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/*
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* Copyright (c) 2003 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: SVG Engine header file
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*
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*/
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#ifndef __INC_CSVGENGINEIMPL__
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#define __INC_CSVGENGINEIMPL__
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#if !defined(__E32BASE_H__)
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#include <e32base.h>
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#endif
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#include <fbs.h>
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#include "SVGEngineInterfaceImpl.h"
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#include "GfxAffineTransform.h"
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#include "SVGEvent.h"
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#include "SVGDocumentImpl.h"
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#include "SVGRequestObserver.h"
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#include "SVGImageElementImpl.h"
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#include "SVGFourPointRect.h"
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#include "SVGListener.h"
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#include "SVGFontHashMap.h"
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#include "SvgBitmapFontProvider.h"
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#include <SVGRendererId.h>
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// Svg Engine states
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enum TSvgEngineState
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{
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ESVGEngineRunning,
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ESVGEnginePaused,
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ESVGEngineNotStarted,
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ESVGEngineStopped
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};
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typedef TUint8 TAnimStatus;
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class CSvgSchemaData;
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class CSvgElementImpl;
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class MXmlDOMImplementation;
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class CGfx2dGc;
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class CSvgEventHandler;
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class MSvgEventReceiver;
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class CSvgErrorImpl;
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class CSvgAElementImpl;
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class CSvgTextAreaElementImpl;
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class CSvgTextElementImpl;
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class CSvgExternalDataHandler;
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class MSvgDataRequester;
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// temporary for debugging
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class CSvgTimer;
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// temporary for debugging
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//This includes the main rendering loop.
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/**
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* Class description goes here.
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*
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* @lib SVGEngine.lib
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* @since 1.0
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*/
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class CSvgEngineImpl : public CBase, public MSVGImageLoadingObserver
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{
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public: // Constructor & Destructor
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static CSvgEngineImpl* NewL(CSvgBitmapFontProvider *aSvgBitmapFontProvider);
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static CSvgEngineImpl* NewLC(CSvgBitmapFontProvider *aSvgBitmapFontProvider);
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void ConstructL(CSvgBitmapFontProvider *aSvgBitmapFontProvider);
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/**
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* Two phase constructor
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*
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* @since 1.0
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* @param aFrameBuffer - Pointer to a buffer where the SVG document raster is drawn
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* @param aReqObserver - Pointer to a client side object that implements the MSvgRequestObserver interface
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* @return An instance of the SVG Engine
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*/
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static CSvgEngineImpl* NewL( CFbsBitmap* aFrameBuffer,
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MSvgRequestObserver* aReqObserver, TFontSpec& aFontSpec, CSvgBitmapFontProvider *aSvgBitmapFontProvider );
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/**
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* Two phase constructor
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*
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* @since 1.0
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* @param aFrameBuffer - Pointer to a buffer where the SVG document raster is drawn
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* @param aReqObserver - Pointer to a client side object that implements the MSvgRequestObserver interface
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* @return An instance of the SVG Engine
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*/
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static CSvgEngineImpl* NewLC( CFbsBitmap* aFrameBuffer,
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MSvgRequestObserver* aReqObserver, TFontSpec& aFontSpec, CSvgBitmapFontProvider *aSvgBitmapFontProvider );
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/**
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* Destructor
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*
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* @since 1.0
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* @param None
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* @return None
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*/
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virtual ~CSvgEngineImpl();
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static CSvgEngineImpl* NewL( CFbsBitmap* aFrameBuffer,
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MSvgRequestObserver* aReqObserver, TFontSpec& aFontSpec, CSvgBitmapFontProvider *aSvgBitmapFontProvider,SVGRendererId aRendererType );
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static CSvgEngineImpl* NewLC( CFbsBitmap* aFrameBuffer,
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MSvgRequestObserver* aReqObserver, TFontSpec& aFontSpec, CSvgBitmapFontProvider *aSvgBitmapFontProvider,SVGRendererId aRendererType );
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public: // New Functions
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/**
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* Get the NVG-TLV data
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*
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* @since 1.0
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* @return descriptor pointing to the encoded data.
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*/
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const TPtrC8 TLVEncodedData() const;
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/**
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* Kick off the process of rasterizing the SVG document elements
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*
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* @since 1.0
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* @param aRootElement - Root element of the SVG document
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* @return None
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*/
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void DrawElementsL( CSvgElementImpl* aRootElement);
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/**
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* Kick off the process of placing graphical objects in their positions for rasterization
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*
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* @since 1.0
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* @param aRootElement - Root element of the SVG document
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* @return None
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*/
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void UpdateCTM(CSvgDocumentImpl* aSvgDocument );
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/**
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* Invalidate the current raster and hence kick off another round of rasterization
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* process
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*
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* @since 1.0
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* @param None
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* @return None
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*/
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void RedrawL();
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/**
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* Destroy the current representation of the SVG document
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*
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* @since 1.0
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* @param None
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* @return None
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*/
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void Destroy();
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/**
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* An acessor to the document object that represents the current SVG source
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*
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* @since 1.0
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* @param None
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* @return Pointer to the document object instance.
