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