/*
* Copyright (c) 2009 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:
*
*/
// System includes
#include <QGraphicsLinearLayout>
#include <HbAnchorLayout>
#include <QPixmap>
#include <QGraphicsSceneMouseEvent>
#include <HbEffect>
#include <QTimer>
#include <QTimeLine>
// User includes
#include "radiostationcarousel.h"
#include "radiostationitem.h"
#include "radiouiengine.h"
#include "radiostationmodel.h"
#include "radiofadinglabel.h"
#include "radiologger.h"
#include "radiostationmodel.h"
#include "radiouiutilities.h"
#include "radio_global.h"
#ifdef USE_LAYOUT_FROM_E_DRIVE
const QString KFavoriteIconPath = "e:/radiotest/images/favoriteiconactive.png";
const QString KNonFavoriteIconPath = "e:/radiotest/images/favoriteiconinactive.png";
#else
const QString KFavoriteIconPath = ":/images/favoriteiconactive.png";
const QString KNonFavoriteIconPath = ":/images/favoriteiconinactive.png";
#endif
const int KRadioTextPlusCheckTimeout = 700; // 700 ms
const int KFreqScrollDivider = 100000;
// ===============================================================
// Scanning helper
// ===============================================================
/*!
*
*/
ScanningHelper::ScanningHelper( RadioStationCarousel& carousel ) :
mCarousel( carousel ),
mCurrentFrequency( 0 ),
mPreviousFrequency( 0 ),
mStationItem( 0 ),
mNumberScrollingTimeLine( new QTimeLine( 1000, this ) )
{
mNumberScrollingTimeLine->setCurveShape( QTimeLine::EaseInCurve );
connectAndTest( mNumberScrollingTimeLine, SIGNAL(finished()),
&mCarousel, SIGNAL(scanAnimationFinished()) );
connectAndTest( mNumberScrollingTimeLine, SIGNAL(frameChanged(int)),
this, SLOT(numberScrollUpdate(int)) );
}
/*!
*
*/
void ScanningHelper::start()
{
QTimer::singleShot( 0, this, SLOT(startSlide()) );
}
/*!
* Private slot
*/
void ScanningHelper::startSlide()
{
mCarousel.scrollToIndex( mModelIndex, 1000 );
startNumberScroll();
}
/*!
* Private slot
*/
void ScanningHelper::startNumberScroll()
{
//TODO: Take italy case into account
if ( mPreviousFrequency ) {
mNumberScrollingTimeLine->setFrameRange( mPreviousFrequency / KFreqScrollDivider, mCurrentFrequency / KFreqScrollDivider );
mNumberScrollingTimeLine->start();
} else {
emit mCarousel.scanAnimationFinished();
}
}
/*!
* Private slot
*/
void ScanningHelper::numberScrollUpdate( int value )
{
if ( mStationItem ) {
mStationItem->setFrequency( value * KFreqScrollDivider );
}
}
// ===============================================================
// Carousel
// ===============================================================
/*!
