/*+
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* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).+
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* All rights reserved.+
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* This component and the accompanying materials are made available+
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* under the terms of "Eclipse Public License v1.0"+
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* which accompanies this distribution, and is available+
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".+
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*+
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* Initial Contributors:+
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* Nokia Corporation - initial contribution.+
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*+
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* Contributors:+
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*+
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* Description:  +
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*       CUniSmilModel, Storage for Smil presentation data.+
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*+
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*/+
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+
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+
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+
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#ifndef __UNISMILMODEL_H+
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#define __UNISMILMODEL_H+
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+
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// INCLUDES+
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#include <cmsvattachment.h>+
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+
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#include <unimodelconst.h>+
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#include <uniobjectlist.h>+
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#include <unismilutils.h>+
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+
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// CONSTANTS+
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+
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// MACROS+
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+
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// FORWARD DECLARATIONS+
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+
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class RResourceFile;+
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+
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class CBaseMtm;+
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class CUniSmilSlide;+
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class CSmilPresentation;+
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class TDataType;+
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class CMsvEntrySelection;+
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class CUniDataUtils;+
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class CUniObject;+
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class CUniTextObject;+
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class CEikRichTextEditor;+
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+
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class CMDXMLNode;+
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class CMDXMLElement;+
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class CUniSmilParams;+
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+
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// DATA TYPES+
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+
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typedef CArrayPtrFlat<CUniSmilSlide> CSmilSlideArray;+
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+
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// FUNCTION PROTOTYPES+
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+
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// CLASS DECLARATION+
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+
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/**+
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* CUniSmilModel - Representation of SMIL presentation data.+
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* Hides SMIL syntax from client.+
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*+
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* @lib UniDataModel.lib+
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* @since 3.1+
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*/+
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class CUniSmilModel : public CBase+
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    {+
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    public:  // New methods+
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+
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        /**+
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        * NewLC+
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        * Factory method that creates this object.+
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        *+
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        * @since    3.1+
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        * @param    aFs     IN reference to file session+
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        * @param    aMtm    IN reference to client mtm+
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        * @param    aData   IN reference to MsgData object+
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        * @param    aObjectList IN reference to object list+
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        * @return   Pointer to instance in cleanup stack+
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        */+
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        IMPORT_C static CUniSmilModel* NewLC(+
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            RFs& aFs,+
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            CBaseMtm& aMtm,+
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            CUniDataUtils& aData,+
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            CUniObjectList& aObjectList );+
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+
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        /**+
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        * NewL+
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        * Factory method that creates this object.+
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        *+
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        * @since    3.1+
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        * @param    aFs     IN reference to file session+
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        * @param    aMtm    IN reference to client mtm+
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        * @param    aData   IN reference to MsgData object+
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        * @param    aObjectList IN reference to object list+
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        * @return   Pointer to instance+
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        */+
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        IMPORT_C static CUniSmilModel* NewL(+
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            RFs& aFs,+
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            CBaseMtm& aMtm,+
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            CUniDataUtils& aData,+
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            CUniObjectList& aObjectList );+
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+
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        /**+
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        * Destructor+
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        *+
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        * @since    3.1+
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        */+
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        virtual ~CUniSmilModel();+
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+
