/*

* 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:  Implementation of symbol table.

*

*/

// INCLUDE

#include <peninputfingerhwrarwnd.rsg>

#include <coemain.h>

#include <s32mem.h>

#include <barsread.h>

#include <aknlayoutscalable_apps.cdl.h>

#include <aknlayoutscalable_avkon.cdl.h>

#include <AknLayoutDef.h>

#include <AknUtils.h>

#include <AknsUtils.h>

#include <akniconutils.h>

#include <aknfeppeninputenums.h>

#include <AknFepGlobalEnums.h>

#include <peninputlayout.h>

#include <peninputrepeatbutton.h>

#include "hbufcarrayar.h"

#include "peninputfingerhwrarevent.h"

#include "peninputfingerhwrarcontrolid.h"

#include "peninputfingerhwrarstoreconstants.h"

#include "peninputlayoutvkb.h"

#include "peninputfingerhwrarnumsymboltable.h"

#include "peninputfingerhwarvkbutility.h"

const TUint16 KInvalidChar = 0xFFFF;

// ---------------------------------------------------------------------------

// Symbian Constructor

// ---------------------------------------------------------------------------

//

CPeninputArabicFingerHwrNumSymbolTable* CPeninputArabicFingerHwrNumSymbolTable::NewL( 

    CFepUiLayout* aUiLayout, TInt aId )

    {

    CPeninputArabicFingerHwrNumSymbolTable* self = CPeninputArabicFingerHwrNumSymbolTable::NewLC( 

            aUiLayout, aId );

    CleanupStack::Pop( self ); // self;

    return self;

    }

// ---------------------------------------------------------------------------

// Symbian Constructor

// ---------------------------------------------------------------------------

//

CPeninputArabicFingerHwrNumSymbolTable* CPeninputArabicFingerHwrNumSymbolTable::NewLC( 

    CFepUiLayout* aUiLayout, TInt aId )

    {

    CPeninputArabicFingerHwrNumSymbolTable* self = new (ELeave) CPeninputArabicFingerHwrNumSymbolTable( 

            aUiLayout, aId );

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

// ---------------------------------------------------------------------------

// C++ constructor.

// ---------------------------------------------------------------------------

//

CPeninputArabicFingerHwrNumSymbolTable::CPeninputArabicFingerHwrNumSymbolTable( 

    CFepUiLayout* aFepUiLayout, TInt aControlId )

    : CControlGroup( aFepUiLayout, aControlId ),iIsNativeNumMode(EFalse)

    {

	SetControlType(ECtrlControlGroup|ECtrlTactileFeedback);

	SetTactileFeedbackType(ETouchFeedbackSensitiveInput);

    }

// ---------------------------------------------------------------------------

// c++ destructor

// ---------------------------------------------------------------------------

//

CPeninputArabicFingerHwrNumSymbolTable::~CPeninputArabicFingerHwrNumSymbolTable()

    {

    }

// ---------------------------------------------------------------------------

// popup the list.

// ---------------------------------------------------------------------------

//

void CPeninputArabicFingerHwrNumSymbolTable::OpenSymbolTable()

    {

    CapturePointer( ETrue );

    iPopupVisible = ETrue; 

    UiLayout()->LockArea(UiLayout()->Rect(),this);

    // signal server to add the pop area        

    if(UiLayout()->NotDrawToLayoutDevice())

        {

        struct SData

            {

            TRect rr;

            TBool flag;

            } data;

        data.rr = iNumKeypad->Rect();

        data.flag = ETrue;

        TPtrC ptrForAdd;

        ptrForAdd.Set(reinterpret_cast<const TUint16*>(&data),sizeof(data)/sizeof(TUint16));

        UiLayout()->SignalOwner(ESignalPopupArea,ptrForAdd);

        }

    RefreshNumSymbolTable();;

	}

// ---------------------------------------------------------------------------

// cancel the popup.

// ---------------------------------------------------------------------------

//

void CPeninputArabicFingerHwrNumSymbolTable::CloseSymbolTable()

    {

    CapturePointer( EFalse );

    iPopupVisible = EFalse;

    // signal server to remove the pop area        

    if(UiLayout()->NotDrawToLayoutDevice())

        {

        struct SData

            {

            TRect rr;

            TBool flag;

            } data;

        data.rr = iNumKeypad->Rect();

        data.flag = EFalse;

        TPtrC ptrForRemove;

        ptrForRemove.Set(reinterpret_cast<const TUint16*>(&data),sizeof(data)/sizeof(TUint16));

        UiLayout()->SignalOwner(ESignalPopupArea,ptrForRemove);

        }    

    UiLayout()->UnLockArea(UiLayout()->Rect(),this);

    }

// ---------------------------------------------------------------------------

// get visibility of popup.

