/*

* Copyright (c) 2008 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:  

*

*/

// INCLUDES

#include <alf/alfenv.h>

#include <alf/AlfGridLayout.h>

#include <alf/AlfViewportLayout.h>

#include <alf/alftextvisual.h>

#include <alf/alfimagevisual.h>

#include <alf/AlfTextStyleManager.h>

#include <alf/AlfTextStyle.h>

#include "AlfPerfAppSuiteEPGControl.h"

#include "AlfPerfAppSuiteHelper.h"

#include "AlfPerfAppSuiteTestCaseScroll.h"

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

TInt DurationInMinutes( TTime aStart, TTime aEnd )

	{

	TTimeIntervalMinutes duration;

	aEnd.MinutesFrom( aStart, duration );

	return duration.Int();

	}

TProgram::TProgram()

	{

	iName.Zero();

	}

TProgram::TProgram( const TDesC& aName, const TDesC& aStart, const TDesC& aEnd )

	:iName( aName ),

	iStart( aStart ),

	iEnd( aEnd )

	{

	}

TInt TProgram::DurationInMinutes()

	{

	return ::DurationInMinutes( iStart, iEnd ); 

	}

CAlfPerfAppSuiteEPGControl::CAlfPerfAppSuiteEPGControl(CAlfPerfAppSuiteTestCaseScroll* aScrollControl)

    : iScrollControl(aScrollControl)

	{

	}

CAlfPerfAppSuiteEPGControl::~CAlfPerfAppSuiteEPGControl()

	{

#ifdef ENABLE_TEXTSTYLES

	CAlfTextStyleManager& styleManager = Env().TextStyleManager();

	for( TInt i=0; i<iTextStyles.Count(); i++ )

		{

		styleManager.DeleteTextStyle( iTextStyles[i] );

		}

	iTextStyles.Close();

#endif	

	}

void CAlfPerfAppSuiteEPGControl::ConstructL( 

	        CAlfEnv& aEnv, 

	        const TSize& aVisibleArea,

	        CAlfLayout* aParentLayout )

	{

	iLoadedImages = 0;

	iVisibleArea = aVisibleArea;

	CAlfControl::ConstructL( aEnv );

#ifdef ENABLE_TEXTSTYLES

	CreateTextStylesL();

#endif	

	// Construct a base layout to add a background

	CAlfLayout* baseLayout = CAlfLayout::AddNewL( *this, aParentLayout );

  	TAlfPerfAppSuiteHelper::AddGradientBrushL( baseLayout, KRgbBlue, KRgbWhite );

  	TAlfPerfAppSuiteHelper::AddDropShadowBrushL( baseLayout, KRgbWhite, 1 );	

	// Create grid layout

	CAlfGridLayout* gridLayout = 

		CAlfGridLayout::AddNewL( *this, 1, 1, baseLayout );

	gridLayout->SetPadding( 10 );

	// Get texture manager

	CAlfTextureManager& textureManager = Env().TextureManager();

    // Add heading row

	CAlfTextVisual* headingTextVisual =	CAlfTextVisual::AddNewL( *this, gridLayout );

	headingTextVisual->SetTextL( _L("Tuubi EPG") );

#ifdef ENABLE_TEXTSTYLES

	headingTextVisual->SetTextStyle( iTextStyles[ETextStyleTitle] );

	headingTextVisual->SetColor( KRgbWhite );

#endif

	RArray<TInt> rowHeights;

	rowHeights.Append( 50 );

	// Define time window to show

	TTime start( _L("181500.") );

	TTime end( _L("201500.") );

	// HEADER

	RArray<TProgram> programs;

	// NOTE: Programs must start and end at the same time for them to be correctly

	//       aligned on screen. Our total time window here is 24*60 min.