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*/
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CSvgDocumentImpl* Document();
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/**
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* Overwrite the current path information in the given element
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*
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*
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* @param hPath - handle to a path
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* @param hElement - handle to a path element
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* @return none
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*/
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void UpdatePath( CGfxGeneralPath* hPath, CSvgElementImpl* hElement );
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/**
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* Kick off the processing of SVG source, and animation time frames
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*
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* @since 1.0
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* @param None
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* @return A boolean value that indicates success/failure
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*/
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TBool StartFrameLoopL();
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/**
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* Obtain an image source embedded within a SVG source (JPEG, PNG)
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*
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* @since 1.0
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* @param aUri - A string buffer with the URI of the image source
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* @param aFileName - A string buffer with the contents of the image source
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* @return ETrue - Success, EFalse - Failure
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*
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*/
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TBool FetchImage( const TDesC& aUri, RFs& aSession, RFile& aFileHandle );
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/**
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* Return the animation duration for the given document, if NULL (default)
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* then use the document attached to engine. The value 0xFFFFFFFF is
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* return is the animation is indefinite.
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*
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* @since 1.0
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* @param aDocumentElement - document to find animation duration.
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* @return An integer containing the aniamtion duration value
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*/
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TUint32 Duration( CSvgDocumentImpl* aDocumentElement = NULL );
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/**
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* Accessor for the Graphics Context object
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*
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* @since 1.0
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* @param None
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* @return A pointer to the Graphics Context object
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*/
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CGfx2dGc* GraphicsContext();
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/**
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* Internally render SVG source into a buffer (rasterization)
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*
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* @since 1.0
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* @param aSvgData - A string buffer containing the SVG source
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* @param aFrameBuffer - A bitmap passed by the client that will contain the raster
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* @param aPreserveAspectRatio - The aspect ratio (see SVG spec for more) for the raster
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* @return TBool - ETrue/EFalse indicate presence/absence of the resource
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*/
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TInt RenderFileToBuffer( const TDesC8& aSvgData,
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CFbsBitmap* aFrameBuffer,
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CFbsBitmap* aMask,
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TBool aPreserveAspectRatio );
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void RenderFileL( const TDesC8& aSvgData,
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CFbsBitmap* aFrameBuffer,
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CFbsBitmap* aMask,
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TBool aPreserveAspectRatio);
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/**
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* A private method that toggles debug info for developers
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*
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* @since 1.0
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* @param None
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* @return None
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*/
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void SwitchDebugInfo(TBool debug);
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/**
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* A private method that switch between OpenVG and VGR implementation
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*
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* @since 1.0
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* @param TBool aCustomOption ETrue set OpenVG
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* @return None
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*/
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void CustomOption( TBool aCustomOption );
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/**
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* This method is for future extension, in which an external script engine
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* could be used to evaluate a script description.
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*
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* @since 1.0
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* @param : aScript -- A description of script from the "on" attribute.
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*
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* @param : aCallerElement -- The element that calls the script by a
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* an event of the "on" attribute.
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* @return : For future use. Value is ignored.
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*/
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TBool ScriptCall( const TDesC& aScript,
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CSvgElementImpl* aCallerElement );
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/**
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* Set the URI information in the Engine
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*
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* @since 1.0
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* @param
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* @return
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*/
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void LinkRequest( const TDesC& aUri );
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/**
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* Need method description
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*
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* @since 1.0
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* @param
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* @return
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*/
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void LinkRequestWithShow(const TDesC& aUri, const TDesC& aLinkShow);
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/**
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* Accessor for the current engine time
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*
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* @since 1.0
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* @param None
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* @return An integer that represents the current engine time
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*/
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TInt32 CurrentTIme();
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/**
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* Set SVG Dimensions to Frame buffer size
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*
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* @since 1.0
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* @param None
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* @return An integer that represents the current engine time
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*/
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void SetSvgDimensionToFrameBufferL(TUint aWidth, TUint aHeight);
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/**
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* Generate mask bitmap from alpha channel of the framebuffer
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*
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* @since
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* @param
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* @return
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*/
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void GenerateMask( CFbsBitmap* aMask );
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/**
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* Set background color
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*
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* @since
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* @param
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* @return
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*/
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void SetBackgroundColor(TUint32 aRGBA8888Color);
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/**
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* Returns SVG Engine State
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*
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* @since 1.0
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* @param None
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* @return An integer that represents SVG Engine state
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*/
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TSvgEngineState SVGEngineState();
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/**
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* Sets SVG Engine state
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*
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* @since 1.0
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* @param An integer that represents SVG Engine state
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* @return void
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*/
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void SetSVGEngineState(TSvgEngineState aState);
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/**
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* Sets the GDI context from the Bitmap.
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*
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* @since 1.0
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* @param : aFrameBuffer -- Bitmap to draw svg content.
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* @param : aReqObserver -- Request observer called by svg engine.
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* @return
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*/
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void SetGdiContextL(CFbsBitmap* aCurrentBitmap, CFbsBitmap* aMask = NULL);
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void SetGdiContextL(CFbsBitmap* aCurrentBitmap, CFbsBitmap* aMask,TSize aCurrentBitmapSize,TDisplayMode aRenderDspMode,TDisplayMode aMaskDspMode);
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/**
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* Start the Engine so that the first frame is drawn when the call is finished.
