/*

* Copyright (c) 2002-2007 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 xuikon clock face.

*

*/

// SYSTEM INCLUDE FILES

#include <e32math.h>

#include <bitdev.h>

#include <AknsUtils.h>

#include <AknIconUtils.h>

#include <AknBidiTextUtils.h>

#include <AknLayoutFont.h>

#include <AknUtils.h>

#include <gdi.h>

// USER INCLUDE FILES

#include "xnnodepluginif.h"

#include "xnclockadapter.h"

#include "xntext.h"

#include "xnclockface.h"

// LOCAL CONSTANTS AND MACROS

_LIT( KAmPmFormat, "%B" );

_LIT( KTimeFormat, "%J%:1%T" );

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

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

// CXnClockFaceDigital::CXnClockFaceDigital

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CXnClockFaceDigital::CXnClockFaceDigital()

    {

    }

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

// CXnClockFaceDigital::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CXnClockFaceDigital::ConstructL()

    {

    }

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

// CXnClockFaceDigital::NewL

// Two-phased constructor.

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

//

CXnClockFaceDigital* CXnClockFaceDigital::NewL()

    {

    CXnClockFaceDigital* self =

        new ( ELeave ) CXnClockFaceDigital();

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// Destructor

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

//

CXnClockFaceDigital::~CXnClockFaceDigital()

    {

    }

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

// CXnClockFaceDigital::DrawL

// (other items were commented in a header).

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

//

void CXnClockFaceDigital::DrawL( CXnClockAdapter& aAdapter, CWindowGc& aGc, 

    const TRect& aRect, const TTime& aTime )

    {        

    TBuf< KMaxTimeFormatSpec > time;

    aTime.FormatL( time, KTimeFormat() );         

    TBuf< KMaxTimeFormatSpec > ampm;

    aTime.FormatL( ampm, KAmPmFormat() );

    AknTextUtils::LanguageSpecificNumberConversion( time );

    const CAknLayoutFont* clockFont( 

            aAdapter.FontL( CXnClockAdapter::EDigitalFont ) );

    const CAknLayoutFont* ampmFont( 

            aAdapter.FontL( CXnClockAdapter::EAmPmFont ) );

    const CAknLayoutFont* dateFont( 

            aAdapter.FontL( CXnClockAdapter::EDateFont ) );

    const TRgb& color( aAdapter.TextColorL() );

    CXnNodePluginIf* date( aAdapter.Date() );

    TInt ampmWidth( 0 );

    if( TLocale().TimeFormat() == ETime12 )

        {                

        // Measure the full width of the ampm string 

        ampmWidth = AknBidiTextUtils::MeasureTextBoundsWidth( *ampmFont, ampm, 

            CFont::TMeasureTextInput::EFVisualOrder );                                    

        }

    const TInt deltaHeight( aRect.Height() - clockFont->TextPaneHeight() );

    TInt offset( clockFont->TextPaneTopToBaseline() + deltaHeight / 2 );

    if( date )

        {

        // When date string is shown, time string must be lifted up

        offset -= ( dateFont->TextPaneHeight() / 2 );

        }

    // Measure the full width of the time string 

    TInt textWidth( AknBidiTextUtils::MeasureTextBoundsWidth( *clockFont, time, 

        CFont::TMeasureTextInput::EFVisualOrder ) );

    TInt extraWidth( aRect.Width() - ampmWidth - textWidth );

    TInt margin( extraWidth / 2 );

    aGc.SetPenColor( color );

    aGc.UseFont( clockFont );

    CGraphicsContext::TTextAlign align;

    TBool mirrored( AknLayoutUtils::LayoutMirrored() );

    if( mirrored )

        {

        align = CGraphicsContext::ERight;

        }

    else

        {

        align = CGraphicsContext::ELeft;

        }        

    aGc.DrawText( time, aRect, offset, align, margin );

    aGc.DiscardFont();

    if( TLocale().TimeFormat() == ETime12 )

        {

        TRect ampmRect( aRect );

        if( mirrored )

            {

            ampmRect.iBr.iX -= ( textWidth + ( margin / 2 ) );

            }

        else

            {

            ampmRect.iTl.iX += ( textWidth + ( margin / 2 ) );

            }            

        extraWidth = ampmRect.Width() - ampmWidth;

        margin = extraWidth / 2;

        aGc.UseFont( ampmFont );

        aGc.DrawText( ampm, ampmRect, offset, align, margin );

        aGc.DiscardFont();

        }    

    if( date )

        {

        const TDesC* dateStr( &KNullDesC() );

        CXnText* textIf( NULL );

        XnComponentInterface::MakeInterfaceL( textIf, date->AppIfL() );                                 

        if( textIf )

            {

            dateStr = textIf->Text();

