/*

* Copyright (c)  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:   ?Description

*

*/

#ifndef CALFEXMONTH_H_

#define CALFEXMONTH_H_

#include <alf/alfcontrol.h>

#include "alfexcalendarengineeventtimer.h"

// forward declarations

class CAlfGridLayout;

class CAlfTextVisual;

class CAlfExCalendarDeckControl;

class CAlfBorderBrush;

class CAlfShadowBorderBrush;

class CAlfGradientBrush;

class CAlfImageBrush;

class MAlfBitmapProvider;

// Constants declarations

const TRgb KWeekDayColor = TRgb( 0xff8844 ); // BGR value

const TRgb KWeekendDayColor = TRgb( 0x7f7fff );

const TRgb KFocusedDayColor = TRgb( 0x0000ff );

const TRgb KWeekNumberColor = TRgb( 0x88ffff ); //

// CAlfExCalendarMonth class declaration

class CAlfExCalendarMonth : 

    public CAlfControl,

    public MAlfExCalendarEngineEventTimerObserver

{

public: // methods

    /**

     * 2 phase constructor. A static factory method.

     * @param aParentLayout

     * @param aDateTime

     * @param aEnv

     * @param aCalendarControl

     * @return 

     */

    static CAlfExCalendarMonth* NewLC(

            CAlfLayout* aParentLayout,

            TDateTime aDateTime,

            CAlfEnv& aEnv,

            CAlfExCalendarDeckControl& aCalendarControl );

	virtual ~CAlfExCalendarMonth();

    TBool OfferEventL( const TAlfEvent& aEvent );

	void UpdateMonthL( TDateTime aDateTime );

    void MonthFocusedL();

private: // methods

    CAlfExCalendarMonth(

            CAlfExCalendarDeckControl& aCalendarControl,

            CAlfEnv& aEnv,

            TDateTime aDateTime );

	void ConstructL( CAlfLayout* aParentLayout );

	void SetWeekDayNameL(

            const TDesC& aDayName,

            CAlfGridLayout* aGrid,

            TInt aDayIndex,

            TRgb aColor = KWeekDayColor );

	void AddDateVisualsL( CAlfGridLayout* aGrid );

	TInt SetDatesL( CAlfGridLayout* aGrid, TTime aTime );

    void SetDateNumberL(

            CAlfGridLayout* aGrid,

            TInt aVisualIndex,

            TInt aDayNumber,

            TInt aDateTextStyle,

            TRgb aColor = KWeekDayColor );

    void SetWeekNumberL(

            CAlfGridLayout* aGrid,

            TInt aVisualIndex,

            TInt aDayNumber,

            TInt aWeekTextStyle );

    void ClearDayVisualL(

            CAlfGridLayout* aGrid,

            TInt aVisualIndex );

    void UpdateDaysWithCalEventsL();

    void RemoveAllDayBrushesL();

	void MoveDayFocusL( TInt aChange );

    void SetMonthBackgroundL( CAlfVisual* aVisual,  TRgb aColor = KRgbGray );

    void SetMonthTitleTextL();

    void SetBgImgL( CAlfVisual* aVisual );

    void SetSVGImageTextureL(

            CAlfVisual* aVisual,

            const TDesC& aSvgFileName );

    void GetSVGImageTextureL(

            const TDesC& aSvgFileName,

            CAlfTexture& aTexture );

    void SetDateGridWeightsL(

        CAlfGridLayout* aDatesGrid,

        TInt aRowIndex = -1, 

        TInt aWeight = 1 );

    void UnFocusDayL( CAlfTextVisual& aTextVisual );

    void FocusDayL( CAlfTextVisual& aTextVisual );

    void OpenDayViewL();

    void CloseDayViewL();

    void ShowCalendarEventsL();

    void ScaleVisualL(

            CAlfVisual& aVisual,

            TReal aXSf,

            TReal aYSf,

            TInt aTime );

    void RotateVisualL(

            CAlfVisual& aVisual,

            TReal aInitAngle,

            TReal aTargetAngle,

            TInt aTime );

    void SetTextStylesL(

        CAlfTextVisual& aTextVisual,

        const TDesC &aText,

        TRgb aColor = KRgbYellow,

        CAlfTextVisual::TLineWrap aLineWrap = CAlfTextVisual::ELineWrapBreak,

        TAlfAlignHorizontal aAlignH = EAlfAlignHCenter, 

        TAlfAlignVertical aAlignV = EAlfAlignVCenter,

        TPoint aPoint = TPoint(0,0) );

    TInt DateTextStyleL();

    /**

     * From MAlfExCalendarEngineEventTimerObserver

     */

    void HandleTimerEventL();

private: // Data

    // TODO - comment all members, remove/optimize unnecessary , refactor

    CAlfImageLoaderUtil* iImageLoaderUtil;

	CAlfEnv& iEnv;

    CAlfExCalendarDeckControl& iCalendarControl;

    CAlfExCalendarEngineEventTimer* iEventTimer;

    TDateTime iDateTime;   

    TTime iTime; // TODO - cleanup/remove these variables. just iDateTime can be sufficient

    TInt iMonthNumber;

    TInt iDaysInMonth;

    TInt iDayNoInWeek;

    CAlfGridLayout* iBottomGrid;

	CAlfGridLayout*	iDatesGrid;

    CAlfTextVisual* iMonthText;

    TInt iFocusedDay;

    TInt iDayVisualIndex;

    TBool iDayView;

    TBool iIsDayFocused;

    CAlfImageBrush* iNormalDayBrush;

    CAlfImageBrush* iEventsDayBrush;

    CAlfImageBrush* iFocusedDayBrush;

    TAlfTimedPoint iOriginalDayPos;

    TBuf<128> iCalendarEventTextBuffer;

};

#endif /*CALFEXMONTH_H_*/