*
*/
RadioStationCarousel::RadioStationCarousel( RadioUiEngine* uiEngine ) :
HbGridView( 0 ),
mUiEngine( uiEngine ),
mAntennaAttached( false ),
mAutoScrollTime( 300 ),
mPreviousButtonPos( 0.0 ),
mMovingLeft( false ),
mCurrentItem( 0 ),
mRadioTextTimer( new QTimer( this ) ),
mScrollPos( 0 ),
mScanningHelper( 0 )
#ifdef USE_DEBUGGING_CONTROLS
,mRdsLabel( new RadioFadingLabel( this ) )
#endif // USE_DEBUGGING_CONTROLS
{
RadioUiUtilities::setCarousel( this );
setScrollDirections( Qt::Horizontal );
setFrictionEnabled( true );
setRowCount( 1 );
setColumnCount( 1 );
setClampingStyle( HbScrollArea::BounceBackClamping );
setScrollingStyle( HbScrollArea::PanOrFlick );
setLongPressEnabled( false );
setItemRecycling( false ); // TODO: Enable recycling
setUniformItemSizes( true );
setItemPrototype( new RadioStationItem( *this ) );
setSelectionMode( SingleSelection );
mRadioTextTimer->setSingleShot( true );
mRadioTextTimer->setInterval( KRadioTextPlusCheckTimeout );
connectAndTest( mRadioTextTimer, SIGNAL(timeout()),
this, SLOT(radioTextPlusCheckEnded()));
#ifdef USE_DEBUGGING_CONTROLS
mRdsLabel->setPos( QPoint( 300, 10 ) );
mRdsLabel->setText( "RDS" );
mRdsLabel->setElideMode( Qt::ElideNone );
HbFontSpec spec = mRdsLabel->fontSpec();
spec.setTextPaneHeight( 10 );
spec.setRole( HbFontSpec::Secondary );
mRdsLabel->setFontSpec( spec );
mRdsLabel->setTextColor( Qt::gray );
if ( mUiEngine ) {
connectAndTest( mUiEngine, SIGNAL(rdsAvailabilityChanged(bool)),
this, SLOT(setRdsAvailable(bool)) );
}
#endif // USE_DEBUGGING_CONTROLS
}
/*!
* Property
*
*/
void RadioStationCarousel::setFavoriteIcon( const HbIcon& favoriteIcon )
{
mFavoriteIcon = favoriteIcon;
}
/*!
* Property
*
*/
HbIcon RadioStationCarousel::favoriteIcon() const
{
return mFavoriteIcon;
}
/*!
* Property
*
*/
void RadioStationCarousel::setNonFavoriteIcon( const HbIcon& nonFavoriteIcon )
{
mNonFavoriteIcon = nonFavoriteIcon;
}
/*!
* Property
*
*/
HbIcon RadioStationCarousel::nonFavoriteIcon() const
{
return mNonFavoriteIcon;
}
/*!
*
*/
void RadioStationCarousel::setAutoScrollTime( const int time )
{
mAutoScrollTime = time;
}
/*!
*
*/
int RadioStationCarousel::autoScrollTime() const
{
return mAutoScrollTime;
}
/*!
*
*/
void RadioStationCarousel::init( RadioUiEngine* uiEngine )
{
mUiEngine = uiEngine;
mAntennaAttached = mUiEngine->isAntennaAttached();
setStationModel( &mUiEngine->model() );
mCurrentItem = static_cast<RadioStationItem*>( itemByIndex( model()->index( 0, 0 ) ) );
}
/*!
*
*/
void RadioStationCarousel::setStationModel( RadioStationModel* stationModel )
{
if ( stationModel ) {
connectAndTest( stationModel, SIGNAL(rowsInserted(QModelIndex,int,int)),
this, SLOT(insertFrequency(QModelIndex,int,int)) );
connectAndTest( stationModel, SIGNAL(rowsAboutToBeRemoved(QModelIndex,int,int)),
this, SLOT(removeFrequency(QModelIndex,int,int)) );
connectAndTest( stationModel, SIGNAL(favoriteChanged(RadioStation)),
this, SLOT(update(RadioStation)) );
connectAndTest( stationModel, SIGNAL(stationDataChanged(RadioStation)),
this, SLOT(update(RadioStation)));
connectAndTest( stationModel, SIGNAL(radioTextReceived(RadioStation)),
this, SLOT(updateRadioText(RadioStation)));
connectAndTest( stationModel, SIGNAL(dynamicPsChanged(RadioStation)),
this, SLOT(update(RadioStation)));
} else {
QAbstractItemModel* currentModel = model();
// disconnect( currentModel, SIGNAL(rowsInserted(QModelIndex,int,int)),
// this, SLOT(insertFrequency(QModelIndex,int,int)) );
// disconnect( currentModel, SIGNAL(rowsAboutToBeRemoved(QModelIndex,int,int)),
// this, SLOT(removeFrequency(QModelIndex,int,int)) );
disconnect( currentModel, SIGNAL(favoriteChanged(RadioStation)),
this, SLOT(update(RadioStation)) );
disconnect( currentModel, SIGNAL(stationDataChanged(RadioStation)),
this, SLOT(update(RadioStation)));
disconnect( currentModel, SIGNAL(radioTextReceived(RadioStation)),
this, SLOT(updateRadioText(RadioStation)));
disconnect( currentModel, SIGNAL(dynamicPsChanged(RadioStation)),
this, SLOT(update(RadioStation)));
}
setModel( stationModel );
updateFrequencies();
}
/*!
