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27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_svx.hxx"
30 
31 #include <svx/sdr/contact/viewcontactofe3dsphere.hxx>
32 #include <svx/sphere3d.hxx>
33 #include <drawinglayer/primitive3d/sdrsphereprimitive3d.hxx>
34 #include <svx/sdr/primitive2d/sdrattributecreator.hxx>
35 #include <svx/sdr/primitive3d/sdrattributecreator3d.hxx>
36 
37 //////////////////////////////////////////////////////////////////////////////
38 
39 namespace sdr
40 {
41 	namespace contact
42 	{
43 		ViewContactOfE3dSphere::ViewContactOfE3dSphere(E3dSphereObj& rSphere)
44 		:	ViewContactOfE3d(rSphere)
45 		{
46 		}
47 
48 		ViewContactOfE3dSphere::~ViewContactOfE3dSphere()
49 		{
50 		}
51 
52 		drawinglayer::primitive3d::Primitive3DSequence ViewContactOfE3dSphere::createViewIndependentPrimitive3DSequence() const
53 		{
54 			drawinglayer::primitive3d::Primitive3DSequence xRetval;
55 			const SfxItemSet& rItemSet = GetE3dSphereObj().GetMergedItemSet();
56 			const drawinglayer::attribute::SdrLineFillShadowAttribute3D aAttribute(
57 				drawinglayer::primitive2d::createNewSdrLineFillShadowAttribute(rItemSet, false));
58 
59 			// get sphere center and size for geometry
60 			basegfx::B3DRange aSphereRange;
61 			const basegfx::B3DPoint aSpherePosition(GetE3dSphereObj().Center());
62 			const basegfx::B3DVector aSphereSize(GetE3dSphereObj().Size());
63 			basegfx::B3DHomMatrix aWorldTransform;
64 
65 			aWorldTransform.translate(-0.5, -0.5, -0.5);
66 			aWorldTransform.scale(aSphereSize.getX(), aSphereSize.getY(), aSphereSize.getZ());
67 			aWorldTransform.translate(aSpherePosition.getX(), aSpherePosition.getY(), aSpherePosition.getZ());
68 
69 			// get 3D Object Attributes
70 			drawinglayer::attribute::Sdr3DObjectAttribute* pSdr3DObjectAttribute = drawinglayer::primitive2d::createNewSdr3DObjectAttribute(rItemSet);
71 
72 			// get segment count
73 			const sal_uInt32 nHorizontalSegments(GetE3dSphereObj().GetHorizontalSegments());
74 			const sal_uInt32 nVerticalSegments(GetE3dSphereObj().GetVerticalSegments());
75 
76 			// calculate texture size, use radii for (2 * PI * r) to get a perfect
77 			// mapping on the sphere
78 			const basegfx::B2DVector aTextureSize(
79 				F_PI * ((aSphereSize.getX() + aSphereSize.getZ()) / 2.0), // PI * d
80 				F_PI2 * aSphereSize.getY()); // half outline, (PI * d)/2 -> PI/2 * d
81 
82 			// create primitive and add
83 			const drawinglayer::primitive3d::Primitive3DReference xReference(
84 				new drawinglayer::primitive3d::SdrSpherePrimitive3D(
85 					aWorldTransform, aTextureSize, aAttribute, *pSdr3DObjectAttribute,
86 					nHorizontalSegments, nVerticalSegments));
87             xRetval = drawinglayer::primitive3d::Primitive3DSequence(&xReference, 1);
88 
89 			// delete 3D Object Attributes
90 			delete pSdr3DObjectAttribute;
91 
92 			return xRetval;
93 		}
94 	} // end of namespace contact
95 } // end of namespace sdr
96 
97 //////////////////////////////////////////////////////////////////////////////
98 // eof
99