/*

* Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  CPseodoVGRendererImpl header file

 *

*/

#ifndef PSEODOVGRENDERERIMPL_H

#define PSEODOVGRENDERERIMPL_H

// INCLUDES

#include <e32std.h>

#include <e32base.h>

#include <VG/vgu.h>

#include <platform/vg/vgcontext_symbian.h>

#include "PseudoVG.h"

#include "MVGRendererImpl.h"

#include "NVGIconHeader.h"

#ifdef VGRENDERER_LOG

#include<flogger.h>   

#endif

/**

 *  CPseodoVGRendererImpl

 * 

 */

class CPseodoVGRendererImpl : public CBase, public  MVGRendererImpl

    {

    static const TUint KMAJOR_VERSION;

    static const TUint KMINOR_VERSION;

    static const TUint KBUILD_VERSION;

public:

    // Constructors and destructor

    /**

     * Destructor.

     */

    ~CPseodoVGRendererImpl();

    /**

     * Two-phased constructor.

     */

    static CPseodoVGRendererImpl* NewL();

    /**

     * Two-phased constructor.

     */

    static CPseodoVGRendererImpl* NewLC();

    virtual TVersion GetVersion() const;

    virtual const TDesC GetName() const;

    virtual void vgClear(TInt x, TInt y, TInt width, TInt height);

    virtual void vgSeti(TInt type, TInt value);

    virtual void vgSetf (TInt type, TReal32 value);

    virtual void vgSetfv(TInt type, TInt count, const TReal32 * values);

    virtual void vgSetiv(TInt type, TInt count, const TInt * values);

    virtual void vgSetParameteri(TUint handle, TInt paramType, TInt value);      

    virtual void vgSetParameterf(TUint handle,TInt paramType,TReal32 value);

    virtual void vgSetParameterfv(TUint object,TInt paramType,TInt count, const TReal32 * values);

    virtual TInt vgGeti(TInt type);                                                                    

    virtual void vgSetColor(TUint paint, TUint rgba);

    virtual void vgSetPaint(TUint paint, TUint paintModes);                        

    virtual TUint vgCreatePaint();

    virtual TUint vgCreatePath(TInt pathFormat, TInt datatype, TReal32 scale, TReal32 bias,

            TInt segmentCapacityHint, TInt coordCapacityHint, TInt capabilities);

    virtual void vgLoadMatrix(const TReal32 * m);

    virtual void vgMultMatrix(const TReal32 * m);

    virtual void vgLoadIdentity();

    virtual void vgScale(TReal32 sx, TReal32 sy);

    virtual void vgRotate(TReal32 angle);

    virtual void vgTranslate(TReal32 tx, TReal32 ty);

    virtual void vgReadPixels(void * data, TInt dataStride,TInt dataFormat,TInt sx, TInt sy,TInt width, TInt height);

    virtual void vgWritePixels(const void * data, TInt dataStride, TInt dataFormat,

                TInt dx, TInt dy, TInt width, TInt height);

    virtual void vgAppendPathData(TUint path,TInt numSegments,

                                                const TUint8 * pathSegments,

                                                const void * pathData);                                  

    virtual void vgDrawPath(TUint path, TUint paintModes);

    virtual void vgClearPath(TUint path, TUint capabilities);

    virtual TInt vguRect(TUint path,

                                        TReal32 x, TReal32 y,

                                        TReal32 width, TReal32 height);

    virtual  TInt vguEllipse(TUint path,

                                           TReal32 cx, TReal32 cy,

                                           TReal32 width, TReal32 height);

    virtual TInt vguRoundRect(TUint path, TReal32 x, TReal32 y,

                                            TReal32 width, TReal32 height, TReal32 arcWidth, TReal32 arcHeight);

    virtual TInt vguLine(TUint path,TReal32 x0, TReal32 y0,TReal32 x1, TReal32 y1); 

    virtual void DumpToLogFile();

    virtual void CloseLogFile();    

    virtual TUint vgCreateImage(TInt format, TInt width, TInt height, TInt allowedQuality);

    virtual void vgGetPixels(TUint dst, TInt dx, TInt dy, TInt sx, TInt sy, TInt width, TInt height);        

    virtual void vgDrawImage(TUint image);

    virtual void vgClearImage(TUint image, TInt x, TInt y, TInt width, TInt height);

    virtual void vgImageSubData(TUint image, const void * data, TInt dataStride,

                TInt dataFormat, TInt x, TInt y, TInt width, TInt height);

    virtual void vgMask(TUint mask, TInt operation, TInt x, TInt y, TInt width, TInt height);

    virtual void vgDestroyImage(TUint aHandle);

    virtual void vgDestroyPaint(TUint aHandle);        

    virtual void vgDestroyPath(TUint aHandle);

    virtual void ToggleReset();

    virtual void vgFlush();

    virtual TInt vgGetError();

    virtual MVGSurfaceImpl* CreateVGSurfaceL(TInt aOption);

    const TPtr8 GetEncodedData()

        {

        return iEncodedData->Des();

        }

    const TPtrC8 TLVEncodedData() const

            {

            const TPtr8 ptr=iEncodedData->Des();

            const TPtrC8 data(const_cast<unsigned char*>(ptr.Ptr()+ KIconHeaderLength), ptr.Length() - KIconHeaderLength);

            return data;

            }

    void EmptyEncodedData();

    TInt AddCommand(TInt aType, TUint8 * aValue, TInt aLength);

    void SetCommonHeader(const TDesC8& aHeader);

    void SetMaskFlag(TBool aVal = ETrue);

private:

    /**

     * Constructor for performing 1st stage construction

     */

    CPseodoVGRendererImpl();

    /**

     * EPOC default constructor for performing 2nd stage construction

     */

    void ConstructL();

    void WriteHeader();

    TUint8 GetPathCoordianteSize(TUint8 aHandle);

    TInt EncodeInt8(TUint8 aVal);

    TInt EncodeInt16(TUint16 aVal);

    TInt EncodeInt32(TUint32 aVal);

    TInt EncodeReal32(TReal32 aVal);

    TInt EncodeReal64(TReal64 aVal);

    TInt EncodeData(const TAny *aData, TUint aLength);

    TInt ExpandEncodedData(TUint aNewLength);

    HBufC8 *            iEncodedData;

    TUint               iPaintHandleCount;

    TUint               iPathHandleCount;

    TUint               iHandle;

    static const TUint  ENCODEDDATALENGTH;

    static const TUint  ENCODEDDATAGRANULARITY;

    TInt                iCommonHeaderLength;

    const TUint8* iCommonHeader;

    VGErrorCode iVgErrorCode;

    //Command specific logging methods

#ifdef VGRENDERER_LOG

    RFileLogger iLog;//logs    

    void LogvgSeti(VGParamType type, VGint fvalue,TInt cmdsize);

    void LogvgSetf (VGParamType type, VGfloat fvalue,TInt cmdsize);

    void LogvgSetParameteri(VGHandle handle, VGint paramType, VGint pvalue,TInt cmdsize,TInt Lpvalue);		

    void LogvgSetPaint(VGPaint paint, VGbitfield paintModes,TInt cmdsize,TInt Lpvalue);                        

    void LogvgDrawPath(VGbitfield paintModes,int cmdsize);

#endif

    };

#endif // PSEODOVGRENDERERIMPL_H