	programs.Append( TProgram( _L("---"),   _L("000000."), _L("174500.") ) );	

	programs.Append( TProgram( _L("18:00"), _L("174500."), _L("181500.") ) );

	programs.Append( TProgram( _L("18:30"), _L("181500."), _L("184500.") ) );

	programs.Append( TProgram( _L("19:00"),	_L("184500."), _L("191500.") ) );

	programs.Append( TProgram( _L("19:30"),	_L("191500."), _L("194500.") ) );

	programs.Append( TProgram( _L("20:00"),	_L("194500."), _L("201500.") ) );

	programs.Append( TProgram( _L("20:30"),	_L("201500."), _L("204500.") ) );

	programs.Append( TProgram( _L("21:00"),	_L("204500."), _L("211500.") ) );

	programs.Append( TProgram( _L("---"),   _L("211500."), _L("235959.") ) );

	TAlfImage empty;

	TInt textStyle = 0;

#ifdef ENABLE_TEXTSTYLES

	textStyle = iTextStyles[ETextStyleTime];

#endif

	AddRowL( gridLayout, empty, programs, start, end, textStyle, EFalse );

    programs.Reset();

    rowHeights.Append( 50 );	

    aEnv.TextureManager().AddLoadObserverL( this );

    _LIT( KImage1, "mtv3.png" );

    _LIT( KImage2, "nelonen.png" );

    _LIT( KImage3, "jim.png" );

    _LIT( KImage4, "mtv3_scifi.png" );

    _LIT( KImage5, "discoveryhd.png" );

    _LIT( KImage6, "nationalgeographic.jpg" );

	// MTV3

    TAlfImage mtv3Image( 

    		textureManager.LoadTextureL(

    		        KImage1,

    				EAlfTextureFlagRetainResolution,

    				KAlfAutoGeneratedTextureId ) );

	programs.Append( TProgram( _L("TV-chät"),

			_L("000000."), _L("180000.") ) );	

	programs.Append( TProgram( _L("Emmerdale"),

			_L("180000."), _L("183000.") ) );

	programs.Append( TProgram( _L("T.i.l.a."),

			_L("183000."), _L("190000.") ) );

	programs.Append( TProgram( _L("Seitsemän Uutiset"),

			_L("190000."), _L("191500.") ) );

	programs.Append( TProgram( _L("Kauppalehden talousuutiset"),

			_L("191500."), _L("192500.") ) );

	programs.Append( TProgram( _L("Päivän sää"),

			_L("192500."), _L("193000.") ) );

	programs.Append( TProgram( _L("Salatut elämät"),

			_L("193000."), _L("200000.") ) );

	programs.Append( TProgram( _L("45min Special: Kuninkaalliset kulissien takana"),

			_L("200000."), _L("210000.") ) );

	programs.Append( TProgram( _L("TV-chät"),

			_L("210000."), _L("235959.") ) );

#ifdef ENABLE_TEXTSTYLES

	textStyle = iTextStyles[ETextStyleProgram];

#endif	

	AddRowL( gridLayout, mtv3Image, programs, start, end, textStyle );

    programs.Reset();

    rowHeights.Append( 100 );

    // NELONEN

    TAlfImage nelonenImage( 

    		textureManager.LoadTextureL(

    		        KImage2,

    				EAlfTextureFlagRetainResolution,

    				KAlfAutoGeneratedTextureId ) );

	programs.Append( TProgram( _L("TV-chät"),

			_L("000000."), _L("180000.") ) );	

	programs.Append( TProgram( _L("Leijonamies"),

			_L("180000."), _L("183000.") ) );

	programs.Append( TProgram( _L("Tanssi, jos osaat!"),

			_L("183000."), _L("193000.") ) );

	programs.Append( TProgram( _L("Nelosen uutiset"),

			_L("193000."), _L("194500.") ) );

	programs.Append( TProgram( _L("Nelosen sää"),

			_L("194500."), _L("195000.") ) );

	programs.Append( TProgram( _L("IS Urheilu-uutiset"),

			_L("195000."), _L("195500.") ) );

	programs.Append( TProgram( _L("B-Studio"),

			_L("195500."), _L("200000.") ) );

	programs.Append( TProgram( _L("Unelmien poikamies - upseeri ja herrasmies"),

			_L("200000."), _L("210000.") ) );

	programs.Append( TProgram( _L("TV-chät"),

			_L("210000."), _L("235959.") ) );		

