src/GraphicsView/GraphicsView_ViewFrame.h

   1 // Copyright (C) 2013-2016  CEA/DEN, EDF R&D, OPEN CASCADE
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 #ifndef GRAPHICSVIEW_VIEWFRAME_H
  21 #define GRAPHICSVIEW_VIEWFRAME_H
  22
  23 #include "GraphicsView.h"
  24
  25 #include <SUIT_ViewWindow.h>
  26
  27 class QGraphicsSceneContextMenuEvent;
  28 class QGraphicsSceneMouseEvent;
  29 class QGraphicsSceneWheelEvent;
  30
  31 class QAction;
  32
  33 class SUIT_Desktop;
  34
  35 class GraphicsView_Viewer;
  36 class GraphicsView_ViewPort;
  37
  38 /*
  39   Class       : GraphicsView_ViewFrame
  40   Description : View frame of the graphics view
  41 */
  42 class GRAPHICSVIEW_API GraphicsView_ViewFrame : public SUIT_ViewWindow
  43 {
  44   Q_OBJECT
  45
  46 public:
  47   enum { DumpId, FitAllId, FitRectId, FitSelectId, ZoomId, PanId, GlobalPanId, ResetId };
  48
  49 public:
  50   GraphicsView_ViewFrame( SUIT_Desktop*, GraphicsView_Viewer*, QWidget* w = NULL );
  51   ~GraphicsView_ViewFrame();
  52
  53   GraphicsView_Viewer*    getViewer() const { return myViewer; }
  54   GraphicsView_ViewPort*  getViewPort() const  { return myViewPort; }
  55
  56   virtual QImage          dumpView();
  57
  58   virtual QString         getVisualParameters();
  59   virtual void            setVisualParameters( const QString& theParameters );
  60
  61   virtual void            expandToolBarActions();
  62   int                     getToolBarId();
  63
  64 public slots:
  65   virtual void showEvent( QShowEvent* );
  66   virtual void hideEvent( QHideEvent* );
  67
  68 protected slots:
  69   void                    onViewPan();
  70   void                    onViewZoom();
  71   void                    onViewFitAll();
  72   void                    onViewFitArea();
  73   void                    onViewFitSelect();
  74   void                    onViewGlobalPan();
  75   void                    onViewReset();
  76
  77 private slots:
  78   void                    keyEvent( QKeyEvent* );
  79   void                    mouseEvent( QGraphicsSceneMouseEvent* );
  80   void                    wheelEvent( QGraphicsSceneWheelEvent* );
  81   void                    contextMenuEvent( QGraphicsSceneContextMenuEvent* );
  82
  83 signals:
  84   void                    keyPressed( QKeyEvent* );
  85   void                    keyReleased( QKeyEvent* );
  86   void                    mousePressed( QGraphicsSceneMouseEvent* );
  87   void                    mouseMoving( QGraphicsSceneMouseEvent* );
  88   void                    mouseReleased( QGraphicsSceneMouseEvent* );
  89   void                    mouseDoubleClicked( QGraphicsSceneMouseEvent* );
  90   void                    wheeling( QGraphicsSceneWheelEvent* );
  91
  92   void                    sketchingFinished( QPainterPath );
  93
  94   void Show( QShowEvent* );
  95   void Hide( QHideEvent* );
  96
  97 protected:
  98   virtual void            createActions();
  99   virtual int             createToolBar();
 100   virtual QString         filter() const;
 101   virtual bool            dumpViewToFormat( const QImage&, const QString& fileName, const QString& format );
 102
 103 private:
 104   GraphicsView_Viewer*    myViewer;
 105   GraphicsView_ViewPort*  myViewPort;
 106
 107   int                     myToolBarId;
 108   QAction*                myScaleAction;
 109   QAction*                myPanAction;
 110 };
 111
 112 #endif