270 lines
9.9 KiB
C++
270 lines
9.9 KiB
C++
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/*************************************************************************
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*
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* $RCSfile: viewimp.hxx,v $
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*
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* $Revision: 1.1.1.1 $
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*
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* last change: $Author: hr $ $Date: 2000-09-19 00:08:21 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#ifndef _VIEWIMP_HXX
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#define _VIEWIMP_HXX
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#ifndef _TIMER_HXX //autogen
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#include <vcl/timer.hxx>
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#endif
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#ifndef _SV_COLOR_HXX //autogen
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#include <vcl/color.hxx>
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#endif
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#include "swtypes.hxx"
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#include "swrect.hxx"
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class ViewShell;
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class SwFlyFrm;
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class SwViewOption;
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class SwRegionRects;
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class SwScrollAreas;
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class SwScrollColumn;
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class SwFrm;
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class SwLayAction;
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class SwLayIdle;
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class SwDrawView;
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class SdrPageView;
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class SwPageFrm;
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class SwRegionRects;
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class ExtOutputDevice;
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class SdrPaintInfoRec;
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struct SdrPaintProcRec;
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class SwViewImp
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{
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friend class ViewShell;
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friend class SwLayAction; //Lay- und IdleAction tragen sich ein und aus.
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friend class SwLayIdle;
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ViewShell *pSh; //Falls jemand einen Imp durchreicht und doch
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//mal eine ViewShell braucht hier die
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//Rueckwaertsverkettung.
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SwDrawView *pDrawView; //Unsere DrawView
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SdrPageView *pSdrPageView; //Genau eine Seite fuer unsere DrawView
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SwPageFrm *pFirstVisPage;//Zeigt immer auf die erste sichtbare Seite.
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SwRegionRects *pRegion; //Sammler fuer Paintrects aus der LayAction.
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SwScrollAreas *pScrollRects; //Sammler fuer Scrollrects aus der LayAction.
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SwScrollAreas *pScrolledArea;//Sammler der gescrollten Rechtecke.
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SwLayAction *pLayAct; //Ist gesetzt wenn ein Action-Objekt existiert
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//Wird vom SwLayAction-CTor ein- und vom DTor
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//ausgetragen.
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SwLayIdle *pIdleAct; //Analog zur SwLayAction fuer SwLayIdle.
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AutoTimer aScrollTimer; //Fuer das Aufraeumen nach dem Scrollen.
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BOOL bFirstPageInvalid :1; //Pointer auf erste Seite ungueltig?
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BOOL bNextScroll :1; //Scroll in der folgenden EndAction erlaubt?
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BOOL bScroll :1; //Scroll in der aktuellen EndAction erlaubt?
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BOOL bScrolled :1; //Wurde gescrolled? Dann im Idle aufraeumen.
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BOOL bResetXorVisibility:1; //StartAction/EndAction
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BOOL bShowHdlPaint :1; //LockPaint/UnlockPaint
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BOOL bResetHdlHiddenPaint:1;// -- "" --
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BOOL bPaintInScroll :1; //Paint (Update() im ScrollHdl der ViewShell
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BOOL bSmoothUpdate :1; //Meber fuer SmoothScroll
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BOOL bStopSmooth :1;
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USHORT nRestoreActions :1; //Die Anzahl der zu restaurierenden Actions (UNO)
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SwRect aSmoothRect;
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void SetFirstVisPage(); //Neue Ermittlung der ersten sichtbaren Seite
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void ResetNextScroll() { bNextScroll = FALSE; }
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void SetNextScroll() { bNextScroll = TRUE; }
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void SetScroll() { bScroll = TRUE; }
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void ResetScrolled() { bScrolled = FALSE; }
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void SetScrolled() { bScrolled = TRUE; }
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SwScrollAreas *GetScrollRects() { return pScrollRects; }
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void FlushScrolledArea();
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BOOL _FlushScrolledArea( SwRect& rRect );
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BOOL FlushScrolledArea( SwRect& rRect )
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{ if( !pScrolledArea ) return FALSE; return _FlushScrolledArea( rRect ); }
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void _ScrolledRect( const SwRect& rRect, long nOffs );
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void ScrolledRect( const SwRect& rRect, long nOffs )
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{ if( pScrolledArea ) _ScrolledRect( rRect, nOffs ); }
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void StartAction(); //Henkel Anzeigen und verstecken.