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*
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*
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* @param : aError
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* @return: None
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*/
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void StartEngine(CSvgErrorImpl* aError = NULL);
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void RenderFrame( TUint aCurrentTime );
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/**
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* Set the Document
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*
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*
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* @param : CSvgDocumentImpl* aDocument
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* @return: None
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*/
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void SetDocument(CSvgDocumentImpl* aDocument);
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/**
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* Given a document handle and a url this call attaches
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389 |
* the given data (ldata) to every element that references that url
|
|
|
390 |
*@param aDocument - Document Pointer
|
|
|
391 |
*@param lUrl- uri string that is an external resource to be retrieved
|
|
|
392 |
*@param ldata - byte array containing the data that that external resource recieved
|
|
|
393 |
*@return none
|
|
|
394 |
*/
|
|
|
395 |
|
|
|
396 |
void ChangeDuration( TUint32 aTimerDuration );
|
|
|
397 |
|
|
|
398 |
void Resume(TInt32 aTime);
|
|
|
399 |
|
|
|
400 |
void SeekEngine( TUint32 aTime);
|
|
|
401 |
|
|
|
402 |
void SetMediaTime(TUint32 aTimeInMilliSeconds);
|
|
|
403 |
|
|
|
404 |
/**
|
|
|
405 |
* Initializes the SVG Engine primarily with width and height informtion
|
|
|
406 |
* This is based on the attribute specifications for the root 'svg' element
|
|
|
407 |
*
|
|
|
408 |
* @since 1.0
|
|
|
409 |
* @param None
|
|
|
410 |
* @return None
|
|
|
411 |
*/
|
|
|
412 |
void InitializeEngineL();
|
|
|
413 |
|
|
|
414 |
/**
|
|
|
415 |
* Get all the bounding-boxes for the given text and the contexts include
|
|
|
416 |
* the text was found. The bounding-boxes are transformed, taking zooming/panning
|
|
|
417 |
* in account.
|
|
|
418 |
*
|
|
|
419 |
* @param : aString -- String to search in the document.
|
|
|
420 |
* @param : aBoundingBoxes -- Array to hold bounding-boxes info.
|
|
|
421 |
* @param : aTexts -- Array to hold complete text of cdata where aString was found.
|
|
|
422 |
* @return: None
|
|
|
423 |
*/
|
|
|
424 |
/*
|
|
|
425 |
void FindBBoxesForHorizontalText( const TDesC& aString,
|
|
|
426 |
RArray<TRect>& aBoundingBoxes,
|
|
|
427 |
RArray<TPtrC>& aTexts,
|
|
|
428 |
RArray<TInt>& aElementIds,
|
|
|
429 |
TBool aCaseSensitive );
|
|
|
430 |
*/
|
|
|
431 |
/**
|
|
|
432 |
* Get all the bounding-boxes for the given text and the contexts include
|
|
|
433 |
* the text was found. The bounding-boxes are transformed, taking zooming/panning
|
|
|
434 |
* in account.
|
|
|
435 |
*
|
|
|
436 |
* @param : aString -- String to search in the document.
|
|
|
437 |
* @param : aBoundingBoxes -- Array to hold bounding-boxes info.
|
|
|
438 |
* @param : aTexts -- Array to hold complete text of cdata where aString was found.
|
|
|
439 |
* @return: None
|
|
|
440 |
*/
|
|
|
441 |
void FindBBoxesForRotatedText( const TDesC& aString,
|
|
|
442 |
RPointerArray<MRect>& aBoundingBoxes,
|
|
|
443 |
RArray<TPtrC>& aTexts,
|
|
|
444 |
RArray<TInt>& aElementIds,
|
|
|
445 |
TBool aCaseSensitive );
|
|
|
446 |
|
|
|
447 |
/**
|
|
|
448 |
* Process the given coordinate to determine if it is inside/outside a
|
|
|
449 |
* hyperlink; then, notify the hyperlink listeners.
|
|
|
450 |
*
|
|
|
451 |
* @param : aX -- x coordinate
|
|
|
452 |
* @param : aY -- y coordinate
|
|
|
453 |
* @return: None
|
|
|
454 |
*/
|
|
|
455 |
void CheckForHyperlinkMouseover( TInt aX, TInt aY );
|
|
|
456 |
|
|
|
457 |
/**
|
|
|
458 |
* Add a hyperlink listener.
|
|
|
459 |
*
|
|
|
460 |
* @param : aListener -- hyperlink listener
|
|
|
461 |
* @param : aY -- y coordinate
|
|
|
462 |
* @return: None
|
|
|
463 |
*/
|
|
|
464 |
void AddHyperlinkListener( MSvgHyperlinkListener* aListener );
|
|
|
465 |
|
|
|
466 |
/**
|
|
|
467 |
* Add a textbox listener.
|
|
|
468 |
*
|
|
|
469 |
* @param : aListener -- textbox listener
|
|
|
470 |
* @return: None
|
|
|
471 |
*/
|
|
|
472 |
void AddTextAreaListener( MSvgTextAreaListener* aListener );
|
|
|
473 |
|
|
|
474 |
/**
|
|
|
475 |
* Remove a textbox listener.