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        /**+
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        * ParseL+
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        * Creates presentation from either from DOM (if set) or+
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        * from object list (no SMIL used).+
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        * Set various flags according to parse results.+
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        *+
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        * This function should only leave if model cannot be made+
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        * because some basic Symbian OS error for example OOM. +
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        * This never leaves if there is some kind of mitchmatch between +
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        * presentation and actual message ie smil refers to object +
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        * that does not exist. This kind of leaves are TRAPPED here+
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        * and if they are not the leave should be considered as an +
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        * implementation bug in this function.+
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        *+
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        * @since    3.1+
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        * @return   Parse result flags+
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        */+
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        IMPORT_C TInt ParseL( CMDXMLDocument* aDom );+
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+
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        /**+
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        * SetScreenSize+
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        * Sets size of physical dislplay in pixels+
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        *+
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        * @since    3.1+
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        * @param    aScreenSize     IN screen size in pixels+
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        */+
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        inline void SetScreenSize( const TSize& aScreenSize );+
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        +
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        /*+
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        * AddSlideL+
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        * Adds slide to model. If aSlideNum is -1 or greater than +
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        * current max -> appends. Otherwise adds to given pos.+
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        * Zero means first.+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN insert position+
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        */+
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        IMPORT_C void AddSlideL( TInt aSlideNum = -1 );+
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+
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        /**+
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        * RemoveSlide+
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        * Removes slide. Slide must be empty!+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN position of slide to be removed+
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        */+
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        IMPORT_C void RemoveSlide( TInt aSlideNum );+
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+
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        /**+
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        * MoveSlideL+
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        * Moves slide.+
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        *+
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        * @since    3.1+
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        * @param    aSlideToMove IN the original position of slide to be moved+
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        * @param    aPlaceToMove IN place where slide is moved to+
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        */+
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        IMPORT_C void MoveSlideL( TInt aSlideToMove, TInt aPlaceToMove );+
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+
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        /**+
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        * SortSlidesL+
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        * Sorts slides accoring to a separate comparison function+
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        * called SortSlidesCompare().+
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        * Insertion sort algorithm.+
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        *+
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        * Notice! Intended to be used with SendAs when there+
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        * are multiple slides - each slide containing only +
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        * one object. (Sorts slides accoring to first object in+
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        * the slide.)+
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        *+
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        * @since    3.1+
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        */+
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        IMPORT_C void SortSlidesL();+
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+
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        /*+
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        * IsSlide+
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        * Check if model contains given slide+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN slide to check+
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        * @return   ETrue, if slide exists,+
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        *           EFalse, otherwise+
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        */+
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        IMPORT_C TBool IsSlide( TInt aSlideNum ) const;+
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+
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        /**+
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        * Adds text buffer to model.+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN slide number where text is added+
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        * @param    aText   IN text buffer to be added+
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        * @return   Pointer to the added text object+
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        *           Ownership NOT transferred.+
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        */+
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        IMPORT_C CUniTextObject* AddTextObjectL(+
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            TInt aSlideNum, +
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            CEikRichTextEditor* aText );+
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+
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        /**+
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        * AddObjectL+
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        * Adds an object into msg store and smil slide+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN slide number where text is added+
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        * @param    aPathToObject   IN file to be added+
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        * @return   Pointer to the added object+
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        *           Ownership NOT transferred.+
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        */+
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        IMPORT_C CUniObject* AddObjectL(+
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            MUniObjectSaveObserver& aObserver,+
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            TInt aSlideNum, +
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            CMsgMediaInfo* aMedia );+
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+
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        /**+
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        * AddStoredObjectL+
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        * Adds an object that is already in msg store to smil slide+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN slide number where text is added+
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        * @param    aAttachmentId   IN file to be added+
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        * @param    aMedia      IN media info - ownership transferred to MsgObject+
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        * @return   Pointer to the added object+
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        *           Ownership NOT transferred.+
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        */+
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        IMPORT_C CUniObject* AddStoredObjectL(+
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            TInt aSlideNum,+
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            TMsvAttachmentId aAttachmentId,+
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            CMsgMediaInfo* aMedia );+
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+
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        /**+
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        * RemoveObjectL+
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        * Deletes an object of certain type from a slide and msg store+
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        * if needed (last reference to the object removed).+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN slide number where text is added+
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        * @param    aObject     IN the object to be removed+
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        * @param    aLeaveToStore IN Do not remove attachment from store+
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        *                            USE ONLY AS SECOND ATTEMPT IF REMOVING NORMALLY FAILS+
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        */+
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        IMPORT_C void RemoveObjectL(+
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            TInt aSlideNum,+
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            CUniObject* aObject,+
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            TBool aLeaveToStore = EFalse);+
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+
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        /**+
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        * RemoveObjectByIndexL+
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        * Deletes the N'th object of from a slide and msg store if+
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        * needed (last reference to the object removed).+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN slide number+
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        * @param    aObjectNum  IN number of the object to be removed+
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        */+
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        IMPORT_C void RemoveObjectByIndexL(+
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            TInt aSlideNum,+
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            TInt aObjectNum );+
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        +
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        /**+
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        * GetObjectByIndex+
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        * Gets object by it's layout position in slide.+
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        * E.g. object number "0" is the first in layout.+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN slide number+
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        * @param    aObjectNum  IN number of the object+
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        * @return   Pointer to the object,+
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        *           NULL if not found+
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        */+
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        IMPORT_C CUniObject* GetObjectByIndex(+
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            TInt aSlideNum,+
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            TInt aObjectNum ) const;+
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+
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        /**+
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        * GetObject+
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        * Gets object of certain type from a slide+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN slide number+
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        * @param    aObjectType IN type of the object+
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        * @return   Pointer to the object,+
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        *           NULL if not found+
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        */+
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        IMPORT_C CUniObject* GetObject(+
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            TInt aSlideNum,+
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            TUniRegion aRegion ) const;+
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+
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        /**+
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        * IsObject+
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        * Checks if given slide has object of certain type.+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN slide number+
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        * @param    aObjectType IN type of the object+
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        * @param    aNum    IN the ordinal number of the object+
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        * @return   ETrue, slide has object of asked type,+
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        *           EFalse, otherwise.+
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        */+
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        //IMPORT_C TBool IsObject(+
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        //    TInt aSlideNum,+
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        //    TMsgMediaType aObjType ) const;+
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+
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        /**+
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        * SlideCount+
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        * Count of slides in SMIL presentation.+
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        *+
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        * @since    3.1+
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        * @return   Number of slides+
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        */+
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        inline TInt SlideCount() const;+
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+
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        /**+
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        * ObjectCount+
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        * Count of media objects in SMIL presentation.+
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        * NOTE: Smil attachment is _not_ counted as object.+
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        *+
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        * @since    3.1+
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        * @return   Number of objects+
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        */+
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        IMPORT_C TInt ObjectCount() const;+
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+
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        /**+
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        * SlideObjectCount+
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        * Count of media objects in given slide+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN slide number+
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        * @return   Number of objects on the slide+
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        */+
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        IMPORT_C TInt SlideObjectCount( TInt aSlideNum ) const;+
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+
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        /**+
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        * Layout+
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        * Accessor. Queries current layout. Layout is same for all slides.+
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        *+
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        * @since    3.1+
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        * @return   Layout+
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        */+
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        inline TUniLayout Layout() const;+
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+
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        /**+
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        * SetLayoutL+
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        * Mutator. All slides have same layout.+
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        * NOTE: This should only be called from editor objectsview+
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        * ChangeOrder command. Layout is automatically determined+
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        * at parse time.+
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        *+
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        * @since    3.1+
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        * @param    aLayout IN new layout to be set+
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        */+
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        IMPORT_C void SetLayoutL( TUniLayout aNewLayout ); +
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+
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        /**+
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        * Returns the (estimate) total size of SMIL.+
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        *+
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        * @since    3.1+
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        * @return   Total size in bytes+
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        */+
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        IMPORT_C TInt SmilComposeSize();+
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+
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        /**+
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        * SmilComposeSize+
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        * Returns the (estimate) size of SMIL from beginning to the+
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        * object given as parameter.+
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        *+
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        * @since    3.1+
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        * @param    aToSlideNum     IN calculate till this slide+
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        *                              (From "1" to "SlideCount")+
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        * @param    aToObjectNum    IN calculate till this object+
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        *                              (From "1" to "SlideObjectCount")+
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        * @return   Size in bytes+
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        */+
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        IMPORT_C TInt SmilComposeSize(+
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            TInt aToSlideNum,+
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            TInt aToObjectNum );+
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+
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        /**+
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        * RemoveEmptySlides+
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        * Removes empty all slides from the presentation+
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        *+
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        * @since    3.1+
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        */+
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        IMPORT_C void RemoveEmptySlides();+
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+
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        /**+
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        * ComposeL+
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        * Composes new SMIL from current model content. SMIL is created as +
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        * an attachment to message.+
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        * Old SMIL should be deleted before calling this.+
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        *+
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        * @since    3.1+
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        * return    Pointer to new DOM+
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        */+
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        IMPORT_C CMDXMLDocument* ComposeL();+
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+
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        /**+
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        * ChangeLayoutL+
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        * Changes layout of SMIL to match Series 60 created SMIL+
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        *+
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        * @since 3.1+
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        * @param aDom   SMIL DOM to be changed+
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        * @return ETrue if layout could be changed+
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        *         EFalse if layout couldn't be changed (e.g. missing head or root-region)+
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        */+
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        IMPORT_C TBool ChangeLayoutL( CMDXMLDocument* aDom );+
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        +
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        /**+
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        * CorrectTimingL+
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        * Correct timing of media objects on SMIL if it is invalid.+
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        *+
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        * @since  3.1+
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        * @param  aDom   SMIL DOM+
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        * @return ETrue if timing is valid.+
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        *         EFalse if timing couldn't be corrected (e.g. missing body)+
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        */+
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        IMPORT_C TBool CorrectTimingL( CMDXMLDocument* aDom );+
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        +
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        /**+
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        * Determines if given media type can be added to the SMIL model.+
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        *+
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        * @since 3.1+
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        * @param aMediaType Tested media type+