*
*/
RadioUiEngine* RadioStationCarousel::uiEngine()
{
return mUiEngine;
}
/*!
*
*/
bool RadioStationCarousel::isAntennaAttached() const
{
return mAntennaAttached;
}
/*!
*
*/
void RadioStationCarousel::setScanningMode( bool scanning )
{
RadioStationItem* item = currentStationItem();
if ( scanning ) {
cleanRdsData();
if ( !mScanningHelper ) {
mScanningHelper = new ScanningHelper( *this );
}
} else {
delete mScanningHelper;
mScanningHelper = 0;
if ( item ) {
item->update();
}
}
setEnabled( !scanning );
}
/*!
*
*/
bool RadioStationCarousel::isInScanningMode() const
{
return mScanningHelper != 0;
}
/*!
*
*/
void RadioStationCarousel::cleanRdsData()
{
RadioStationItem* item = currentStationItem();
if ( item ) {
item->cleanRdsData();
}
}
/*!
*
*/
void RadioStationCarousel::animateNewStation( const RadioStation& station )
{
if ( mScanningHelper ) {
RadioStationModel* model = stationModel();
const QModelIndex index = model->modelIndexFromFrequency( station.frequency() );
mScanningHelper->mModelIndex = index;
mScanningHelper->mCurrentFrequency = station.frequency();
mScanningHelper->mStationItem = static_cast<RadioStationItem*>( itemByIndex( index ) );
uint prevFrequency = 0;
if ( model->rowCount() > 1 ) {
QModelIndex prevIndex = model->index( index.row() - 1, 0 );
RadioStation prevStation = model->data( prevIndex, RadioStationModel::RadioStationRole ).value<RadioStation>();
prevFrequency = prevStation.frequency();
} else if ( mUiEngine ) {
prevFrequency = mUiEngine->minFrequency();
}
mScanningHelper->mPreviousFrequency = prevFrequency;
mScanningHelper->mStationItem->setFrequency( prevFrequency );
mScanningHelper->mStationItem->cleanRdsData();
mScanningHelper->start();
}
}
/*!
*
*/
void RadioStationCarousel::setItemVisibility( bool visible )
{
RadioStationItem* item = currentStationItem();
if ( item ) {
item->setVisible( visible );
}
}
/*!
* Private slot
*/
void RadioStationCarousel::update( const RadioStation& station )
{
RadioStationItem* item = currentStationItem();
if ( item && item->frequency() == station.frequency() && !isInScanningMode() ) {
item->update( &station );
}
}
/*!
* Private slot
*/
void RadioStationCarousel::updateRadioText( const RadioStation& station )
{
if ( isAntennaAttached() && !isInScanningMode() ) {
if ( station.radioText().isEmpty() ) {
RadioStationItem* item = currentStationItem();
if ( item ) {
item->mRadiotextLabel->setText( "" );
}
} else {
mRadioTextHolder = station.radioText();
mRadioTextTimer->stop();
mRadioTextTimer->start();
}
}
}
/*!
* Private slot
*/
void RadioStationCarousel::leftGesture( int speedPixelsPerSecond )
{
Q_UNUSED( speedPixelsPerSecond );
QModelIndex index = currentIndex();
// if ( index == model()->index( model()->rowCount() - 1, 0 ) ) {
// index = model()->index( 0, 0 );
// } else {
// index = nextIndex( index );
// }
index = nextIndex( index );
if ( index.isValid() ) {
scrollToIndex( index, mAutoScrollTime );
}
}
/*!
