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 <svx/sdr/contact/viewcontactofe3dcube.hxx>
  22 #include <svx/cube3d.hxx>
  23 #include <drawinglayer/primitive3d/sdrcubeprimitive3d.hxx>
  24 #include <svx/sdr/primitive2d/sdrattributecreator.hxx>
  25 #include <svx/sdr/primitive3d/sdrattributecreator3d.hxx>
  26 #include <basegfx/range/b3drange.hxx>
  27
  28 //////////////////////////////////////////////////////////////////////////////
  29
  30 namespace sdr
  31 {
  32     namespace contact
  33     {
  34         ViewContactOfE3dCube::ViewContactOfE3dCube(E3dCubeObj& rCubeObj)
  35         :   ViewContactOfE3d(rCubeObj)
  36         {
  37         }
  38
  39         ViewContactOfE3dCube::~ViewContactOfE3dCube()
  40         {
  41         }
  42
  43         drawinglayer::primitive3d::Primitive3DSequence ViewContactOfE3dCube::createViewIndependentPrimitive3DSequence() const
  44         {
  45             drawinglayer::primitive3d::Primitive3DSequence xRetval;
  46             const SfxItemSet& rItemSet = GetE3dCubeObj().GetMergedItemSet();
  47             const drawinglayer::attribute::SdrLineFillShadowAttribute3D aAttribute(
  48                 drawinglayer::primitive2d::createNewSdrLineFillShadowAttribute(rItemSet, false));
  49
  50             // get cube geometry and use as traslation and scaling for unit cube
  51             basegfx::B3DRange aCubeRange;
  52             const basegfx::B3DVector aCubeSize(GetE3dCubeObj().GetCubeSize());
  53             const basegfx::B3DPoint aCubePosition(GetE3dCubeObj().GetCubePos());
  54             basegfx::B3DHomMatrix aWorldTransform;
  55
  56             if(GetE3dCubeObj().GetPosIsCenter())
  57             {
  58                 const basegfx::B3DVector aHalfCubeSize(aCubeSize / 2.0);
  59                 aCubeRange.expand(aCubePosition - aHalfCubeSize);
  60                 aCubeRange.expand(aCubePosition + aHalfCubeSize);
  61             }
  62             else
  63             {
  64                 aCubeRange.expand(aCubePosition);
  65                 aCubeRange.expand(aCubePosition + aCubeSize);
  66             }
  67
  68             // add scale and translate to world transformation
  69             const basegfx::B3DVector abjectRange(aCubeRange.getRange());
  70             aWorldTransform.scale(abjectRange.getX(), abjectRange.getY(), abjectRange.getZ());
  71             aWorldTransform.translate(aCubeRange.getMinX(), aCubeRange.getMinY(), aCubeRange.getMinZ());
  72
  73             // get 3D Object Attributes
  74             drawinglayer::attribute::Sdr3DObjectAttribute* pSdr3DObjectAttribute = drawinglayer::primitive2d::createNewSdr3DObjectAttribute(rItemSet);
  75
  76             // calculate texture size to get a perfect mapping for
  77             // the front/back sides
  78             const basegfx::B2DVector aTextureSize(aCubeSize.getX(), aCubeSize.getY());
  79
  80             // create primitive and add
  81             const drawinglayer::primitive3d::Primitive3DReference xReference(
  82                 new drawinglayer::primitive3d::SdrCubePrimitive3D(
  83                     aWorldTransform, aTextureSize, aAttribute, *pSdr3DObjectAttribute));
  84             xRetval = drawinglayer::primitive3d::Primitive3DSequence(&xReference, 1);
  85
  86             // delete 3D Object Attributes
  87             delete pSdr3DObjectAttribute;
  88
  89             return xRetval;
  90         }
  91     } // end of namespace contact
  92 } // end of namespace sdr
  93
  94 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */