LibreOffice Module svx (master) 1
viewobjectcontactofe3dscene.cxx
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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
27
28
29using namespace com::sun::star;
30
31
32namespace
33{
34 // Helper method to recursively travel the DrawHierarchy for 3D objects contained in
35 // the 2D Scene. This will create all VOCs for the current OC which are needed
36 // for ActionChanged() functionality
37 void impInternalSubHierarchyTraveller(const sdr::contact::ViewObjectContact& rVOC)
38 {
39 const sdr::contact::ViewContact& rVC = rVOC.GetViewContact();
40 const sal_uInt32 nSubHierarchyCount(rVC.GetObjectCount());
41
42 for(sal_uInt32 a(0); a < nSubHierarchyCount; a++)
43 {
45 impInternalSubHierarchyTraveller(rCandidate);
46 }
47 }
48} // end of anonymous namespace
49
50
51namespace sdr::contact
52{
54 : ViewObjectContactOfSdrObj(rObjectContact, rViewContact)
55 {
56 }
57
59 {
60 }
61
63 {
64 // handle ghosted, else the whole 3d group will be encapsulated to a ghosted primitive set (see below)
65 const bool bHandleGhostedDisplay(GetObjectContact().DoVisualizeEnteredGroup() && !GetObjectContact().isOutputToPrinter() && rDisplayInfo.IsGhostedDrawModeActive());
66 const bool bIsActiveVC(bHandleGhostedDisplay && GetObjectContact().getActiveViewContact() == &GetViewContact());
67
68 if(bIsActiveVC)
69 {
70 // switch off ghosted, display contents normal
71 const_cast< DisplayInfo& >(rDisplayInfo).ClearGhostedDrawMode();
72 }
73
74 // create 2d primitive with content, use layer visibility test
75 // this uses no ghosted mode, so scenes in scenes and entering them will not
76 // support ghosted for now. This is no problem currently but would need to be
77 // added when sub-groups in 3d will be added one day.
78 const ViewContactOfE3dScene& rViewContact = dynamic_cast< ViewContactOfE3dScene& >(GetViewContact());
79 const SdrLayerIDSet& rVisibleLayers = rDisplayInfo.GetProcessLayers();
81
82 if(!xRetval.empty())
83 {
84 // allow evtl. embedding in object-specific infos, e.g. Name, Title, Description
85 xRetval = rViewContact.embedToObjectSpecificInformation(std::move(xRetval));
86
87 // handle GluePoint
88 if(!GetObjectContact().isOutputToPrinter() && GetObjectContact().AreGluePointsVisible())
89 {
90 const drawinglayer::primitive2d::Primitive2DContainer xGlue(GetViewContact().createGluePointPrimitive2DSequence());
91
92 if(!xGlue.empty())
93 {
94 xRetval.append(xGlue);
95 }
96 }
97
98 // handle ghosted
99 if(isPrimitiveGhosted(rDisplayInfo))
100 {
101 const ::basegfx::BColor aRGBWhite(1.0, 1.0, 1.0);
102 const ::basegfx::BColorModifierSharedPtr aBColorModifier =
103 std::make_shared<basegfx::BColorModifier_interpolate>(
104 aRGBWhite,
105 0.5);
108 std::move(xRetval),
109 aBColorModifier));
110
112 }
113 }
114
115 if(bIsActiveVC)
116 {
117 // set back, display ghosted again
118 const_cast< DisplayInfo& >(rDisplayInfo).SetGhostedDrawMode();
119 }
120
121 rVisitor.visit(xRetval);
122 }
123
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 impInternalSubHierarchyTraveller(*this);
130
131 // call parent
133 }
134
135} // end of namespace
136
137/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
void append(const Primitive2DReference &)
virtual void visit(const Primitive2DReference &)=0
bool IsGhostedDrawModeActive() const
Definition: displayinfo.hxx:93
const SdrLayerIDSet & GetProcessLayers() const
Definition: displayinfo.hxx:73
drawinglayer::primitive2d::Primitive2DContainer createScenePrimitive2DSequence(const SdrLayerIDSet *pLayerVisibility) const
virtual drawinglayer::primitive2d::Primitive2DContainer embedToObjectSpecificInformation(drawinglayer::primitive2d::Primitive2DContainer aSource) const override
virtual ViewContact & GetViewContact(sal_uInt32 nIndex) const
virtual sal_uInt32 GetObjectCount() const
ViewObjectContact & GetViewObjectContact(ObjectContact &rObjectContact)
Definition: viewcontact.cxx:65
ViewObjectContactOfE3dScene(ObjectContact &rObjectContact, ViewContact &rViewContact)
virtual void createPrimitive2DSequence(const DisplayInfo &rDisplayInfo, drawinglayer::primitive2d::Primitive2DDecompositionVisitor &rVisitor) const override
virtual void getPrimitive2DSequenceHierarchy(DisplayInfo &rDisplayInfo, drawinglayer::primitive2d::Primitive2DDecompositionVisitor &rVisitor) const override
ViewContact & GetViewContact() const
virtual bool isPrimitiveGhosted(const DisplayInfo &rDisplayInfo) const
ObjectContact & GetObjectContact() const
virtual void getPrimitive2DSequenceHierarchy(DisplayInfo &rDisplayInfo, drawinglayer::primitive2d::Primitive2DDecompositionVisitor &rVisitor) const
uno_Any a