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        * @return ETrue if media type can be added to the SMIL model.+
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        *         EFalse if media type cannot be added+
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        */+
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        IMPORT_C TBool IsSupportedMediaType( TMsgMediaType aMediaType ) const;+
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        +
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        /**+
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        * Maximum number of slide in MMS message. +
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        *+
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        * @return 0 or less if not specified. Otherwise maximum slide limit.+
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        */+
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        inline TInt MaxSlideCount() const;+
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        +
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        /**+
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        * Sets maximum slide limit. +
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        *+
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        * @param aSlideCount Maximum slide count.+
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        */+
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        inline void SetMaxSlideCount( TInt aSlideCount );+
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        +
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        /**+
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        * Returns whether maximum slide count has been reached.+
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        *+
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        * @return ETrue if maximum slide count is set and has been reached.+
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        *         EFalse otherwise.+
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        */+
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        inline TBool MaxSlideCountReached() const;+
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        +
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    private:+
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+
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        /**+
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        * Constructor.+
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        *+
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        * @since    3.1+
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        * @param    aFs     IN reference to file session+
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        * @param    aMtm    IN reference to client mtm+
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        * @param    aData   IN reference to MsgData object+
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        * @param    aObjectList IN reference to object list+
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        */+
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        CUniSmilModel(+
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            RFs& aFs,+
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            CBaseMtm& aMtm,+
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            CUniDataUtils& aData,+
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            CUniObjectList& aObjectList );+
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+
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        /**+
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        * 2nd phase constructor.+
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        *+
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        * @since    3.1+
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        */+
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        void ConstructL();+
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+
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        /**+
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        * DoPresentationFromDomL+
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        * Makes a presentation (model content) from DOM.+
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        *+
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        * @since    3.1+
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        * @return   ETrue, if created successfully,+
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        *           EFalse, otherwise+
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        */+
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        void DoPresentationFromDomL( CMDXMLDocument* aDom );+
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+
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        /**+
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        * IsMessageSlide+
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        * Check if messages attachments fit into slide (no smil case)+
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        *+
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        * @since    3.1+
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        * @return   ETrue, if all objects fit into slide,+
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        *           EFalse, otherwise+
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        */+
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        TBool IsMessageSlide();+
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+
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        /**+
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        * DoNoSmilOneSlide+
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        * Makes presentation (max one slide) from object list. Message+
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        * may contain SMIL, but when calling this function it should be+
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        * clear that model cannot be made as SMIL describes.+
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        *+
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        * @since    3.1+
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        */+
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        void DoNoSmilOneSlideL();+
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+
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        /**+
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        * DoNoSmilManySlide+
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        * Makes presentation from object list. Message may contain SMIL,+
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        * but when calling this function it should be clear that model cannot+
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        * be made as SMIL describes.+
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        *+
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        * @since    3.1+
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        */+
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        void DoNoSmilManySlideL();+
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+
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        /**+
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        * AddSlideFromDomL+
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        * Used when creating presentation from SMIL+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN slide number+
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        * @param    aObj    IN object to be added+
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        * @return   ETrue, object added successfully,+
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        *           EFalse, otherwise+
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        */+
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        void AddSlideFromDomL( CMDXMLNode* aPage );+
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+
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        /**+
