/*

* Copyright (c) 2009-2010 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:  header for finger hwr UiLayout

*

*/

#ifndef C_PENINPUTFINGERHWRARLAYOUT_H

#define C_PENINPUTFINGERHWRARLAYOUT_H

// INCLUDES

#include "peninputpluginutils.h"

#include "peninputlayout.h"

#include "peninputfingerhwrarstoreconstants.h"

#include "peninputfingerhwrarcontrolid.h"

// FORWARD DECLARATIONS

class CPeninputFingerHwrArStateManagerBase;

class CPeninputFingerHwrArDataStore;

class CRepository;

class CPeninputFingerHwrArWnd;

// class DECLARATIONS

/**

 *  class CPeninputHwrfscnLayout.

 *

 *  Chinese full screen handwriting ui layout class.

 *

 *  @lib peninputfingerhwr.lib

 *  @since S60 v5.0

 */

class CPeninputFingerHwrArLayout : public CFepUiLayout

    {

public:

    /**

     * The writing speed.

     *

     *@since S60 v5.0

     */

    enum TWritingSpeed

        {

        EWritingSpeedVeryFast = 1,

        EWritingSpeedFast,

        EWritingSpeedNormal,

        EWritingSpeedSlow,

        EWritingSpeedVerySlow

        };

public:

    /** 

     * Symbian constructor.

     *

     * @since S60 5.0

     * 

     * @param aLayoutOwner The MLayoutOwner

     * @param aInitData Init data for layout

     * @return Pointer to created CPeninputHwrfscnLayout object

     */

    static CPeninputFingerHwrArLayout* NewL(MLayoutOwner* aLayoutOwner,

            const TAny* aInitData);

public:

    //from CFepUiLayout

    /**

     * From CFepUiLayout.

     * Handle layout command event

     *

     * @since Series 60 5.0

     * @param aCmd Command Id.

     * @param aData Data for command.

     * @return Errors when return value small than 0.    

     */

    TInt HandleCommand(const TInt aCmd, TUint8* aData);

    /**

     * From CFepUiLayout.

     * Handle layout command event

     *

     * @since Series 60 5.0

     * @param aCmd Command Id.

     * @param aData Data for command.

     * @return Errors when return value small than 0.    

     */

    TInt HandleCommandL(const TInt aCmd, TUint8* aData);

    /**

     * From CFepUiLayout.

     * Inform layout the size changing event

     *

     * @since Series 60 5.0

     * @param pData The event data.

     * @return KErrNone if successfully size changing. 

     */

    TInt SizeChanged(const TAny* pData);

    /**

     * From CFepUiLayout.

     * Handle editor text coming

     * Called by animation dll when app editor text is coming.

     * If a ui layout has a editor area, it must implements this function to get the text

     *

     * @since Series 60 5.0

     * @param aData The fep input context field data

     * @return KErrNone is operation succeeded.    

     */

    TInt OnAppEditorTextComing(const TFepInputContextFieldData& aData);

    /**

     * From CFepUiLayout.

     * Handle application info change

     *

     * @since Series 60 5.0

     * @param aInfo The information.

     * @param aType The information type.

     * @return none

     */

    void HandleAppInfoChange(const TDesC& aInfo, TPeninputAppInfo aType);

    /**

     * From CFepUiLayout

     * Called by owner when the system resource changed event.

     *

     * @since S60 v4.0

     * @param aType the event type

     * @return KErrNone if successfully size changing. 

     */

    TInt OnResourceChange(TInt aType);

    /**

     * From MPenUiLayoutBase

     * Return the peninput ui type

     *

     * @since Series 60 5.0

     * @return The ui type @see TPenInputUiType

     */

    TInt PenInputType();

    /**

     * From MFepLayoutBase        

     * Called by owner when the layout is going to be hidden

     *

     * @since S60 5.0

     * @return none

     */

    void OnDeActivate();

    void CallBackL();

	/**

	 * Check if the First string will be allowed to submitted directly to editor without selection 

	 */

	TBool IsAllowedToSubmitDefaultCandiate();

public:

    //from MEventObserver;    

    /**

     * From MEventObserver 

     * handle control event.

