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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             : #ifndef INCLUDED_SVX_SDR_CONTACT_VIEWCONTACTOFE3D_HXX
      21             : #define INCLUDED_SVX_SDR_CONTACT_VIEWCONTACTOFE3D_HXX
      22             : 
      23             : #include <svx/sdr/contact/viewcontactofsdrobj.hxx>
      24             : #include <drawinglayer/primitive3d/baseprimitive3d.hxx>
      25             : 
      26             : 
      27             : // predeclarations
      28             : 
      29             : namespace sdr { namespace contact {
      30             :     class ViewContactOfE3dScene;
      31             : }}
      32             : 
      33             : namespace drawinglayer { namespace attribute {
      34             :     class SdrLineAttribute;
      35             : }}
      36             : 
      37             : namespace basegfx {
      38             :     class BColor;
      39             :     class B3DHomMatrix;
      40             : }
      41             : 
      42             : class E3dObject;
      43             : 
      44             : 
      45             : 
      46             : namespace sdr
      47             : {
      48             :     namespace contact
      49             :     {
      50             :         class ViewContactOfE3d : public ViewContactOfSdrObj
      51             :         {
      52             :         protected:
      53             :             // Create a Object-Specific ViewObjectContact, set ViewContact and
      54             :             // ObjectContact. Always needs to return something.
      55             :             virtual ViewObjectContact& CreateObjectSpecificViewObjectContact(ObjectContact& rObjectContact) SAL_OVERRIDE;
      56             : 
      57             :         public:
      58             :             // basic constructor, used from E3dObject.
      59             :             explicit ViewContactOfE3d(E3dObject& rObj);
      60             :             virtual ~ViewContactOfE3d();
      61             : 
      62             :             // access to E3dObject
      63           0 :             E3dObject& GetE3dObject() const
      64             :             {
      65           0 :                 return (E3dObject&)GetSdrObject();
      66             :             }
      67             : 
      68             :             // public helpers
      69             :             drawinglayer::primitive2d::Primitive2DSequence impCreateWithGivenPrimitive3DSequence(
      70             :                 const drawinglayer::primitive3d::Primitive3DSequence& rxContent3D) const;
      71             : 
      72             : 
      73             :             // primitive stuff
      74             : 
      75             :         protected:
      76             :             // Primitive3DSequence of the ViewContact. This contains all necessary information
      77             :             // for the graphical visualisation and needs to be supported by all 3D VCs which
      78             :             // can be visualized. It does NOT contain the object transformation to be able to
      79             :             // buffer for all possible usages
      80             :             drawinglayer::primitive3d::Primitive3DSequence              mxViewIndependentPrimitive3DSequence;
      81             : 
      82             :             // This method is responsible for creating the graphical visualisation data which is
      83             :             // stored in mxViewIndependentPrimitive3DSequence, but without object transformation
      84             :             virtual drawinglayer::primitive3d::Primitive3DSequence createViewIndependentPrimitive3DSequence() const = 0;
      85             : 
      86             :             // This method is responsible for creating the graphical visualisation data derived ONLY from
      87             :             // the model data. The default implementation will try to create a 3D to 2D embedding (will work
      88             :             // when scene is known) which can then be used for 2D processing concerning ranges
      89             :             virtual drawinglayer::primitive2d::Primitive2DSequence createViewIndependentPrimitive2DSequence() const SAL_OVERRIDE;
      90             : 
      91             :         public:
      92             :             // access to the local primitive without the object's local 3D transform. This is e.g. needed
      93             :             // to get the not-yet transformed BoundVolume for e.g. interactions
      94             :             drawinglayer::primitive3d::Primitive3DSequence getVIP3DSWithoutObjectTransform() const;
      95             : 
      96             :             // access to the local primitive. This will ensure that the list is
      97             :             // current in comparing the local list content with a fresh created incarnation. It will
      98             :             // use getVIP3DSWithoutObjectTransform and embed to 3d transform primitive when object's
      99             :             // local 3d transform is used
     100             :             drawinglayer::primitive3d::Primitive3DSequence getViewIndependentPrimitive3DSequence() const;
     101             :         };
     102             :     } // end of namespace contact
     103             : } // end of namespace sdr
     104             : 
     105             : 
     106             : 
     107             : #endif // INCLUDED_SVX_SDR_CONTACT_VIEWCONTACTOFE3D_HXX
     108             : 
     109             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */