TnFXVTKCanvas.h

Go to the documentation of this file.

/* This file was taken from http://sourceforge.net/projects/vtkfox
Resides in the public domain
*/
#if FX_GRAPHINGMODULE

#ifndef TNFXVTKCANVAS_H
#define TNFXVTKCANVAS_H

#include "FXGLCanvas.h"
#include "FXGenericTools.h"
#if HAVE_VTK
#include <vtkRenderWindowInteractor.h>
#endif

namespace FX {

class vtkTnFXRenderWindowInteractor;

template<class type> class TnFXVTKHold : public Generic::ptr<type, Pol::destructiveCopyNoDelete>
{
public:
    TnFXVTKHold(type *p=0) : Generic::ptr<type, Pol::destructiveCopyNoDelete>(p) { }
    ~TnFXVTKHold()
    {
        if(PtrPtr(*this)) PtrRelease(*this)->Delete();
    }
    TnFXVTKHold &operator=(const TnFXVTKHold &o)
    {
        if(PtrPtr(*this)) PtrRelease(*this)->Delete();
        Generic::ptr<type, Pol::destructiveCopyNoDelete>::data=o.data;
        o.data=0;
        return *this;
    }
};

class FXGRAPHINGMODULEAPI TnFXVTKCanvas : public FXGLCanvas
{
    FXDECLARE(TnFXVTKCanvas)

    vtkTnFXRenderWindowInteractor *_fxrwi;
    void *_id;
    void *_display;
protected:
    TnFXVTKCanvas() {}
    
    // not implemented (should cause compile error if object is copied)
    TnFXVTKCanvas(const TnFXVTKCanvas& FVC);
    TnFXVTKCanvas& operator=(const TnFXVTKCanvas& FVC);
public:
    TnFXVTKCanvas(FXComposite *p, FXGLVisual *vis, FXObject *tgt = NULL, FXSelector sel = 0, FXuint opts = 0, FXint x = 0, FXint y = 0, FXint w = 0, FXint h = 0);
    TnFXVTKCanvas(FXComposite *p, FXGLVisual *vis, FXGLCanvas *sharegroup, FXObject *tgt=NULL, FXSelector sel=0, FXuint opts=0, FXint x=0, FXint y=0, FXint w=0, FXint h=0);
    ~TnFXVTKCanvas();

    vtkTnFXRenderWindowInteractor* interactor() const throw();
    void setInteractor(vtkTnFXRenderWindowInteractor *fxrwi) throw();
    
    virtual void render(bool makeCurrent=true);

    virtual void create();

public:
    long onPaint(FXObject *obj, FXSelector sel, void *data);
    long onTimeout(FXObject *obj, FXSelector sel, void *data);
    long onResize(FXObject *obj, FXSelector sel, void *data);
    
    long onLeftButtonDown(FXObject *obj, FXSelector sel, void *data);
    long onLeftButtonUp(FXObject *obj, FXSelector sel, void *data);
    long onMiddleButtonDown(FXObject *obj, FXSelector sel, void *data);
    long onMiddleButtonUp(FXObject *obj, FXSelector sel, void *data);
    long onRightButtonDown(FXObject *obj, FXSelector sel, void *data);
    long onRightButtonUp(FXObject *obj, FXSelector sel, void *data);
    long onMotion(FXObject *obj, FXSelector sel, void *data);
    long onKeyboard(FXObject *obj, FXSelector sel, void *data);
};

#ifdef HAVE_VTK

// Suppress warning about vtkRenderWindowInteractor not being a suitable base class
#ifdef _MSC_VER
#if _MSC_VER >= 1200
#pragma warning( push )
#endif
#pragma warning( disable : 4275 )
#endif

class FXGRAPHINGMODULEAPI vtkTnFXRenderWindowInteractor : public vtkRenderWindowInteractor
{
public:
    vtkTnFXRenderWindowInteractor(TnFXVTKCanvas *canvas=0);
    ~vtkTnFXRenderWindowInteractor();

    TnFXVTKCanvas *canvas() const throw();
    void setCanvas(TnFXVTKCanvas *canvas) throw();
    
    virtual void Initialize();
    virtual void Enable();
    virtual void Disable();
    virtual void Start();
    virtual void SetRenderWindow(vtkRenderWindow *renderer);
    virtual void UpdateSize(int w, int h);
    virtual void TerminateApp();
    virtual int CreateTimer(int timertype);
    virtual int DestroyTimer(void);

    
    virtual char const* GetClassNameW() const { return "vtkTnFXRenderWindowInteractor"; }
    
protected:
    // not implemented (should cause compile error)
    vtkTnFXRenderWindowInteractor(const vtkTnFXRenderWindowInteractor& RWI);
    vtkTnFXRenderWindowInteractor& operator=(const vtkTnFXRenderWindowInteractor& RWI);
    
private:
    TnFXVTKCanvas *_canvas;
};

// Restore previous warning levels
#ifdef _MSC_VER
#if _MSC_VER >= 1200
#pragma warning( pop )
#endif
#endif

#endif

}

#endif
#endif

---

(C) 2002-2009 Niall Douglas. Some parts (C) to assorted authors.