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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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// System includes
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#include <HbDocumentLoader>
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#include <HbEffect>
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#include <QPainter>
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#include <QStringListModel>
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#include <QGraphicsSceneResizeEvent>
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#include <QPen>
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#include <HbPushButton>
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#include <QTimer>
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#include <HbColorScheme>
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#include <HbEvent>
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#include <HbSwipeGesture>
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#include <HbDeviceProfile>
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#include <QDebug>
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// User includes
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#include "radiofrequencystripbase.h"
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#include "radiofrequencystripdef.h"
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#include "radiofrequencyitem.h"
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/*!
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* Convenience function to check signal-slot connections
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*/
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//#define CHECK_SIGNAL_CONNECTIONS
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static bool connectAndCheck( const QObject* sender, const char* signal,
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const QObject* receiver, const char* member,
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Qt::ConnectionType type = Qt::AutoConnection )
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{
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bool connected = QObject::connect( sender, signal, receiver, member, type );
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#ifdef CHECK_SIGNAL_CONNECTIONS
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if ( !connected ) {
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qDebug() << "Failed to make a signal-slot connection!";
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qDebug() << "sender: " << sender->metaObject()->className();
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qDebug() << "signal: " << signal;
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qDebug() << "receiver: " << receiver->metaObject()->className();
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qDebug() << "slot/signal: " << signal;
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Q_ASSERT( false );
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// ----------------------------------------------------------------
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// SIGNAL-SLOT CONNECT FAILED!
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// ----------------------------------------------------------------
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}
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#endif // CHECK_SIGNAL_CONNECTIONS
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return connected;
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}
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/*!
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*
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*/
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RadioFrequencyStripBase::RadioFrequencyStripBase( QGraphicsItem* parent ) :
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RadioStripBase( parent ),
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mItemHeight( FrequencyStrip::DEFAULT_ITEM_HEIGHT_UNITS ),
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mMinFrequency( FrequencyStrip::DEFAULT_MIN_FREQUENCY ),
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mMaxFrequency( FrequencyStrip::DEFAULT_MAX_FREQUENCY ),
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mFrequencyStepSize( FrequencyStrip::DEFAULT_FREQUENCY_STEP ),
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mFrequency( FrequencyStrip::DEFAULT_MIN_FREQUENCY ),
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mSelectorImage( new QGraphicsPixmapItem( this ) ),
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mSeparatorPos( 0.0 ),
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mMaxWidth( 0 ),
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mSelectorPos( 0.0 ),
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mLeftButton( 0 ),
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mRightButton( 0 ),
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mManualSeekTimer( NULL ),
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mManualSeekMode( false ),
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mLastReportedFrequency( 0 ),
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mManualSeekTimerId( 0 ),
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mForegroundColor( HbColorScheme::color( FrequencyStrip::TEXT_COLOR_ATTRIBUTE ) ),
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mIgnoreScrollingEnd( false )
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{
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}
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/*!
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*
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*/
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RadioFrequencyStripBase::~RadioFrequencyStripBase()
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{
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qDeleteAll( mFrequencyItems );
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}
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/*!
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* Property
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*/
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void RadioFrequencyStripBase::setItemHeight( int itemHeight )
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{
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mItemHeight = itemHeight;
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}
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/*!
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* Property
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*/
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int RadioFrequencyStripBase::itemHeight() const
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{
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return mItemHeight;
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}
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/*!