// ---------------------------------------------------------------------------

//

TBool CPeninputArabicFingerHwrNumSymbolTable::IsPopup()

    {

    return iPopupVisible;

    }

// ---------------------------------------------------------------------------

// Handle pointer down event.

// ---------------------------------------------------------------------------

//

CFepUiBaseCtrl* CPeninputArabicFingerHwrNumSymbolTable::HandlePointerDownEventL(

    const TPoint& aPoint )

    {

    CancelPointerDownL();

    CFepUiBaseCtrl* ctrl = CControlGroup::HandlePointerDownEventL( aPoint );

    if(!ctrl)

	   {

	   ReportEvent(EHwrEventOutsideEvent);

	   }

	else

       {

	    #ifdef RD_TACTILE_FEEDBACK

        if (UiLayout()->SupportTactileFeedback())

            {

            UiLayout()->DoTactileFeedback(ETouchFeedbackSensitiveInput);

            }

        #endif //RD_TACTILE_FEEDBACK

	   ctrl->UpdateArea(ctrl->Rect(),EFalse);

	   }	

    return ctrl;

    }

// ---------------------------------------------------------------------------

// Handle pointer up event.

// ---------------------------------------------------------------------------

//

CFepUiBaseCtrl* CPeninputArabicFingerHwrNumSymbolTable::HandlePointerUpEventL(

    const TPoint& aPoint )

    {

    CFepUiBaseCtrl* ctrl = CControlGroup::HandlePointerUpEventL( aPoint );

    if(ctrl)

	   {

	   ctrl->UpdateArea(ctrl->Rect(),EFalse);

	   }

	return ctrl;

    }

// ---------------------------------------------------------------------------

// Handle pointer move event.

// ---------------------------------------------------------------------------

//

CFepUiBaseCtrl* CPeninputArabicFingerHwrNumSymbolTable::HandlePointerMoveEventL(

    const TPoint& aPoint )

    {

	CFepUiBaseCtrl* ctrl = CControlGroup::HandlePointerMoveEventL( aPoint );

	if(ctrl)

	    {

		HandlePointerEnter(aPoint);

		ctrl->UpdateArea(ctrl->Rect(),EFalse);

		}

	else

	    {

	    HandlePointerLeave(aPoint);

	    UpdateArea(iRect,EFalse);

	    }

    return ctrl;

    }

// ---------------------------------------------------------------------------

// Symbian second-phase constructor.

// ---------------------------------------------------------------------------

//

void CPeninputArabicFingerHwrNumSymbolTable::ConstructL()

    {

    BaseConstructL(); 

    // disable border

    SetBorderSize( TSize(0,0) );

	// construct virtual keypad

	CreateVirtualKeypadL();

    }

// ---------------------------------------------------------------------------

// SizeChanged

// ---------------------------------------------------------------------------

//	

void CPeninputArabicFingerHwrNumSymbolTable::SizeChanged(const TRect& aVirtualKeypadRect)

    {

	// relayout the virtual key pad

	iNumKeypad->SetRect(aVirtualKeypadRect);

	}

// ---------------------------------------------------------------------------

// create symbol table keypad.

// ---------------------------------------------------------------------------

//

void CPeninputArabicFingerHwrNumSymbolTable::CreateVirtualKeypadL()

    {

    TFontSpec spec;

    iNumKeypad = CVirtualKeyboard::NewL( 

        TRect(0,0,0,0),

        UiLayout(),

        EHwrCtrlIdNumSymbolTableVkb,

        spec );

    AddControlL( iNumKeypad );

    iNumKeypad->AddEventObserver( UiLayout() );

	iNumKeypad->SetKeySkinId( EKeyBmpNormal, KAknsIIDQsnFrKeypadButtonFrNormal );

    iNumKeypad->SetKeySkinId( EKeyBmpHighlight, KAknsIIDQsnFrKeypadButtonFrPressed );

    iNumKeypad->SetKeySkinId( EKeyBmpDim, KAknsIIDQsnFrKeypadButtonFrInactive );

    iNumKeypad->SetResourceId( KInvalidResId );

    iNumKeypad->SetKeyTextColorGroup( EAknsCIQsnTextColorsCG68 );

    iNumKeypad->SetDrawOpaqueBackground( EFalse );    

    }

// ---------------------------------------------------------------------------

//  Read control's background info.

