/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: cuigrfflt.hxx,v $
 *
 *  $Revision: 1.6 $
 *
 *  last change: $Author: hr $ $Date: 2007-06-27 16:58:15 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *    Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/

#ifndef _CUI_GRFFLT_HXX
#define _CUI_GRFFLT_HXX

#ifndef _SV_FIXED_HXX
#include <vcl/fixed.hxx>
#endif
#ifndef _SV_FIELD_HXX
#include <vcl/field.hxx>
#endif
#ifndef _SV_BUTTON_HXX
#include <vcl/button.hxx>
#endif
#ifndef _SV_TIMER_HXX
#include <vcl/timer.hxx>
#endif
#ifndef _SV_DIALOG_HXX
#include <vcl/dialog.hxx>
#endif
#ifndef _SV_GROUP_HXX
#include <vcl/group.hxx>
#endif
#ifndef _SV_SALBTYPE_HXX
#include <vcl/salbtype.hxx>
#endif
#ifndef _GRFMGR_HXX
#include <goodies/grfmgr.hxx>
#endif

#ifndef _GRAPHCTL_HXX
#include <svx/graphctl.hxx>
#endif
#ifndef _SVX_DLG_CTRL_HXX
#include <svx/dlgctrl.hxx>
#endif
#ifndef _SVX_RECTENUM_HXX
#include <svx/rectenum.hxx>
#endif
/*
// ---------------
// - Error codes -
// ---------------

#define SVX_GRAPHICFILTER_ERRCODE_NONE              0x00000000
#define SVX_GRAPHICFILTER_UNSUPPORTED_GRAPHICTYPE   0x00000001
#define SVX_GRAPHICFILTER_UNSUPPORTED_SLOT          0x00000002

// --------------------
// - SvxGraphicFilter -
// --------------------

class SfxRequest;
class SfxItemSet;

class SvxGraphicFilter
{
public:

    static ULONG    ExecuteGrfFilterSlot( SfxRequest& rReq, GraphicObject& rFilterObject );
    static void     DisableGraphicFilterSlots( SfxItemSet& rSet );
};
*/
// -----------------------
// - 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;
    PreviewWindow   maPreview;
    FixedLine       maFlParameter;
    OKButton        maBtnOK;
    CancelButton    maBtnCancel;
    HelpButton      maBtnHelp;

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

protected:

    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,
                                         USHORT nTileWidth, USHORT nTileHeight, 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()); }
    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,
                                           BYTE nGreyThreshold, BOOL bInvert );
                    ~GraphicFilterSolarize();

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

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

class GraphicFilterSepia : public GraphicFilterDialog
{
private:

    FixedText       maFtSepia;
    MetricField     maMtrSepia;

public:

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

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

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

class GraphicFilterPoster : public GraphicFilterDialog
{
private:

    FixedText       maFtPoster;
    NumericField    maNumPoster;

public:

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

    virtual Graphic GetFilteredGraphic( const Graphic& rGraphic, double fScaleX, double fScaleY );
    USHORT          GetPosterColorCount() const { return( (USHORT) 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