AOO410/main/sd/source/ui/docshell/docshel2.cxx

/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



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

#include "DrawDocShell.hxx"
#include <vcl/msgbox.hxx>
#include <svx/svdpagv.hxx>
#include <svx/svxdlg.hxx>
#include <svx/dialogs.hrc>

#include "helpids.h"
#include "ViewShell.hxx"
#include "drawview.hxx"
#ifndef SD_FRAMW_VIEW_HXX
#include "FrameView.hxx"
#endif
#include "drawdoc.hxx"
#include "sdpage.hxx"
#include "View.hxx"
#include "ClientView.hxx"
#ifndef SD_WINDOW_SHELL_HXX
#include "Window.hxx"
#endif
#include "strings.hrc"
#include "res_bmp.hrc"
#include "sdresid.hxx"
#include "strmname.h"
#include "fupoor.hxx"
#include <vcl/svapp.hxx>
#include <vcl/virdev.hxx>

namespace sd {

/*************************************************************************
|*
|* Zeichnen der DocShell (mittels der Hilfsklasse SdDrawViewShell)
|*
\************************************************************************/

void DrawDocShell::Draw(OutputDevice* pOut, const JobSetup&, sal_uInt16 nAspect)
{
	if (nAspect == ASPECT_THUMBNAIL)
	{
		/**********************************************************************
		* THUMBNAIL: Hier koennte ev. einmal der Draft-Mode gesetzt werden
		**********************************************************************/
	}

    ClientView* pView = new ClientView(this, pOut, NULL);

	pView->SetHlplVisible(sal_False);
	pView->SetGridVisible(sal_False);
	pView->SetBordVisible(sal_False);
	pView->SetPageVisible(sal_False);
	pView->SetGlueVisible(sal_False);

	SdPage* pSelectedPage = NULL;

	List* pFrameViewList = mpDoc->GetFrameViewList();
	if( pFrameViewList && pFrameViewList->Count() )
	{
		FrameView* pFrameView = (FrameView*)pFrameViewList->GetObject(0);
		if( pFrameView && pFrameView->GetPageKind() == PK_STANDARD )
		{
			sal_uInt16 nSelectedPage = pFrameView->GetSelectedPage();
			pSelectedPage = mpDoc->GetSdPage(nSelectedPage, PK_STANDARD);
		}
	}

	if( NULL == pSelectedPage )
	{
		SdPage* pPage = NULL;
		sal_uInt16 nSelectedPage = 0;
		sal_uInt16 nPageCnt = (sal_uInt16) mpDoc->GetSdPageCount(PK_STANDARD);

		for (sal_uInt16 i = 0; i < nPageCnt; i++)
		{
			pPage = mpDoc->GetSdPage(i, PK_STANDARD);

			if ( pPage->IsSelected() )
			{
				nSelectedPage = i;
				pSelectedPage = pPage;
			}
		}

		if( NULL == pSelectedPage )
			pSelectedPage = mpDoc->GetSdPage(0, PK_STANDARD);
	}

	Rectangle aVisArea = GetVisArea(nAspect);
	pOut->IntersectClipRegion(aVisArea);
	pView->ShowSdrPage(pSelectedPage);

	if (pOut->GetOutDevType() != OUTDEV_WINDOW)
	{
		MapMode aOldMapMode = pOut->GetMapMode();

		if (pOut->GetOutDevType() == OUTDEV_PRINTER)
		{
			MapMode aMapMode = aOldMapMode;
			Point aOrigin = aMapMode.GetOrigin();
			aOrigin.X() += 1;
			aOrigin.Y() += 1;
			aMapMode.SetOrigin(aOrigin);
			pOut->SetMapMode(aMapMode);
		}

		Region aRegion(aVisArea);
		pView->CompleteRedraw(pOut, aRegion);

		if (pOut->GetOutDevType() == OUTDEV_PRINTER)
		{
			pOut->SetMapMode(aOldMapMode);
		}
	}

	delete pView;

//  Fuer Testzwecke: Bitte nicht entfernen!
//
//  GDIMetaFile* pMtf = pOut->GetConnectMetaFile();
//
//  if( pMtf )
//  {
//		String aURLStr;
//
//		if( ::utl::LocalFileHelper::ConvertPhysicalNameToURL( String( RTL_CONSTASCII_USTRINGPARAM( "d:\\gdi.mtf" ) ), aURLStr ) )
//		{
//			SvStream* pOStm = ::utl::UcbStreamHelper::CreateStream( aURLStr, STREAM_WRITE | STREAM_TRUNC );
//
//			if( pOStm )
//			{
//				*pOStm << *pMtf;
//				delete pOStm;
//			}
//		}
//  }
}

