/*

* Copyright (c) 2009-2010 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:  Container for digital clock.

*

*/

#include "snsrdigitalclockcontainer.h"

#include <QDebug>

#include <QTime>

#include <QGraphicsLinearLayout>

#include <hblabel.h>

#include <hbextendedlocale.h>

#include "snsrswipewidget.h"

#include "snsrindicatorwidget.h"

/*!

    \class SnsrDigitalClockContainer

    \ingroup group_snsrbigclockscreensaverplugin

    \brief Container used for preparing layout for digital clock.

 */

const char *gDigitalLayoutDocml = ":/xml/snsrbigclockscreensaverdigital.docml";

extern const char *gPortraitSectionName;

extern const char *gLandscapeSectionName;

extern const char *gMainViewName;

const char *gTimeLabelName = "timeLabel";

const char *gAmPmLabelName = "amPmLabel";

extern const char *gDateLabelName;

extern const char *gDateFormatVerticalStr;

extern const char *gDateFormatHorizontalStr;

// This is same as r_qtn_time_usual_with_zero defined in

// hbi18ndef.h expect am/pm place holders are removed.

const char *gTimeFormatStr = "%:0%J%:1%T%:3";

const char *gAmPmFormatStr = "%B";

extern const char *gIndicatorWidgetName;

extern const char *gSwipeWidgetName;

/*!

    Constructs a new SnsrDigitalClockContainer.

 */

SnsrDigitalClockContainer::SnsrDigitalClockContainer() :

    SnsrBigClockContainer(),

    mTimeLabel(0),

    mAmPmLabel(0),

    mDateLabel(0)/*,

    mSwipeWidget(0)*/

{

    SCREENSAVER_TEST_FUNC_ENTRY("SnsrDigitalClockContainer::SnsrDigitalClockContainer")

    bool ok(false);

    // load digital clock

    qDebug() << gDigitalLayoutDocml;

    mDocumentObjects = mDocumentLoader.load(gDigitalLayoutDocml, &ok);

    Q_ASSERT_X(ok, gDigitalLayoutDocml, "Invalid DocML file.");

    if (ok) {

        mMainView = mDocumentLoader.findWidget(gMainViewName);

        mDateLabel = qobject_cast<HbLabel *>(

                mDocumentLoader.findWidget(gDateLabelName));

        mTimeLabel = qobject_cast<HbLabel *>(

                mDocumentLoader.findWidget(gTimeLabelName));

        mAmPmLabel = qobject_cast<HbLabel *>(

                mDocumentLoader.findWidget(gAmPmLabelName));

        mIndicatorWidget = qobject_cast<SnsrIndicatorWidget *>(

                mDocumentLoader.findWidget(gIndicatorWidgetName));

        // implement swipewidget later on

        /*mSwipeWidget = qobject_cast<SnsrSwipeWidget *>(

                mDocumentLoader.findWidget(gSwipeWidgetName));*/

        Q_ASSERT_X(

                mMainView && mDateLabel && mTimeLabel && mAmPmLabel &&

                mIndicatorWidget /*&& mSwipeWidget*/,

                gDigitalLayoutDocml, "Objects not found in DocML file."

                );

        //connect( mSwipeWidget, SIGNAL(swipeDownDetected()), SIGNAL(unlockRequested()) );

        mIndicatorWidget->setLayoutType(SnsrIndicatorWidget::IndicatorsCentered);

        mBackgroundContainerLayout->addItem(mMainView);

 //       mSwipeWidget->start();

    }

    SCREENSAVER_TEST_FUNC_EXIT("SnsrDigitalClockContainer::SnsrDigitalClockContainer")

}

/*!

    Destructs the class.

 */

SnsrDigitalClockContainer::~SnsrDigitalClockContainer()

{

    //mTimeLabel, mAmPmLabel, mDateLabel - deleted by the parent

}

/*!

    Updates displayed time and date.

 */

void SnsrDigitalClockContainer::update()

{

    SCREENSAVER_TEST_FUNC_ENTRY("SnsrDigitalClockContainer::update")

    // time

    // Even though the format string (hh:mm) contain the leading zero, it's

    // removed always when clock type is 12h -> h:mm. 

    // TODO: within this method call, you find a comment in code that

    // it's intentional to remove leading zero always with 12h type clock.

    // However it seems to be recommended to use hbExtendedLocale to get

    // proper time formatting for all locales and settings..

    mTimeLabel->setPlainText(

        HbExtendedLocale().format(QTime::currentTime(), gTimeFormatStr)

        );

    // if clock type is 24, this will return an empty string.

    mAmPmLabel->setPlainText(

        HbExtendedLocale().format(QTime::currentTime(), gAmPmFormatStr)

        );

    // date

    if (mCurrentOrientation == Qt::Vertical) {

        mDateLabel->setPlainText(

            HbExtendedLocale().format(

                QDate::currentDate(), gDateFormatVerticalStr)

            );

    } else {

        mDateLabel->setPlainText(

            HbExtendedLocale().format(

                QDate::currentDate(), gDateFormatHorizontalStr)

            );

    }

    SCREENSAVER_TEST_FUNC_EXIT("SnsrDigitalClockContainer::update")

}

/*!

    Changes screensaver layout basing on orientation changes.

    \param orientation Current orientation.

 */

void SnsrDigitalClockContainer::changeLayout(Qt::Orientation orientation)

{

    SCREENSAVER_TEST_FUNC_ENTRY("SnsrDigitalClockContainer::changeLayout")

    bool ok(false);

    if (mCurrentOrientation != orientation) {

        mCurrentOrientation = orientation;

        // hide controls to avoid screen flickering

        mMainView->hide();

        QString sectionToLoad("");

        if (mCurrentOrientation == Qt::Horizontal) {

            sectionToLoad = gLandscapeSectionName;

        }

        qDebug() << "loading: " << gDigitalLayoutDocml << ", section: "

                << sectionToLoad;

        mDocumentLoader.load(gDigitalLayoutDocml, sectionToLoad, &ok);

        // view is rebuilt and ready to show

        update();

        mMainView->show();

        Q_ASSERT_X(ok, gDigitalLayoutDocml, "Invalid section in DocML file.");

    }

    // update anyway - this is needed in situations when screensaver goes to

    // foreground but layout change did not occur

    if (!ok) {

        update();

    }

    SCREENSAVER_TEST_FUNC_EXIT("SnsrDigitalClockContainer::changeLayout")

}

int SnsrDigitalClockContainer::updateIntervalInMilliseconds()

{

    return 1000;

}