/*

* Copyright (c) 2005-2007 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 for PeninputLayoutControl

*

*/

#include <AknIconUtils.h>

#include <AknsUtils.h>

#include <AknUtils.h>

#include <AknsDrawUtils.h> 

#include <AknBidiTextUtils.h>

#include "peninputlayoutbubblectrl.h"

#include "peninputlayout.h"

#include <peninputpluginutils.h>

#include <imageconversion.h> 

#include "peninputcmd.h"

const TInt KShrinkSize = 10;

const TInt KDefaultTextColorIndex = EAknsCIQsnTextColorsCG60;

// ======== MEMBER FUNCTIONS ========

// Implementation of Class CBubbleCtrl

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

// CBubbleCtrl::NewL

// Factory function

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

//

EXPORT_C CBubbleCtrl* CBubbleCtrl::NewL(const TRect& aRect,

                               CFepUiLayout* aUiLayout,

                               TInt aCtrlId)

    {

    CBubbleCtrl* ctrl = new (ELeave)CBubbleCtrl(aRect,aUiLayout,aCtrlId);

    CleanupStack::PushL(ctrl);

    ctrl->BaseConstructL();

    CleanupStack::Pop(ctrl);

    return ctrl;

    }

EXPORT_C CBubbleCtrl::CBubbleCtrl(const TRect& aRect,

                         CFepUiLayout* aUiLayout,

                         TInt aCtrlId)

    :CFepUiBaseCtrl(aRect,aUiLayout,aCtrlId),

     iForgroundBmp(NULL),

     iForgroundBmpMask(NULL),

     iShowing(EFalse),

     iTextColorIndex(KDefaultTextColorIndex)

    {

    SetControlType(ECtrlButton);

    SetHidenFlag(ETrue);

    }

EXPORT_C CBubbleCtrl::~CBubbleCtrl()

    {

    if ( iText )

        delete iText;

    if( iForgroundBmp )

		{

		delete iForgroundBmp;

		iForgroundBmp = NULL;

		}

	if( iForgroundBmpMask )

		{

		delete iForgroundBmpMask;

		iForgroundBmpMask = NULL;

		}   

	delete iBitmap;

	delete iMaskBitmap; 

    }

EXPORT_C void CBubbleCtrl::SetBitmapParam(CFbsBitmap* aBmpId,

                                 CFbsBitmap* aMaskBmpId,

                                 TAknsItemID aBgSkinId)

    {

    if( iForgroundBmp )

		{

		delete iForgroundBmp;

		iForgroundBmp = NULL;

		}

	if( iForgroundBmpMask )

		{

		delete iForgroundBmpMask;

		iForgroundBmpMask = NULL;

		}    

    iForgroundBmp = aBmpId;

    iForgroundBmpMask = aMaskBmpId;

    iBgSkinId = aBgSkinId;    

    }

EXPORT_C void CBubbleCtrl::Popup(const TRect& aRect)

    {

    if(iFreeze)

        {

        SetHidenFlag(EFalse);   

        /*

        if(UiLayout()->NotDrawToLayoutDevice())

            {

            struct SData

                {

                TRect rr;

                TBool flag;

                } data;

            data.rr = aRect;

            data.flag = ETrue;

            TPtrC ptr;

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

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

            }  

        */

        return;

        }

    if( !iShowing || iNeedRedraw )

        {

        TRect rect = Rect();

        //SetRect(aRect);

        SetHidenFlag(EFalse);        

        BringToTop();

        /*

        //redraw the control under bubble control

        if(aRect != rect)        

            {

            // signal the server to remove the pop area added before since the rect 

			// has been changed

		    if(UiLayout()->NotDrawToLayoutDevice())

		        {

		        struct SData

		            {

		            TRect rr;

		            TBool flag;

		            } data;

		        data.rr = rect;

		        data.flag = EFalse;

		        TPtrC ptr;

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

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

		        }

		    else

			    {

				//redraw the control under bubble control

				RootControl()->ReDrawRect(rect); 

				}

            }

            */

		/*

        // signal server to add the pop area		

        if(UiLayout()->NotDrawToLayoutDevice())

            {

            struct SData

                {

                TRect rr;

                TBool flag;

                } data;

            data.rr = aRect;

            data.flag = ETrue;

            TPtrC ptr;

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

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

            }

            */

		// signal server to copy the background as background bitmap for its own bitmap

        if(UiLayout()->NotDrawToLayoutDevice())

            {

            //copy backgroud to bitmap. DrawFrame seems to have transparent effect, 

            //so we need copy the background first.  

            if(!iBitmap)