* Private slot
*/
void RadioStationCarousel::rightGesture( int speedPixelsPerSecond )
{
Q_UNUSED( speedPixelsPerSecond );
QModelIndex index = currentIndex();
// if ( index == model()->index( 0, 0 ) ) {
// index = model()->index( model()->rowCount() - 1, 0 );
// } else {
// index = previousIndex( index );
// }
index = previousIndex( index );
if ( index.isValid() ) {
scrollToIndex( index, mAutoScrollTime );
}
}
/*!
* Private slot
*/
void RadioStationCarousel::insertFrequency( const QModelIndex& parent, int first, int last )
{
Q_UNUSED( parent );
QAbstractItemModel* freqModel = model();
for ( int i = first; freqModel && i <= last; ++i ) {
QModelIndex index = freqModel->index( i, 0 );
RadioStation station = freqModel->data( index, RadioStationModel::RadioStationRole ).value<RadioStation>();
mModelIndexes.insert( station.frequency(), index );
LOG_FORMAT( "Added frequency %u", station.frequency() );
if ( !isInScanningMode() ) {
scrollToIndex( index, mAutoScrollTime );
}
}
}
/*!
* Private slot
*/
void RadioStationCarousel::removeFrequency( const QModelIndex& parent, int first, int last )
{
Q_UNUSED( parent );
QAbstractItemModel* freqModel = model();
for ( int i = first; freqModel && i <= last; ++i ) {
QModelIndex index = freqModel->index( i, 0 );
RadioStation station = freqModel->data( index, RadioStationModel::RadioStationRole ).value<RadioStation>();
mModelIndexes.remove( station.frequency() );
}
}
/*!
* Private slot
*/
void RadioStationCarousel::updateFrequencies()
{
mModelIndexes.clear();
QAbstractItemModel* itemModel = model();
if ( itemModel ) {
const int count = itemModel->rowCount();
for ( int i = 0; i < count; ++i ) {
QModelIndex index = itemModel->index( i, 0 );
uint frequency = itemModel->data( index, RadioStationModel::RadioStationRole ).value<RadioStation>().frequency();
mModelIndexes.insert( frequency, index );
}
}
}
/*!
* Private slot
*/
void RadioStationCarousel::updateLoopedPos()
{
// const int row = currentIndex().row();
// if ( filterModel()->hasLooped( currentIndex() ) ) {
// QModelIndex realIndex = filterModel()->realIndex( currentIndex() );
// scrollTo( realIndex );
// setCurrentIndex( realIndex, QItemSelectionModel::SelectCurrent );
//// scrollToIndex( realIndex , 0 );
// LOG_FORMAT( "Index %d has looped. real index is %d", row, realIndex.row() );
// }
}
/*!
* Private slot
*/
void RadioStationCarousel::radioTextPlusCheckEnded()
{
RadioStationItem* item = currentStationItem();
if ( item ) {
item->mRadiotextLabel->setText( mRadioTextHolder );
}
mRadioTextHolder = "";
mRadioTextTimer->stop();
}
/*!
* Private slot
*/
void RadioStationCarousel::delayedScroll()
{
scrollContentsTo( QPointF( mScrollPos, 0 ) , 1000 );
}
#ifdef USE_DEBUGGING_CONTROLS
/*!
* Public slot
*/
void RadioStationCarousel::setRdsAvailable( bool available )
{
QColor color = Qt::green;
if ( !available && mUiEngine ) {
LOG_FORMAT( "No RDS signal: Station has sent RDS earlier: %d", mUiEngine.model().currentStation().hasRds() );
color = mUiEngine.model().currentStation().hasRds() ? Qt::yellow : Qt::gray;
mRdsLabel->setText( "RDS" );
} else {
mRdsLabel->setText( "-RDS-" );
}
mRdsLabel->setTextColor( color );
}
#endif // USE_DEBUGGING_CONTROLS
/*!
