src/OCCViewer/OCCViewer_ViewModel.h

   1 // Copyright (C) 2007-2021  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 #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 #include "OCCViewer_ClipPlane.h"
  32 #include "OCCViewer_ViewWindow.h"
  33
  34 #include "Qtx.h"
  35 #include "SUIT_ViewModel.h"
  36
  37 #include <V3d_View.hxx>
  38 #include <AIS_ColorScale.hxx>
  39 #include <AIS_Trihedron.hxx>
  40 #include <AIS_InteractiveContext.hxx>
  41 #include <AIS_ListOfInteractive.hxx>
  42 #include <Graphic3d_SequenceOfHClipPlane.hxx>
  43
  44 #include <Basics_OCCTVersion.hxx>
  45
  46 class QKeyEvent;
  47 class QMouseEvent;
  48
  49 class SUIT_ViewWindow;
  50 class SUIT_Desktop;
  51 class OCCViewer_ClippingDlg;
  52 class OCCViewer_ViewWindow;
  53 class OCCViewer_ViewPort3d;
  54
  55 class QtxAction;
  56
  57
  58 #ifdef WIN32
  59 #pragma warning( disable:4251 )
  60 #endif
  61
  62 /**
  63 An object wich provides alternative way to fit scene in a view
  64 */
  65 class OCCViewer_Fitter
  66 {
  67 public:
  68   /// A method which has top be reimplemented to provide alterantive implementation FitAll command
  69   /// \param theView - a view which has to be fit
  70   virtual void fitAll(Handle(V3d_View) theView) = 0;
  71 };
  72
  73
  74
  75 class OCCVIEWER_EXPORT OCCViewer_Viewer: public SUIT_ViewModel
  76 {
  77   Q_OBJECT
  78
  79 public:
  80   /*! supported gradient types */
  81   enum {
  82     HorizontalGradient, VerticalGradient,
  83     Diagonal1Gradient,  Diagonal2Gradient,
  84     Corner1Gradient,    Corner2Gradient,
  85     Corner3Gradient,    Corner4Gradient,
  86     LastGradient = Corner4Gradient
  87   };
  88   /*! supported stereo types */
  89   enum {
  90     QuadBufferType,    AnaglyphType,
  91     RowInterlacedType, ColumnInterlacedType,
  92     ChessBoardType,    SideBySideType,
  93     OverUnderType
  94   };
  95
  96   static QString           Type() { return "OCCViewer"; }
  97   static QString           backgroundData( QStringList&, QIntList&, QIntList& );
  98   static void              stereoData( QStringList&, QIntList&);
  99
 100   OCCViewer_Viewer( bool DisplayTrihedron = true);
 101   virtual ~OCCViewer_Viewer();
 102
 103   void update();
 104
 105   virtual SUIT_ViewWindow*        createView(SUIT_Desktop* theDesktop);
 106
 107   virtual void                    setViewManager(SUIT_ViewManager* theViewManager);
 108   virtual QString                 getType() const { return Type(); }
 109
 110   virtual void                    contextMenuPopup(QMenu*);
 111
 112   void                            getSelectedObjects(AIS_ListOfInteractive& theList);
 113   void                            setObjectsSelected(const AIS_ListOfInteractive& theList);
 114   void                            setSelected(const Handle(AIS_InteractiveObject)& theIO) { myAISContext->SetSelected(theIO,Standard_True);}
 115
 116   void                            performSelectionChanged();
 117   // emit signal selectionChanged
 118
 119   void                            setDefaultLights();
 120
 121   QColor                          backgroundColor() const;                              // obsolete
 122   void                            setBackgroundColor( const QColor& );                  // obsolete
 123   Qtx::BackgroundData             background() const;
 124   void                            setBackground( const Qtx::BackgroundData& );
 125
 126   QColor                          backgroundColor(int theViewId) const;                 // obsolete
 127   void                            setBackgroundColor( int theViewId, const QColor& );   // obsolete
 128   Qtx::BackgroundData             background(int theViewId) const;
 129   void                            setBackground( int theViewId, const Qtx::BackgroundData& );
 130
 131   bool                            isColorScaleVisible() const;
 132   virtual void                    setColorScaleShown( const bool );
 133
 134   //! returns true if 3d Trihedron in viewer was created
 135   bool                            trihedronActivated() const { return !myTrihedron.IsNull(); }
 136
 137   void                            toggleTrihedron();
 138   bool                            isTrihedronVisible() const;
 139   virtual void                    setTrihedronShown( const bool );