            }        

        // Measure the full width of the time string 

        TInt dateWidth( AknBidiTextUtils::MeasureTextBoundsWidth( *dateFont, *dateStr, 

            CFont::TMeasureTextInput::EFVisualOrder ) );

        TInt width( aRect.Width() - dateWidth );

        TInt margin( width / 2 );

        // Move date string down by text pane height and 5% of rect height

        offset += dateFont->TextPaneHeight() + ( aRect.Height() / 20 );

        aGc.UseFont( dateFont );

        aGc.DrawText( *dateStr, aRect, offset, align, margin );

        aGc.DiscardFont();        

        }    

    }

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

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

// CXnClockFaceAnalog::CXnClockFaceAnalog

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CXnClockFaceAnalog::CXnClockFaceAnalog()     

    {

    }

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

// CXnClockFaceAnalog::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CXnClockFaceAnalog::ConstructL()

    {

    }

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

// CXnClockFaceAnalog::NewL

// Two-phased constructor.

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

//

CXnClockFaceAnalog* CXnClockFaceAnalog::NewL()    

    {

    CXnClockFaceAnalog* self =

        new( ELeave ) CXnClockFaceAnalog();

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// Destructor

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

//

CXnClockFaceAnalog::~CXnClockFaceAnalog()

    {

    }

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

// CXnClockFaceAnalog::DrawL

// (other items were commented in a header).

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

//

void CXnClockFaceAnalog::DrawL( CXnClockAdapter& /*aAdapter*/, CWindowGc& aGc, 

    const TRect& aRect, const TTime& aTime )

    {

    TSize faceSize( aRect.Size() );

    TDateTime dateTime( aTime.DateTime() );

    MAknsSkinInstance* skin( AknsUtils::SkinInstance() );

    // 1-2: Face number 1

    CFbsBitmap* skinBmp( NULL );

    CFbsBitmap* skinMask( NULL );

    AknsUtils::GetCachedMaskedBitmap( skin,

                                      KAknsIIDQsnHomeClockAnalogueFace,

                                      skinBmp,

                                      skinMask );

    // If there is no bitmap, don't draw

    if( !skinBmp )

        {

        return;

        }

    User::LeaveIfError( AknIconUtils::SetSize( skinBmp, faceSize ) );

    if( skinMask )

        {

        User::LeaveIfError( AknIconUtils::SetSize( skinMask, faceSize ) );

        aGc.BitBltMasked( aRect.iTl,

                          skinBmp,

                          TRect( TPoint( 0, 0 ), skinBmp->SizeInPixels() ),

                          skinMask,

                          ETrue );

        }

    else

        {

        aGc.BitBlt( aRect.iTl, skinBmp );

        }

    aGc.SetBrushStyle( CGraphicsContext::ENullBrush );

    aGc.SetPenStyle( CGraphicsContext::ESolidPen );

    DrawHandsL( aGc, aRect, dateTime );

    }

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

// CXnClockFaceAnalog::DrawHands

// (other items were commented in a header).

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

//

void CXnClockFaceAnalog::DrawHandsL( CWindowGc& aGc,

                                     const TRect& aRect,

                                     const TDateTime& aDateTime )                                    

    {

    TRect rect( aRect );

    CFbsBitmap* hrbitmap( NULL );

    CFbsBitmap* hrmask( NULL );

    CFbsBitmap* minbitmap( NULL );

    CFbsBitmap* minmask( NULL );

    MAknsSkinInstance* skin( AknsUtils::SkinInstance() );

    AknsUtils::GetCachedMaskedBitmap(

            skin, KAknsIIDQsnHomeClockAnaloguePointerHour, 

            hrbitmap, hrmask );

    AknsUtils::GetCachedMaskedBitmap(

            skin, KAknsIIDQsnHomeClockAnaloguePointerMinute,

            minbitmap, minmask );

    User::LeaveIfError( AknIconUtils::SetSizeAndRotation(        

                            hrbitmap,

                            rect.Size(),

                            EAspectRatioPreserved,

                            aDateTime.Hour() * 30 + aDateTime.Minute() / 2 ) );

    aGc.BitBltMasked( rect.iTl,

                      hrbitmap,

                      TRect( TPoint( 0, 0 ), hrbitmap->SizeInPixels() ),

                      hrmask,

                      EFalse );

    User::LeaveIfError( AknIconUtils::SetSizeAndRotation(

                            minbitmap,

                            rect.Size(),

                            EAspectRatioPreserved,

                            aDateTime.Minute() * 6 ) );

    aGc.BitBltMasked( rect.iTl,

                      minbitmap,

                      TRect( TPoint( 0, 0 ), minbitmap->SizeInPixels() ),

                      minmask,

                      EFalse );

    }

//  End of File