                {

                TRAP_IGNORE(CreateBmpDevL());

                }

            CFbsBitGc* gc = static_cast<CFbsBitGc*>(BitGc());

            gc->Activate( BitmapDevice() ); 

            CFbsBitGc* layoutGc = static_cast<CFbsBitGc*>(

                                UiLayout()->LayoutOwner()->BitmapContext()); 

            gc->BitBlt(TPoint(0,0),*layoutGc,Rect());

            //ensure other pop up draws correctly on the background

            struct SData

                {

                CFbsBitGc* gc;

                CFbsBitmap* bmp;

                TRect rect;

                } data;

            data.gc = gc;

            data.bmp = iBitmap;

            data.rect = Rect();

            TPtrC ptr;

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

            UiLayout()->SignalOwner(ESignalDrawBackground,ptr);

            }

        Draw();

		// notify sever to draw the bubble bitmap on the screen

        if(UiLayout()->NotDrawToLayoutDevice())

            {

            struct SData

                {

                TBool flag;

                TRect pos;

                CFbsBitmap* bmp;

                CFbsBitmap* mask;

                } data;

            data.flag = ETrue;

            data.pos = Rect();

            data.bmp = iBitmap;

            data.mask = iMaskBitmap;

            TPtrC ptr;

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

            UiLayout()->SignalOwner(ESignalUpdateBubble,ptr);

            }

        else

            {

            rect.BoundingRect(aRect);

            UpdateAreaImmed(rect,ETrue);     

            }   

        iNeedRedraw = EFalse;

        }

    }

EXPORT_C void CBubbleCtrl::SetBitmapParam(CFbsBitmap* aBmpId,

                                 CFbsBitmap* aMaskBmpId,

                                 TAknsItemID aFirstBmpId,

		                         TAknsItemID aMiddleBmpId,

		                         TAknsItemID aLastBmpId)

    {

    if( iForgroundBmp )

		{

		delete iForgroundBmp;

		iForgroundBmp = NULL;

		}

	if( iForgroundBmpMask )

		{

		delete iForgroundBmpMask;

		iForgroundBmpMask = NULL;

		}    

    iForgroundBmp = aBmpId;

    iForgroundBmpMask = aMaskBmpId;

    iFirstBmpId = aFirstBmpId;

    iMiddleBmpId =  aMiddleBmpId;

    iLastBmpId = aLastBmpId;    

    }

EXPORT_C void CBubbleCtrl::Close()

    {

    TRect rect = Rect();

    if(UiLayout()->NotDrawToLayoutDevice())

	{

	SetHidenFlag(ETrue);

    struct SData

        {

        TRect rr;

        TBool flag;

        } data;

    data.rr = rect;

    data.flag = EFalse;

    TPtrC ptr;

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

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

	}

    iShowing = EFalse;   

    if( iFreeze )

        {

        if(iInvalidRect.IsEmpty() )

            {

            iInvalidRect = rect;

            }

        else

            {

            iInvalidRect.BoundingRect( rect );

            }            

        }

    else

        {

        if(UiLayout()->NotDrawToLayoutDevice())

            {

            struct SData

                {

                TBool flag;

                TRect pos;

                CFbsBitmap* bmp;

                } data;

            data.flag = EFalse;

            data.pos = Rect();

            data.bmp = iBitmap;

            TPtrC ptr;

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

            UiLayout()->SignalOwner(ESignalUpdateBubble,ptr);

            }

        else

            {

            Clear();

            SetHidenFlag(ETrue);    

            BringToBack();

            RootControl()->ReDrawRect(rect);

            UpdateAreaImmed(rect);

            }        

        }

    }

EXPORT_C void CBubbleCtrl::Hide(TBool aFlag)

    {

    if(aFlag) //hide bubble

        {

        Close();            

        }

    else

        {

        Popup(Rect());        

        }

    }

EXPORT_C TBool CBubbleCtrl::IsShowing()

    {

    return iShowing;   

    }

EXPORT_C void CBubbleCtrl::Draw()

    {

    if(!AbleToDraw() || iFreeze ) //|| !iShowing )

	    {

	    return;

	    }

    if(UiLayout()->NotDrawToLayoutDevice() && !iBitmap)

        {

        TRAP_IGNORE(CreateBmpDevL());

        }

    CFbsBitGc* gc = static_cast<CFbsBitGc*>(BitGc());

    //mask bitmaps

  	DrawOpaqueMaskBackground();  

    TRect rect = GetRect();          

    TRect innerRect = rect;

    if ( ( iLeftDiff == 0 ) && ( iTopDiff == 0 )

