/*

* 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/AlfTextureManager.h>

#include <alf/AlfTextStyleManager.h>

#include <alf/AlfTextStyle.h>

#include <alf/AlfGridLayout.h>

#include <alf/AlfImageVisual.h>

#include <alf/AlfTextVisual.h>

#include "AlfPerfAppSuitePeopleControl.h"

#include "AlfPerfAppSuiteHelper.h"

#include "AlfPerfAppSuiteTestCaseScroll.h"

// MACROS

#define KRgbSelectionBlue TRgb(0xE99517)

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

CAlfPerfAppSuitePeopleControl::CAlfPerfAppSuitePeopleControl(CAlfPerfAppSuiteTestCaseScroll* aScrollControl)

    :iScrollControl(aScrollControl)

	{

	}

CAlfPerfAppSuitePeopleControl::~CAlfPerfAppSuitePeopleControl()

	{

#ifdef ENABLE_TEXTSTYLES

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

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

		{

		styleManager.DeleteTextStyle( iTextStyles[i] );

		}

	iTextStyles.Close();

#endif	

	}

void CAlfPerfAppSuitePeopleControl::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, KRgbBlack );

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

   	// Create a grid layout as a base

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

  	gridLayout->SetPadding( 4 );

	// Add Header row

    RArray<TInt> rowHeights;

    rowHeights.Append( 100 );

    // Images

    _LIT( KImage1, "people.png" );

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

	aEnv.TextureManager().AddLoadObserverL( this );

    TAlfImage image( 

    		textureManager.LoadTextureL(

    		        KImage1,

    				EAlfTextureFlagRetainResolution,

    				KAlfAutoGeneratedTextureId ) );    	

	ConstructListHeaderL( gridLayout, image, _L("People"), rowHeights[rowHeights.Count()-1] );

    // Add list items

    rowHeights.Append( 120 ); // 1

    ConstructListItemL( gridLayout, _L("Top contacts"), _L("4 contacts"), rowHeights[rowHeights.Count()-1], ETrue );

    rowHeights.Append( 100 ); // 2

    ConstructListItemL( gridLayout, _L("All contacts"), _L("247 contacts"), rowHeights[rowHeights.Count()-1]  );

    rowHeights.Append( 80 ); // 3

    ConstructListItemL( gridLayout, _L("Communities"), _L("2 communities"), rowHeights[rowHeights.Count()-1] );

    rowHeights.Append( 80 ); // 4

    ConstructListItemL( gridLayout, _L("Work"), _L("40 contacts"), rowHeights[rowHeights.Count()-1] );

    rowHeights.Append( 80 ); // 5

    ConstructListItemL( gridLayout, _L("Friends"), _L("23 contacts"), rowHeights[rowHeights.Count()-1] );    

    rowHeights.Append( 80 ); // 6

    ConstructListItemL( gridLayout, _L("Enemies"), _L("1 contact"), rowHeights[rowHeights.Count()-1] );

    rowHeights.Append( 80 ); // 7

    ConstructListItemL( gridLayout, _L("Fans"), _L("2 contacts"), rowHeights[rowHeights.Count()-1] );

    rowHeights.Append( 80 ); // 8

    ConstructListItemL( gridLayout, _L("Haters"), _L("1 contact"), rowHeights[rowHeights.Count()-1] );

    rowHeights.Append( 80 ); // 9

    ConstructListItemL( gridLayout, _L("Lovers"), _L("2 contacts"), rowHeights[rowHeights.Count()-1] );

    rowHeights.Append( 80 ); // 10

    ConstructListItemL( gridLayout, _L("The Others"), _L("31"), rowHeights[rowHeights.Count()-1] );      

    // 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();

	}

#ifdef ENABLE_TEXTSTYLES

void CAlfPerfAppSuitePeopleControl::CreateTextStylesL()

	{

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

    // Create text styles

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

    	{

    	iTextStyles.Append( styleManager.CreatePlatformTextStyleL() );

    	}

    // NOTE: This will leak memory (S60 5.0 wk 20)

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

    CAlfTextStyle* style = NULL;

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

    style->SetTextSizeInTwips( 180 );

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

    style->SetTextSizeInTwips( 160 );

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

    style->SetTextSizeInTwips( 110 );

	}

#endif

const TInt KNumberOfImages = 1;

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

// Notify observers that all images have been loaded.

