svx/source/sdr/contact/viewcontactofe3dcube.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
  21 #include <sdr/contact/viewcontactofe3dcube.hxx>
  22 #include <svx/cube3d.hxx>
  23 #include <drawinglayer/primitive3d/sdrcubeprimitive3d.hxx>
  24 #include <sdr/primitive2d/sdrattributecreator.hxx>
  25 #include <sdr/primitive3d/sdrattributecreator3d.hxx>
  26 #include <basegfx/range/b3drange.hxx>
  27
  28
  29 namespace sdr::contact
  30 {
  31         ViewContactOfE3dCube::ViewContactOfE3dCube(E3dCubeObj& rCubeObj)
  32         :   ViewContactOfE3d(rCubeObj)
  33         {
  34         }
  35
  36         ViewContactOfE3dCube::~ViewContactOfE3dCube()
  37         {
  38         }
  39
  40         drawinglayer::primitive3d::Primitive3DContainer ViewContactOfE3dCube::createViewIndependentPrimitive3DContainer() const
  41         {
  42             drawinglayer::primitive3d::Primitive3DContainer xRetval;
  43             const SfxItemSet& rItemSet = GetE3dCubeObj().GetMergedItemSet();
  44             const drawinglayer::attribute::SdrLineFillShadowAttribute3D aAttribute(
  45                 drawinglayer::primitive2d::createNewSdrLineFillShadowAttribute(rItemSet, false));
  46
  47             // get cube geometry and use as translation and scaling for unit cube
  48             basegfx::B3DRange aCubeRange;
  49             const basegfx::B3DVector aCubeSize(GetE3dCubeObj().GetCubeSize());
  50             const basegfx::B3DPoint aCubePosition(GetE3dCubeObj().GetCubePos());
  51             basegfx::B3DHomMatrix aWorldTransform;
  52
  53             if(GetE3dCubeObj().GetPosIsCenter())
  54             {
  55                 const basegfx::B3DVector aHalfCubeSize(aCubeSize / 2.0);
  56                 aCubeRange.expand(aCubePosition - aHalfCubeSize);
  57                 aCubeRange.expand(aCubePosition + aHalfCubeSize);
  58             }
  59             else
  60             {
  61                 aCubeRange.expand(aCubePosition);
  62                 aCubeRange.expand(aCubePosition + aCubeSize);
  63             }
  64
  65             // add scale and translate to world transformation
  66             const basegfx::B3DVector abjectRange(aCubeRange.getRange());
  67             aWorldTransform.scale(abjectRange.getX(), abjectRange.getY(), abjectRange.getZ());
  68             aWorldTransform.translate(aCubeRange.getMinX(), aCubeRange.getMinY(), aCubeRange.getMinZ());
  69
  70             // get 3D Object Attributes
  71             drawinglayer::attribute::Sdr3DObjectAttribute aSdr3DObjectAttribute(drawinglayer::primitive2d::createNewSdr3DObjectAttribute(rItemSet));
  72
  73             // calculate texture size to get a perfect mapping for
  74             // the front/back sides
  75             const basegfx::B2DVector aTextureSize(aCubeSize.getX(), aCubeSize.getY());
  76
  77             // create primitive and add
  78             const drawinglayer::primitive3d::Primitive3DReference xReference(
  79                 new drawinglayer::primitive3d::SdrCubePrimitive3D(
  80                     aWorldTransform, aTextureSize, aAttribute, aSdr3DObjectAttribute));
  81             xRetval = { xReference };
  82
  83             return xRetval;
  84         }
  85
  86 } // end of namespace
  87
  88 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */