1 /*

     2 * Copyright (c) 2009 - 2010 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Container for oled digital clock.

    15 *

    16 */

    17 

    18 #include "snsroleddigitalclockcontainer.h"

    19 

    20 #include <QDebug>

    21 #include <QGraphicsLinearLayout>

    22 #include <QTime>

    23 #include <QTimer>

    24 

    25 #include <hblabel.h>

    26 #include <hbextendedlocale.h>

    27 

    28 #include "snsrindicatorwidget.h"

    29 

    30 /*!

    31     \class SnsrOledDigitalClockContainer

    32     \ingroup group_snsrbigclockscreensaverplugin

    33     \brief Container used for preparing layout for oled digital clock.

    34  */

    35 

    36 const char *gOledDigitalLayoutDocml = ":/xml/snsrbigclockscreensaveroleddigital.docml";

    37 extern const char *gPortraitSectionName;

    38 extern const char *gLandscapeSectionName;

    39 

    40 extern const char *gMainViewName;

    41 extern const char *gMainContainerName;

    42 extern const char *gClockContainerName;

    43 

    44 extern const char *gTimeLabelName;

    45 extern const char *gAmPmLabelName;

    46 extern const char *gDateLabelName;

    47 

    48 extern const char *gDateFormatVerticalStr;

    49 extern const char *gDateFormatHorizontalStr;

    50 

    51 extern const char *gTimeFormatStr;

    52 extern const char *gAmPmFormatStr;

    53 

    54 extern const char *gIndicatorWidgetName;

    55 

    56 

    57 /*!

    58     Constructs a new SnsrOledDigitalClockContainer.

    59  */

    60 SnsrOledDigitalClockContainer::SnsrOledDigitalClockContainer() :

    61     SnsrBigClockContainer(), mClockContainer(0), mTimeLabel(0),

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

    63 {

    64     SCREENSAVER_TEST_FUNC_ENTRY("SnsrOledDigitalClockContainer::SnsrOledDigitalClockContainer")

    65 

    66     bool ok(false);

    67     qDebug() << gOledDigitalLayoutDocml;

    68 

    69     // load digital clock

    70     mDocumentObjects = mDocumentLoader.load(gOledDigitalLayoutDocml, &ok);

    71     Q_ASSERT_X(ok, gOledDigitalLayoutDocml, "Invalid DocML file.");

    72 

    73     if (ok) {

    74         mMainView = mDocumentLoader.findWidget(gMainViewName);

    75         mMainContainer = mDocumentLoader.findWidget(gMainContainerName);

    76         mClockContainer = mDocumentLoader.findWidget(gClockContainerName);

    77         mDateLabel = qobject_cast<HbLabel *>(

    78                 mDocumentLoader.findWidget(gDateLabelName));

    79         mTimeLabel = qobject_cast<HbLabel *>(

    80                 mDocumentLoader.findWidget(gTimeLabelName));

    81         mAmPmLabel = qobject_cast<HbLabel *>(

    82                 mDocumentLoader.findWidget(gAmPmLabelName));

    83         mIndicatorWidget = qobject_cast<SnsrIndicatorWidget *>(

    84                 mDocumentLoader.findWidget(gIndicatorWidgetName));

    85         Q_ASSERT_X(

    86                 mMainView && mMainContainer && mClockContainer 

    87                 && mDateLabel && mTimeLabel && mAmPmLabel

    88                 && mIndicatorWidget,

    89                 gOledDigitalLayoutDocml, "Objects not found in DocML file."

    90                 );

    91 

    92         mIndicatorWidget->setLayoutType(SnsrIndicatorWidget::IndicatorsCentered);

    93         

    94         mBackgroundContainerLayout->addItem(mMainView);

    95     }

    96 

    97     SCREENSAVER_TEST_FUNC_EXIT("SnsrOledDigitalClockContainer::SnsrOledDigitalClockContainer")

    98 }

    99 

   100 /*!

   101     Destructs the class.

   102  */

   103 SnsrOledDigitalClockContainer::~SnsrOledDigitalClockContainer()

   104 {

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

   106 }

   107 

   108 /*!

   109     Updates OLED digital clock widget position.

   110  */

   111 void SnsrOledDigitalClockContainer::updatePosition()

   112 {

   113     QSizeF containerSize = mMainContainer->size();

   114     

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

   116     // destination position for the clock.

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

   118         containerSize -= mClockContainer->boundingRect().size();

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

   120         if ( mInitialize ) {

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

   122             mClockContainer->setPos( clockPos );

   123         }

   124         else {

   125             mDestPosition = randomPosition( containerRect );

   126             mInitialize = true;

   127         }

   128     }

   129 }

   130 

   131 /*!

   132     Updates displayed time and date.

   133  */

   134 void SnsrOledDigitalClockContainer::update()

   135 {

   136     SCREENSAVER_TEST_FUNC_ENTRY("SnsrOledDigitalClockContainer::update")

   137 

   138     // time

   139     mTimeLabel->setPlainText(

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

   141         );

   142     mAmPmLabel->setPlainText(

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

   144         );

   145 

   146     // date

   147     if (mCurrentOrientation == Qt::Vertical) {

   148         mDateLabel->setPlainText(

   149             HbExtendedLocale().format(

   150                 QDate::currentDate(), gDateFormatVerticalStr)

   151             );

   152     } else {

   153         mDateLabel->setPlainText(

   154             HbExtendedLocale().format(

   155                 QDate::currentDate(), gDateFormatHorizontalStr)

   156             );

   157     }

   158 

   159     updatePosition();

   160 

   161     SCREENSAVER_TEST_FUNC_EXIT("SnsrOledDigitalClockContainer::update")

   162 }

   163 

   164 /*!

   165     Changes screensaver layout basing on orientation changes.

   166     \param orientation Current orientation.

   167  */

   168 void SnsrOledDigitalClockContainer::changeLayout(Qt::Orientation orientation)

   169 {

   170     SCREENSAVER_TEST_FUNC_ENTRY("SnsrOledDigitalClockContainer::changeLayout")

   171 

   172     if (mCurrentOrientation != orientation) {

   173         mCurrentOrientation = orientation;

   174 

   175         // hide controls to avoid screen flickering

   176         mMainView->hide();

   177 

   178         QString sectionToLoad("");

   179         if (mCurrentOrientation == Qt::Horizontal) {

   180             sectionToLoad = gLandscapeSectionName;

   181         }

   182         qDebug() << "loading: " << gOledDigitalLayoutDocml << ", section: "

   183             << sectionToLoad;

   184         bool ok(false);

   185         mDocumentLoader.load(gOledDigitalLayoutDocml, sectionToLoad, &ok);

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

   187 

   188         // disconnect container from parent layout,

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

   190         // after label text updates

   191         mClockContainer->setParentLayoutItem(0);

   192 

   193         // update labels before showing the view

   194         update();

   195 

   196         // view is rebuilt and ready to show

   197         mMainView->show();

   198     }

   199 

   200     SCREENSAVER_TEST_FUNC_EXIT("SnsrOledDigitalClockContainer::changeLayout")

   201 }

   202 

   203 int SnsrOledDigitalClockContainer::updateIntervalInMilliseconds()

   204 {

   205     return 60*1000;

   206 }

   207 

   208 // end of file