// ---------------------------------------------------------------------------

//	

void CPeninputArabicFingerHwrNumSymbolTable::ConstructFromResourceL()

    {

	if ( iResourceId == KInvalidResId )

        {

        User::Leave( KErrArgument );

        }

    TResourceReader reader;

    CCoeEnv::Static()->CreateResourceReaderLC( reader, iResourceId );

	const TInt32 bgImageResId = reader.ReadInt32();

	LoadBackgroundFromResourceL(bgImageResId);

	CleanupStack::PopAndDestroy( 1 ); //reader

	CControlGroup::ConstructFromResourceL();

	}

// ---------------------------------------------------------------------------

//  Read control's background info.

// ---------------------------------------------------------------------------

//

void CPeninputArabicFingerHwrNumSymbolTable::LoadBackgroundFromResourceL( const TInt aResId )

    {

    if ( aResId == 0 )

        return;

    if ( BackgroundBmp() )

        {

        CFbsBitmap* bkBmp = BackgroundBmp();

        delete bkBmp;   

        SetBackgroundBmp( NULL );

        }

    if ( BkMaskBmp() )

        {

        CFbsBitmap* bkMaskBmp = BkMaskBmp();

        delete bkMaskBmp;

        SetBackgroundMaskBmp( NULL );

        }    

    TResourceReader resReader;

    CCoeEnv::Static()->CreateResourceReaderLC( resReader, aResId ); 

    TPtrC bmpFileName = resReader.ReadTPtrC();

    TInt32 imgMajorSkinId = resReader.ReadInt32();

    TAknsItemID id;

    TInt skinitemid;

    MAknsSkinInstance* skininstance = AknsUtils::SkinInstance();

    const TInt16 bmpId = resReader.ReadInt16();

    const TInt16 bmpMskId = resReader.ReadInt16();

    skinitemid = resReader.ReadInt16();   

    id.Set( TInt( imgMajorSkinId ), skinitemid );

    if ( bmpId != KInvalidImg )

        {

        CFbsBitmap* backgroundImg = NULL;

        CFbsBitmap* backgroundMaskImg = NULL;

        if ( bmpMskId != KInvalidImg )

            {

            AknsUtils::CreateIconL( skininstance, id, backgroundImg,

                    backgroundMaskImg, bmpFileName, bmpId, bmpMskId );

            }

        else

            {

            AknsUtils::CreateIconL( skininstance, id, backgroundImg,

                    bmpFileName, bmpId );

            }

        SetBackgroundBmp( backgroundImg );

        SetBackgroundMaskBmp( backgroundMaskImg );           

        }

    CleanupStack::PopAndDestroy( 1 ); //reader

    }

// ---------------------------------------------------------------------------

// Load virtual keys image

// ---------------------------------------------------------------------------

//	

void CPeninputArabicFingerHwrNumSymbolTable::LoadVkbKeyImageL(TInt aResId, const TSize& aKeySize)

    {

    PeninputFingerHwrArVkbUtility::LoadVkbKeyImageL(*iNumKeypad,aResId,aKeySize);

	}

// ---------------------------------------------------------------------------

// Load virtual keys

// ---------------------------------------------------------------------------

//	

void CPeninputArabicFingerHwrNumSymbolTable::LoadVirtualKeypadKeyL(const TInt aResId, const RArray<TRect>& aCellRects)

    {

	PeninputFingerHwrArVkbUtility::LoadVirtualKeypadKeyL(*iNumKeypad,aResId,aCellRects);

	}

// ---------------------------------------------------------------------------

// accept editor's number mapping restriction.

// ---------------------------------------------------------------------------

//

void CPeninputArabicFingerHwrNumSymbolTable::UpdateTableSymbol( const TDesC& aNumMapping )

    {

    HBufC* charTable = GenerateCharTable(aNumMapping);

    if(charTable)

    	{

    	TInt charTalbeCount = charTable->Length();

	    //numberpad

	    TInt keyCount = iNumKeypad->KeyArray().Count();

	    for ( TInt i = 0; i < keyCount; i++ )

	        {

	        CVirtualKey* vk = iNumKeypad->KeyArray()[i];

	        if(i < charTalbeCount && (*charTable)[i] != KInvalidChar)

	            {

	            TBuf<1> keydata;

