0023418: Crash on the object displaying when running DRAW on remote station. OpenGL...
[occt.git] / src / OpenGl / OpenGl_LayerList.hxx
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b311480e 1// Created on: 2012-02-02
2// Created by: Anton POLETAEV
3// Copyright (c) -1999 Matra Datavision
4// Copyright (c) 2012-2012 OPEN CASCADE SAS
5//
6// The content of this file is subject to the Open CASCADE Technology Public
7// License Version 6.5 (the "License"). You may not use the content of this file
8// except in compliance with the License. Please obtain a copy of the License
9// at http://www.opencascade.org and read it completely before using this file.
10//
11// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
12// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
13//
14// The Original Code and all software distributed under the License is
15// distributed on an "AS IS" basis, without warranty of any kind, and the
16// Initial Developer hereby disclaims all such warranties, including without
17// limitation, any warranties of merchantability, fitness for a particular
18// purpose or non-infringement. Please see the License for the specific terms
19// and conditions governing the rights and limitations under the License.
20
59f45b7c 21
22#ifndef _OpenGl_LayerList_Header
23#define _OpenGl_LayerList_Header
24
25#include <OpenGl_PriorityList.hxx>
26
27#include <InterfaceGraphic_telem.hxx>
28
29#include <NCollection_Sequence.hxx>
30#include <NCollection_DataMap.hxx>
31
32class OpenGl_Structure;
33class Handle(OpenGl_Workspace);
34
35typedef NCollection_Sequence<OpenGl_PriorityList> OpenGl_SequenceOfLayers;
36typedef NCollection_DataMap<int, int> OpenGl_LayerSeqIds;
37
38class OpenGl_LayerList
39{
40 public:
41
42 //! Constructor
43 OpenGl_LayerList (const Standard_Integer theNbPriorities = 11);
44
45 //! Destructor
46 virtual ~OpenGl_LayerList ();
47
48 //! Method returns the number of available priorities
49 Standard_Integer NbPriorities () const;
50
51 //! Number of displayed structures
52 Standard_Integer NbStructures () const;
53
54 //! Insert a new layer with id.
55 void AddLayer (const Standard_Integer theLayerId);
56
57 //! Check whether the layer with given id is already created.
58 Standard_Boolean HasLayer (const Standard_Integer theLayerId) const;
59
60 //! Remove layer by its id.
61 void RemoveLayer (const Standard_Integer theLayerId);
62
63 //! Add structure to list with given priority. The structure will be inserted
64 //! to specified layer. If the layer isn't found, the structure will be put
65 //! to default bottom-level layer.
66 void AddStructure (const OpenGl_Structure *theStructure,
67 const Standard_Integer theLayerId,
68 const Standard_Integer thePriority);
69
70 //! Remove structure from structure list and return its previous priority
71 void RemoveStructure (const OpenGl_Structure *theStructure,
72 const Standard_Integer theZLayerId);
73
74 //! Change structure z layer
75 //! If the new layer is not presented, the structure will be displayed
76 //! in default z layer
77 void ChangeLayer (const OpenGl_Structure *theStructure,
78 const Standard_Integer theOldLayerId,
79 const Standard_Integer theNewLayerId);
80
81 //! Render this element
82 void Render (const Handle(OpenGl_Workspace) &theWorkspace) const;
83
84 private:
85
86 //! Get default layer
87 OpenGl_PriorityList& defaultLayer ();
88
89 protected:
90
91 // number of structures temporary put to default layer
92 OpenGl_SequenceOfLayers myLayers;
93 OpenGl_LayerSeqIds myLayerIds;
94 Standard_Integer myNbPriorities;
95 Standard_Integer myNbStructures;
96
97 public:
65c62757 98 DEFINE_STANDARD_ALLOC
59f45b7c 99};
100
101#endif //_OpenGl_LayerList_Header