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

Rectangle DrawDocShell::GetVisArea(sal_uInt16 nAspect) const
{
	Rectangle aVisArea;

	if( ( ASPECT_THUMBNAIL == nAspect ) || ( ASPECT_DOCPRINT == nAspect ) )
	{
		// Groesse der ersten Seite herausgeben
		MapMode aSrcMapMode(MAP_PIXEL);
		MapMode aDstMapMode(MAP_100TH_MM);
		Size aSize = mpDoc->GetSdPage(0, PK_STANDARD)->GetSize();
		aSrcMapMode.SetMapUnit(MAP_100TH_MM);

		aSize = Application::GetDefaultDevice()->LogicToLogic(aSize, &aSrcMapMode, &aDstMapMode);
		aVisArea.SetSize(aSize);
	}
	else
	{
        aVisArea = SfxObjectShell::GetVisArea(nAspect);
	}

	if (aVisArea.IsEmpty() && mpViewShell)
	{
		Window* pWin = mpViewShell->GetActiveWindow();

		if (pWin)
		{
			aVisArea = pWin->PixelToLogic(Rectangle(Point(0,0), pWin->GetOutputSizePixel()));
		}
	}

	return (aVisArea);
}

/*************************************************************************
|*
|* ViewShell anmelden
|*
\************************************************************************/

void DrawDocShell::Connect(ViewShell* pViewSh)
{
	mpViewShell = pViewSh;
}

/*************************************************************************
|*
|* ViewShell abmelden
|*
\************************************************************************/

void DrawDocShell::Disconnect(ViewShell* pViewSh)
{
	if (mpViewShell == pViewSh)
	{
		mpViewShell = NULL;
	}
}

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

FrameView* DrawDocShell::GetFrameView()
{
	FrameView* pFrameView = NULL;

	if (mpViewShell)
	{
		pFrameView = mpViewShell->GetFrameView();
	}

	return(pFrameView);
}

/*************************************************************************
|*
|* Groesse der ersten Seite zurueckgeben
|*
\************************************************************************/

Size DrawDocShell::GetFirstPageSize()
{
	return SfxObjectShell::GetFirstPageSize();
}

/*************************************************************************
|*
|* Bitmap einer beliebigen Seite erzeugen
|*
\************************************************************************/

Bitmap DrawDocShell::GetPagePreviewBitmap(SdPage* pPage, sal_uInt16 nMaxEdgePixel)
{
	MapMode			aMapMode( MAP_100TH_MM );
	const Size		aSize( pPage->GetSize() );
	const Point		aNullPt;
	VirtualDevice	aVDev( *Application::GetDefaultDevice() );

	aVDev.SetMapMode( aMapMode );

	const Size	aPixSize( aVDev.LogicToPixel( aSize ) );
	const sal_uLong	nMaxEdgePix = Max( aPixSize.Width(), aPixSize.Height() );
	Fraction	aFrac( nMaxEdgePixel, nMaxEdgePix );

	aMapMode.SetScaleX( aFrac );
	aMapMode.SetScaleY( aFrac );
	aVDev.SetMapMode( aMapMode );
	aVDev.SetOutputSize( aSize );

	// damit die dunklen Linien am rechten und unteren Seitenrans mitkommen
	aFrac = Fraction( nMaxEdgePixel - 1, nMaxEdgePix );
	aMapMode.SetScaleX( aFrac );
	aMapMode.SetScaleY( aFrac );
	aVDev.SetMapMode( aMapMode );

