/*

* Copyright (c) 2002 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:    LandmarksUi Content File -

*

*/

#ifndef LMKICONMAP_H

#define LMKICONMAP_H

#include <coecntrl.h>

#include <AknUtils.h>

#include <gulicon.h>

#include <AknIconArray.h>

class CLmkIconMapExtension;

class CEikScrollBarFrame;

class CLmkIconMapExtension;

/**

 * Change Icon Dialog table for LandMarksUi

 *

 */

NONSHARABLE_CLASS(CLmkIconMap) : public CCoeControl, public MEikScrollBarObserver

    {

public:

    /**

    * CLmkIconMap two phase constructor

    *

    */

    static CLmkIconMap* NewL();

    /**

    * CLmkIconMap destructor

    *

    */

     ~CLmkIconMap();

    /**

    * CLmkIconMap resource constructor.

    *

    * @param aReader Icon Dialog table Resource

    *

    */

     void ConstructFromResourceL(TResourceReader& aReader);

    /**

    * Number of rows in the icon table.

    *

    * @return Number of rows in icon table.

    *

    */

     TInt HeightInRows();

    /**

    * Create the scrollbar Ptr and set the No of Rows in the

    * Icon table depends upon the Icon array count.

    *

    */

     void CreateScrollBarAndIconRowL();

    /**

    * Sets reference to the index where selected icon index is put.

    *

    * @param aIconIndex Reference to the integer where selected icon index is put.

    */

     void SetIndex(TInt& aIconIndex);

private:

    /**

    * CLmkIconMap constructor

    *

    */

     CLmkIconMap();

    /**

    * CLmkIconMap two phase constructor

    *

    */

    void ConstructL();

public: // from CCoeControl

     TSize MinimumSize();

     TKeyResponse OfferKeyEventL(const TKeyEvent& aKeyEvent, TEventCode);

     TCoeInputCapabilities InputCapabilities() const;

     virtual void ActivateL();

#ifdef RD_SCALABLE_UI_V2

 	 void HandlePointerEventL(const TPointerEvent& aPointerEvent);

 	 void SetObserver( MCoeControlObserver* aObserver  );

#endif //RD_SCALABLE_UI_V2

protected: // from CCoeControl

     void SizeChanged();

     void HandleResourceChange(TInt aType);

     TInt CountComponentControls() const;

     CCoeControl* ComponentControl(TInt aIndex) const;

public:

    /**

    * DrawOffscreenBackgroundIfRequired().

    *

    * @Description:Draw the offscreen bitmap if applicable.

    *              Specially in case of Skin change

    */

    void DrawOffscreenBackgroundIfRequired() const;

    /**

    * DoLayout()

    * @Description: Sets the Layout of the Icon table.

    */

    void DoLayout();

private:

    /**

    * Draw().

    *

    * @Description:

    */

    void Draw(const TRect& aRect) const;

    /**

    * DrawItem().

    *

    * @Description:

    */

    void DrawItem(

                  CWindowGc& aGc,

                  const TRect& aSctPosition,

                  TInt aIconIndex,

                  TBool aHighlighted,

                  TBool aDrawBackground ) const;

    /**

    * DrawCursor().

    *

    * @Description:

    */

    void DrawCursor() const;

    /**

    * MoveCursorL().

    *

    * @Description:

    */

    void MoveCursorL(TInt aX, TInt aY);

    /**

    * DrawCell().

    *

    * @Description:

    */

    void DrawCell( TInt aCursorPos, TBool aHighLighted ) const;

    /**

    * CursorRect().

    *

    * @Description:

    */

    TRect CursorRect( TInt aCursorPos ) const;

    /**

    * CursorPoint().

    *

    * @Description:

    */

    TPoint CursorPoint( TInt aCursorPos ) const;

    /**

    * UpdateScrollIndicatorL().

    *

    * @Description:

    */

    void UpdateScrollIndicatorL();

    /**

    * CountMaxColumnsAndCellSizes().

    *

    * @Description:

    */

    void CountMaxColumnsAndCellSizes();

    /**

    * LoadIconL().

    *

    * @Description:

    */

    void LoadIconL();

   /**

    * Extension().

    *

    * @Description:

    */

    CLmkIconMapExtension* Extension() const;

private: //from CCoeContrl

    void Reserved_1();

    void Reserved_2();

public:

     /**

     * This function handles pointer events directed at the iconmapdialog.

     * @param aScrollBar The scrollbar to be observed.

     * @param aEventType The incomming event type so that correct functionality can be done.

     */

    void HandleScrollEventL(CEikScrollBar* aScrollBar, TEikScrollEvent aEventType);

private:

    TInt                iGridItemWidth;

    TInt                iGridItemHeight;

    TBool               iIsMirrored;

    TInt                iRows;

    TInt                iFirstVisibleRow;

    TPoint              iOffset;

    TPoint              iGridTopLeft;

    TPoint              iCursorPos;

    TPoint              iOldCursorPos;

    mutable TBool       iDrawnBefore;

    CEikScrollBarFrame* iSBFrame;

    TInt*               iIconIndex;

    TBool               iAnimated;

    CFbsBitmap*         iOffscreenBg;

    CFbsBitmapDevice*   iBitmapDevice;

    CFbsBitGc*          iBitmapGc;

    TBool               iHasBitmapBackground;

    mutable TBool       iOffscreenBgDrawn;

    TInt                iMaxColumns;

    TInt                iCurrentPage;

    TInt                iNumPages;

    CLmkIconMapExtension*   iExtension;

    CArrayPtr< CGulIcon >*  iConsArray;

    TBool iIsChangeIcon;

    };

#endif // __LMKICONMAP_H__