 140
 141   double                          trihedronSize() const;
 142   virtual void                    setTrihedronSize( const double , bool isRelative = true);
 143
 144   bool                            trihedronRelative() const {return myIsRelative; }
 145
 146   // a utility functions, used by SALOME_View_s methods
 147   bool                            computeTrihedronSize( double& theNewSize, double& theSize );
 148   virtual double                  computeSceneSize(const Handle(V3d_View)&) const;
 149
 150   void                            updateTrihedron();
 151
 152
 153   virtual OCCViewer_ViewWindow*   createSubWindow();
 154
 155   // Methods to access fitter
 156
 157   /// Returns currently installed fitter
 158   OCCViewer_Fitter* fitter() const { return myFitter; }
 159
 160   /// Installs new fitter
 161   /// \param theFitter a new fitter
 162   void setFitter(OCCViewer_Fitter* theFitter) {
 163     myFitter = theFitter;
 164   }
 165
 166
 167 public:
 168   Handle(V3d_Viewer)              getViewer3d()    const { return myV3dViewer;}
 169   Handle(AIS_InteractiveContext)  getAISContext()  const { return myAISContext; }
 170   Handle(AIS_ColorScale)          getColorScale()  const { return myColorScale; }
 171   Handle(AIS_Trihedron)           getTrihedron()   const { return myTrihedron; }
 172
 173   int                             getTopLayerId();
 174
 175   int                             interactionStyle() const;
 176   void                            setInteractionStyle( const int );
 177
 178   int                             projectionType() const;
 179   void                            setProjectionType( const int );
 180   int                             stereoType() const;
 181   void                            setStereoType( const int );
 182
 183   OCCViewer_ViewWindow::SelectionStyle selectionStyle() const;
 184   void                            setSelectionStyle(OCCViewer_ViewWindow::SelectionStyle);
 185
 186   int                             anaglyphFilter() const;
 187   void                            setAnaglyphFilter( const int );
 188
 189   void                            setStereographicFocus( const int, const double );
 190   int                             stereographicFocusType() const;
 191   double                          stereographicFocusValue() const;
 192
 193   void                            setInterocularDistance( const int, const double );
 194   int                             interocularDistanceType() const;
 195   double                          interocularDistanceValue() const;
 196
 197   bool                            isReverseStereo() const;
 198   void                            setReverseStereo( const bool );
 199
 200   bool                            isVSync() const;
 201   void                            setVSync( const bool );
 202
 203   bool                            isQuadBufferSupport() const;
 204   void                            setQuadBufferSupport( const bool );
 205   int                             zoomingStyle() const;
 206   void                            setZoomingStyle( const int );
 207
 208   void                            enablePreselection(bool isEnabled);
 209   bool                            isPreselectionEnabled() const;
 210
 211   void                            enableSelection(bool isEnabled);
 212   bool                            isSelectionEnabled() const;
 213
 214   void                            setSelectionOptions( bool, bool );
 215
 216   void                            enableMultiselection(bool isEnable);
 217   bool                            isMultiSelectionEnabled() const { return myMultiSelectionEnabled; }
 218
 219   bool                            enableDrawMode( bool on );
 220
 221   void                            setClippingColor( const QColor& );
 222   QColor                          clippingColor() const;
 223
 224   void                            setClippingTextureParams( const bool, const QString&, const bool, const double );
 225   bool                            isDefaultTextureUsed() const;
 226   QString                         clippingTexture() const;
 227   bool                            isTextureModulated() const;
 228   double                          clippingTextureScale() const;
