src/OCCViewer/OCCViewer_ViewModel.h

   1 // Copyright (C) 2007-2013  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.
  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 #ifndef OCCVIEWER_VIEWMODEL_H
  24 #define OCCVIEWER_VIEWMODEL_H
  25
  26 #include <QColor>
  27 #include <QPoint>
  28 #include <QVector>
  29
  30 #include "OCCViewer.h"
  31
  32 #include "Qtx.h"
  33 #include "SUIT_ViewModel.h"
  34
  35 #include <V3d_View.hxx>
  36 #include <AIS_Trihedron.hxx>
  37 #include <AIS_InteractiveContext.hxx>
  38 #include <Basics_OCCTVersion.hxx>
  39
  40 class QKeyEvent;
  41 class QMouseEvent;
  42
  43 class SUIT_ViewWindow;
  44 class SUIT_Desktop;
  45 class OCCViewer_ViewWindow;
  46
  47 class AIS_ListOfInteractive;
  48
  49 #ifdef WIN32
  50 #pragma warning( disable:4251 )
  51 #endif
  52
  53 class OCCVIEWER_EXPORT OCCViewer_Viewer: public SUIT_ViewModel
  54 {
  55   Q_OBJECT
  56
  57 public:
  58   /*! supported gradient types */
  59   enum {
  60     HorizontalGradient, VerticalGradient,
  61     Diagonal1Gradient,  Diagonal2Gradient,
  62     Corner1Gradient,    Corner2Gradient,
  63     Corner3Gradient,    Corner4Gradient,
  64     LastGradient = Corner4Gradient
  65   };
  66
  67   static QString           Type() { return "OCCViewer"; }
  68   static QString           backgroundData( QStringList&, QIntList&, QIntList& );
  69
  70   OCCViewer_Viewer( bool DisplayTrihedron = true);
  71   virtual ~OCCViewer_Viewer();
  72
  73   void update();
  74
  75   virtual SUIT_ViewWindow*        createView(SUIT_Desktop* theDesktop);
  76
  77   virtual void                    setViewManager(SUIT_ViewManager* theViewManager);
  78   virtual QString                 getType() const { return Type(); }
  79
  80   virtual void                    contextMenuPopup(QMenu*);
  81
  82   void                            getSelectedObjects(AIS_ListOfInteractive& theList);
  83   void                            setObjectsSelected(const AIS_ListOfInteractive& theList);
  84   void                            setSelected(const Handle(AIS_InteractiveObject)& theIO) { myAISContext->SetSelected(theIO);}
  85
  86   void                            performSelectionChanged();
  87   // emit signal selectionChanged
  88
  89   QColor                          backgroundColor() const;                              // obsolete
  90   void                            setBackgroundColor( const QColor& );                  // obsolete
  91   Qtx::BackgroundData             background() const;
  92   void                            setBackground( const Qtx::BackgroundData& );
  93
  94   QColor                          backgroundColor(int theViewId) const;                 // obsolete
  95   void                            setBackgroundColor( int theViewId, const QColor& );   // obsolete
  96   Qtx::BackgroundData             background(int theViewId) const;
  97   void                            setBackground( int theViewId, const Qtx::BackgroundData& );
  98
  99   //! returns true if 3d Trihedron in viewer was created
 100   bool                            trihedronActivated() const { return !myTrihedron.IsNull(); }
 101
 102   void                            toggleTrihedron();
 103   bool                            isTrihedronVisible() const;
 104   virtual void                    setTrihedronShown( const bool );
 105
 106   double                          trihedronSize() const;
 107   virtual void                    setTrihedronSize( const double , bool isRelative = true);
 108
 109   bool                            trihedronRelative() const {return myIsRelative; }
 110
 111   // a utility function, used by SALOME_View_s methods
 112   bool                            computeTrihedronSize( double& theNewSize, double& theSize );
 113
 114   void                            updateTrihedron();
 115
 116
 117   virtual OCCViewer_ViewWindow*   createSubWindow();
 118
 119 public:
 120   Handle(V3d_Viewer)              getViewer3d()    const { return myV3dViewer;}