	ClientView*	pView = new ClientView( this, &aVDev, NULL );
	FrameView*		pFrameView = GetFrameView();
	pView->ShowSdrPage( pPage );

	if ( GetFrameView() )
	{
		// Initialisierungen der Zeichen-(Bildschirm-)Attribute
		pView->SetGridCoarse( pFrameView->GetGridCoarse() );
		pView->SetGridFine( pFrameView->GetGridFine() );
		pView->SetSnapGridWidth(pFrameView->GetSnapGridWidthX(), pFrameView->GetSnapGridWidthY());
		pView->SetGridVisible( pFrameView->IsGridVisible() );
		pView->SetGridFront( pFrameView->IsGridFront() );
		pView->SetSnapAngle( pFrameView->GetSnapAngle() );
		pView->SetGridSnap( pFrameView->IsGridSnap() );
		pView->SetBordSnap( pFrameView->IsBordSnap() );
		pView->SetHlplSnap( pFrameView->IsHlplSnap() );
		pView->SetOFrmSnap( pFrameView->IsOFrmSnap() );
		pView->SetOPntSnap( pFrameView->IsOPntSnap() );
		pView->SetOConSnap( pFrameView->IsOConSnap() );
		pView->SetDragStripes( pFrameView->IsDragStripes() );
		pView->SetFrameDragSingles( pFrameView->IsFrameDragSingles() );
		pView->SetSnapMagneticPixel( pFrameView->GetSnapMagneticPixel() );
		pView->SetMarkedHitMovesAlways( pFrameView->IsMarkedHitMovesAlways() );
		pView->SetMoveOnlyDragging( pFrameView->IsMoveOnlyDragging() );
		pView->SetSlantButShear( pFrameView->IsSlantButShear() );
		pView->SetNoDragXorPolys( pFrameView->IsNoDragXorPolys() );
		pView->SetCrookNoContortion( pFrameView->IsCrookNoContortion() );
		pView->SetAngleSnapEnabled( pFrameView->IsAngleSnapEnabled() );
		pView->SetBigOrtho( pFrameView->IsBigOrtho() );
		pView->SetOrtho( pFrameView->IsOrtho() );

		SdrPageView* pPageView = pView->GetSdrPageView();

		if (pPageView)
		{
			if ( pPageView->GetVisibleLayers() != pFrameView->GetVisibleLayers() )
				pPageView->SetVisibleLayers( pFrameView->GetVisibleLayers() );

			if ( pPageView->GetPrintableLayers() != pFrameView->GetPrintableLayers() )
				pPageView->SetPrintableLayers( pFrameView->GetPrintableLayers() );

			if ( pPageView->GetLockedLayers() != pFrameView->GetLockedLayers() )
				pPageView->SetLockedLayers( pFrameView->GetLockedLayers() );

	//				  if ( pPageView->GetHelpLines() != pFrameView->GetHelpLines() )
				pPageView->SetHelpLines( pFrameView->GetStandardHelpLines() );
		}

		if ( pView->GetActiveLayer() != pFrameView->GetActiveLayer() )
			pView->SetActiveLayer( pFrameView->GetActiveLayer() );
	}

	pView->CompleteRedraw( &aVDev, Rectangle( aNullPt, aSize ) );

	// #111097# IsRedrawReady() always gives sal_True while ( !pView->IsRedrawReady() ) {}
	delete pView;

	aVDev.SetMapMode( MapMode() );

	Bitmap aPreview( aVDev.GetBitmap( aNullPt, aVDev.GetOutputSizePixel() ) );

	DBG_ASSERT(!!aPreview, "Vorschau-Bitmap konnte nicht erzeugt werden");

	return aPreview;
}


/*************************************************************************
|*
|* Pruefen, ob die Seite vorhanden ist und dann den Anwender zwingen einen
|* noch nicht vorhandenen Namen einzugeben. Wird sal_False zurueckgegeben,
|* wurde die Aktion vom Anwender abgebrochen.
|*
\************************************************************************/

sal_Bool DrawDocShell::CheckPageName (::Window* pWin, String& rName )
{
    const String aStrForDlg( rName );
    bool bIsNameValid = IsNewPageNameValid( rName, true );

    if( ! bIsNameValid )
	{
		String aDesc( SdResId( STR_WARN_PAGE_EXISTS ) );
		SvxAbstractDialogFactory* pFact = SvxAbstractDialogFactory::Create();
		AbstractSvxNameDialog* aNameDlg = pFact ? pFact->CreateSvxNameDialog( pWin, aStrForDlg, aDesc ) : 0;
		if( aNameDlg )
		{
			aNameDlg->SetEditHelpId( HID_SD_NAMEDIALOG_PAGE );

			if( mpViewShell )
				aNameDlg->SetCheckNameHdl( LINK( this, DrawDocShell, RenameSlideHdl ) );