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void EndAction(); //gerufen von ViewShell::ImplXXXAction
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void LockPaint(); //dito, gerufen von ViewShell::ImplLockPaint
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void UnlockPaint();
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void PaintFlyChilds( SwFlyFrm *pFly, ExtOutputDevice& rOut,
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const SdrPaintInfoRec& rInfoRec );
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public:
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SwViewImp( ViewShell * );
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~SwViewImp();
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void Init( const SwViewOption * ); //nur fuer ViewShell::Init()
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const ViewShell *GetShell() const { return pSh; }
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ViewShell *GetShell() { return pSh; }
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Color GetRetoucheColor() const;
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//Verwaltung zur ersten sichtbaren Seite
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inline const SwPageFrm *GetFirstVisPage() const;
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inline SwPageFrm *GetFirstVisPage();
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void SetFirstVisPageInvalid() { bFirstPageInvalid = TRUE; }
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//SS'en fuer Paint- und Scrollrects.
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BOOL AddPaintRect( const SwRect &rRect );
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void AddScrollRect( const SwFrm *pFrm, const SwRect &rRect, long nOffs );
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void MoveScrollArea();
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SwRegionRects *GetRegion() { return pRegion; }
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void DelRegions(); //Loescht Scroll- und PaintRects
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//Handler fuer das Refresh von gescrollten Bereichen (Korrektur des
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//Alignments). Ruft das Refresh mit der ScrolledArea.
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//RefreshScrolledArea kann z.B. beim Setzen des Crsr genutzt werden, es
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//wird nur der Anteil des Rect refreshed, der mit der ScrolledArea
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//ueberlappt. Das 'reingereichte Rechteck wird veraendert!
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void RestartScrollTimer() { aScrollTimer.Start(); }
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DECL_LINK( RefreshScrolledHdl, Timer * );
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void _RefreshScrolledArea( const SwRect &rRect );
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void RefreshScrolledArea( SwRect &rRect );
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//Wird vom Layout ggf. waehrend einer Action gerufen, wenn der
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//Verdacht besteht, dass es etwas drunter und drueber geht.
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void ResetScroll() { bScroll = FALSE; }
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BOOL IsNextScroll() const { return bNextScroll; }
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BOOL IsScroll() const { return bScroll; }
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BOOL IsScrolled() const { return bScrolled; }
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BOOL IsPaintInScroll() const { return bPaintInScroll; }
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// neues Interface fuer StarView Drawing
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inline const BOOL HasDrawView() const { return 0 != pDrawView; }
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SwDrawView* GetDrawView() { return pDrawView; }
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const SwDrawView* GetDrawView() const { return pDrawView; }
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SdrPageView*GetPageView() { return pSdrPageView; }
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const SdrPageView*GetPageView() const { return pSdrPageView; }
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void MakeDrawView();
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void PaintLayer ( const BYTE nLayerID, const SwRect &rRect ) const;
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//wird als Link an die DrawEngine uebergeben, entscheidet was wie
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//gepaintet wird oder nicht.
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DECL_LINK( PaintDispatcher, SdrPaintProcRec * );
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// Interface Drawing
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BOOL IsDragPossible( const Point &rPoint );
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void NotifySizeChg( const Size &rNewSz );
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//SS Fuer die Lay- bzw. IdleAction und verwandtes
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BOOL IsAction() const { return pLayAct != 0; }
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BOOL IsIdleAction() const { return pIdleAct != 0; }
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SwLayAction &GetLayAction() { return *pLayAct; }
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const SwLayAction &GetLayAction() const { return *pLayAct; }
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SwLayIdle &GetIdleAction() { return *pIdleAct;}
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const SwLayIdle &GetIdleAction() const { return *pIdleAct;}
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//Wenn eine Aktion laueft wird diese gebeten zu pruefen ob es
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//an der zeit ist den WaitCrsr einzuschalten.
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void CheckWaitCrsr();
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BOOL IsCalcLayoutProgress() const; //Fragt die LayAction wenn vorhanden.
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//TRUE wenn eine LayAction laeuft, dort wird dann auch das Flag fuer
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//ExpressionFields gesetzt.
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BOOL IsUpdateExpFlds();
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void SetRestoreActions(USHORT nSet){nRestoreActions = nSet;}
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USHORT GetRestoreActions() const{return nRestoreActions;}
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};
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//Kann auf dem Stack angelegt werden, wenn etwas ausgegeben oder
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//gescrolled wird. Handles und sontiges vom Drawing werden im CTor
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//gehidet und im DTor wieder sichtbar gemacht.
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//AW 06-Sep99: Hiding of handles is no longer necessary, removed
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class SwSaveHdl
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{
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SwViewImp *pImp;
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BOOL bXorVis;
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public:
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SwSaveHdl( SwViewImp *pImp );
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~SwSaveHdl();
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};
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inline SwPageFrm *SwViewImp::GetFirstVisPage()
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{
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if ( bFirstPageInvalid )
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SetFirstVisPage();
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return pFirstVisPage;
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}
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inline const SwPageFrm *SwViewImp::GetFirstVisPage() const
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{
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if ( bFirstPageInvalid )
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((SwViewImp*)this)->SetFirstVisPage();
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return pFirstVisPage;
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}
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#endif //_VIEWIMP_HXX
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