screensaver/screensaverplugins/snsrbigclockscreensaverplugin/src/snsroledanalogclockcontainer.cpp
/*
* 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 <hblabel.h>
#include <hbextendedlocale.h>
#include "snsroledclockwidget.h"
#include "snsrindicatorwidget.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 *gDateFormatVerticalStr;
extern const char *gDateFormatHorizontalStr;
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")
bool ok(false);
qDebug() << gOledAnalogLayoutDocml;
// load oled analog clock
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<HbLabel *>(
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."
);
mIndicatorWidget->setLayoutType(SnsrIndicatorWidget::IndicatorsCentered);
mBackgroundContainerLayout->addItem(mMainView);
}
SCREENSAVER_TEST_FUNC_EXIT("SnsrOledAnalogClockContainer::SnsrOledAnalogClockContainer")
}
/*!
Destructs the class.
*/
SnsrOledAnalogClockContainer::~SnsrOledAnalogClockContainer()
{
//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->boundingRect().size();
QRectF containerRect( mMainContainer->pos(), containerSize );
if ( mInitialize ) {
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
if (mCurrentOrientation == Qt::Vertical) {
mDateLabel->setPlainText(
HbExtendedLocale().format(QDate::currentDate(), gDateFormatVerticalStr)
);
} else {
mDateLabel->setPlainText(
HbExtendedLocale().format(QDate::currentDate(), gDateFormatHorizontalStr)
);
}
// position
updatePosition();
// TODO: Currently, both time and position are updated 10 times per second.
// These should happen only once per minute in the power save mode.
SCREENSAVER_TEST_FUNC_EXIT("SnsrOledAnalogClockContainer::update")
}
/*!
Changes screensaver layout basing on orientation changes.
\param orientation Current orientation.
*/
void SnsrOledAnalogClockContainer::changeLayout(Qt::Orientation orientation)
{
SCREENSAVER_TEST_FUNC_ENTRY("SnsrOledAnalogClockContainer::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: " << gOledAnalogLayoutDocml << ", section: " << sectionToLoad;
mDocumentLoader.load(gOledAnalogLayoutDocml, sectionToLoad, &ok);
Q_ASSERT_X(ok, gOledAnalogLayoutDocml, "Invalid section in DocML file.");
// disconnect container from parent layout,
// connected container resets its position to the one defined in docml
// after label text updates
mClockContainer->setParentLayoutItem(0);
update();
// view is rebuilt and ready to show
mMainView->show();
}
// 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("SnsrOledAnalogClockContainer::changeLayout")
}
int SnsrOledAnalogClockContainer::updateIntervalInMilliseconds()
{
return 60*1000;
}
// end of file