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*
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*/
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void RadioFrequencyStripBase::initbase( uint minFrequency, uint maxFrequency, uint stepSize, uint frequency )
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{
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mMinFrequency = minFrequency;
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mMaxFrequency = maxFrequency;
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mFrequencyStepSize = stepSize;
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mFrequency = frequency;
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setScrollingStyle( HbScrollArea::PanWithFollowOn );
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HbDeviceProfile deviceProfile;
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mItemHeight = static_cast<int>( mItemHeight * deviceProfile.unitValue() );
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setItemSize( QSizeF( FrequencyStrip::ITEM_WIDTH + FrequencyStrip::PIXMAP_OVERLAP / 2, mItemHeight ) );
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setOverlap( FrequencyStrip::PIXMAP_OVERLAP / 2 );
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mStationIcon.setIconName("qtg_graf_tuner_unselected");
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mFavoriteIcon.setIconName("qtg_graf_tuner_selected");
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mStationIcon.setSize( QSizeF( FrequencyStrip::STATION_MARKER_SIZE, FrequencyStrip::STATION_MARKER_SIZE ) );
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mFavoriteIcon.setSize( QSizeF( FrequencyStrip::STATION_MARKER_SIZE, FrequencyStrip::STATION_MARKER_SIZE ) );
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initModel();
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initEmptyItems();
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initPositions();
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mManualSeekTimer = new QTimer( this );
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mManualSeekTimer->setInterval( FrequencyStrip::MANUALSEEK_START_TIMEOUT );
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mManualSeekTimer->setSingleShot( true );
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connectAndCheck( mManualSeekTimer, SIGNAL(timeout()),
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this, SLOT(toggleManualSeek()) );
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connectAndCheck( this, SIGNAL(scrollingEnded()),
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this, SLOT(handleScrollingEnd()) );
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grabGesture( Qt::SwipeGesture );
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//TODO: Remove. Stepsize temporarily hardcoded to 100 Khz in europe region
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if ( mFrequencyStepSize < FrequencyStrip::ONE_HUNDRED_KHZ ) {
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mFrequencyStepSize = FrequencyStrip::ONE_HUNDRED_KHZ;
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}
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updateAllItems();
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showButtons();
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}
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/*!
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*
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*/
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void RadioFrequencyStripBase::createButtonsFromDocml( HbDocumentLoader& uiLoader, const QString& leftButtonName, const QString& rightButtonName )
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{
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Q_ASSERT( !mLeftButton && !mRightButton );
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mLeftButton = qobject_cast<HbPushButton*>( uiLoader.findWidget( leftButtonName ) );
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mRightButton = qobject_cast<HbPushButton*>( uiLoader.findWidget( rightButtonName ) );
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initButtons();
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}
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/*!
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*
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*/
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void RadioFrequencyStripBase::createButtons()
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{
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Q_ASSERT( !mLeftButton && !mRightButton );
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mLeftButton = new HbPushButton( this );
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mRightButton = new HbPushButton( this );
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mLeftButton->setIcon( HbIcon( "qtg_mono_previous" ) );
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mRightButton->setIcon( HbIcon( "qtg_mono_next" ) );
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initButtons();
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}
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/*!
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*
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*/
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void RadioFrequencyStripBase::setFrequency( const uint frequency, int reason, Scroll::Direction direction )
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{
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Q_UNUSED( reason );
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if ( mFrequencies.contains( frequency ) ) {
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scrollToFrequency( frequency, direction, mAutoScrollTime );
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}
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}
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/*!
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*
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*/
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uint RadioFrequencyStripBase::frequency() const
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{
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return mFrequency;
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}
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/*!
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*
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*/
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bool RadioFrequencyStripBase::isInManualSeekMode() const
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{
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return mManualSeekMode;
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}
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/*!
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*
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*/
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void RadioFrequencyStripBase::cancelManualSeek()
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{
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mManualSeekTimer->stop();
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if ( mManualSeekMode ) {
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toggleManualSeek();
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}
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}
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/*!
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*
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*/
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void RadioFrequencyStripBase::addScannedStation( uint frequency )
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{
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FrequencyPos pos = mFrequencies.value( frequency );
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updateItem( pos.mItem, frequency );
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}
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/*!
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*
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*/
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void RadioFrequencyStripBase::updateFavorite( uint frequency )
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{
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FrequencyPos pos = mFrequencies.value( frequency );
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updateItem( pos.mItem );
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}
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/*!
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* Public slot
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*
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*/
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void RadioFrequencyStripBase::setScanningMode( bool isScanning )
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{
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mManualSeekTimer->stop();
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if ( isScanning ) {
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initEmptyItems();
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hideButtons();
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scrollToFrequency( mMinFrequency, Scroll::Shortest, mAutoScrollTime );
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} else {
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showButtons();
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}
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setEnabled( !isScanning );
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}
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/*!
