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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <sdr/contact/viewcontactofe3dsphere.hxx>
#include <svx/sphere3d.hxx>
#include <drawinglayer/primitive3d/sdrsphereprimitive3d.hxx>
#include <sdr/primitive2d/sdrattributecreator.hxx>
#include <sdr/primitive3d/sdrattributecreator3d.hxx>
namespace sdr::contact
{
ViewContactOfE3dSphere::ViewContactOfE3dSphere(E3dSphereObj& rSphere)
: ViewContactOfE3d(rSphere)
{
}
ViewContactOfE3dSphere::~ViewContactOfE3dSphere()
{
}
drawinglayer::primitive3d::Primitive3DContainer ViewContactOfE3dSphere::createViewIndependentPrimitive3DContainer() const
{
drawinglayer::primitive3d::Primitive3DContainer xRetval;
const SfxItemSet& rItemSet = GetE3dSphereObj().GetMergedItemSet();
const drawinglayer::attribute::SdrLineFillShadowAttribute3D aAttribute(
drawinglayer::primitive2d::createNewSdrLineFillShadowAttribute(rItemSet, false));
// get sphere center and size for geometry
const basegfx::B3DPoint aSpherePosition(GetE3dSphereObj().Center());
const basegfx::B3DVector aSphereSize(GetE3dSphereObj().Size());
basegfx::B3DHomMatrix aWorldTransform;
aWorldTransform.translate(-0.5, -0.5, -0.5);
aWorldTransform.scale(aSphereSize.getX(), aSphereSize.getY(), aSphereSize.getZ());
aWorldTransform.translate(aSpherePosition.getX(), aSpherePosition.getY(), aSpherePosition.getZ());
// get 3D Object Attributes
drawinglayer::attribute::Sdr3DObjectAttribute aSdr3DObjectAttribute(drawinglayer::primitive2d::createNewSdr3DObjectAttribute(rItemSet));
// get segment count
const sal_uInt32 nHorizontalSegments(GetE3dSphereObj().GetHorizontalSegments());
const sal_uInt32 nVerticalSegments(GetE3dSphereObj().GetVerticalSegments());
// calculate texture size, use radii for (2 * PI * r) to get a perfect
// mapping on the sphere
const basegfx::B2DVector aTextureSize(
M_PI * ((aSphereSize.getX() + aSphereSize.getZ()) / 2.0), // PI * d
M_PI_2 * aSphereSize.getY()); // half outline, (PI * d)/2 -> PI/2 * d
// create primitive and add
const drawinglayer::primitive3d::Primitive3DReference xReference(
new drawinglayer::primitive3d::SdrSpherePrimitive3D(
aWorldTransform, aTextureSize, aAttribute, aSdr3DObjectAttribute,
nHorizontalSegments, nVerticalSegments));
xRetval = { xReference };
return xRetval;
}
} // end of namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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