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

//

void CAlfPerfAppSuitePeopleControl::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 );

        }

    }

CAlfGridLayout* CAlfPerfAppSuitePeopleControl::ConstructListItemLayoutL(

		CAlfLayout* aParentLayout,

		TInt aHeight,

		TBool aSelected,

		TBool aBorders )

	{

	// Define weights

   	RArray<TInt> columnWeights;

   	columnWeights.Append( 2 );

   	columnWeights.Append( 8 );

   	// Create a grid layout as a base

  	CAlfGridLayout* gridLayout = CAlfGridLayout::AddNewL(

  			*this, columnWeights.Count(), 1, aParentLayout );

	gridLayout->SetColumnsL( columnWeights );

	columnWeights.Close();

	// Set gradient brush if selected

    if( aSelected )

    	{

    	TAlfPerfAppSuiteHelper::AddGradientBrushL( gridLayout, KRgbSelectionBlue );

    	}

    // Set borders

    if( aBorders )

    	{

    	TAlfPerfAppSuiteHelper::AddBorderBrushL( gridLayout, KRgbDarkGray, 0, 2 );

    	}

    // Define the size manually

  	gridLayout->SetFlag( EAlfVisualFlagManualSize );

  	TAlfRealSize size;

  	size.iWidth = iVisibleArea.iWidth;

  	size.iHeight = aHeight;

  	gridLayout->SetSize( size, 0 );

	return gridLayout;

	}

CAlfGridLayout* CAlfPerfAppSuitePeopleControl::ConstructListItemTextLayoutL(

		CAlfLayout* aParentLayout )

	{

	// Define weights

   	RArray<TInt> rowWeights;

   	rowWeights.Append( 1 );

   	rowWeights.Append( 1 );

   	// Create a grid layout as a base

  	CAlfGridLayout* gridLayout = CAlfGridLayout::AddNewL(

  			*this, 1, rowWeights.Count(), aParentLayout );

	gridLayout->SetRowsL( rowWeights );

	rowWeights.Close();

	return gridLayout;

	}

void CAlfPerfAppSuitePeopleControl::ConstructListHeaderL(

		CAlfLayout* aParentLayout,

		const TAlfImage& aImage,

		const TDesC& aText,

		TInt aHeight )

	{

	// Create list item layout

    CAlfGridLayout* listItemLayout = 

    	ConstructListItemLayoutL( aParentLayout, aHeight, EFalse, EFalse );

    // Add image visual to first cell of list item layout

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

    imageVisual->SetImage( aImage );

    imageVisual->SetScaleMode( CAlfImageVisual::EScaleFitInside );

    // Add text visual to second

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

    textVisual->SetTextL( aText );

    textVisual->SetAlign( EAlfAlignHLeft, EAlfAlignVCenter );

#ifdef ENABLE_TEXTSTYLES

    textVisual->SetTextStyle( iTextStyles[ETextStyleHeader] );

#endif

    textVisual->SetColor( KRgbWhite );

	}

void CAlfPerfAppSuitePeopleControl::ConstructListItemL(

		CAlfLayout* aParentLayout,

		const TDesC& aName,

		const TDesC& aDescription,

		TInt aHeight,

		TBool aSelected )

	{

	// Create list item layout

    CAlfGridLayout* listItemLayout =

    	ConstructListItemLayoutL( aParentLayout, aHeight, aSelected );

    // Add blank placeholder to first cell

    AppendVisualL( EAlfVisualTypeVisual, listItemLayout ); 

    // Create a new layout for text

    CAlfGridLayout* textLayout = ConstructListItemTextLayoutL( listItemLayout );

    // Add name visual to text layout

    CAlfTextVisual* nameVisual = CAlfTextVisual::AddNewL( *this, textLayout );

    nameVisual->SetTextL( aName );

    nameVisual->SetAlign( EAlfAlignHLeft, EAlfAlignVBottom );

#ifdef ENABLE_TEXTSTYLES

    nameVisual->SetTextStyle( iTextStyles[ETextStyleBig] );

#endif

    nameVisual->SetColor( KRgbWhite );

    // Add description to text layout

    CAlfTextVisual* descriptionVisual = CAlfTextVisual::AddNewL( *this, textLayout );

    descriptionVisual->SetTextL( aDescription );

    descriptionVisual->SetAlign( EAlfAlignHLeft, EAlfAlignVTop );

#ifdef ENABLE_TEXTSTYLES

    descriptionVisual->SetTextStyle( iTextStyles[ETextStyleSmall] );

#endif

    descriptionVisual->SetColor( KRgbGray );

	}

// end of file