     * 

     * @since Series 60 5.0

     * @param aEventType The event type

     * @param aCtrl The control who sends the event

     * @param aEventData The event data

     * @return none

     */

    void HandleControlEvent(TInt aEventType, CFepUiBaseCtrl* aCtrl,

            const TDesC& aEventData);

    void HandleControlEventL(TInt aEventType, CFepUiBaseCtrl* aCtrl,

            const TDesC& aEventData);

public:

    /**

     * Get the data stroe object.

     * 

     * @since Series 60 5.0

     * @return The CPeninputHwrfscnDataStore reference

     */

    CPeninputFingerHwrArDataStore& DataStore();

    /**

     * Replace the char before the cursor in forground app with a new char.

     *

     * @since S60 5.0

     * @param aOldCharCode The old char need to be replaced

     * @param aNewCharCode The new char for replacing the old char

     * @return none

     */

    void Replace(const TDesC& aOldCharCode, const TDesC& aNewCharCode,

            const TBool aIsPart = EFalse);

    /**

     * Submit string to layout owner.

     *

     * @since S60 5.0

     * @param aCharCode The buffer needed to be submitted.

     * @return none

     */

    void SubmitStringToFep(const TDesC& aCharCode);

    /**

     * Submit char to layout owner.

     *

     * @since S60 5.0

     * @param aCharCode The buffer needed to be submitted.

     * @return none

     */    

    void SubmitCharToFep(const TInt aCharCode);

    /**

     * repository callback for settings.

     *

     * @since S60 5.0

     * @param aPtr callback data.

     * @return error code.

     */

    static TInt HandleGSRepositoryCallBack(TAny* aPtr);

    /**

     * load default settings.

     * 

     * @since S60 5.0

     * @param aSetPosFlag The buffer needed to be submitted.

     * @return none

     */

    void LoadAndPublishDefaultL();

    /**

     * sync stroke end mark of writingbox with hwr engine.

     * 

     * @param aEndMark a TPoint object as new stroke end mark.

     * @return none   

     */

    void SyncHwrStrokeEndMark(const TPoint&  aEndMark);

private:

    /**

     * C++ constructor

     *

     * @since S60 5.0

     * @param aLayoutOwner The MLayoutOwner pointer.

     * @return none

     */

    CPeninputFingerHwrArLayout(MLayoutOwner* aLayoutOwner);

    /**

     * standard c++ destructor.

     *

     * @since S60 5.0

     * @return none

     */

    ~CPeninputFingerHwrArLayout();

    /**

     * Symbian second-phase constructor

     *

     * @since S60 5.0

     * @param aInitData The init data passed by layout engine.

     * @return none

     */

    void ConstructL(const TAny* aInitData);

    /**

     * Create the hwr box window

     *

     * @since S60 5.0

     * @return none

     */

    void CreateHwrWindowL();

    /**

     * Create the state manager

     *

     * @since S60 5.0

     * @return none

     */

    void CreateStateManagerL();

private:

    /**

     * handler of button down event.

     *  

     * @since S60 5.0

     * @param aEventType event type id.

     * @param aCtrl event src.

     * @param aEventData event data.

     * @return none

     */

    void OnCtrlButtonDownL(TInt aEventType, CFepUiBaseCtrl* aCtrl,  

            const TDesC& aEventData);

    /**

     * handler of button up event.

     *  

     * @since S60 5.0

     * @param aEventType event type id.

     * @param aCtrl event src.

     * @param aEventData event data.

     * @return none

     */

    void OnCtrlButtonUpL(TInt aEventType, CFepUiBaseCtrl* aCtrl, 

            const TDesC& aEventData);

    /**

     * handler of rep-button clicked event.

     *  

     * @since S60 5.0

     * @param aCtrl event src.

     * @param aData event data.

     * @return none

     */    

    void OnRepButtonClickedL(CFepUiBaseCtrl* aCtrl, const TDesC& aData);

    /**

     * clicked event handler of the BACKSPACE button.

     *  

     * @since S60 5.0

     * @return none

     */     

    void OnBackspaceClickedL();

    /**

     * handler of virtual key down event.

