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#ifndef _GRAPHCTL_HXX
#define _GRAPHCTL_HXX

// include ---------------------------------------------------------------

#include <vcl/ctrl.hxx>
#include <vcl/graph.hxx>
#include "svx/svxdllapi.h"

#include <svx/svdview.hxx>
#include <svx/svdobj.hxx>

class GraphCtrlUserCall;
class SvxGraphCtrlAccessibleContext;

#define WB_SDRMODE		((WinBits)0x0080)
#define WB_ANIMATION	((WinBits)0x0100)

class SVX_DLLPUBLIC GraphCtrl : public Control
{
    friend class GraphCtrlView;
    friend class GraphCtrlUserCall;

    Graphic				aGraphic;
    Timer				aUpdateTimer;
    Link				aMousePosLink;
    Link				aGraphSizeLink;
    Link				aMarkObjLink;
    Link				aUpdateLink;
    MapMode				aMap100;
    Size				aGraphSize;
    Point				aMousePos;
    GraphCtrlUserCall*	pUserCall;
    WinBits				nWinStyle;
    SdrObjKind			eObjKind;
    sal_uInt16				nPolyEdit;
    sal_Bool				bEditMode;
    sal_Bool				bSdrMode;
    sal_Bool				bAnim;

                        DECL_LINK( UpdateHdl, Timer* );

    SvxGraphCtrlAccessibleContext* mpAccContext;

protected:

    SdrModel*			pModel;
    SdrView*			pView;

    virtual void		Paint( const Rectangle& rRect );
    virtual void		Resize();
    virtual void		KeyInput(const KeyEvent& rKEvt);
    virtual void		MouseButtonDown(const MouseEvent& rMEvt);
    virtual void		MouseButtonUp(const MouseEvent& rMEvt);
    virtual void		MouseMove(const MouseEvent& rMEvt);

    virtual void		InitSdrModel();

    virtual void		SdrObjCreated( const SdrObject& rObj );
    virtual void		SdrObjChanged( const SdrObject& rObj );
    virtual	void		MarkListHasChanged();

    SdrObjUserCall*		GetSdrUserCall() { return (SdrObjUserCall*) pUserCall; }

public:

                        GraphCtrl( Window* pParent, const WinBits nWinBits = 0 );
                        GraphCtrl( Window* pParent, const ResId& rResId );
                        ~GraphCtrl();

    void				SetWinStyle( WinBits nWinBits );
    WinBits				GetWinStyle() const { return nWinStyle; }

    void				SetGraphic( const Graphic& rGraphic, sal_Bool bNewModel = sal_True );
    const Graphic&		GetGraphic() const { return aGraphic; }
    const Size&			GetGraphicSize() const { return aGraphSize; }

    const Point&		GetMousePos() const { return aMousePos; }

    void				SetEditMode( const sal_Bool bEditMode );
    sal_Bool				IsEditMode() const { return bEditMode; }

    void				SetPolyEditMode( const sal_uInt16 nPolyEdit );
    sal_uInt16				GetPolyEditMode() const { return nPolyEdit; }

    void				SetObjKind( const SdrObjKind eObjKind );
    SdrObjKind			GetObjKind() const { return eObjKind; }

    SdrModel*			GetSdrModel() const { return pModel; }
    SdrView*			GetSdrView() const { return pView; }
    SdrObject*			GetSelectedSdrObject() const;
    sal_Bool				IsChanged() const { return bSdrMode ? pModel->IsChanged() : sal_False; }

    void				SetMousePosLink( const Link& rLink ) { aMousePosLink = rLink; }
    const Link&			GetMousePosLink() const { return aMousePosLink; }

    void				SetGraphSizeLink( const Link& rLink ) { aGraphSizeLink = rLink; }
    const Link&			GetGraphSizeLink() const { return aGraphSizeLink; }

    void				SetMarkObjLink( const Link& rLink ) { aMarkObjLink = rLink; }
    const Link&			GetMarkObjLink() const { return aMarkObjLink; }

    void				SetUpdateLink( const Link& rLink ) { aUpdateLink = rLink; }
    const Link&			GetUpdateLink() const { return aUpdateLink; }

    static String		GetStringFromDouble( const double& rDouble );

    virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > CreateAccessible();
};


class GraphCtrlUserCall : public SdrObjUserCall
{
    GraphCtrl&		rWin;

public:

                    GraphCtrlUserCall( GraphCtrl& rGraphWin ) : rWin( rGraphWin ) {};
    virtual			~GraphCtrlUserCall() {};

    virtual void	Changed( const SdrObject& rObj, SdrUserCallType eType, const Rectangle& rOldBoundRect );
};

class GraphCtrlView : public SdrView
{
    GraphCtrl&		rGraphCtrl;

protected:

    virtual void	MarkListHasChanged()
                    {
                        SdrView::MarkListHasChanged();
                        rGraphCtrl.MarkListHasChanged();
                    }

public:

                    GraphCtrlView( SdrModel* pModel, GraphCtrl* pWindow) :
                            SdrView		( pModel, pWindow ),
                            rGraphCtrl	( *pWindow ) {};

    virtual			~GraphCtrlView() {};
};

#endif // _GRAPHCTL_HXX

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