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* Private slot
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*
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*/
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void RadioFrequencyStripBase::initEmptyItems()
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{
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//TODO: Remove the weird hack of checking the sender
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if ( !sender() || !isScanning() ) {
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QList<FrequencyStrip::StationMarker> emptyList;
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foreach ( RadioFrequencyItem* item, mFrequencyItems ) {
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QPixmap pixmap = drawPixmap( item->frequency(), emptyList, item );
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item->setPixmap( pixmap );
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}
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}
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}
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/*!
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* Private slot
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*
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*/
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void RadioFrequencyStripBase::stationsRemoved( const QList<uint>& frequencies )
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{
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QList<uint>::const_iterator end = frequencies.constEnd();
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QSet<RadioFrequencyItem*> freqItems;
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// go frequencies list throught and fetch all frequencyItems required. Duplicates will be removed
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// using set to prevent unneccessary item updates.
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for( QList<uint>::const_iterator iter = frequencies.constBegin(); iter != end; ++iter ) {
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freqItems.insert( mFrequencies.value( *iter ).mItem );
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}
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QSet<RadioFrequencyItem*>::const_iterator setEnd = freqItems.constEnd();
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QSet<RadioFrequencyItem*>::const_iterator setIter = freqItems.constBegin();
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for( ; setIter != setEnd; ++setIter ) {
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updateItem( *setIter, 0, 0 );
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}
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}
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/*!
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* Private slot
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*
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*/
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void RadioFrequencyStripBase::updateStation( const QModelIndex& parent, int first, int last )
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{
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Q_UNUSED( parent );
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updateStationsInRange( first, last );
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}
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/*!
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* Private slot
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*/
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void RadioFrequencyStripBase::handleLeftButton()
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{
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skipToPrevious();
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}
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/*!
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* Private slot
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*/
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void RadioFrequencyStripBase::handleRightButton()
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{
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skipToNext();
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}
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/*!
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* Private slot
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*/
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void RadioFrequencyStripBase::handleLongLeftButton()
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{
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seekDown();
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}
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/*!
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* Private slot
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*/
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void RadioFrequencyStripBase::handleLongRightButton()
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{
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seekUp();
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}
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/*!
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* Private slot
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*
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*/
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void RadioFrequencyStripBase::toggleManualSeek()
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{
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mManualSeekMode = !mManualSeekMode;
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emit manualSeekChanged( mManualSeekMode );
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if ( mManualSeekMode ) {
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grabMouse();
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hideButtons();
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mManualSeekTimerId = startTimer( FrequencyStrip::MANUALSEEK_SIGNAL_DELAY );
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} else {
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ungrabMouse();
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showButtons();
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killTimer( mManualSeekTimerId );
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mManualSeekTimerId = 0;
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}
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}
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/*!
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* Private slot
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*/
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void RadioFrequencyStripBase::handleScrollingEnd()
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{
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if ( mIgnoreScrollingEnd ) {
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mIgnoreScrollingEnd = false;
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return;
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}
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// Check if the selector is in the invalid area where the strip loops around
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const int selectorPosition = selectorPos();
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if ( mManualSeekMode ) {
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if ( !mPositions.contains( selectorPosition ) ) {
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if ( selectorPosition < mMaxWidth - FrequencyStrip::ITEM_WIDTH + mSeparatorPos ) {
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scrollToFrequency( mMaxFrequency, Scroll::Shortest, FrequencyStrip::POS_ADJUST_DELAY_MS );
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emitFrequencyChanged( mMaxFrequency, FrequencyStrip::ManualSeekUpdate, Scroll::Shortest );
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} else {
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|
57
|
384 |
scrollToFrequency( mMinFrequency, Scroll::Shortest, FrequencyStrip::POS_ADJUST_DELAY_MS );
|
|
39
|
385 |
emitFrequencyChanged( mMinFrequency, FrequencyStrip::ManualSeekUpdate, Scroll::Shortest );
|
|
|
386 |
}
|
|
|
387 |
}
|
|
|
388 |
|
|
|
389 |
mManualSeekTimer->start( FrequencyStrip::MANUALSEEK_END_TIMEOUT );
|
|
|
390 |
}
|
|
|
391 |
}
|
|
|
392 |
|
|
|
393 |
/*!