     *  

     * @since S60 5.0

     * @param aCtrl event src.

     * @param aData event data.

     * @return none

     */ 

    void OnVirtualKeyDownL(CFepUiBaseCtrl* aCtrl, const TDesC& aData);

    /**

     * handler of virtual key up event.

     *  

     * @since S60 5.0

     * @param aCtrl event src.

     * @param aData event data.

     * @return none

     */     

    void OnVirtualKeyUpL(CFepUiBaseCtrl* aCtrl, const TDesC& aData);

    /**

     * handler of candidate list event.

     *  

     * @since S60 5.0

     * @param aCtrl event src.

     * @param aData event data.

     * @return none

     */     

    void OnCandidateSelectedL(CFepUiBaseCtrl* aCtrl, const TDesC& aData);

    /**

     * clicked event handler of icf.

     *  

     * @since S60 5.0

     * @return none

     */

    void OnIcfClicked();

    /**

     * handler of StrokeStarted event.

     *  

     * @since S60 5.0

     * @return none

     */

    void OnHwrStrokeStartedL();

    /**

     * handler of StrokeFinished event.

     *  

     * @since S60 5.0

     * @return none

     */    

    void OnHwrStrokeFinishedL();

    /**

     * handler of CharacterFinished event.

     *  

     * @since S60 5.0

     * @return none

     */    

    void OnHwrCharacterFinishedL();

private:

    /**

     * get value from repository

     * 

     * @since S60 v5.0

     * @param aWatcher repository reader.

     * @param aId value id.

     * @return value

     */

    TInt GetNewValue(CAknFepRepositoryWatcher* aWatcher, const TInt aId);

    /**

     * get hwr trail color from repository

     * 

     * @since S60 v5.0

     * @return color value.

     */    

    TInt GetPenTrailColor();

    /**

     * set hwr writing speed.

     * 

     * @since S60 v5.0

     * @param aWritingSpeed speed

     * @return none

     */    

    void SetWritingSpeed(const TInt aWritingSpeed);

    /**

     * set hwr writing pen width.

     * 

     * @since S60 v5.0

     * @param aPenSize The pen size

     * @return none

     */     

    void SetBoxPenSize(const TSize aPenSize);

    /**

     * set hwr writing pen color.

     * 

     * @since S60 v5.0

     * @param aWritingSpeed speed

     * @return none

     */    

    void SetBoxPenColor(const TInt aPenColor);

    /**

     * set guide line on or off.

     * 

     * @since S60 v5.0

     * @param aGuideLineOn  guide line on or off.

     * @return none

     */    

    void SetGuideLineOn(const TBool aGuideLineOn);

    /**

     * change current state manager to standby state.

     * 

     * @since S60 v5.0

     * @return none 

     */

    void ChangeCurStateToStandby();

    /**

     * handler of NumMapping changed event.

     *  

     * @since S60 5.0

     * @return none

     */

    void OnNumMappingChangedL();

    /**

     * revert special characters direction before sending to editor.

     * 

     * @since S60 v5.2

     * @return none 

     */

    TBool RevertSymbolDirection(TInt aInChar, TInt & aOutChar);

private:

    /**

     * main window.

     * not own

     */

    CPeninputFingerHwrArWnd* iHwrWnd;

    /**

     * The data store

     * Own

     */

    CPeninputFingerHwrArDataStore* iDataStore;

    /**

     * The state manager

     * Own

     */

    CPeninputFingerHwrArStateManagerBase* iStateMgr;

    /**

     * The resource Id

     * 

     */

    TInt iResId;

    /**

     * Repository watcher

     */

    CAknFepRepositoryWatcher* iGSRepositoryWatcher;

    /**

     * Repository object.

     */

    CRepository* iRepositorySetting;

	/**

	 * Check if the stroke of drawing the character on the 

	 * HWR box is started

	 */

	TBool iIsStrokeOfDrawingCharacerStarted;

	/**

	 * Check if the editor is MFNE

	 */

	TBool iIsEditorMFNE;

    /**

     * Last overlap index.

     */

    TInt iLastOverlapIdx; 

    };

#endif //C_PENINPUTFINGERHWRARLAYOUT_H