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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 : :
21 : : #include <svx/sdr/contact/viewcontactofe3dpolygon.hxx>
22 : : #include <svx/polygn3d.hxx>
23 : : #include <drawinglayer/primitive3d/sdrpolypolygonprimitive3d.hxx>
24 : : #include <svx/sdr/primitive2d/sdrattributecreator.hxx>
25 : : #include <svx/sdr/primitive3d/sdrattributecreator3d.hxx>
26 : : #include <basegfx/polygon/b3dpolygon.hxx>
27 : : #include <basegfx/polygon/b3dpolypolygontools.hxx>
28 : :
29 : : //////////////////////////////////////////////////////////////////////////////
30 : :
31 : : namespace sdr
32 : : {
33 : : namespace contact
34 : : {
35 : 438 : ViewContactOfE3dPolygon::ViewContactOfE3dPolygon(E3dPolygonObj& rPolygon)
36 : 438 : : ViewContactOfE3d(rPolygon)
37 : : {
38 : 438 : }
39 : :
40 : 438 : ViewContactOfE3dPolygon::~ViewContactOfE3dPolygon()
41 : : {
42 [ - + ]: 876 : }
43 : :
44 : 10134 : drawinglayer::primitive3d::Primitive3DSequence ViewContactOfE3dPolygon::createViewIndependentPrimitive3DSequence() const
45 : : {
46 [ + - ]: 10134 : drawinglayer::primitive3d::Primitive3DSequence xRetval;
47 [ + - ]: 10134 : const SfxItemSet& rItemSet = GetE3dPolygonObj().GetMergedItemSet();
48 : 10134 : const bool bSuppressFill(GetE3dPolygonObj().GetLineOnly());
49 : : const drawinglayer::attribute::SdrLineFillShadowAttribute3D aAttribute(
50 [ + - ]: 10134 : drawinglayer::primitive2d::createNewSdrLineFillShadowAttribute(rItemSet, bSuppressFill));
51 : :
52 : : // get extrude geometry
53 [ + - ]: 10134 : basegfx::B3DPolyPolygon aPolyPolygon3D(GetE3dPolygonObj().GetPolyPolygon3D());
54 [ + - ]: 10134 : const basegfx::B3DPolyPolygon aPolyNormals3D(GetE3dPolygonObj().GetPolyNormals3D());
55 [ + - ]: 10134 : const basegfx::B2DPolyPolygon aPolyTexture2D(GetE3dPolygonObj().GetPolyTexture2D());
56 [ + - ][ + + ]: 10134 : const bool bNormals(aPolyNormals3D.count() && aPolyNormals3D.count() == aPolyPolygon3D.count());
[ + - ][ + - ]
[ + - ]
57 [ + - ][ + + ]: 10134 : const bool bTexture(aPolyTexture2D.count() && aPolyTexture2D.count() == aPolyPolygon3D.count());
[ + - ][ + - ]
[ + - ]
58 : :
59 [ + + ][ - + ]: 10134 : if(bNormals || bTexture)
60 : : {
61 [ + - ][ + + ]: 18538 : for(sal_uInt32 a(0L); a < aPolyPolygon3D.count(); a++)
62 : : {
63 [ + - ]: 9269 : basegfx::B3DPolygon aCandidate3D(aPolyPolygon3D.getB3DPolygon(a));
64 [ + - ]: 9269 : basegfx::B3DPolygon aNormals3D;
65 [ + - ]: 9269 : basegfx::B2DPolygon aTexture2D;
66 : :
67 [ + - ]: 9269 : if(bNormals)
68 : : {
69 [ + - ][ + - ]: 9269 : aNormals3D = aPolyNormals3D.getB3DPolygon(a);
[ + - ]
70 : : }
71 : :
72 [ + - ]: 9269 : if(bTexture)
73 : : {
74 [ + - ][ + - ]: 9269 : aTexture2D = aPolyTexture2D.getB2DPolygon(a);
[ + - ]
75 : : }
76 : :
77 [ + - ][ + + ]: 46345 : for(sal_uInt32 b(0L); b < aCandidate3D.count(); b++)
78 : : {
79 [ + - ]: 37076 : if(bNormals)
80 : : {
81 [ + - ]: 37076 : sal_uInt32 nNormalCount = aNormals3D.count();
82 [ + - ]: 37076 : if( b < nNormalCount )
83 [ + - ][ + - ]: 37076 : aCandidate3D.setNormal(b, aNormals3D.getB3DPoint(b));
84 [ # # ]: 0 : else if( nNormalCount > 0 )
85 [ # # ][ # # ]: 0 : aCandidate3D.setNormal(b, aNormals3D.getB3DPoint(0));
86 : : }
87 [ + - ]: 37076 : if(bTexture)
88 : : {
89 [ + - ]: 37076 : sal_uInt32 nTextureCount = aTexture2D.count();
90 [ + - ]: 37076 : if( b < nTextureCount )
91 [ + - ][ + - ]: 37076 : aCandidate3D.setTextureCoordinate(b, aTexture2D.getB2DPoint(b));
92 [ # # ]: 0 : else if( nTextureCount > 0 )
93 [ # # ][ # # ]: 0 : aCandidate3D.setTextureCoordinate(b, aTexture2D.getB2DPoint(0));