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        * AddObjectFromDomL+
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        * Used when creating presentation from SMIL+
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        *+
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        * @since    3.1+
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        * @param    aSlideNum   IN slide number+
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        * @param    aObj    IN object to be added+
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        */+
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        void AddObjectFromDomL(+
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            CUniSmilSlide* aSlide,+
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            CUniObject* aObj,+
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            TUniRegion aRegion );+
−
+
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        /**+
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        * Reset+
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        * Clears flag & empties slide & object arrays.+
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        * NOTE: Mtm pointer is not reseted.+
−
        *+
−
        * @since    3.1+
−
        */+
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        void Reset();+
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+
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        /**+
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        * CreateItemL+
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        * Sub function for ComposeL+
−
        *+
−
        * @since    3.1+
−
        * @param    aRoot   IN parent element for the new element(s)+
−
        * @param    aObj    IN object to be added+
−
        */+
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        TInt CreateItemL( CMDXMLDocument* aDom, CMDXMLElement* aRoot, CUniObject* aObj );+
−
+
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        /**+
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        * CreateParL+
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        * Sub function for ComposeL+
−
        *+
−
        * @since    3.1+
−
        * @param    aRoot   IN parent element for the new element(s)+
−
        * @param    aSlide  IN slide number+
−
        */+
−
        void CreateParL( CMDXMLDocument* aDom, CMDXMLElement* aRoot, TInt aSlide );+
−
+
−
        /**+
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        * CreateBodyL+
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        * Sub function for ComposeL+
−
        *+
−
        * @since    3.1+
−
        * @param    aRoot   IN parent element for the new element(s)+
−
        */+
−
        void CreateBodyL( CMDXMLDocument* aDom, CMDXMLElement* aRoot );+
−
+
−
        /**+
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        * CreateLayoutL+
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        * Sub function for ComposeL+
−
        *+
−
        * @since    3.1+
−
        * @param    aRoot        IN parent element for the new element(s)+
−
        * @param    aRootLayout  IN root-layout element+
−
        * @param    aLayout      IN layout element+
−
        * @param    aTextRegion  IN text region element+
−
        * @param    aImageRegion IN image region element+
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        */+
−
        void CreateLayoutL(+
−
            CMDXMLDocument* aDom,+
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            CMDXMLElement* aRoot,+
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            CMDXMLElement* aRootLayout = NULL,+
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            CMDXMLElement* aLayout = NULL,+
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            CMDXMLElement* aTextRegion = NULL,+
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            CMDXMLElement* aImageRegion = NULL );+
−
+
−
        /**+
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        * CreateHeadL+
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        * Sub function for ComposeL+
−
        *+
−
        * @since    3.1+
−
        * @param    aRoot   IN parent element for the new element(s)+
−
        */+
−
        void CreateHeadL( CMDXMLDocument* aDom, CMDXMLElement* aRoot );+
−
+
−
        /**+
−
        * DoRemoveObjectL+
−
        * Deletes object from slide and msg store if needed.+
−
        *+
−
        * @since    3.1+
−
        * @param    aSlideNum   IN slide number where text is added+
−
        * @param    aObjectType IN type of the object to be removed+
−
        */+
−
        void DoRemoveObjectL( TInt aSlideNum, +
−
                              CUniObject* aObject,+
−
                              TBool aLeaveToStore = EFalse );+
−
+
−
        /**+
−
        * Adds slide. Appends if slidenum greater than current max,+
−
        * otherwise inserts.+
−
        *+
−
        * @since    3.1+
−
        * @param    aSlideNum   IN insert position+
−
        */+
−
        CUniSmilSlide* DoAddSlideL( TInt aSlideNum = -1 );+
−
+
−
        /**+
−
        * SortSlidesCompare+
−
        * Compares slides according to time. Most recent is greatest.+
−
        * Empty slides are greater than non-empty slides.+
−
        *+
−
        * @since    3.1+
−
        * @param    aSlide1     IN slide to compare+
−
        * @param    aSlide2     IN slide to compare+
−
        * @return If aSlide1 "is greater than" aSlide2 returns positive value.+
−
        *         If aSlide1 "is smaller than" aSlide2 returns negative value.+
−
        *         If aSlide1 and aSlide2 "are equal" returns zero.+
−
        */+
−
        TInt SortSlidesCompare( CUniSmilSlide* aSlide1, CUniSmilSlide* aSlide2 );+
−
+
−
        /**+
−
        * Gets the layout of MMS SMIL document.+
−
        * Assumes that the document is valid MMS SMIL.+
−
+
−
        * @since 3.1+
−
        * @param    aDom    Root node of the document tree.+
−
        * @return           Layout of the document.+
−
        */+
−
        TUniLayout GetMmsSmilLayout( CMDXMLDocument* aDom );+
−
+
−
        /**+
−
        * Gets the first element of given name from the SMIL document.+
−
        *+
−
        * @since 3.1+
−
        * @param    aDom    Root node of the document tree.+
−
        * @param    aName   The name of the node to be searched.+
−
        * @return           Pointer to the element node. +
−
        *                   If element not found returns NULL.+
−
        */+
−
        CMDXMLNode* GetNode( CMDXMLDocument* aDom, const TDesC& aName );+
−
+
−
        void GetMediaElemRegionIDs( CMDXMLNode* aPage );+
−
+
−
        void GetAllMediaElemRegionIDs( CMDXMLNode* aPage );+
−
+
−
        void GetLayoutElements(+
−
            CMDXMLNode* aLayout,+
−
            CMDXMLElement*& aRlEle,+
−
            CMDXMLElement*& aTxtEle, +
−
            CMDXMLElement*& aImgEle );+
−
+
−
        void GetRootLayoutSize( CMDXMLElement* aRl, TSize& aSize );+
−
+
−
        void GetRegionRect( CMDXMLElement* aRegion, TSize aRoot, TRect& aRect );+
−
+
−
        TUniRegion GetRegionType( CMDXMLNode* aNodePtr );+
−
+
−
        void RemoveMetaTagsAndComments( CMDXMLDocument* aDom );+
−
        +
−
        /**+
−
        * CorrectSlideTimingL+
−
        *+
−
        * @since    3.1+
−
        */+
−
        void CorrectSlideTimingL( CMDXMLElement* aPage );+
−
        +
−
        /**+
−
        * TimingSpecified+
−
        *+
−
        * @since    3.1+
−
        */                       +
−
        TBool TimingSpecified( CMDXMLElement* aNodePrt );+
−
        +
−
    private: // data+
−
+
−
        RFs&                iFs;+
−
        CBaseMtm&      iMtm;+
−
        CUniDataUtils&           iData;+
−
        CUniObjectList&     iObjectList;+
−
+
−
        TUniLayout iSlideLayout; // Defines order of objects in display for slides.+
−
+
−
        CSmilSlideArray*    iSlideArray;    // Holds slides+
−
        TInt                iParseResult;+
−
        CUniSmilParams*     iSmilParams;+
−
        TSize               iScreenSize;+
−
        TBool               iSizeEstimateUpToDate;+
−
        TInt                iSizeEstimate;+
−
+
−
        TPtrC               iTextRegionId;+
−
        TPtrC               iImageRegionId;+
−
        TInt                iMaxSlideCount;+
−
    };+
−
+
−
+
−
#include <unismilmodel.inl>+
−
+
−
#endif // __UNISMILMODEL_H+
−