|
|
|
394 |
* \reimp
|
|
|
395 |
*/
|
|
|
396 |
void RadioFrequencyStripBase::updateItemPrimitive( QGraphicsItem* itemToUpdate, int itemIndex )
|
|
|
397 |
{
|
|
|
398 |
QGraphicsPixmapItem* item = static_cast<QGraphicsPixmapItem*>( itemToUpdate );
|
|
|
399 |
if ( itemIndex < mFrequencyItems.count() ) {
|
|
|
400 |
item->setPixmap( mFrequencyItems.at( itemIndex )->updatePrimitive( item ) );
|
|
|
401 |
}
|
|
|
402 |
}
|
|
|
403 |
|
|
|
404 |
/*!
|
|
|
405 |
* \reimp
|
|
|
406 |
*/
|
|
|
407 |
QGraphicsItem* RadioFrequencyStripBase::createItemPrimitive( QGraphicsItem* parent )
|
|
|
408 |
{
|
|
|
409 |
return new QGraphicsPixmapItem( parent );
|
|
|
410 |
}
|
|
|
411 |
|
|
|
412 |
/*!
|
|
|
413 |
* \reimp
|
|
|
414 |
*/
|
|
|
415 |
void RadioFrequencyStripBase::scrollPosChanged()
|
|
|
416 |
{
|
|
|
417 |
if ( mManualSeekMode ) {
|
|
|
418 |
const int pos = selectorPos();
|
|
|
419 |
const uint frequency = mPositions.value( pos );
|
|
54
|
420 |
if ( frequency > 0 && mFrequency != frequency ) {
|
|
|
421 |
mFrequency = frequency;
|
|
39
|
422 |
emitFrequencyChanged( mFrequency, FrequencyStrip::ManualSeekUpdate, Scroll::Shortest );
|
|
|
423 |
}
|
|
|
424 |
}
|
|
|
425 |
}
|
|
|
426 |
|
|
|
427 |
/*!
|
|
|
428 |
* \reimp
|
|
|
429 |
*/
|
|
|
430 |
void RadioFrequencyStripBase::resizeEvent ( QGraphicsSceneResizeEvent* event )
|
|
|
431 |
{
|
|
|
432 |
RadioStripBase::resizeEvent( event );
|
|
|
433 |
|
|
|
434 |
initSelector();
|
|
|
435 |
|
|
|
436 |
const qreal height = event->newSize().height();
|
|
|
437 |
const qreal width = event->newSize().width();
|
|
|
438 |
|
|
|
439 |
mSelectorPos = width / 2;
|
|
|
440 |
mSelectorImage->setOffset( mSelectorPos - ( FrequencyStrip::INDICATOR_WIDTH / 2 ), 0.0 );
|
|
|
441 |
|
|
|
442 |
if ( mLeftButton && mRightButton ) {
|
|
|
443 |
mLeftButton->resize( height, height );
|
|
|
444 |
mRightButton->resize( height, height );
|
|
|
445 |
mRightButton->setPos( QPointF( width - height, 0 ) );
|
|
|
446 |
}
|
|
|
447 |
|
|
|
448 |
scrollToFrequency( mFrequency );
|
|
|
449 |
}
|
|
|
450 |
|
|
|
451 |
/*!
|
|
|
452 |
* \reimp
|
|
|
453 |
*/
|
|
|
454 |
void RadioFrequencyStripBase::changeEvent( QEvent* event )
|
|
|
455 |
{
|
|
|
456 |
if ( event->type() == HbEvent::ThemeChanged ) {
|
|
|
457 |
// Update the foreground color and redraw each item
|
|
|
458 |
mForegroundColor = Qt::white;// HbColorScheme::color( FrequencyStrip::TEXT_COLOR_ATTRIBUTE );
|
|
|
459 |
updateAllItems();
|
|
|
460 |
}
|
|
|
461 |
|
|
|
462 |
return RadioStripBase::changeEvent(event);
|
|
|
463 |
}
|
|
|
464 |
|
|
|
465 |
/*!
