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#ifndef _CUI_GRFFLT_HXX
#define _CUI_GRFFLT_HXX

#include <vcl/fixed.hxx>
#include <vcl/field.hxx>
#include <vcl/button.hxx>
#include <vcl/timer.hxx>
#include <vcl/dialog.hxx>
#include <vcl/group.hxx>
#include <vcl/salbtype.hxx>
#include <svtools/grfmgr.hxx>
#include <svx/graphctl.hxx>
#include <svx/dlgctrl.hxx>
#include <svx/rectenum.hxx>

// -----------------------
// - GraphicFilterDialog -
// -----------------------

class GraphicFilterDialog : public ModalDialog
{
private:

    class PreviewWindow : public Control
    {
    private:
        
        GraphicObject	maGraphic;

        virtual void	Paint( const Rectangle& rRect );

    public:

                        PreviewWindow( Window* pParent, const ResId& rResId );
                        ~PreviewWindow();

        void			SetGraphic( const Graphic& rGraphic );
    };

private:

    Timer			maTimer;
    Link			maModifyHdl;
    Graphic			maGraphic;
    double			mfScaleX;
    double			mfScaleY;
    Size			maSizePixel;

                    DECL_LINK( ImplPreviewTimeoutHdl, Timer* pTimer );
                    DECL_LINK( ImplModifyHdl, void* p );

protected:
    PreviewWindow	maPreview;
    OKButton		maBtnOK;
    CancelButton	maBtnCancel;
    HelpButton		maBtnHelp;
    FixedLine		maFlParameter;

    const Link&		GetModifyHdl() const { return maModifyHdl; }
    const Size&		GetGraphicSizePixel() const { return maSizePixel; }

public:				
                    
                    GraphicFilterDialog( Window* pParent, const ResId& rResId, const Graphic& rGraphic );
                    ~GraphicFilterDialog();

    virtual Graphic	GetFilteredGraphic( const Graphic& rGraphic, double fScaleX, double fScaleY ) = 0;
};

// -----------------------
// - GraphicFilterMosaic -
// -----------------------

class GraphicFilterMosaic : public GraphicFilterDialog
{
private:

    FixedText		maFtWidth;
    MetricField		maMtrWidth;
    FixedText		maFtHeight;
    MetricField		maMtrHeight;
    CheckBox		maCbxEdges;

public:

                    GraphicFilterMosaic( Window* pParent, const Graphic& rGraphic,
                                         sal_uInt16 nTileWidth, sal_uInt16 nTileHeight, sal_Bool bEnhanceEdges );
                    ~GraphicFilterMosaic();

    virtual Graphic	GetFilteredGraphic( const Graphic& rGraphic, double fScaleX, double fScaleY );
    long			GetTileWidth() const { return static_cast<long>(maMtrWidth.GetValue()); }
    long			GetTileHeight() const { return static_cast<long>(maMtrHeight.GetValue()); }
    sal_Bool			IsEnhanceEdges() const { return maCbxEdges.IsChecked(); }
};

// -------------------------
// - GraphicFilterSolarize -
// -------------------------

class GraphicFilterSolarize : public GraphicFilterDialog
{
private:

    FixedText		maFtThreshold;
    MetricField		maMtrThreshold;
    CheckBox		maCbxInvert;

public:

                    GraphicFilterSolarize( Window* pParent, const Graphic& rGraphic,
                                           sal_uInt8 nGreyThreshold, sal_Bool bInvert );
                    ~GraphicFilterSolarize();

    virtual Graphic	GetFilteredGraphic( const Graphic& rGraphic, double fScaleX, double fScaleY );
    sal_uInt8			GetGreyThreshold() const { return( (sal_uInt8) FRound( maMtrThreshold.GetValue() * 2.55 ) ); }
    sal_Bool			IsInvert() const { return maCbxInvert.IsChecked(); }
};

// ----------------------
// - GraphicFilterSepia -
// ----------------------

class GraphicFilterSepia : public GraphicFilterDialog
{
private:

    FixedText		maFtSepia;
    MetricField		maMtrSepia;

public:

                    GraphicFilterSepia( Window* pParent, const Graphic& rGraphic,
                                        sal_uInt16 nSepiaPercent );
                    ~GraphicFilterSepia();

    virtual Graphic	GetFilteredGraphic( const Graphic& rGraphic, double fScaleX, double fScaleY );
    sal_uInt16			GetSepiaPercent() const
    { return sal::static_int_cast< sal_uInt16 >(maMtrSepia.GetValue()); }
};

// -----------------------
// - GraphicFilterPoster -
// -----------------------

class GraphicFilterPoster : public GraphicFilterDialog
{
private:

    FixedText		maFtPoster;
    NumericField	maNumPoster;

public:

                    GraphicFilterPoster( Window* pParent, const Graphic& rGraphic,
                                         sal_uInt16 nPosterColorCount );
                    ~GraphicFilterPoster();

    virtual Graphic	GetFilteredGraphic( const Graphic& rGraphic, double fScaleX, double fScaleY );
    sal_uInt16			GetPosterColorCount() const { return( (sal_uInt16) maNumPoster.GetValue() ); }
};

// -----------------------
// - GraphicFilterEmboss -
// -----------------------

class GraphicFilterEmboss : public GraphicFilterDialog
{
private:

    class EmbossControl : public SvxRectCtl
    {
    private:

        Link			maModifyHdl;

        virtual void	MouseButtonDown( const MouseEvent& rEvt );

    public:

                        EmbossControl( Window* pParent, const ResId& rResId, RECT_POINT eRectPoint ) : 
                            SvxRectCtl( pParent, rResId ) { SetActualRP( eRectPoint ); }
    
        void			SetModifyHdl( const Link& rHdl ) { maModifyHdl = rHdl; }
    };

private:

    FixedText		maFtLight;
    EmbossControl	maCtlLight;

public:

                    GraphicFilterEmboss( Window* pParent, const Graphic& rGraphic,
                                         RECT_POINT eLightSource );
                    ~GraphicFilterEmboss();

    virtual Graphic	GetFilteredGraphic( const Graphic& rGraphic, double fScaleX, double fScaleY );
    RECT_POINT		GetLightSource() const { return maCtlLight.GetActualRP(); }
};

#endif

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