 121 #if OCC_VERSION_LARGE <= 0x06060000
 122   Handle(V3d_Viewer)              getCollector3d() const { return myV3dCollector; }
 123 #endif
 124   Handle(AIS_InteractiveContext)  getAISContext()  const { return myAISContext; }
 125   Handle(AIS_Trihedron)           getTrihedron()   const { return myTrihedron; }
 126
 127   int                             getTopLayerId();
 128
 129   int                             interactionStyle() const;
 130   void                            setInteractionStyle( const int );
 131
 132   int                             zoomingStyle() const;
 133   void                            setZoomingStyle( const int );
 134
 135   void                            enablePreselection(bool isEnabled);
 136   bool                            isPreselectionEnabled() const;
 137
 138   void                            enableSelection(bool isEnabled);
 139   bool                            isSelectionEnabled() const;
 140
 141   void                            setSelectionOptions( bool, bool );
 142
 143   void                            enableMultiselection(bool isEnable);
 144   bool                            isMultiSelectionEnabled() const { return myMultiSelectionEnabled; }
 145
 146   int                             getSelectionCount() const { return (!myAISContext.IsNull())? myAISContext->NbSelected():0; }
 147
 148   bool                            isStaticTrihedronDisplayed() { return myShowStaticTrihedron; }
 149   void                            setStaticTrihedronDisplayed(const bool on);
 150
 151   /* Selection management */
 152   bool    highlight( const Handle(AIS_InteractiveObject)&, bool, bool=true );
 153   bool    unHighlightAll( bool=true, bool=true );
 154   bool    isInViewer( const Handle(AIS_InteractiveObject)&, bool=false );
 155   bool    isVisible( const Handle(AIS_InteractiveObject)& );
 156
 157   void    setColor( const Handle(AIS_InteractiveObject)&, const QColor&, bool=true );
 158   void    switchRepresentation( const Handle(AIS_InteractiveObject)&, int, bool=true );
 159   void    setTransparency( const Handle(AIS_InteractiveObject)&, float, bool=true );
 160   void    setIsos( const int u, const int v ); // number of isolines
 161   void    isos( int& u, int& v ) const;
 162
 163   void    initView( OCCViewer_ViewWindow* view );
 164
 165 signals:
 166   void selectionChanged();
 167   void deselection();
 168
 169 protected slots:
 170   virtual void onMousePress(SUIT_ViewWindow*, QMouseEvent*);
 171   virtual void onMouseMove(SUIT_ViewWindow*, QMouseEvent*);
 172   virtual void onMouseRelease(SUIT_ViewWindow*, QMouseEvent*);
 173   virtual void onKeyPress(SUIT_ViewWindow*, QKeyEvent*);
 174   virtual void onViewClosed();
 175   virtual void onViewMapped();
 176
 177   void onDumpView();
 178   void onChangeBackground();
 179
 180 protected:
 181   Handle(V3d_Viewer)              myV3dViewer;
 182
 183 #if OCC_VERSION_LARGE <= 0x06060000
 184   Handle(V3d_Viewer)              myV3dCollector;
 185 #endif
 186
 187
 188   Handle(AIS_Trihedron)           myTrihedron;
 189   Handle(AIS_InteractiveContext)  myAISContext;
 190
 191   int                             myInteractionStyle;
 192   int                             myZoomingStyle;
 193
 194   bool                            myPreselectionEnabled;
 195   bool                            mySelectionEnabled;
 196   bool                            myMultiSelectionEnabled;
 197   bool                            myIsRelative;
 198
 199   int                             myTopLayerId;
 200
 201   //QColor                          myBgColor;
 202   QPoint                          myStartPnt, myEndPnt, myCurPnt;
 203
 204   bool                            myShowStaticTrihedron;
 205
 206   double                          myTrihedronSize;
 207
 208   QVector<Qtx::BackgroundData>    myBackgrounds;
 209 };
 210
 211 #ifdef WIN32
 212 #pragma warning( default:4251 )
 213 #endif
 214
 215 #endif