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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sd.hxx"

#include "fusnapln.hxx"
#include <svl/aeitem.hxx>
#include <vcl/msgbox.hxx>
#include <sfx2/request.hxx>


#include "strings.hrc"

#include "sdattr.hxx"
#include "View.hxx"
#include "ViewShell.hxx"
#include "DrawViewShell.hxx"
#include "Window.hxx"
#include "sdenumdef.hxx"
#include "sdresid.hxx"
#include "sdabstdlg.hxx"
#include "app.hrc"
#include <svx/svdpagv.hxx>

namespace sd {

TYPEINIT1( FuSnapLine, FuPoor );

/*************************************************************************
|*
|* Konstruktor
|*
\************************************************************************/

FuSnapLine::FuSnapLine(ViewShell* pViewSh, ::sd::Window* pWin, ::sd::View* pView,
                       SdDrawDocument* pDoc, SfxRequest& rReq) :
    FuPoor(pViewSh, pWin, pView, pDoc, rReq)
{
}

FunctionReference FuSnapLine::Create( ViewShell* pViewSh, ::sd::Window* pWin, ::sd::View* pView, SdDrawDocument* pDoc, SfxRequest& rReq )
{
    FunctionReference xFunc( new FuSnapLine( pViewSh, pWin, pView, pDoc, rReq ) );
    xFunc->DoExecute(rReq);
    return xFunc;
}

void FuSnapLine::DoExecute( SfxRequest& rReq )
{
    const SfxItemSet* pArgs = rReq.GetArgs();
    SdrPageView* pPV = 0;
    USHORT	nHelpLine = 0;
    BOOL	bCreateNew = TRUE;

    // Get index of snap line or snap point from the request.
    SFX_REQUEST_ARG (rReq, pHelpLineIndex, SfxUInt32Item, ID_VAL_INDEX, FALSE);
    if (pHelpLineIndex != NULL)
    {
        nHelpLine = static_cast<USHORT>(pHelpLineIndex->GetValue());
        // Reset the argument pointer to trigger the display of the dialog.
        pArgs = NULL;
    }
    
    if ( !pArgs )
    {
        SfxItemSet aNewAttr(mpViewShell->GetPool(), ATTR_SNAPLINE_START, ATTR_SNAPLINE_END);
        bool bLineExist (false);
        pPV = mpView->GetSdrPageView();
        Point aLinePos;
        
        if (pHelpLineIndex == NULL)
        {
            // The index of the snap line is not provided as argument to the
            // request.  Determine it from the mouse position.
            
            aLinePos = static_cast<DrawViewShell*>(mpViewShell)->GetMousePos();
            static_cast<DrawViewShell*>(mpViewShell)->SetMousePosFreezed( FALSE );


            if ( aLinePos.X() >= 0 )
            {
                aLinePos = mpWindow->PixelToLogic(aLinePos);
                USHORT nHitLog = (USHORT) mpWindow->PixelToLogic(Size(HITPIX,0)).Width();
                bLineExist = mpView->PickHelpLine(aLinePos, nHitLog, *mpWindow, nHelpLine, pPV);
                if ( bLineExist )
                    aLinePos = (pPV->GetHelpLines())[nHelpLine].GetPos();
                else
                    pPV = mpView->GetSdrPageView();

                pPV->LogicToPagePos(aLinePos);
            }
            else
                aLinePos = Point(0,0);
        }
        else
        {
            OSL_ASSERT(pPV!=NULL);
            aLinePos = (pPV->GetHelpLines())[nHelpLine].GetPos();
            pPV->LogicToPagePos(aLinePos);
            bLineExist = true;
        }
        aNewAttr.Put(SfxUInt32Item(ATTR_SNAPLINE_X, aLinePos.X()));
        aNewAttr.Put(SfxUInt32Item(ATTR_SNAPLINE_Y, aLinePos.Y()));

        SdAbstractDialogFactory* pFact = SdAbstractDialogFactory::Create();
        AbstractSdSnapLineDlg* pDlg = pFact ? pFact->CreateSdSnapLineDlg( NULL, aNewAttr, mpView ) : 0;
        if( pDlg )
        {
            if ( bLineExist )
            {
                pDlg->HideRadioGroup();

                const SdrHelpLine& rHelpLine = (pPV->GetHelpLines())[nHelpLine];

                if ( rHelpLine.GetKind() == SDRHELPLINE_POINT )
                {
                    pDlg->SetText(String(SdResId(STR_SNAPDLG_SETPOINT)));
                    pDlg->SetInputFields(TRUE, TRUE);
                }
                else
                {
                    pDlg->SetText(String(SdResId(STR_SNAPDLG_SETLINE)));

                    if ( rHelpLine.GetKind() == SDRHELPLINE_VERTICAL )
                        pDlg->SetInputFields(TRUE, FALSE);
                    else
                        pDlg->SetInputFields(FALSE, TRUE);
                }
                bCreateNew = FALSE;
            }
            else
                pDlg->HideDeleteBtn();

            USHORT nResult = pDlg->Execute();

            pDlg->GetAttr(aNewAttr);
            delete pDlg;

            switch( nResult )
            {
                case RET_OK:
                    rReq.Done(aNewAttr);
                    pArgs = rReq.GetArgs();
                    break;

                case RET_SNAP_DELETE:
                    // Fangobjekt loeschen
                    if ( !bCreateNew )
                        pPV->DeleteHelpLine(nHelpLine);
                    // und weiter wie bei default
                default:
                    return;
            }
        }
    }
    Point aHlpPos;

    aHlpPos.X() = ((const SfxUInt32Item&) pArgs->Get(ATTR_SNAPLINE_X)).GetValue();
    aHlpPos.Y() = ((const SfxUInt32Item&) pArgs->Get(ATTR_SNAPLINE_Y)).GetValue();
    pPV->PagePosToLogic(aHlpPos);

    if ( bCreateNew )
    {
        SdrHelpLineKind eKind;

        pPV = mpView->GetSdrPageView();

        switch ( (SnapKind) ((const SfxAllEnumItem&)
                 pArgs->Get(ATTR_SNAPLINE_KIND)).GetValue() )
        {
            case SK_HORIZONTAL	: eKind = SDRHELPLINE_HORIZONTAL;	break;
            case SK_VERTICAL	: eKind = SDRHELPLINE_VERTICAL; 	break;
            default 			: eKind = SDRHELPLINE_POINT;		break;
        }
        pPV->InsertHelpLine(SdrHelpLine(eKind, aHlpPos));
    }
    else
    {
        const SdrHelpLine& rHelpLine = (pPV->GetHelpLines())[nHelpLine];
        pPV->SetHelpLine(nHelpLine, SdrHelpLine(rHelpLine.GetKind(), aHlpPos));
    }
}

void FuSnapLine::Activate()
{
}

void FuSnapLine::Deactivate()
{
}

} // end of namespace sd

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