 229
 230   int                             getSelectionCount() const { return (!myAISContext.IsNull())? myAISContext->NbSelected():0; }
 231
 232   void                            setStaticTrihedronDisplayed(const bool on);
 233
 234   /* Clip planes management */
 235   Handle(Graphic3d_ClipPlane)     createClipPlane(const gp_Pln& thePlane, const Standard_Boolean theIsOn);
 236   void                            setClipPlanes (ClipPlanesList theList);
 237   ClipPlanesList                  getClipPlanes() const;
 238   void                            applyExistingClipPlanesToObject (const Handle(AIS_InteractiveObject)& theObject);
 239
 240   OCCViewer_ClippingDlg*          getClippingDlg() const;
 241   void                            setClippingDlg(OCCViewer_ClippingDlg* theDlg);
 242
 243
 244   /* Selection management */
 245   bool    highlight( const Handle(AIS_InteractiveObject)&, bool, bool=true );
 246   bool    unHighlightAll( bool=true, bool=true );
 247   bool    isInViewer( const Handle(AIS_InteractiveObject)&, bool=false );
 248   bool    isVisible( const Handle(AIS_InteractiveObject)& );
 249
 250   void    setColor( const Handle(AIS_InteractiveObject)&, const QColor&, bool=true );
 251   void    switchRepresentation( const Handle(AIS_InteractiveObject)&, int, bool=true );
 252   void    setTransparency( const Handle(AIS_InteractiveObject)&, float, bool=true );
 253   void    setIsos( const int u, const int v ); // number of isolines
 254   void    isos( int& u, int& v ) const;
 255
 256   void    initView( OCCViewer_ViewWindow* view );
 257
 258 signals:
 259   void selectionChanged();
 260   void deselection();
 261
 262 protected slots:
 263   virtual void onMousePress(SUIT_ViewWindow*, QMouseEvent*);
 264   virtual void onMouseMove(SUIT_ViewWindow*, QMouseEvent*);
 265   virtual void onMouseRelease(SUIT_ViewWindow*, QMouseEvent*);
 266   virtual void onKeyPress(SUIT_ViewWindow*, QKeyEvent*);
 267   virtual void onViewClosed(OCCViewer_ViewPort3d*);
 268   virtual void onViewMapped(OCCViewer_ViewPort3d*);
 269
 270   void onDumpView();
 271   void onChangeBackground();
 272
 273 protected:
 274
 275   Handle(V3d_Viewer)              myV3dViewer;
 276   Handle(AIS_ColorScale)          myColorScale;
 277   Handle(AIS_Trihedron)           myTrihedron;
 278   Handle(AIS_InteractiveContext)  myAISContext;
 279
 280   int                             myInteractionStyle;
 281   int                             myZoomingStyle;
 282   int                             myProjectionType;
 283   int                             myStereoType;
 284   int                             myAnaglyphFilter;
 285   int                             myStereographicFocusType;
 286   int                             myInterocularDistanceType;
 287   OCCViewer_ViewWindow::SelectionStyle mySelectionStyle;
 288
 289   double                          myStereographicFocusValue;
 290   double                          myInterocularDistanceValue;
 291
 292   bool                            myPreselectionEnabled;
 293   bool                            mySelectionEnabled;
 294   bool                            myMultiSelectionEnabled;
 295   bool                            myIsRelative;
 296   bool                            myToReverseStereo;
 297   bool                            myVSyncMode;
 298   bool                            myQuadBufferSupport;
 299
 300   int                             myTopLayerId;
 301
 302   //QColor                          myBgColor;
 303   QPoint                          myStartPnt, myEndPnt, myCurPnt;
 304
 305   double                          myTrihedronSize;
 306
 307   QVector<Qtx::BackgroundData>    myBackgrounds;
 308
 309   OCCViewer_ClippingDlg*          myClippingDlg;
 310
 311   ClipPlanesList                  myClipPlanes;
 312   Graphic3d_SequenceOfHClipPlane  myInternalClipPlanes;
 313
 314   QColor                          myClippingColor;
 315   bool                            myDefaultTextureUsed;
 316   QString                         myClippingTexture;
 317   bool                            myTextureModulated;
 318   double                          myClippingTextureScale;
 319
 320   OCCViewer_Fitter* myFitter;
 321 };
 322
 323 #ifdef WIN32
 324 #pragma warning( default:4251 )
 325 #endif
 326
 327 #endif