#ifdef ENABLE_TEXTSTYLES

	textStyle = iTextStyles[ETextStyleProgram];

#endif	

	AddRowL( gridLayout, nelonenImage, programs, start, end, textStyle );

    programs.Reset();

    rowHeights.Append( 100 );   

    // JIM

    TAlfImage jimImage( 

    		textureManager.LoadTextureL(

    		        KImage3,

    				EAlfTextureFlagRetainResolution,

    				KAlfAutoGeneratedTextureId ) );    

	programs.Append( TProgram( _L("TV-chät"),

			_L("000000."), _L("180000.") ) );

	programs.Append( TProgram( _L("Hyvää ruokahalua"),

			_L("180000."), _L("183000.") ) );	

	programs.Append( TProgram( _L("Kiinteistökauppaa maailmalla"),

			_L("183000."), _L("190000.") ) );

	programs.Append( TProgram( _L("Autoklassikot"),

			_L("190000."), _L("193000.") ) );

	programs.Append( TProgram( _L("Huvila & Huussi Extra"),

			_L("193000."), _L("200000.") ) );

	programs.Append( TProgram( _L("Fifth Gear"),

			_L("200000."), _L("203000.") ) );

	programs.Append( TProgram( _L("Fifth Gear"),

			_L("203000."), _L("210000.") ) );

	programs.Append( TProgram( _L("TV-chät"),

			_L("210000."), _L("235959.") ) );		

#ifdef ENABLE_TEXTSTYLES

	textStyle = iTextStyles[ETextStyleProgram];

#endif	

	AddRowL( gridLayout, jimImage, programs, start, end, textStyle );

    programs.Reset();

    rowHeights.Append( 100 );

    // MTV3 scifi

    TAlfImage mtv3scifiImage( 

    		textureManager.LoadTextureL(

    		        KImage4,

    				EAlfTextureFlagRetainResolution,

    				KAlfAutoGeneratedTextureId ) );       

	programs.Append( TProgram( _L("TV-chät"),

			_L("000000."), _L("180500.") ) );    

	programs.Append( TProgram( _L("Doctor Who"),

			_L("180500."), _L("183000.") ) );	

	programs.Append( TProgram( _L("Doctor Who"),

			_L("183000."), _L("185500.") ) );

	programs.Append( TProgram( _L("Andromeda"),

			_L("185500."), _L("194000.") ) );

	programs.Append( TProgram( _L("Babylon 5"),

			_L("194000.."), _L("202500.") ) );

	programs.Append( TProgram( _L("Star Trek: Deep Space Nine"),

			_L("202500."), _L("211000.") ) );

	programs.Append( TProgram( _L("TV-chät"),

			_L("211000."), _L("235959.") ) );		

#ifdef ENABLE_TEXTSTYLES

	textStyle = iTextStyles[ETextStyleProgram];

#endif	

	AddRowL( gridLayout, mtv3scifiImage, programs, start, end, textStyle );

    programs.Reset();

    rowHeights.Append( 100 );  

    // DISCOVERY HD

    TAlfImage discoveryChannelImage( 

    		textureManager.LoadTextureL(

    		        KImage5,

    				EAlfTextureFlagRetainResolution,

    				KAlfAutoGeneratedTextureId ) );       

	programs.Append( TProgram( _L("TV-chät"),

			_L("000000."), _L("180000.") ) );    

	programs.Append( TProgram( _L("Tuunaajat"),

			_L("180000."), _L("190000.") ) );	

	programs.Append( TProgram( _L("Valmistuksen salat"),

			_L("190000."), _L("193000.") ) );

	programs.Append( TProgram( _L("Valmistuksen salat"),

			_L("193000."), _L("200000.") ) );

	programs.Append( TProgram( _L("Myytinmurtajat"),

			_L("200000.."), _L("210000.") ) );

	programs.Append( TProgram( _L("TV-chät"),

			_L("210000."), _L("235959.") ) );		