|
|
|
466 |
* \reimp
|
|
|
467 |
*/
|
|
|
468 |
void RadioFrequencyStripBase::mousePressEvent( QGraphicsSceneMouseEvent* event )
|
|
|
469 |
{
|
|
|
470 |
RadioStripBase::mousePressEvent( event );
|
|
|
471 |
|
|
|
472 |
mManualSeekTimer->stop();
|
|
|
473 |
if ( mManualSeekMode ) {
|
|
|
474 |
const bool insideStrip = rect().contains( event->pos() );
|
|
|
475 |
if ( !insideStrip ) {
|
|
|
476 |
toggleManualSeek();
|
|
|
477 |
}
|
|
|
478 |
} else {
|
|
|
479 |
mManualSeekTimer->start( FrequencyStrip::MANUALSEEK_START_TIMEOUT );
|
|
|
480 |
}
|
|
|
481 |
}
|
|
|
482 |
|
|
|
483 |
/*!
|
|
|
484 |
* \reimp
|
|
|
485 |
*/
|
|
|
486 |
void RadioFrequencyStripBase::mouseReleaseEvent( QGraphicsSceneMouseEvent* event )
|
|
|
487 |
{
|
|
|
488 |
RadioStripBase::mouseReleaseEvent( event );
|
|
|
489 |
|
|
|
490 |
mManualSeekTimer->stop();
|
|
44
|
491 |
if ( mManualSeekMode ) {
|
|
39
|
492 |
mManualSeekTimer->start( FrequencyStrip::MANUALSEEK_END_TIMEOUT );
|
|
|
493 |
}
|
|
|
494 |
}
|
|
|
495 |
|
|
|
496 |
/*!
|
|
|
497 |
* \reimp
|
|
|
498 |
*/
|
|
|
499 |
void RadioFrequencyStripBase::gestureEvent( QGestureEvent* event )
|
|
|
500 |
{
|
|
54
|
501 |
mIgnoreScrollingEnd = true;
|
|
39
|
502 |
HbSwipeGesture* swipeGesture = static_cast<HbSwipeGesture*>( event->gesture( Qt::SwipeGesture ) );
|
|
|
503 |
if ( swipeGesture && !mManualSeekMode ) {
|
|
|
504 |
if ( swipeGesture->state() == Qt::GestureFinished ) {
|
|
|
505 |
if ( swipeGesture->horizontalDirection() == QSwipeGesture::Left ) {
|
|
|
506 |
skipToNext();
|
|
|
507 |
} else if ( swipeGesture->horizontalDirection() == QSwipeGesture::Right ) {
|
|
|
508 |
skipToPrevious();
|
|
|
509 |
}
|
|
|
510 |
}
|
|
|
511 |
} else if ( mManualSeekMode ) {
|
|
|
512 |
RadioStripBase::gestureEvent( event );
|
|
|
513 |
}
|
|
|
514 |
}
|
|
|
515 |
|
|
|
516 |
/*!
|
|
|
517 |
* \reimp
|
|
|
518 |
*/
|
|
|
519 |
void RadioFrequencyStripBase::timerEvent( QTimerEvent* event )
|
|
|
520 |
{
|
|
57
|
521 |
RadioStripBase::timerEvent( event );
|
|
39
|
522 |
if ( mLastReportedFrequency != mFrequency ) {
|
|
|
523 |
mLastReportedFrequency = mFrequency;
|
|
|
524 |
emitFrequencyChanged( mFrequency, FrequencyStrip::ManualSeekTune, Scroll::Shortest );
|
|
|
525 |
}
|
|
|
526 |
}
|
|
|
527 |
|
|
|
528 |
/*!
