/*

* 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:  ?Description

*

*/

#ifndef CMIDIMAGEITEM_H

#define CMIDIMAGEITEM_H

#include <gdi.h>

//

#include <lcdui.h>

// using bitmaps (MMIDBitmapImage) and API for them

#include <lcdgr.h>

// CMIDControlItem inheritance in class declaration

// and some API

#ifdef RD_TACTILE_FEEDBACK

#include <touchfeedback.h>

#endif

#include "CMIDControlItem.h"

class CEikLabel;

class CAknButton;

class CGulIcon;

// wrapper for embedding image in CMIDForm

NONSHARABLE_CLASS(CMIDImageItem) : public CMIDControlItem, public MMIDImageItem

{

public:

    /**

     * Double ctor

     * @return CMIDImageItem instance

     *

     * @since s60

     */

    static CMIDImageItem* NewL(

        const TDesC& aLabel, MMIDImage* aImage, TLayout aLayout,

        TAppearance aAppearance, const TDesC& aAltText, CMIDUIManager* aUIManager);

    //

    // From MMIDImageItem

    //

    void SetAltTextL(const TDesC& aAltText);

    void SetImageL(MMIDImage* aImage);

    //

    // From MMIDItem

    //

    void SetLabelL(const TDesC& aLabel);

    inline void SetLayoutL(TLayout aLayout);

    void SetPreferredSizeL(const TSize& aSize);

    TSize PreferredSize() const;

    TSize MinimumSize() const;

    void AddCommandL(MMIDCommand* aCommand);

    void RemoveCommand(MMIDCommand* aCommand);

    void SetDefaultCommand(MMIDCommand* aCommand);

    TBool IsSelectable() const;

    //

    // From MMIDComponent

    //

    void Dispose();

    //

    // From CCoeControl

    //

    TSize MinimumSize();

    TInt CountComponentControls() const;

    CCoeControl* ComponentControl(TInt /*aIndex*/) const;

    void Draw(const TRect& /*aRect*/) const;

    void SizeChanged();

    void FocusChanged(TDrawNow aDrawNow);

    void SetContainerWindowL(const CCoeControl& aContainer);

#ifdef RD_SCALABLE_UI_V2

    void HandlePointerEventL(const TPointerEvent &aPointerEvent);

    /**

     * Returns area that is sensitive to tapping actions

     */

    TRect TappingActionRect();

#endif // RD_SCALABLE_UI_V2

#ifdef RD_TACTILE_FEEDBACK

private:

    MTouchFeedback* iFeedback;

#endif

    //

    // From CMIDItem

    //

    TInt ItemPreferredHeightWithoutLabel();

    //

    // From CMIDControlItem

    //

    TSize ResetPreferredSize() const;

    void ResolutionChange(TInt aType);

    //

    ~CMIDImageItem();

private:

    /**

     * Ctor

     *

     * @since s60

     */

    CMIDImageItem(

        TLayout aLayout, TAppearance aAppearance, CMIDUIManager* aUIManager);

    void ConstructL(const TDesC& aLabel,MMIDImage* aBitmap,const TDesC& aAltText);

    void UpdatePreferredSizeL();

    MMIDItem::TAppearance RenderedAppearance() const;

    void  AdjustToSizeL(const TSize& aSize);

    void DrawHyperlinkIndication(const TRect& parentRect) const;

    void UpdateMarginsAndImageSize(); // updates iImageMargins, iImageSize

    // and iItemHeightWithoutLabel

    void UpdateImageSize(); // updates iImageSize and iItemHeightWithoutLabel

    /**

    * Updates possition of image button according to it's size.

    * Should be called every time when variables affecting positioning are set.

    */

    void UpdateButtonPosition();

private:

    TAppearance iAppearance;

    MMIDBitmapImage*  iBitmapImage;

    TInt iItemHeightWithoutLabel; // imageitem height, includes margins

    // Image position in relation to CCoeControl (CMIDControlItem Rect) area

    TMargins iImageMargins; // Margins for the image in relation to controlItem area

    TSize iImageSize; // Size of the image

    //Hyperlink frame bitmaps

    CFbsBitmap* iHyperlinkVerticalLine;

    CFbsBitmap* iHyperlinkVerticalLineMask;

    CFbsBitmap* iHyperlinkHorizontalLine;

    CFbsBitmap* iHyperlinkHorizontalLineMask;

    // for button appearance

    CAknButton* iButton;

    CGulIcon* iButtonIcon; // iButton owns the instance

#ifdef RD_SCALABLE_UI_V2

    TBool iPointerDownOnContentArea; // ETrue, if EButton1Down happened on item content area

#endif // RD_SCALABLE_UI_V2

};

#endif // CMIDIMAGEITEM_H