#ifdef ENABLE_TEXTSTYLES

	textStyle = iTextStyles[ETextStyleProgram];

#endif	

	AddRowL( gridLayout, discoveryChannelImage, programs, start, end, textStyle );

    programs.Reset();

    rowHeights.Append( 100 );  

    // NATIONAL GEOGRAPHIC

    TAlfImage nationalgeographicImage( 

    		textureManager.LoadTextureL(

    		        KImage6,

    				EAlfTextureFlagRetainResolution,

    				KAlfAutoGeneratedTextureId ) );       

	programs.Append( TProgram( _L("TV-chät"),

			_L("000000."), _L("180000.") ) );    

	programs.Append( TProgram( _L("Nat Geo Junior: the Snake Wranglers: Snake Saviour"),

			_L("180000."), _L("183000.") ) );	

	programs.Append( TProgram( _L("Nat Geo Junior: Get Outta Town: Washington Dc"),

			_L("183000."), _L("190000.") ) );

	programs.Append( TProgram( _L("Premiere: Ape Genius"),

			_L("190000."), _L("200000.") ) );

	programs.Append( TProgram( _L("Great Wall of China: Protecting the Dragon"),

			_L("200000.."), _L("210000.") ) );

	programs.Append( TProgram( _L("TV-chät"),

			_L("210000."), _L("235959.") ) );		

#ifdef ENABLE_TEXTSTYLES

	textStyle = iTextStyles[ETextStyleProgram];

#endif	

	AddRowL( gridLayout, nationalgeographicImage, programs, start, end, textStyle );

    programs.Reset();

    rowHeights.Append( 100 );      

    // Apply rows

    gridLayout->SetRows( rowHeights.Count() );

    gridLayout->SetRowsL( rowHeights );        

    // Set grid size

    gridLayout->SetFlag( EAlfVisualFlagManualSize );

  	TAlfRealSize size;

  	size.iWidth = iVisibleArea.iWidth;

  	for( TInt i=0; i<rowHeights.Count(); i++ )

  		{

  		size.iHeight += rowHeights[i];

  		}

  	gridLayout->SetSize( size, 0 );

  	// Cleanup

  	rowHeights.Close(); 

  	programs.Close();

	}

const TInt KNumberOfImages = 6;

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

// Notify observers that all images have been loaded.

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

//

void CAlfPerfAppSuiteEPGControl::TextureLoadingCompleted(

        CAlfTexture& /*aTexture*/, TInt /*aTextureId*/, TInt aErrorCode)

    {

    // inform if there is any error

    if( aErrorCode != KErrNone )

        {

        iScrollControl->ImagesLoaded( aErrorCode );

        }

    iLoadedImages++;

    if (iLoadedImages == KNumberOfImages)

        {

        iScrollControl->ImagesLoaded( KErrNone );

        }

    }

#ifdef ENABLE_TEXTSTYLES

void CAlfPerfAppSuiteEPGControl::CreateTextStylesL()

	{

	CAlfTextStyleManager& styleManager = Env().TextStyleManager();

    // Create text styles

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

    	{

    	iTextStyles.Append( styleManager.CreatePlatformTextStyleL() );

    	}

    // NOTE: This will leak memory

    // styles are destroyed in TextStyleManager destructor but this is not enough...

    CAlfTextStyle* style = NULL;

    style = styleManager.TextStyle( iTextStyles[ETextStyleTitle] );

    style->SetTextSizeInTwips( 120 );

    style = styleManager.TextStyle( iTextStyles[ETextStyleTime] );

    style->SetTextSizeInTwips( 100 );

    style = styleManager.TextStyle( iTextStyles[ETextStyleProgram] );

    style->SetTextSizeInTwips( 80 );    