|
|
|
529 |
*
|
|
|
530 |
*/
|
|
|
531 |
void RadioFrequencyStripBase::initModel()
|
|
|
532 |
{
|
|
|
533 |
const uint minFreq = uint( qreal(mMinFrequency) / FrequencyStrip::ONE_HERTZ + FrequencyStrip::ROUNDER );
|
|
|
534 |
const uint maxFreq = uint( qreal(mMaxFrequency) / FrequencyStrip::ONE_HERTZ + 0.9 ); // always round up
|
|
|
535 |
|
|
|
536 |
QStringList list;
|
|
|
537 |
for ( uint i = minFreq; i <= maxFreq; ++i ) {
|
|
54
|
538 |
list.append( QString::number( i ) );
|
|
|
539 |
mFrequencyItems.append( new RadioFrequencyItem( i ) );
|
|
39
|
540 |
}
|
|
54
|
541 |
mFrequencyItems.append( new RadioFrequencyItem( 0 ) );
|
|
39
|
542 |
list.append( "" );
|
|
|
543 |
|
|
|
544 |
mMaxWidth = list.count() * FrequencyStrip::ITEM_WIDTH;
|
|
|
545 |
|
|
|
546 |
mSeparatorPos = qreal(FrequencyStrip::ITEM_WIDTH) / 2;
|
|
57
|
547 |
const uint minDrawableFreq = minFreq * FrequencyStrip::ONE_HERTZ - FrequencyStrip::HALF_HERTZ;
|
|
39
|
548 |
const uint maxDrawableFreq = maxFreq * FrequencyStrip::ONE_HERTZ + FrequencyStrip::HALF_HERTZ;
|
|
|
549 |
mSeparatorPos += qreal( ( mMinFrequency - minDrawableFreq ) / 2 ) / FrequencyStrip::PIXEL_IN_HZ;
|
|
|
550 |
mSeparatorPos -= qreal( ( maxDrawableFreq - mMaxFrequency ) / 2 ) / FrequencyStrip::PIXEL_IN_HZ;
|
|
|
551 |
|
|
|
552 |
setModel( new QStringListModel( list, this ) );
|
|
|
553 |
}
|
|
|
554 |
|
|
|
555 |
/*!
|
|
|
556 |
*
|
|
|
557 |
*/
|
|
|
558 |
void RadioFrequencyStripBase::initSelector()
|
|
|
559 |
{
|
|
54
|
560 |
QPixmap selectorPixmap = QPixmap( QSize( FrequencyStrip::SELECTOR_WIDTH, (int)size().height() - FrequencyStrip::SELECTOR_MARGIN * 2 ) );
|
|
39
|
561 |
selectorPixmap.fill( Qt::red );
|
|
|
562 |
mSelectorImage->setPixmap( selectorPixmap );
|
|
|
563 |
mSelectorImage->setZValue( FrequencyStrip::SELECTOR_Z_POS );
|
|
54
|
564 |
mSelectorImage->setPos( 0, FrequencyStrip::SELECTOR_MARGIN );
|
|
39
|
565 |
}
|
|
|
566 |
|
|
|
567 |
/*!
|
|
|
568 |
*
|
|
|
569 |
*/
|
|
|
570 |
void RadioFrequencyStripBase::initPositions()
|
|
|
571 |
{
|
|
|
572 |
int prevPos = 0;
|
|
|
573 |
int nextPos = 0;
|
|
|
574 |
const int lastPos = mFrequencies.value( mMaxFrequency ).mPosition;
|
|
|
575 |
for ( int i = mFrequencies.value( mMinFrequency ).mPosition; i < lastPos; ++i ) {
|
|
|
576 |
if ( mPositions.contains( i ) ) {
|
|
|
577 |
prevPos = i;
|
|
|
578 |
const uint freq = mPositions.value( prevPos ) + mFrequencyStepSize;
|
|
|
579 |
if ( mFrequencies.contains( freq ) ) {
|
|
|
580 |
nextPos = mFrequencies.value( freq ).mPosition;
|
|
|
581 |
} else {
|
|
|
582 |
nextPos = prevPos;
|
|
|
583 |
}
|
|
|
584 |
} else {
|
|
|
585 |
const int nearestHit = ( i - prevPos ) < ( nextPos - i ) ? prevPos : nextPos;
|
|
|
586 |
mPositions.insert( i, mPositions.value( nearestHit ) );
|
|
|
587 |
}
|
|
|
588 |
}
|
|
|
589 |
}
|
|
|
590 |
|
|
|
591 |
/*!