|
|
|
476 |
*
|
|
|
477 |
* @param : aListener -- textbox listener
|
|
|
478 |
* @return: None
|
|
|
479 |
*/
|
|
|
480 |
void RemoveTextAreaListener( MSvgTextAreaListener* aListener );
|
|
|
481 |
|
|
|
482 |
void NotifyTextAreaEntered( CSvgTextAreaElementImpl* aTextAreaElement );
|
|
|
483 |
|
|
|
484 |
void NotifyTextAreaExited( CSvgTextAreaElementImpl* aTextAreaElement );
|
|
|
485 |
|
|
|
486 |
void AddTextListener( MSvgTextListener* aListener );
|
|
|
487 |
|
|
|
488 |
void RemoveTextListener( MSvgTextListener* aListener );
|
|
|
489 |
|
|
|
490 |
void NotifyTextEntered( CSvgTextElementImpl* aTextElement );
|
|
|
491 |
|
|
|
492 |
void NotifyTextExited( CSvgTextElementImpl* aTextElement );
|
|
|
493 |
|
|
|
494 |
/**
|
|
|
495 |
* Add an interactive element listener.
|
|
|
496 |
* @since v3.2
|
|
|
497 |
* @param : aListener - interactive element listener
|
|
|
498 |
* @return: None
|
|
|
499 |
*/
|
|
|
500 |
void AddInteractiveElementListener( MSvgInteractiveElementListener* aListener );
|
|
|
501 |
|
|
|
502 |
/**
|
|
|
503 |
* Notify the client when the pointer enters an interactive element.
|
|
|
504 |
* @since v3.2
|
|
|
505 |
* @param : aElement - The element which has some animation
|
|
|
506 |
* @return: None
|
|
|
507 |
*/
|
|
|
508 |
void NotifyInteractiveElementEntered(CSvgElementImpl* aElement);
|
|
|
509 |
|
|
|
510 |
/**
|
|
|
511 |
* Notify the client when the pointer exists an interactive element.
|
|
|
512 |
* @since v3.2
|
|
|
513 |
* @param : aElement - The element which has some animation
|
|
|
514 |
* @return: None
|
|
|
515 |
*/
|
|
|
516 |
void NotifyInteractiveElementExited(CSvgElementImpl* aElement);
|
|
|
517 |
|
|
|
518 |
/**
|
|
|
519 |
* Remove an interactive element listener.
|
|
|
520 |
* @since v3.2
|
|
|
521 |
* @param : aListener - interactive element listener
|
|
|
522 |
* @return: None
|
|
|
523 |
*/
|
|
|
524 |
void RemoveInteractiveElementListener( MSvgInteractiveElementListener* aListener );
|
|
|
525 |
|
|
|
526 |
/**
|
|
|
527 |
* Add a hyperlink listener.
|
|
|
528 |
*
|
|
|
529 |
* @param : aListener -- hyperlink listener
|
|
|
530 |
* @param : aY -- y coordinate
|
|
|
531 |
* @return: None
|
|
|
532 |
*/
|
|
|
533 |
void RemoveHyperlinkListener( MSvgHyperlinkListener* aListener );
|
|
|
534 |
|
|
|
535 |
void NotifyElementActivatedLinkEntered( CSvgElementImpl* aElement);
|
|
|
536 |
|
|
|
537 |
void NotifyElementActivatedLinkExited( CSvgElementImpl* aElement);
|
|
|
538 |
/**
|
|
|
539 |
* Add a hyperlink listener.
|
|
|
540 |
*
|
|
|
541 |
* @param : aListener -- hyperlink listener
|
|
|
542 |
* @param : aY -- y coordinate
|
|
|
543 |
* @return: None
|
|
|
544 |
*/
|
|
|
545 |
void AddAnimationListener( MSvgAnimationListener* aListener );
|
|
|
546 |
|
|
|
547 |
/**
|
|
|
548 |
* Add a hyperlink listener.
|
|
|
549 |
*
|
|
|
550 |
* @param : aListener -- hyperlink listener
|
|
|
551 |
* @param : aY -- y coordinate
|
|
|
552 |
* @return: None
|
|
|
553 |
*/
|
|
|
554 |
void RemoveAnimationListener( MSvgAnimationListener* aListener );
|
|
|
555 |
|
|
|
556 |
void NotifyAnimationStarted();
|
|
|
557 |
|
|
|
558 |
void NotifyAnimationPaused();
|
|
|
559 |
|
|
|
560 |
void NotifyAnimationEnded();
|
|
|
561 |
|
|
|
562 |
//ViewPort Listener
|
|
|
563 |
void GetViewPort(TInt getWidth, TInt getHeight, TBool isWidthInPer, TBool isHeightInPer, TInt &setWidth, TInt &setHeight);
|
|
|
564 |
|
|
|
565 |
// Return ETrue if the given element (id) is visible on the frame buffer.
|
|
|
566 |
TBool IsElementVisible( TInt aElementId );
|
|
|
567 |
|
|
|
568 |
/**
|
|
|
569 |
* Get Size
|
|
|
570 |
*
|
|
|
571 |
* @since 1.0
|
|
|
572 |
* @param None
|
|
|
573 |
* @return None
|
|
|
574 |
*/
|
|
|
575 |
TSize GetSize();
|
|
|
576 |
/**
|
|
|
577 |
* Need method description
|
|
|
578 |
*
|
|
|
579 |
* @since 1.0
|
|
|
580 |
* @param
|
|
|
581 |
* @return
|
|
|
582 |
*/
|
|
|
583 |
void UpdatePresentation(const TInt32& aParam);
|
|
|
584 |
|
|
|
585 |
/**
|
|
|
586 |
* Return the data pointed to by the given URI string,
|
|
|
587 |
* from an external source. Calling client takes ownership
|
|
|
588 |
* of returned HBufC8 pointer.
|
|
|
589 |
*
|
|
|
590 |
* @since 1.0
|
|
|
591 |
* @param
|
|
|
592 |
* @return
|
|
|
593 |
*/
|
|
|
594 |
HBufC8* FetchExternalDataL( const TDesC& aUri );
|
|
|
595 |
|
|
|
596 |
|
|
|
597 |
void AddViewPortListener(MSvgViewPortListener* aListener);
|
|
|
598 |
|
|
|
599 |
void RemoveViewPortListener(MSvgViewPortListener* aListener);
|
|
|
600 |
|
|
|
601 |
/**
|
|
|
602 |
* This method sets the volume with user input as a percentage
|
|
|
603 |
* value (unsigned between 0 and 100 ) for the currently loaded
|
|
|
604 |
* document
|
|
|
605 |
*
|
|
|
606 |
* @since S60 3.1
|
|
|
607 |
* @param aPercentage percentage value of volume
|
|
|
608 |
* @return none
|
|
|
609 |
*/
|
|
|
610 |
void SetAudioVolume( TInt aPercentage );
|
|
|
611 |
TBool IsSVGEnginePaused();
|
|
|
612 |
|
|
|
613 |
void SetBitmapHeader(const TDesC* aHeaderData);
|
|
|
614 |
public: // Functions from base classes
|
|
|
615 |
// From CSvgElementImpl
|
|
|
616 |
/**
|
|
|
617 |
* Process various events received by the client for the SVG image
|
|
|
618 |
*
|
|
|
619 |
* @since 1.0
|
|
|
620 |
* @param aSvgDocument Pointer to the SVG Document on which event is
|
|
|
621 |
* to be processed.
|
|
|
622 |
* @param aEvent - Pointer to the object that contains SVG event information (implements MSvgEvent interface)
|
|
|
623 |
* @return None
|
|
|
624 |
*/
|
|
|
625 |
void ProcessEventL( CSvgDocumentImpl* aSvgDocument, MSvgEvent* aEvent,
|
|
|
626 |
TBool aRedraw = ETrue );
|
|
|
627 |
|
|
|
628 |
/**
|
|
|
629 |
* Returns false only when document was loaded/prepared with in thumbnail mode
|
|
|
630 |
* and the frame buffer is larger than 80x80
|
|
|
631 |
* Probably move 80x80 size to .mmp file (compiler option)
|
|
|
632 |
*
|
|
|
633 |
* @since 1.0
|
|
|
634 |
* @return EFalse if thumb nail restrictions apply to the current document.
|
|
|
635 |
*/
|
|
|
636 |
TBool PassesThumbNailRestriction();
|
|
|
637 |
|
|
|
638 |
/**
|
|
|
639 |
* Obtain a font source embedded within an SVG source
|
|
|
640 |
*
|
|
|
641 |
* @since 1.0
|
|
|
642 |
* @param aUri - A string buffer with the URI of the font source
|
|
|
643 |
* @param aFileHandle
|
|
|
644 |
* @return ETrue - Success, EFalse - Failure
|
|
|
645 |
*
|
|
|
646 |
*/
|
|
|
647 |
TBool FetchFont( const TDesC& aUri, RFs& aSession, RFile& aFileHandle );
|
|
|
648 |
|
|
|
649 |
/**
|
|
|
650 |
* Set to ETrue to ignore notification to UpdateScreen in RequestObserver
|
|
|
651 |
*
|
|
|
652 |
* @param : aBool -- flag to indicate ignore UpdateScreen call
|
|
|
653 |
* @return: None
|
|
|
654 |
*/
|
|
|
655 |
void SetIgnoreUpdateScreen( TBool aBool );
|
|
|
656 |
|
|
|
657 |
/**
|
|
|
658 |
* Add a MSvgMouseListener to this SvgEngine
|
|
|
659 |
*
|
|
|
660 |
* @param : aListener -- listener to add to listener list
|
|
|
661 |
* @return: None
|
|
|
662 |
*/
|
|
|
663 |
void AddMouseListener( const MSvgMouseListener* aListener );
|
|
|
664 |
|
|
|
665 |
/**
|
|
|
666 |
* Remove a MSvgMouseListener to this SvgEngine
|
|
|
667 |
*
|
|
|
668 |
* @param : aListener -- listener to remove from listener list
|
|
|
669 |
* @return: None
|
|
|
670 |
*/
|
|
|
671 |
void RemoveMouseListener( const MSvgMouseListener* aListener );
|
|
|
672 |
|
|
|
673 |
/**
|
|
|
674 |
* Return number of mouselisteners.
|
|
|
675 |
*
|
|
|
676 |
* @return: mouse-listener count
|
|
|
677 |
*/
|
|
|
678 |
TInt MouseListenerCount();
|
|
|
679 |
|
|
|
680 |
/**
|
|
|
681 |
* Return the (first) viewable element at the given point.
|
|
|
682 |
* visible svg element.
|
|
|
683 |
*
|
|
|
684 |
* @param : aElements -- list to contain viewable elements with bounding-boxes containing
|
|
|
685 |
* the given point.
|
|
|
686 |
* @param : aX -- x coordinate
|
|
|
687 |
* @param : aY -- y coordinate
|
|
|
688 |
* @return: NULL, if none, lowest-level element containing point.
|
|
|
689 |
*/
|
|
|
690 |
void GetViewableElementsAtPoint(CSvgDocumentImpl* aSvgDocument, RPointerArray<CSvgElementImpl>& aElements, TInt aX, TInt aY );
|
|
|
691 |
|
|
|
692 |
/**
|
|
|
693 |
* Find all elements in the subtree for "viewable" elements, including the given
|
|
|
694 |
* starting node element. Viewable element are concrete elements that are drawn,
|
|
|
695 |
* such as <rect>, <circle>, <path>, etc.
|
|
|
696 |
* This function only checks for containing of the elements' bounding-boxes.
|
|
|
697 |
*
|
|
|
698 |
* @param : aStartElement -- starting node to search in subtree.
|
|
|
699 |
* @param : aElementList -- List to containing "viewable" elements.
|
|
|
700 |
* @return: None
|
|
|
701 |
*/
|
|
|
702 |
void FindAllViewableElements( CSvgElementImpl* aStartElement, RPointerArray<CSvgElementImpl>& iElementList );
|
|
|
703 |
|
|
|
704 |
/**
|
|
|
705 |
* Find all elements in the subtree for non-viewable elements, including the given
|
|
|
706 |
* starting node element. Viewable element are abstract elements that are not drawn,
|
|
|
707 |
* such as <g>, <animate>, <animateMotion>, etc.
|
|
|
708 |
*
|
|
|
709 |
* @param : aStartElement -- starting node to search in subtree.
|
|
|
710 |
* @param : aElementList -- List to containing non-viewable elements.
|
|
|
711 |
* @return: None
|
|
|
712 |
*/
|
|
|
713 |
void FindAllNonViewableElements( CSvgElementImpl* aStartElement, RPointerArray<CSvgElementImpl>& iElementList );
|
|
|
714 |
|
|
|
715 |
/**
|
|
|
716 |
* Send to mouse listeners of a mouse-pressed event.
|
|
|
717 |
*
|
|
|
718 |
* @param : aElements -- elements affected by mouse-event.
|
|
|
719 |
* @param : aX -- X-cooordinate of mouse-event.
|
|
|
720 |
* @param : aY -- X-cooordinate of mouse-event.
|
|
|
721 |
* @return: None
|
|
|
722 |
*/
|
|
|
723 |
void NotifyMousePressed( RPointerArray<CSvgElementImpl>& aElements,
|
|
|
724 |
TInt aX, TInt aY );
|
|
|
725 |
|
|
|
726 |
/**
|
|
|
727 |
* Send to mouse listeners of a mouse-released event.
|
|
|
728 |
*
|
|
|
729 |
* @param : aElements -- elements affected by mouse-event.
|
|
|
730 |
* @param : aX -- X-cooordinate of mouse-event.
|
|
|
731 |
* @param : aY -- X-cooordinate of mouse-event.
|
|
|
732 |
* @return: None
|
|
|
733 |
*/
|
|
|
734 |
void NotifyMouseReleased( RPointerArray<CSvgElementImpl>& aElements,
|
|
|
735 |
TInt aX, TInt aY );
|
|
|
736 |
|
|
|
737 |
/**
|
|
|
738 |
* Send to mouse listeners of a mouse-entered event.
|
|
|
739 |
*
|
|
|
740 |
* @param : aElements -- elements affected by mouse-event.
|
|
|
741 |
* @param : aX -- X-cooordinate of mouse-event.
|
|
|
742 |
* @param : aY -- X-cooordinate of mouse-event.
|
|
|
743 |
* @return: None
|
|
|
744 |
*/
|
|
|
745 |
void NotifyMouseEntered( RPointerArray<CSvgElementImpl>& aElements,
|
|
|
746 |
TInt aX, TInt aY );
|
|
|
747 |
/**
|
|
|
748 |
* Send to mouse listeners of a mouse-exited event.
|
|
|
749 |
*
|
|
|
750 |
* @param : aElements -- elements affected by mouse-event.
|
|
|
751 |
* @param : aX -- X-cooordinate of mouse-event.
|
|
|
752 |
* @param : aY -- X-cooordinate of mouse-event.
|
|
|
753 |
* @return: None
|
|
|
754 |
*/
|
|
|
755 |
void NotifyMouseExited( RPointerArray<CSvgElementImpl>& aElements,
|
|
|
756 |
TInt aX, TInt aY );
|
|
|
757 |
|
|
|
758 |
/**
|
|
|
759 |
* Send to mouse listeners of a mouse-moved event.
|
|
|
760 |
*
|
|
|
761 |
* @param : aElements -- elements affected by mouse-event.
|
|
|
762 |
* @param : aX -- X-cooordinate of mouse-event.
|
|
|
763 |
* @param : aY -- X-cooordinate of mouse-event.
|
|
|
764 |
* @return: None
|
|
|
765 |
*/
|
|
|
766 |
void NotifyMouseMoved( RPointerArray<CSvgElementImpl>& aElements,
|
|
|
767 |
TInt aX, TInt aY );
|
|
|
768 |
|
|
|
769 |
void NotifyHyperlinkEntered( CSvgAElementImpl* aAElementHandle );
|
|
|
770 |
void NotifyHyperlinkEntered( const TDesC& aUri );
|
|
|
771 |
|
|
|
772 |
void NotifyHyperlinkExited( CSvgAElementImpl* aAElementHandle );
|
|
|
773 |
void NotifyHyperlinkExited( const TDesC& aUri );
|
|
|
774 |
|
|
|
775 |
void NotifyHyperlinkActivated( CSvgAElementImpl* aAElementHandle );
|
|
|
776 |
void NotifyHyperlinkActivated( const TDesC& aUri );
|
|
|
777 |
|
|
|
778 |
void NotifyHyperlinkActivatedWithShow( const TDesC& aUri, const TDesC& aShow );
|
|
|
779 |
|
|
|
780 |
void NotifyTextAreaActivated( CSvgTextAreaElementImpl* aTextArea);
|
|
|
781 |
|
|
|
782 |
void NotifyTextActivated( CSvgTextElementImpl* aTextElement);
|
|
|
783 |
|
|
|
784 |
|
|
|
785 |
/**
|
|
|
786 |
* Returns whether engine is ready to render
|
|
|
787 |
* Used by SvgTimer
|
|
|
788 |
*/
|
|
|
789 |
TBool ReadyToRender();
|
|
|
790 |
|
|
|
791 |
/**
|
|
|
792 |
* Reset animation timer to the beginning.
|
|
|
793 |
*/
|
|
|
794 |
void ResetTimer();
|
|
|
795 |
|
|
|
796 |
/**
|
|
|
797 |
*Save Svg File After doing the text editing
|
|
|
798 |
*/
|
|
|
799 |
void SaveSvgL( const TDesC& aFileName );
|
|
|
800 |
|
|
|
801 |
/*
|
|
|
802 |
*Write the buffer to the stream - saving the file -svg -text editing
|
|
|
803 |
*/
|
|
|
804 |
TInt WriteToStream(RFileWriteStream &aStream,TPtrC aWriteBuffer);
|
|
|
805 |
|
|
|
806 |
/*
|
|
|
807 |
*Function to process the <text> tag and do the needful
|
|
|
808 |
*/
|
|
|
809 |
|
|
|
810 |
HBufC* TextTagProcessingL(TPtrC* aCData, TInt &aStartOffset, TInt aOrgLength,
|
|
|
811 |
TBool aEndingWithTag);
|
|
|
812 |
|
|
|
813 |
/*
|
|
|
814 |
*Function to process the <textArea> tag and do the needful
|
|
|
815 |
*/
|
|
|
816 |
HBufC* TextAreaTagProcessingL(TPtrC* aCData, TInt &aStartOffset, TInt aOrgLength,
|
|
|
817 |
TBool aEndingWithTag);
|
|
|
818 |
|
|
|
819 |
void ImageLoadingCompleted( TInt /*aErrorStatus*/ );
|
|
|
820 |
/*
|
|
|
821 |
* Function used to set the Rendering Quality
|
|
|
822 |
*/
|
|
|
823 |
|
|
|
824 |
void SetRenderingQuality( const TInt32 aRenderQuality);
|
|
|
825 |
void CSvgEngineImpl::ResetContext();
|
|
|
826 |
|
|
|
827 |
private:
|
|
|
828 |
|
|
|
829 |
/**
|
|
|
830 |
* Private constructor
|
|
|
831 |
*
|
|
|
832 |
* @since 1.0
|
|
|
833 |
* @return
|
|
|
834 |
*/
|
|
|
835 |
CSvgEngineImpl();
|
|
|
836 |
|
|
|
837 |
/**
|
|
|
838 |
* Private constructor
|
|
|
839 |
*
|
|
|
840 |
* @since 1.0
|
|
|
841 |
* @param aFrameBuffer - Pointer to a buffer where the SVG document raster is drawn
|
|
|
842 |
* @param aReqObserver - Pointer to a client side object that implements the MSvgRequestObserver interface
|
|
|
843 |
* @return
|
|
|
844 |
*/
|
|
|
845 |
CSvgEngineImpl( CFbsBitmap* aFrameBuffer,
|
|
|
846 |
MSvgRequestObserver* aReqObserver );
|
|
|
847 |
|
|
|
848 |
/**
|
|
|
849 |
* A private constructor that constructs heap objects
|
|
|
850 |
*
|
|
|
851 |
* @since 1.0
|
|
|
852 |
* @param None
|
|
|
853 |
* @return None
|
|
|
854 |
*/
|
|
|
855 |
void ConstructL(TFontSpec& aFontSpec, CSvgBitmapFontProvider *aSvgBitmapFontProvider );
|
|
|
856 |
|
|
|
857 |
void ConstructL(TFontSpec& aFontSpec, CSvgBitmapFontProvider *aSvgBitmapFontProvider,SVGRendererId aRendererType );
|
|
|
858 |
//
|
|
|
859 |
void InitializeEventReceiverListL(CSvgElementImpl *aElement);
|
|
|
860 |
|
|
|
861 |
/**
|
|
|
862 |
* Initiate the process of opening embedded links in the SVG source
|
|
|
863 |
*
|
|
|
864 |
* @since 1.0
|
|
|
865 |
* @param None
|
|
|
866 |
