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GLViewer_Selector.h
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1 // Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
2 //
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
5 //
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License, or (at your option) any later version.
10 //
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
15 //
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 //
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
21 //
22 
23 // Author : OPEN CASCADE
24 // File: GLViewer_Selector.h
25 // Created: November, 2004
26 //
27 #ifndef GLVIEWER_SELECTOR_H
28 #define GLVIEWER_SELECTOR_H
29 
30 #include "GLViewer.h"
31 #include "GLViewer_Defs.h"
32 
33 #include <QSize>
34 #include <QObject>
35 
36 class QRect;
37 
38 #include <Quantity_NameOfColor.hxx>
39 
40 class GLViewer_Viewer;
41 
46 class GLVIEWER_API GLViewer_Selector : public QObject
47 {
48  Q_OBJECT
49 
50 public:
51  GLViewer_Selector( GLViewer_Viewer* );
52  ~GLViewer_Selector();
53 
54 public:
56  void lock( bool );
57  void setMinRectSize( const QSize& minSize );
58 
60  virtual void detect( int x, int y ) = 0;
61  virtual void undetectAll() = 0;
62 
64  virtual void select( bool append = false ) = 0;
66  virtual void select( const QRect&, bool append = false ) = 0;
67  virtual void unselectAll() = 0;
68  virtual int numSelected() const = 0;
69 
70  virtual void setHilightColor( Quantity_NameOfColor ) = 0;
71  virtual void setSelectColor( Quantity_NameOfColor ) = 0;
73 
74  virtual void checkSelection( int, bool, int ) = 0;
75 
77  static int appendKey() { return apppendKey; }
78  static void setAppendKey( int k ) { apppendKey = k; }
79 
80 signals:
81  void selSelectionCancel();
82  void selSelectionDone( bool append, SelectionChangeStatus status );
83 
84 protected:
85 // void setStatus( SelectionChangeStatus theStatus ){ myStatus = theStatus; }
86 // SelectionChangeStatus status( return myStatus; }
87 
88  GLViewer_Viewer* myViewer;
89  bool myLocked;
90  QSize myMinRectSize;
91 
92 private:
93 // SelectionChangeStatus myStatus;
94  static int apppendKey;
95 };
96 
97 #endif