* Public slot
*
*/
void RadioStationCarousel::setFrequency( uint frequency )
{
RadioStationItem* item = currentStationItem();
if ( item && item->mFrequency == frequency ) {
return;
}
/*
QModelIndex index = static_cast<RadioStationFilterModel*>( model() )->modelIndexFromFrequency( frequency );
if ( index.isValid() ) {
scrollToIndex( index, 0 );
} else {
if ( item ) {
item->setFrequency( frequency );
}
}
*/
/*
QAbstractItemModel* itemModel = model();
const int count = itemModel->rowCount();
for ( int i = 0; i < count; ++i ) {
QModelIndex index = itemModel->index( i, 0 );
uint stationFrequency = itemModel->data( index, RadioStationModel::RadioStationRole ).value<RadioStation>().frequency();
if ( frequency == stationFrequency ) {
scrollToIndex( index, mAutoScrollTime );
return;
}
}
*/
if ( mModelIndexes.contains( frequency ) ) {
QModelIndex index = mModelIndexes.value( frequency );
scrollToIndex( index, mAutoScrollTime );
} else {
if ( item ) {
item->setFrequency( frequency );
}
}
}
/*!
* Public slot
*/
void RadioStationCarousel::updateAntennaStatus( bool connected )
{
mRadioTextTimer->stop();
mAntennaAttached = connected;
RadioStationItem* item = currentStationItem();
if ( item ) {
item->update();
}
}
/*!
* \reimp
*/
void RadioStationCarousel::mouseMoveEvent( QGraphicsSceneMouseEvent* event )
{
HbGridView::mouseMoveEvent( event );
}
/*!
* \reimp
*/
void RadioStationCarousel::mouseReleaseEvent( QGraphicsSceneMouseEvent* event )
{
// QPointF pos = QPointF( size().width() / 2, size().height() / 2 );
// HbAbstractViewItem* item = itemAtPosition( pos );
// if ( item ) {
// scrollToIndex( item->modelIndex(), mAutoScrollTime );
// }
HbGridView::mouseReleaseEvent( event );
}
/*!
* \reimp
*/
void RadioStationCarousel::resizeEvent( QGraphicsSceneResizeEvent* event )
{
HbGridView::resizeEvent( event );
// QModelIndex index = filterModel()->modelIndexFromFrequency( mUiEngine.currentFrequency() );
// setCurrentIndex( index, QItemSelectionModel::SelectCurrent );
// scrollTo( index );
}
/*!
*
*/
RadioStationItem* RadioStationCarousel::currentStationItem()
{
return static_cast<RadioStationItem*>( currentViewItem() );
}
/*!
*
*/
RadioStationModel* RadioStationCarousel::stationModel() const
{
return static_cast<RadioStationModel*>( model() );
}
/*!
*
*/
void RadioStationCarousel::scrollToIndex( const QModelIndex& index, int time )
{
RadioStationItem* item = static_cast<RadioStationItem*>( itemByIndex( index ) );
if ( index.isValid() && item ) {
// int posX = item->pos().x();
int width = this->size().width();
int posX = index.row() * width;
const int currentRow = currentIndex().row();
const int nextRow = index.row();
if ( currentRow != nextRow ) {
LOG_FORMAT( "Current row is %d, scrolling to row %d", currentRow, nextRow);
}
setCurrentIndex( index, QItemSelectionModel::SelectCurrent );
mCurrentItem = static_cast<RadioStationItem*>( item );
uint frequency = model()->data( index, RadioStationModel::RadioStationRole ).value<RadioStation>().frequency();
emit frequencyChanged( frequency, TuneReason::StationCarousel );
mScrollPos = posX;
scrollContentsTo( QPointF( posX, 0 ) , time );
}
}