/*

* 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 oled analog clock.

*

*/

#include "snsroledanalogclockcontainer.h"

#include <QDebug>

#include <QGraphicsLinearLayout>

#include <QTimer>

#include <QTime>

#include <HbExtendedLocale>

#include <HbMainWindow>

#include "snsroledclockwidget.h"

#include "snsrindicatorwidget.h"

#include "snsrlabel.h"

/*!

    \class SnsrOledAnalogClockContainer

    \ingroup group_snsrbigclockscreensaverplugin

    \brief Container used for preparing layout for oled analog clock.

 */

const char *gOledAnalogLayoutDocml = ":/xml/snsrbigclockscreensaveroledanalog.docml";

extern const char *gPortraitSectionName;

extern const char *gLandscapeSectionName;

extern const char *gMainViewName;

extern const char *gMainContainerName;

extern const char *gClockContainerName;

extern const char *gIndicatorWidgetName;

extern const char *gDateLabelName;

extern const char *gDateFormatStr;

const char *gOledAnalogClockWidgetName = "oledAnalogClockWidget";

/*!

    Constructs a new SnsrOledAnalogClockContainer.

 */

SnsrOledAnalogClockContainer::SnsrOledAnalogClockContainer() :

    SnsrBigClockContainer(), mClockContainer(0), mOledClockWidget(0),

    mDateLabel(0), mDestPosition(QPointF()), mInitialize(false)

{

    SCREENSAVER_TEST_FUNC_ENTRY("SnsrOledAnalogClockContainer::SnsrOledAnalogClockContainer")

    SCREENSAVER_TEST_FUNC_EXIT("SnsrOledAnalogClockContainer::SnsrOledAnalogClockContainer")

}

/*!

    Destructs the class.

 */

SnsrOledAnalogClockContainer::~SnsrOledAnalogClockContainer()

{

    resetIndicatorConnections();

    //mOledClockWidget etc - deleted by the parent

}

/*!

    Updates OLED analog clock widget position.

 */

void SnsrOledAnalogClockContainer::updatePosition()

{

    QSizeF containerSize = mMainContainer->size();

    // Container must have a valid size to enable calculating the 

    // destination position for the clock.

    if ( containerSize.width() > 0 && containerSize.height() > 0 ) {

        containerSize -= mClockContainer->size();

        QRectF containerRect( mMainContainer->pos(), containerSize );

        if ( mInitialize ) {

            // disconnect container from parent layout,

            // connected container resets its position to the one defined in docml

            // after label text updates

            mClockContainer->setParentLayoutItem(0);

            QPointF clockPos = nextRandomPosition( mClockContainer->pos(), mDestPosition, containerRect );

            mClockContainer->setPos( clockPos );

        }

        else {

            mDestPosition = randomPosition( containerRect );

            mInitialize = true;

        }

    }

}

/*!

    Updates displayed time.

 */

void SnsrOledAnalogClockContainer::update()

{

    SCREENSAVER_TEST_FUNC_ENTRY("SnsrOledAnalogClockContainer::update")

    // time

    mOledClockWidget->tick();

    // date

    mDateLabel->setPlainText(

        HbExtendedLocale().format(QDate::currentDate(), gDateFormatStr)

        );

    // position

    updatePosition();

    SCREENSAVER_TEST_FUNC_EXIT("SnsrOledAnalogClockContainer::update")

}

int SnsrOledAnalogClockContainer::updateIntervalInMilliseconds()

{

    return 60*1000;

}

/*!

    @copydoc Screensaver::DisplayPowerMode()

 */

Screensaver::ScreenPowerMode SnsrOledAnalogClockContainer::displayPowerMode()

{

    return Screensaver::ScreenModeLowPower;

}

/*!

    @copydoc SnsrBigClockContainer::getActiveScreenRows()

 */

void SnsrOledAnalogClockContainer::getActiveScreenRows(int *firstActiveRow, int *lastActiveRow)

{

    if ( mClockContainer ) {

        QRect clockRect( mClockContainer->pos().toPoint(), 

                         mClockContainer->size().toSize() );

        if ( mCurrentOrientation == Qt::Vertical ) {

            *firstActiveRow = clockRect.top();

            *lastActiveRow = clockRect.bottom() + 1;

        }

        else {

            *firstActiveRow = clockRect.left();

            *lastActiveRow = clockRect.right() + 1;

        }

    }

}

/*!

    Orientation is locked in power save mode as sensors are off anyway,

    at least after some timeout.

 */

bool SnsrOledAnalogClockContainer::isOrientationLocked()

{

    return true;

}

void SnsrOledAnalogClockContainer::loadWidgets()

{

    bool ok(true);

    // reset widget pointers, any previous widgets are already deleted by now

    mMainView = 0;

    mMainContainer = 0;

    mClockContainer = 0;

    mOledClockWidget = 0;

    mDateLabel = 0;

    mIndicatorWidget = 0;

    mInitialize = false;

    // load widgets from docml

    qDebug() << gOledAnalogLayoutDocml;

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

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

    if (ok) {

        mMainView = mDocumentLoader.findWidget(gMainViewName);

        mMainContainer = mDocumentLoader.findWidget(gMainContainerName);

        mClockContainer = mDocumentLoader.findWidget(gClockContainerName);

        mOledClockWidget = qobject_cast<SnsrOledClockWidget *>(

              mDocumentLoader.findWidget(gOledAnalogClockWidgetName));

        mDateLabel = qobject_cast<SnsrLabel *>(

              mDocumentLoader.findWidget(gDateLabelName));

        mIndicatorWidget = qobject_cast<SnsrIndicatorWidget *>(

              mDocumentLoader.findWidget(gIndicatorWidgetName));

        Q_ASSERT_X(

                mMainView && mMainContainer && mClockContainer

                && mOledClockWidget && mDateLabel && mIndicatorWidget,

                gOledAnalogLayoutDocml, "Objects not found in DocML file."

                );

        // In case of landscape layout, read also the landscape delta section

        if ( mCurrentOrientation == Qt::Horizontal ) {

            qDebug() << "loading: " << gOledAnalogLayoutDocml << ", section: " << gLandscapeSectionName;

            mDocumentLoader.load(gOledAnalogLayoutDocml, gLandscapeSectionName, &ok);

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

        }

        mIndicatorWidget->setIconColorType(SnsrIndicatorWidget::FixedColorForPowerSaveMode);

        connectIndicatorWidgetToModel();

        mDateLabel->setTextColorType(SnsrLabel::FixedColorForPowerSaveMode);

        mBackgroundContainerLayout->addItem(mMainView);

    }

}

// end of file