94 : : }
95 : : }
96 : :
97 [ + - ]: 9269 : aPolyPolygon3D.setB3DPolygon(a, aCandidate3D);
98 [ + - ][ + - ]: 9269 : }
[ + - ]
99 : : }
100 : :
101 : : // get 3D Object Attributes
102 [ + - ]: 10134 : drawinglayer::attribute::Sdr3DObjectAttribute* pSdr3DObjectAttribute = drawinglayer::primitive2d::createNewSdr3DObjectAttribute(rItemSet);
103 : :
104 : : // calculate texture size
105 : 10134 : basegfx::B2DVector aTextureSize(1.0, 1.0);
106 : :
107 [ + + ]: 10134 : if(bTexture)
108 : : {
109 : : // #i98314#
110 : : // create texture size from object's size
111 [ + - ]: 9269 : const basegfx::B3DRange aObjectRange(basegfx::tools::getRange(aPolyPolygon3D));
112 : :
113 : 9269 : double fWidth(0.0);
114 : 9269 : double fHeight(0.0);
115 : :
116 : : // this is a polygon object, so Width/Height and/or Depth may be zero (e.g. left
117 : : // wall of chart). Take this into account
118 [ + - ][ + + ]: 9269 : if(basegfx::fTools::equalZero(aObjectRange.getWidth()))
119 : : {
120 : : // width is zero, use height and depth
121 [ + - ]: 647 : fWidth = aObjectRange.getHeight();
122 [ + - ]: 647 : fHeight = aObjectRange.getDepth();
123 : : }
124 [ + - ][ + + ]: 8622 : else if(basegfx::fTools::equalZero(aObjectRange.getHeight()))
125 : : {
126 : : // height is zero, use width and depth
127 [ + - ]: 591 : fWidth = aObjectRange.getWidth();
128 [ + - ]: 591 : fHeight = aObjectRange.getDepth();
129 : : }
130 : : else
131 : : {
132 : : // use width and height
133 [ + - ]: 8031 : fWidth = aObjectRange.getWidth();
134 [ + - ]: 8031 : fHeight = aObjectRange.getHeight();
135 : : }
136 : :
137 [ + - ][ - + ]: 9269 : if(basegfx::fTools::lessOrEqual(fWidth, 0.0) ||basegfx::fTools::lessOrEqual(fHeight, 0.0))
[ + - ][ + - ]
[ - + ]
138 : : {
139 : : // no texture; fallback to very small size
140 : 0 : aTextureSize.setX(0.01);
141 : 0 : aTextureSize.setY(0.01);
142 : : }
143 : : else
144 : : {
145 : 9269 : aTextureSize.setX(fWidth);
146 : 9269 : aTextureSize.setY(fHeight);
147 : : }
148 : : }
149 : :
150 : : // #i98295#
151 : : // unfortunately, this SdrObject type which allows a free 3d geometry definition was defined
152 : : // wrong topologically in relation to it's plane normal and 3D visibility when it was invented
153 : : // a long time ago. Since the API allows creation of this SDrObject type, it is not possible to
154 : : // simply change this definition. Only the chart should use it, and at least this object type
155 : : // only exists at Runtime (is not saved and/or loaded in any FileFormat). Still someone external
156 : : // may have used it in it's API. To not risk wrong 3D lightings, i have to switch the orientation
157 : : // of the polygon here
158 [ + - ]: 10134 : aPolyPolygon3D.flip();
159 : :
160 : : // create primitive and add
161 [ + - ]: 10134 : const basegfx::B3DHomMatrix aWorldTransform;
162 : : const drawinglayer::primitive3d::Primitive3DReference xReference(
163 : : new drawinglayer::primitive3d::SdrPolyPolygonPrimitive3D(
164 [ + - ][ + - ]: 10134 : aPolyPolygon3D, aWorldTransform, aTextureSize, aAttribute, *pSdr3DObjectAttribute));
[ + - ]
165 [ + - ][ + - ]: 10134 : xRetval = drawinglayer::primitive3d::Primitive3DSequence(&xReference, 1);
[ + - ]
166 : :
167 : : // delete 3D Object Attributes
168 [ + - ][ + - ]: 10134 : delete pSdr3DObjectAttribute;
169 : :
170 [ + - ][ + - ]: 10134 : return xRetval;
[ + - ][ + - ]
[ + - ]
171 : : }
172 : : } // end of namespace contact
173 : : } // end of namespace sdr
174 : :
175 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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