return PRIMITIVE2D_ID_POLYPOLYGONGRADIENTPRIMITIVE2D;
 108 }
 109 } // end drawinglayer::primitive2d namespace
 110
 111 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */