drawinglayer/source/primitive3d/polygonprimitive3d.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 #include <drawinglayer/primitive3d/polygonprimitive3d.hxx>
  21 #include <basegfx/polygon/b3dpolygontools.hxx>
  22 #include <basegfx/utils/canvastools.hxx>
  23 #include <basegfx/polygon/b3dpolypolygon.hxx>
  24 #include <basegfx/polygon/b3dpolypolygontools.hxx>
  25 #include <drawinglayer/primitive3d/polygontubeprimitive3d.hxx>
  26 #include <drawinglayer/primitive3d/drawinglayer_primitivetypes3d.hxx>
  27
  28
  29 using namespace com::sun::star;
  30
  31
  32 namespace drawinglayer
  33 {
  34     namespace primitive3d
  35     {
  36         PolygonHairlinePrimitive3D::PolygonHairlinePrimitive3D(
  37             const basegfx::B3DPolygon& rPolygon,
  38             const basegfx::BColor& rBColor)
  39         :   BasePrimitive3D(),
  40             maPolygon(rPolygon),
  41             maBColor(rBColor)
  42         {
  43         }
  44
  45         bool PolygonHairlinePrimitive3D::operator==(const BasePrimitive3D& rPrimitive) const
  46         {
  47             if(BasePrimitive3D::operator==(rPrimitive))
  48             {
  49                 const PolygonHairlinePrimitive3D& rCompare = static_cast<const PolygonHairlinePrimitive3D&>(rPrimitive);
  50
  51                 return (getB3DPolygon() == rCompare.getB3DPolygon()
  52                     && getBColor() == rCompare.getBColor());
  53             }
  54
  55             return false;
  56         }
  57
  58         basegfx::B3DRange PolygonHairlinePrimitive3D::getB3DRange(const geometry::ViewInformation3D& /*rViewInformation*/) const
  59         {
  60             return basegfx::utils::getRange(getB3DPolygon());
  61         }
  62
  63         // provide unique ID
  64         ImplPrimitive3DIDBlock(PolygonHairlinePrimitive3D, PRIMITIVE3D_ID_POLYGONHAIRLINEPRIMITIVE3D)
  65
  66     } // end of namespace primitive3d
  67 } // end of namespace drawinglayer
  68
  69
  70 namespace drawinglayer
  71 {
  72     namespace primitive3d
  73     {
  74         Primitive3DContainer PolygonStrokePrimitive3D::create3DDecomposition(const geometry::ViewInformation3D& /*rViewInformation*/) const
  75         {
  76             Primitive3DContainer aRetval;
  77
  78             if(getB3DPolygon().count())
  79             {
  80                 basegfx::B3DPolyPolygon aHairLinePolyPolygon;
  81
  82                 if(0.0 == getStrokeAttribute().getFullDotDashLen())
  83                 {
  84                     aHairLinePolyPolygon = basegfx::B3DPolyPolygon(getB3DPolygon());
  85                 }
  86                 else
  87                 {
  88                     // apply LineStyle
  89                     basegfx::utils::applyLineDashing(getB3DPolygon(), getStrokeAttribute().getDotDashArray(), &aHairLinePolyPolygon, getStrokeAttribute().getFullDotDashLen());
  90                 }
  91
  92                 // prepare result
  93                 aRetval.resize(aHairLinePolyPolygon.count());
  94
  95                 if(getLineAttribute().getWidth())
  96                 {
  97                     // create fat line data
  98                     const double fRadius(getLineAttribute().getWidth() / 2.0);
  99                     const basegfx::B2DLineJoin aLineJoin(getLineAttribute().getLineJoin());
 100                     const css::drawing::LineCap aLineCap(getLineAttribute().getLineCap());
 101
 102                     for(sal_uInt32 a(0); a < aHairLinePolyPolygon.count(); a++)
 103                     {
 104                         // create tube primitives
 105                         const Primitive3DReference xRef(
 106                             new PolygonTubePrimitive3D(
 107                                 aHairLinePolyPolygon.getB3DPolygon(a),
 108                                 getLineAttribute().getColor(),
 109                                 fRadius,
 110                                 aLineJoin,
 111                                 aLineCap));
 112                         aRetval[a] = xRef;
 113                     }
 114                 }
 115                 else
 116                 {
 117                     // create hair line data for all sub polygons
 118                     for(sal_uInt32 a(0); a < aHairLinePolyPolygon.count(); a++)
 119                     {
 120                         const basegfx::B3DPolygon& aCandidate = aHairLinePolyPolygon.getB3DPolygon(a);
 121                         const Primitive3DReference xRef(new PolygonHairlinePrimitive3D(aCandidate, getLineAttribute().getColor()));
 122                         aRetval[a] = xRef;
 123                     }
 124                 }
 125             }
 126
 127             return aRetval;
 128         }
 129
 130         PolygonStrokePrimitive3D::PolygonStrokePrimitive3D(
 131             const basegfx::B3DPolygon& rPolygon,
 132             const attribute::LineAttribute& rLineAttribute,
 133             const attribute::StrokeAttribute& rStrokeAttribute)
 134         :   BufferedDecompositionPrimitive3D(),
 135             maPolygon(rPolygon),
 136             maLineAttribute(rLineAttribute),
 137             maStrokeAttribute(rStrokeAttribute)
 138         {
 139         }
 140
 141         bool PolygonStrokePrimitive3D::operator==(const BasePrimitive3D& rPrimitive) const
 142         {
 143             if(BufferedDecompositionPrimitive3D::operator==(rPrimitive))
 144             {
 145                 const PolygonStrokePrimitive3D& rCompare = static_cast<const PolygonStrokePrimitive3D&>(rPrimitive);
 146
 147                 return (getB3DPolygon() == rCompare.getB3DPolygon()
 148                     && getLineAttribute() == rCompare.getLineAttribute()
 149                     && getStrokeAttribute() == rCompare.getStrokeAttribute());
 150             }
 151
 152             return false;
 153         }
 154
 155         // provide unique ID
 156         ImplPrimitive3DIDBlock(PolygonStrokePrimitive3D, PRIMITIVE3D_ID_POLYGONSTROKEPRIMITIVE3D)
 157
 158     } // end of namespace primitive3d
 159 } // end of namespace drawinglayer
 160
 161 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */