// Copyright (c) 2009-2010 Nokia Corporation and/or its subsidiary(-ies).

//

// Permission is hereby granted, free of charge, to any person obtaining a

// copy of this software and/or associated documentation files (the

// "Materials"), to deal in the Materials without restriction, including

// without limitation the rights to use, copy, modify, merge, publish,

// distribute, sublicense, and/or sell copies of the Materials, and to

// permit persons to whom the Materials are furnished to do so, subject to

// the following conditions:

//

// The above copyright notice and this permission notice shall be included

// in all copies or substantial portions of the Materials.

//

// THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY

// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

// MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.

//

// Description:

// Display Adaptation Interface

// 

//

#ifndef OPENWFC_RI_DISPLAY_H

#define OPENWFC_RI_DISPLAY_H

#include <WF/openwfc_ri_display_update.h>

#include <pixelformats.h>

class COpenWFC_RI_Display: public CBase, public MOpenWFC_RI_Display_Update

    {

public:    

    typedef enum

        {

        EScreenInvalid                = 0x0000,    // Initialisation value, don't use

        EScreenRotate0                = 0x0001,    // No rotation

        EScreenRotate90               = 0x0002,    // 90 degree

        EScreenRotate180              = 0x0004,    // 180 degree

        EScreenRotate270              = 0x0008,    // 270 degree

        EScreenRotateMirrorVertical   = 0x0010,    // Upside down/flip

        EScreenRotateMirrorHorizontal = 0x0020,    // Mirrored

        EScreenRotateAll              = 0x000F

        } TScreenRotation;

    typedef enum

        {

        EScreenAttributeInvalid       = 0,

        EScreenAttributeImplementationVersion,      // Version implementation   (TUint32)   RO

        // Currently the only  pixel format support is EUidPixelFormatXRGB_8888

        EScreenAttributePixelFormat,                // Pixel format             (TUint32)   RO

        // Curently, the only value supported is "4"

        EScreenAttributeBytesPerPixel,              // Bytes per pixel          (TUint32)   RO

        EScreenAttributeSupportedRotation,          // Supported rotation bitmap(TUint32)   RO

        EScreenAttributeDefaultRotation,            // Default rotation         (TUint32)   RO

        EScreenAttributeCurrentRotation,            // Current rotation         (TUint32)   RW

        EScreenAttributeNormalWidth,                // Width - rotaton 0        (TUint32)   RO

        EScreenAttributeNormalHeight,               // Height - rotaton 0       (TUint32)   RO

        EScreenAttributeNormalStride,               // Stride - rotaton 0       (TUint32)   RO

        EScreenAttributeFlippedWidth,               // Width - rotaton 90       (TUint32)   RO

        EScreenAttributeFlippedHeight,              // Height - rotaton 90      (TUint32)   RO

        EScreenAttributeFlippedStride,              // Stride - rotaton 90      (TUint32)   RO

        EScreenAttributeScreenGeometry              // geometry struct                      RO

        } TScreenAttribute;

    typedef struct {

        TInt32 iSupportedRotations;

        TInt32 iBytesPerPixel;

        TScreenRotation iDefaultRotation;

        TScreenRotation iCurrentRotation;

        TUidPixelFormat iPixelFormat;

        TInt32 iNormalWidth;

        TInt32 iNormalHeight;

        TInt32 iNormalStride;

        TInt32 iFlippedWidth;

        TInt32 iFlippedHeight;

        TInt32 iFlippedStride;

        } TScreenGeometryAttribute;

public:

        /**

         * API version

         * 

         * @return  API version

         */

    inline TUint32 APIVersion();

    /**

     * Symbian function factory

     * 

     * @param   aStream   Screen Id

     * 

     * @return  An instance of implemented interface

     */

    IMPORT_C static COpenWFC_RI_Display* NewL(TUint aScreen);

    /**

     * retrieves the default screen number for an implementation

     * 

     * 

     * @return  Default Screen ID

     */

	IMPORT_C static TUint32 DefaultScreenNumber();

public:

    static const TInt32 KTopMostLayer = 0;

    static const TUint32 KAPIVersion  = 0x00000001;

protected:

     TInt GetAttributeSize(TUint aAttributeId);

    };

inline TUint32 COpenWFC_RI_Display::APIVersion()

    {

    return KAPIVersion;

    }

#endif // OPENWFC_RI_DISPLAY_H