	}

#endif

void CAlfPerfAppSuiteEPGControl::AddRowL( 

		CAlfLayout* aParentLayout,

		TAlfImage& aChannelImage,

		RArray<TProgram>& aPrograms,

		const TTime& aTimeWindowStart,

		const TTime& aTimeWindowEnd,

		TInt aTextStyle,

		TBool aSetBorders

		)

	{

	// Create grid layout

	CAlfGridLayout* gridLayout = 

		CAlfGridLayout::AddNewL( *this, 1, 1, aParentLayout );

	// Set borders

	if( aSetBorders )

		{

		TAlfPerfAppSuiteHelper::AddBorderBrushL( gridLayout, KRgbWhite );

		}	

    // Add channel image

    CAlfImageVisual* imageVisual = CAlfImageVisual::AddNewL( *this, gridLayout );

    imageVisual->SetImage( aChannelImage );

    imageVisual->SetScaleMode( CAlfImageVisual::EScaleFitInside );   

    imageVisual->SetPadding( 2 );

    RArray<TInt> columnWeights;

    columnWeights.Append( 1 );

    // Add programs

    AddProgramsL( gridLayout, aPrograms, aTimeWindowStart, aTimeWindowEnd, aTextStyle, aSetBorders );

    columnWeights.Append( 9 );

    // Apply columns

	gridLayout->SetColumns( columnWeights.Count() );

	gridLayout->SetColumnsL( columnWeights );        

	// Cleanup

	columnWeights.Close();        

	}

void CAlfPerfAppSuiteEPGControl::AddProgramsL( 

		CAlfLayout* aParentLayout,

		RArray<TProgram>& aPrograms,

		const TTime& aTimeWindowStart,

		const TTime& aTimeWindowEnd,

		TInt aTextStyle,

		TBool aSetBorders

		)

	{

	// Use viewport layout as a base layout

	CAlfViewportLayout* viewPortLayout 

		= CAlfViewportLayout::AddNewL( *this, aParentLayout );

	// Set borders

	if( aSetBorders )

		{

		TAlfPerfAppSuiteHelper::AddBorderBrushL( viewPortLayout, KRgbWhite );

		}

	// Virtual size is 1,1 which represents a 24*60 minute time window.

	viewPortLayout->SetVirtualSize( TAlfRealSize(1.0f,1.0f), 0 );

	// Calculate how much is visible by the time window.

	TReal32 displayWindowSize = DurationInMinutes( aTimeWindowStart, aTimeWindowEnd );

	TReal32 maxWindowSize = 24*60;

	TReal32 relelativeWindowSize = displayWindowSize / maxWindowSize;

	viewPortLayout->SetViewportSize( TAlfRealSize( relelativeWindowSize, 1.0f ), 0 );

	// Calculate the offset from beginning.

	TReal32 displayWindowOffset = DurationInMinutes( aPrograms[0].iStart, aTimeWindowStart );

	TReal32 pos = displayWindowOffset / maxWindowSize;

	viewPortLayout->SetViewportPos( TAlfRealPoint( pos, 0.0f ), 0 );

	// Create grid layout

	CAlfGridLayout* gridLayout = 

		CAlfGridLayout::AddNewL( *this, aPrograms.Count(), 1, viewPortLayout );

	// Add the programs using the duration of the program as column weight.

	RArray<TInt> columnWeights;

	for( TInt i=0; i<aPrograms.Count(); i++ )

		{

		CAlfTextVisual* textVisual = CAlfTextVisual::AddNewL( *this, gridLayout );

		textVisual->SetTextL( aPrograms[i].iName );

#ifdef ENABLE_TEXTSTYLES

		textVisual->SetTextStyle( aTextStyle );

#endif

		textVisual->SetWrapping( CAlfTextVisual::ELineWrapBreak );

		if( aSetBorders )

			{

			TAlfPerfAppSuiteHelper::AddBorderBrushL( textVisual, TRgb(0xdddddd) );

			}		

		columnWeights.Append( aPrograms[i].DurationInMinutes() );

		}

	// Set column weights

	gridLayout->SetColumnsL( columnWeights );

	// Cleanup

	columnWeights.Close();

	}