* @return None
|
|
|
867 |
*/
|
|
|
868 |
void DoHyperLinkingL();
|
|
|
869 |
|
|
|
870 |
/**
|
|
|
871 |
* FInd out whether a given element is animation type
|
|
|
872 |
*
|
|
|
873 |
* @since 1.0
|
|
|
874 |
* @param aElement - A pointer to an element
|
|
|
875 |
* @return Boolean returning a True/False
|
|
|
876 |
*/
|
|
|
877 |
TBool IsAnimationElement( CSvgElementImpl* aElement );
|
|
|
878 |
|
|
|
879 |
/**
|
|
|
880 |
* A complex method that does color calculations for anti aliasing
|
|
|
881 |
*
|
|
|
882 |
* @since 1.0
|
|
|
883 |
* @param None
|
|
|
884 |
* @return None
|
|
|
885 |
*/
|
|
|
886 |
void FilteredBlitXRGB4444() const;
|
|
|
887 |
|
|
|
888 |
/**
|
|
|
889 |
* A complex method that does color calculations for anti aliasing
|
|
|
890 |
*
|
|
|
891 |
* @since 1.0
|
|
|
892 |
* @param
|
|
|
893 |
* @return
|
|
|
894 |
*/
|
|
|
895 |
void FilteredBlitRGB565() const;
|
|
|
896 |
|
|
|
897 |
|
|
|
898 |
|
|
|
899 |
// opacity set routines
|
|
|
900 |
CFbsBitmap* CreateOpacityFrameBufferL();
|
|
|
901 |
void CopyBuffer( TUint32* aSrc, TUint32* aDest, const TSize aSize );
|
|
|
902 |
|
|
|
903 |
|
|
|
904 |
void FindEditableElements( CSvgElementImpl* aStartElement,
|
|
|
905 |
RPointerArray<CSvgElementImpl>& aList );
|
|
|
906 |
//for SaveSvgL
|
|
|
907 |
TBool IsEndedWithCompleteTextTag(TDes &bufferptr,TInt EndOffset);
|
|
|
908 |
|
|
|
909 |
public:
|
|
|
910 |
CSvgElementImpl* iTextAreaHandle;
|
|
|
911 |
|
|
|
912 |
RPointerArray<TSvgFourPointRect> iSvgTextBoundingBoxes;
|
|
|
913 |
|
|
|
914 |
CSvgTimer* iTimer;
|
|
|
915 |
MSvgRequestObserver* iRequestObserver;
|
|
|
916 |
|
|
|
917 |
CFbsBitmap* iFrameBuffer;
|
|
|
918 |
CFbsBitmap* iMask;
|
|
|
919 |
|
|
|
920 |
TSize iFrameBufferSize; //NGA
|
|
|
921 |
TDisplayMode iRenderDspMode;
|
|
|
922 |
TDisplayMode iMaskDspMode;
|
|
|
923 |
TFontSpec iBitmapFontSpec;
|
|
|
924 |
CSvgFontHashMap* iFontHashMap;
|
|
|
925 |
private:
|
|
|
926 |
|
|
|
927 |
CSvgDocumentImpl* iSvgDocument;
|
|
|
928 |
CGfx2dGc* iGfxContext;
|
|
|
929 |
TPtrC iLinkUri;
|
|
|
930 |
TUint32 iBackgroundColor;
|
|
|
931 |
TPtrC iLinkShow;
|
|
|
932 |
TBool iShowDebugInfo;
|
|
|
933 |
|
|
|
934 |
TGfxRectangle2D iClipRect;
|
|
|
935 |
TSvgEngineState iSvgEngineState;
|
|
|
936 |
TAnimStatus iAnimationState;
|
|
|
937 |
TBufC<1> NullString;
|
|
|
938 |
CSvgErrorImpl* iSvgError;
|
|
|
939 |
// Pointer/Hyperlink related
|
|
|
940 |
RPointerArray<MSvgHyperlinkListener> iHyperlinkListeners;
|
|
|
941 |
RPointerArray<MSvgTextAreaListener> iTextAreaListeners;
|
|
|
942 |
RPointerArray<MSvgTextListener> iTextListeners;
|
|
|
943 |
CSvgElementImpl* iMouseoverElement;
|
|
|
944 |
//Animation related
|
|
|
945 |
RPointerArray<MSvgAnimationListener> iAnimationListeners;
|
|
|
946 |
|
|
|
947 |
//ViewPort
|
|
|
948 |
MSvgViewPortListener* iViewPortListener;
|
|
|
949 |
// MSvgMouseListener list
|
|
|
950 |
RPointerArray<MSvgMouseListener> iSvgMouseListeners;
|
|
|
951 |
|
|
|
952 |
//MSvgInteractiveElementListener list
|
|
|
953 |
RPointerArray<MSvgInteractiveElementListener> iInteractiveElementListeners;
|
|
|
954 |
|
|
|
955 |
// flag to prevent calling updatescreen (when ETrue)
|
|
|
956 |
TBool iIgnoreUpdateScreen;
|
|
|
957 |
|
|
|
958 |
TUint iTimeoutSeconds;
|
|
|
959 |
TInt iRenderQuality; // Rendering Quality
|
|
|
960 |
|
|
|
961 |
//Stores Font Type information as passed by CSvgEngineInterfaceImpl
|
|
|
962 |
CSvgBitmapFontProvider *iSvgBitmapFontProvider;
|
|
|
963 |
public:
|
|
|
964 |
TBool iCustomOption;
|
|
|
965 |
TBool iFrameBufferOverridesViewport;
|
|
|
966 |
TBool iClientDefinedViewPort;
|
|
|
967 |
CDesC16ArrayFlat* iSvgNames;
|
|
|
968 |
};
|
|
|
969 |
|
|
|
970 |
#endif //__INC_CSVGENGINEIMPL__
|