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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 :
21 : #include <svx/sdr/contact/viewobjectcontactofe3dscene.hxx>
22 : #include <svx/sdr/contact/displayinfo.hxx>
23 : #include <svx/sdr/contact/objectcontact.hxx>
24 : #include <svx/sdr/contact/viewcontactofe3dscene.hxx>
25 : #include <basegfx/matrix/b3dhommatrix.hxx>
26 : #include <drawinglayer/primitive3d/transformprimitive3d.hxx>
27 : #include <basegfx/color/bcolormodifier.hxx>
28 : #include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx>
29 : #include <svx/sdr/contact/viewobjectcontactofe3d.hxx>
30 : #include <basegfx/tools/canvastools.hxx>
31 :
32 : //////////////////////////////////////////////////////////////////////////////
33 :
34 : using namespace com::sun::star;
35 :
36 : //////////////////////////////////////////////////////////////////////////////
37 :
38 : namespace
39 : {
40 : // Helper method to recursively travel the DrawHierarchy for 3D objects contained in
41 : // the 2D Scene. This will chreate all VOCs for the currenbt OC which are needed
42 : // for ActionChanged() functionality
43 0 : void impInternalSubHierarchyTraveller(const sdr::contact::ViewObjectContact& rVOC)
44 : {
45 0 : const sdr::contact::ViewContact& rVC = rVOC.GetViewContact();
46 0 : const sal_uInt32 nSubHierarchyCount(rVC.GetObjectCount());
47 :
48 0 : for(sal_uInt32 a(0); a < nSubHierarchyCount; a++)
49 : {
50 0 : const sdr::contact::ViewObjectContact& rCandidate(rVC.GetViewContact(a).GetViewObjectContact(rVOC.GetObjectContact()));
51 0 : impInternalSubHierarchyTraveller(rCandidate);
52 : }
53 0 : }
54 : } // end of anonymous namespace
55 :
56 : //////////////////////////////////////////////////////////////////////////////
57 :
58 : namespace sdr
59 : {
60 : namespace contact
61 : {
62 0 : ViewObjectContactOfE3dScene::ViewObjectContactOfE3dScene(ObjectContact& rObjectContact, ViewContact& rViewContact)
63 0 : : ViewObjectContactOfSdrObj(rObjectContact, rViewContact)
64 : {
65 0 : }
66 :
67 0 : ViewObjectContactOfE3dScene::~ViewObjectContactOfE3dScene()
68 : {
69 0 : }
70 :
71 0 : drawinglayer::primitive2d::Primitive2DSequence ViewObjectContactOfE3dScene::createPrimitive2DSequence(const DisplayInfo& rDisplayInfo) const
72 : {
73 : // handle ghosted, else the whole 3d group will be encapsulated to a ghosted primitive set (see below)
74 0 : const bool bHandleGhostedDisplay(GetObjectContact().DoVisualizeEnteredGroup() && !GetObjectContact().isOutputToPrinter() && rDisplayInfo.IsGhostedDrawModeActive());
75 0 : const bool bIsActiveVC(bHandleGhostedDisplay && GetObjectContact().getActiveViewContact() == &GetViewContact());
76 :
77 0 : if(bIsActiveVC)
78 : {
79 : // switch off ghosted, display contents normal
80 0 : const_cast< DisplayInfo& >(rDisplayInfo).ClearGhostedDrawMode();
81 : }
82 :
83 : // create 2d primitive with content, use layer visibility test
84 : // this uses no ghosted mode, so scenes in scenes and entering them will not
85 : // support ghosted for now. This is no problem currently but would need to be
86 : // added when sub-groups in 3d will be added one day.
87 0 : const ViewContactOfE3dScene& rViewContact = dynamic_cast< ViewContactOfE3dScene& >(GetViewContact());
88 0 : const SetOfByte& rVisibleLayers = rDisplayInfo.GetProcessLayers();
89 0 : drawinglayer::primitive2d::Primitive2DSequence xRetval(rViewContact.createScenePrimitive2DSequence(&rVisibleLayers));
90 :
91 0 : if(xRetval.hasElements())
92 : {
93 : // handle GluePoint
94 0 : if(!GetObjectContact().isOutputToPrinter() && GetObjectContact().AreGluePointsVisible())
95 : {
96 0 : const drawinglayer::primitive2d::Primitive2DSequence xGlue(GetViewContact().createGluePointPrimitive2DSequence());
97 :
98 0 : if(xGlue.hasElements())
99 : {
100 0 : drawinglayer::primitive2d::appendPrimitive2DSequenceToPrimitive2DSequence(xRetval, xGlue);
101 0 : }
102 : }
103 :
104 : // handle ghosted
105 0 : if(isPrimitiveGhosted(rDisplayInfo))
106 : {
107 0 : const ::basegfx::BColor aRGBWhite(1.0, 1.0, 1.0);
108 0 : const ::basegfx::BColorModifier aBColorModifier(aRGBWhite, 0.5, ::basegfx::BCOLORMODIFYMODE_INTERPOLATE);
109 0 : const drawinglayer::primitive2d::Primitive2DReference xReference(new drawinglayer::primitive2d::ModifiedColorPrimitive2D(xRetval, aBColorModifier));
110 :
111 0 : xRetval = drawinglayer::primitive2d::Primitive2DSequence(&xReference, 1);
112 : }
113 : }
114 :
115 0 : if(bIsActiveVC)
116 : {
117 : // set back, display ghosted again
118 0 : const_cast< DisplayInfo& >(rDisplayInfo).SetGhostedDrawMode();
119 : }
120 :
121 0 : return xRetval;
122 : }
123 :
124 0 : drawinglayer::primitive2d::Primitive2DSequence ViewObjectContactOfE3dScene::getPrimitive2DSequenceHierarchy(DisplayInfo& rDisplayInfo) const
125 : {
126 : // To get the VOCs for the contained 3D objects created to get the correct
127 : // Draw hierarchy and ActionChanged() working properly, travel the DrawHierarchy
128 : // using a local tooling method
129 0 : impInternalSubHierarchyTraveller(*this);
130 :
131 : // call parent
132 0 : return ViewObjectContactOfSdrObj::getPrimitive2DSequenceHierarchy(rDisplayInfo);
133 : }
134 : } // end of namespace contact
135 : } // end of namespace sdr
136 :
137 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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