src/OCCViewer/OCCViewer_ViewPort.h

   1 #ifndef OCCVIEWER_VIEWPORT_H
   2 #define OCCVIEWER_VIEWPORT_H
   3
   4 #include "OCCViewer.h"
   5
   6 #include "QtxAction.h"
   7
   8 #include <qlist.h>
   9 #include <qcolor.h>
  10 #include <qwidget.h>
  11
  12 #include <Aspect_Window.hxx>
  13
  14 class QRect;
  15 class QCursor;
  16 class QPainter;
  17 class OCCViewer_ViewSketcher;
  18 class OCCViewer_ViewTransformer;
  19
  20 class OCCVIEWER_EXPORT OCCViewer_ViewPort : public QWidget
  21 {
  22         Q_OBJECT
  23
  24   friend class OCCViewer_ViewSketcher;
  25
  26 public:
  27   OCCViewer_ViewPort( QWidget* parent );
  28         virtual ~OCCViewer_ViewPort();
  29
  30 public:
  31         void                             setSketchingEnabled( bool );
  32   bool                           isSketchingEnabled() const;
  33   void                           setTransformEnabled( bool );
  34   bool                           isTransformEnabled() const;
  35
  36   virtual QColor                         backgroundColor() const;
  37   virtual void                     setBackgroundColor( const QColor& );
  38
  39   void                           redrawPainters();
  40
  41   virtual void                     onUpdate();
  42
  43 protected:
  44 //      enum ViewType { Type2D, Type3D };
  45         void                                     selectVisualId();
  46
  47 // EVENTS
  48         virtual void                   paintEvent( QPaintEvent *);
  49         virtual void                     mouseMoveEvent( QMouseEvent *);
  50         virtual void                     mouseReleaseEvent( QMouseEvent *);
  51         virtual void                     mousePressEvent( QMouseEvent *);
  52         virtual void                     mouseDoubleClickEvent( QMouseEvent *);
  53   virtual void                     keyPressEvent( QKeyEvent *);
  54   virtual void                     keyReleaseEvent( QKeyEvent *);
  55
  56 // TO BE REDEFINED
  57   virtual void                   reset() = 0;
  58   virtual void                   pan( int, int ) = 0;
  59         virtual void                     setCenter( int, int ) = 0;
  60         virtual void                     fitRect( const QRect& ) = 0;
  61   virtual void                   zoom( int, int, int, int ) = 0;
  62   virtual void                   fitAll( bool keepScale = false, bool withZ = true ) = 0;
  63
  64 // POPUP
  65 //  void                             onCreatePopup( QPopupMenu* );
  66 //      void                             onDestroyPopup( QPopupMenu* );
  67
  68 protected slots:
  69   virtual void                   onChangeBgColor();
  70
  71 signals:
  72   void                                   vpKeyEvent( QKeyEvent* );
  73   void                                   vpMouseEvent( QMouseEvent* );
  74         void                                 vpDrawExternal( QPainter* );
  75   void                           vpChangeBGColor( QColor );
  76
  77 private:
  78         void                             initialize();
  79         void                             cleanup();
  80
  81 protected:
  82   Handle(Aspect_Window)         myWindow;
  83   bool                                      myEnableSketching;
  84   bool                                      myEnableTransform;
  85   bool                                      myPaintersRedrawing;        /* set to draw externally */
  86   QPtrList<QtxAction>           myPopupActions;
  87
  88 private:
  89         static int                               nCounter;                              /* objects counter */
  90 };
  91
  92 #endif