                TUint16 keyCode = (*charTable)[i];	            

	            keydata.Append(keyCode);

	            vk->SetKeyData(keydata);

	            vk->SetKeyScancode(keyCode);

	            vk->SetDimmed( EFalse );

	            }

	        else

	            {

	            vk->SetKeyData( KNullDesC );

	            vk->SetKeyScancode( KInvalidChar );

	            vk->SetDimmed( EFalse );

	            }

	        }

	    delete charTable;

	    //sync feedback

	    UpdateAllVirtualKeysFeedback();

    	}

    }

// ---------------------------------------------------------------------------

// Get reordered char table for key pad to render them

// ---------------------------------------------------------------------------

//

HBufC* CPeninputArabicFingerHwrNumSymbolTable::GenerateCharTable(const TDesC& aNumMapping)

	{

	//format of aNumMapping is "0123456789******"

    //char offset in aNumMapping

    //cell 0 using aNumMapping[KNumOffsets[0]]

    //cell 1 using aNumMapping[KNumOffsets[1]]

    const TInt KNumOffsets[] = 

        {

         12,  1,  2, 3,

         13,  4,  5, 6,

         14,  7,  8, 9,

         15,  10, 0, 11

        };

    TInt tableSize = sizeof(KNumOffsets)/sizeof(TInt);

    TInt mappingItemCount = aNumMapping.Length();

    HBufC* reorderedCharTable = HBufC::New(mappingItemCount +1);

    if(reorderedCharTable)

    	{

    	for(TInt i = 0; i < tableSize; i++)

    	    {    	    

    	    if(KNumOffsets[i] < mappingItemCount)

    	    	{

    	    	TUint16 unicode = aNumMapping[KNumOffsets[i]];

                TUint16 mappedCode = MapLatinNumAccordingToNumMode(unicode);	

                reorderedCharTable->Des().Append(mappedCode); 

    	    	}

    	    else

    	    	{

    	        reorderedCharTable->Des().Append(KInvalidChar);

    	    	}	

    	    }

    	}

    return reorderedCharTable;	    

	}

// ---------------------------------------------------------------------------

// Navigate the symbol page

// ---------------------------------------------------------------------------

//

void CPeninputArabicFingerHwrNumSymbolTable::RefreshNumSymbolTable()

    {

	// Draw the symbol table 

    Draw();

	// Update the feedback for the virtual key

    UpdateAllVirtualKeysFeedback();

	// Bitblt the whole symbol table to screen

	UpdateArea(iRect);

    }

// ---------------------------------------------------------------------------

//  update feedback state of all virtual keys.

// ---------------------------------------------------------------------------

//

void CPeninputArabicFingerHwrNumSymbolTable::UpdateAllVirtualKeysFeedback()

    {

    //update numpad keys

    TInt keyCount = iNumKeypad->KeyArray().Count();

    for ( TInt i = 0; i < keyCount; i++ )

        {

        CVirtualKey* vk = iNumKeypad->KeyArray()[i];

        TBool enable = !vk->Dimmed();

        iNumKeypad->EnableKeyFeedback( vk, enable );

        }

    }

// ---------------------------------------------------------------------------

//  update rect of all virtual keys.

// ---------------------------------------------------------------------------

//

void CPeninputArabicFingerHwrNumSymbolTable::UpdateAllVirtualKeysRect(const RArray<TRect> & aCellRects)

    {

    //update numpad keys rect

    TInt keyCount = iNumKeypad->KeyArray().Count();

    TInt rectCount = aCellRects.Count();

    if(keyCount != rectCount)

        {

        return;

        }

    for ( TInt i = 0; i < keyCount; i++ )

        {

        CVirtualKey* vk = iNumKeypad->KeyArray()[i];

        TRect rect = aCellRects[i%rectCount];        

        vk->SetRect(aCellRects[i%rectCount]);

        TRect innerrect = rect;

        innerrect.Shrink( TSize(10,10) );

        vk->SetInnerRect( innerrect );

        }    

    }

// ---------------------------------------------------------------------------

//  Draw new content to the screen

// ---------------------------------------------------------------------------

//

void CPeninputArabicFingerHwrNumSymbolTable::Draw()

    {

	if(AbleToDraw())

        {

		DrawOpaqueMaskBackground( Rect() );

		if( BackgroundBmp() && BackgroundBmp()->SizeInPixels() != Rect().Size() )

			{

			AknIconUtils::SetSize(BackgroundBmp(), Rect().Size(), EAspectRatioNotPreserved);