         && ( iRightDiff == 0 ) && ( iBottomDiff == 0 ) )

        {

        innerRect.Shrink( KShrinkSize, 0 );

        }

    else

        {

        innerRect.iTl.iX = innerRect.iTl.iX + iLeftDiff;

        innerRect.iTl.iY = innerRect.iTl.iY + iTopDiff;

        innerRect.iBr.iX = innerRect.iBr.iX - iRightDiff;

        innerRect.iBr.iY = innerRect.iBr.iY - iBottomDiff;

        }

    // ----- draw bitmaps -----

    gc->Activate( BitmapDevice() );                

    //gc->Clear(rect);

	// Draw background

	if ( iBgSkinId.iMajor )

	    {

    	AknsDrawUtils::DrawFrame( UiLayout()->SkinInstance(), //UiLayout()->SkinInstace()

                         *gc,

                         rect,

                         innerRect,

                         iBgSkinId,

                         KAknsIIDDefault ); 	        

	    }

	else if( iFirstBmpId.iMajor && iMiddleBmpId.iMajor && iLastBmpId.iMajor )

		{

		AknPenInputDrawUtils::Draw3PiecesFrame( UiLayout()->SkinInstance(),

						 *gc,

						 rect,

						 innerRect,

						 iFirstBmpId,

						 iMiddleBmpId,

						 iLastBmpId);	

		}

	else

	    {

	    DrawBackground();    

	    }

    if ( iForgroundBmp )

        {

        TRect iconRect;

        iconRect.iTl = TPoint( innerRect.iTl.iX + iIconOffset.iWidth, 

                innerRect.iTl.iY + iIconOffset.iHeight );

        iconRect.SetWidth( iIconSize.iWidth );

        iconRect.SetHeight( iIconSize.iHeight );

        if( iForgroundBmp->SizeInPixels() != iconRect.Size() )

        	{

        	AknIconUtils::SetSize( iForgroundBmp, iconRect.Size(), EAspectRatioNotPreserved );

        	}

    	TRect srcRect( TPoint( 0, 0 ), iForgroundBmp->SizeInPixels() );

    	if( iForgroundBmpMask )

    		{

            if( iForgroundBmpMask->SizeInPixels() != iconRect.Size() )

            	{

            	AknIconUtils::SetSize( iForgroundBmpMask, iconRect.Size(), EAspectRatioNotPreserved);

            	}

            gc->SetBrushStyle( CGraphicsContext::ENullBrush );

    		gc->BitBltMasked( iconRect.iTl, 

    						  iForgroundBmp, 

    						  srcRect,

    						  iForgroundBmpMask,

    						  EFalse);

    		}

        else

            {

    		gc->BitBlt( iconRect.iTl,

    					iForgroundBmp,

    					srcRect );

            }            

        }

    if ( iText && iText->Length() > 0 )

        {

        gc->SetBrushStyle( CGraphicsContext::ENullBrush );

        TAknLayoutText textLayout;

        textLayout.LayoutText(GetRect(), iTextFormat);

        TRgb color( KRgbBlack );  // sane default for nonskinned case

	    if ( AknsUtils::AvkonSkinEnabled() )

	        {

	        AknsUtils::GetCachedColor( UiLayout()->SkinInstance(),

	                               color, KAknsIIDQsnTextColors, iTextColorIndex );

	        }

         if ( iLangCode == ELangArabic ||

              iLangCode == ELangHebrew ||

              iLangCode == ELangFarsi  ||

              iLangCode == ELangUrdu )

             {

              const CFont* font = textLayout.Font();

              HBufC* visualBuf = HBufC::New( iText->Length() + KAknBidiExtraSpacePerLine );

              *visualBuf = *iText;

              TPtr buf = visualBuf->Des();

              AknBidiTextUtils::ConvertToVisualAndClip(*iText, buf, *font,

                                          textLayout.TextRect().Size().iWidth,

                                          textLayout.TextRect().Size().iWidth,

                                          AknBidiTextUtils::ERightToLeft );

              textLayout.DrawText(*gc, buf, EFalse, color);

              delete visualBuf;

              visualBuf = NULL;

             }

         else

             {

             textLayout.DrawText(*gc, *iText, EFalse, color);

             }

        }

    }

EXPORT_C void CBubbleCtrl::SetTextFormat(TAknTextLineLayout aTextFormat)

    {

    iTextFormat = aTextFormat;                

    }

EXPORT_C void CBubbleCtrl::SetTextL(const TDesC& aText)

    {

    delete iText;

    iText = NULL;

    iText = aText.AllocL();           

    iNeedRedraw = ETrue;

    }