			FunctionReference xFunc( mpViewShell->GetCurrentFunction() );
			if( xFunc.is() )
				xFunc->cancel();

			if( aNameDlg->Execute() == RET_OK )
			{
				aNameDlg->GetName( rName );
				bIsNameValid = IsNewPageNameValid( rName );
			}
			delete aNameDlg;
		}
	}

	return ( bIsNameValid ? sal_True : sal_False );
}

bool DrawDocShell::IsNewPageNameValid( String & rInOutPageName, bool bResetStringIfStandardName /* = false */ )
{
    bool bCanUseNewName = false;

    // check if name is something like 'Slide n'
    String aStrPage( SdResId( STR_SD_PAGE ) );
	aStrPage += ' ';

    bool bIsStandardName = false;

    // prevent also _future_ slide names of the form "'STR_SD_PAGE' + ' ' + '[0-9]+|[a-z]|[A-Z]|[CDILMVX]+|[cdilmvx]+'"
    // (arabic, lower- and upper case single letter, lower- and upper case roman numbers)
    if( 0 == rInOutPageName.Search( aStrPage ) )
    {
        if( rInOutPageName.GetToken( 1, sal_Unicode(' ') ).GetChar(0) >= '0' &&
            rInOutPageName.GetToken( 1, sal_Unicode(' ') ).GetChar(0) <= '9' )
        {
            // check for arabic numbering

            // gobble up all following numbers
            String sRemainder = rInOutPageName.GetToken( 1, sal_Unicode(' ') );
            while( sRemainder.Len() &&
                   sRemainder.GetChar(0) >= '0' &&
                   sRemainder.GetChar(0) <= '9' )
            {
                // trim by one
                sRemainder.Erase(0, 1);
            }

            // EOL? Reserved name!
            if( !sRemainder.Len() )
            {
                bIsStandardName = true;
            }
        }
        else if( rInOutPageName.GetToken( 1, sal_Unicode(' ') ).GetChar(0) >= 'a' &&
                 rInOutPageName.GetToken( 1, sal_Unicode(' ') ).GetChar(0) <= 'z' &&
                 rInOutPageName.GetToken( 1, sal_Unicode(' ') ).Len() == 1 )
        {
            // lower case, single character: reserved
            bIsStandardName = true;
        }
        else if( rInOutPageName.GetToken( 1, sal_Unicode(' ') ).GetChar(0) >= 'A' &&
                 rInOutPageName.GetToken( 1, sal_Unicode(' ') ).GetChar(0) <= 'Z' &&
                 rInOutPageName.GetToken( 1, sal_Unicode(' ') ).Len() == 1 )
        {
            // upper case, single character: reserved
            bIsStandardName = true;
        }
        else
        {
            // check for upper/lower case roman numbering
            String sReserved( String::CreateFromAscii( "cdilmvx" ) );

            // gobble up all following characters contained in one reserved class
            String sRemainder = rInOutPageName.GetToken( 1, sal_Unicode(' ') );
            if( sReserved.Search( sRemainder.GetChar(0) ) == STRING_NOTFOUND )
                sReserved.ToUpperAscii();

            while( sReserved.Search( sRemainder.GetChar(0) ) != STRING_NOTFOUND )
            {
                // trim by one
                sRemainder.Erase(0, 1);
            }

            // EOL? Reserved name!
            if( !sRemainder.Len() )
            {
                bIsStandardName = true;
            }
        }
    }

    if( bIsStandardName )
    {
        if( bResetStringIfStandardName )
        {
            // this is for insertion of slides from other files with standard
            // name.  They get a new standard name, if the string is set to an
            // empty one.
            rInOutPageName = String();
            bCanUseNewName = true;
        }
        else
            bCanUseNewName = false;
    }
    else
    {
        if( rInOutPageName.Len() > 0 )
        {
            sal_Bool   bOutDummy;
            sal_uInt16 nExistingPageNum = mpDoc->GetPageByName( rInOutPageName, bOutDummy );
            bCanUseNewName = ( nExistingPageNum == SDRPAGE_NOTFOUND );
        }
        else
            bCanUseNewName = false;
    }

    return bCanUseNewName;
}

IMPL_LINK( DrawDocShell, RenameSlideHdl, AbstractSvxNameDialog*, pDialog )
{
    if( ! pDialog )
        return 0;

    String aNewName;
    pDialog->GetName( aNewName );

    return IsNewPageNameValid( aNewName );
}
} // end of namespace sd