|
|
|
592 |
*
|
|
|
593 |
*/
|
|
|
594 |
void RadioFrequencyStripBase::initButtons()
|
|
|
595 |
{
|
|
|
596 |
Q_ASSERT( mLeftButton && mRightButton );
|
|
|
597 |
connectAndCheck( mLeftButton, SIGNAL(clicked()),
|
|
|
598 |
this, SLOT(handleLeftButton()) );
|
|
|
599 |
connectAndCheck( mRightButton, SIGNAL(clicked()),
|
|
|
600 |
this, SLOT(handleRightButton()) );
|
|
|
601 |
connectAndCheck( mLeftButton, SIGNAL(longPress(QPointF)),
|
|
|
602 |
this, SLOT(handleLongLeftButton()) );
|
|
|
603 |
connectAndCheck( mRightButton, SIGNAL(longPress(QPointF)),
|
|
|
604 |
this, SLOT(handleLongRightButton()) );
|
|
|
605 |
|
|
|
606 |
mLeftButton->setZValue( FrequencyStrip::SELECTOR_Z_POS );
|
|
|
607 |
mLeftButton->setObjectName( FrequencyStrip::LEFT_BUTTON );
|
|
|
608 |
mRightButton->setZValue( FrequencyStrip::SELECTOR_Z_POS );
|
|
|
609 |
mRightButton->setObjectName( FrequencyStrip::RIGHT_BUTTON );
|
|
|
610 |
|
|
|
611 |
const qreal height = size().height();
|
|
|
612 |
const qreal width = size().width();
|
|
|
613 |
mLeftButton->resize( height, height );
|
|
|
614 |
mRightButton->resize( height, height );
|
|
|
615 |
mRightButton->setPos( QPointF( width - height, 0 ) );
|
|
|
616 |
|
|
|
617 |
// Add left button effects
|
|
|
618 |
QStringList pathList;
|
|
|
619 |
pathList << ":/effects/slide_to_left.fxml" << ":/effects/slide_from_left.fxml";
|
|
|
620 |
QStringList eventList;
|
|
|
621 |
eventList << FrequencyStrip::SLIDE_TO_LEFT << FrequencyStrip::SLIDE_FROM_LEFT;
|
|
|
622 |
HbEffect::add( mLeftButton, pathList, eventList );
|
|
|
623 |
|
|
|
624 |
// Add right button effects
|
|
|
625 |
pathList.clear();
|
|
|
626 |
pathList << ":/effects/slide_to_right.fxml" << ":/effects/slide_from_right.fxml";
|
|
|
627 |
eventList.clear();
|
|
|
628 |
eventList << FrequencyStrip::SLIDE_TO_RIGHT << FrequencyStrip::SLIDE_FROM_RIGHT;
|
|
|
629 |
HbEffect::add( mRightButton, pathList, eventList );
|
|
|
630 |
}
|
|
|
631 |
|
|
|
632 |
/*!
|
|
|
633 |
*
|
|
|
634 |
*/
|
|
|
635 |
void RadioFrequencyStripBase::addFrequencyPos( int pos, uint frequency, RadioFrequencyItem* item )
|
|
|
636 |
{
|
|
|
637 |
mFrequencies.insert( frequency, FrequencyPos( pos, item ) );
|
|
|
638 |
mPositions.insert( pos, frequency );
|
|
|
639 |
}
|
|
|
640 |
|
|
|
641 |
/*!
|
|
|
642 |
*
|
|
|
643 |
*/
|
|
|
644 |
void RadioFrequencyStripBase::updateStationsInRange( int first, int last, bool stationRemoved )
|
|
|
645 |
{
|
|
|
646 |
if ( !isScanning() ) {
|
|
|
647 |
uint frequency = 0;
|
|
|
648 |
for ( int i = first; i <= last; ++i ) {
|
|
|
649 |
frequency = frequencyAtIndex( i );
|
|
|
650 |
if ( mFrequencies.contains( frequency ) ) {
|
|
|
651 |
FrequencyPos pos = mFrequencies.value( frequency );
|
|
|
652 |
updateItem( pos.mItem, 0, stationRemoved ? frequency : 0 );
|
|
|
653 |
}
|
|
|
654 |
}
|
|
|
655 |
}
|
|
|
656 |
}
|
|
|
657 |
|
|
|
658 |
/*!
|
|
|
659 |
*
|
|
|
660 |
*/
|
|
|
661 |
void RadioFrequencyStripBase::updateItem( RadioFrequencyItem* item, uint upperRange, uint ignoredFrequency )
|
|
|
662 |
{
|
|
|
663 |
if ( item ) {
|
|
|
664 |
uint frequency = item->frequency();
|
|
|
665 |
QList<FrequencyStrip::StationMarker> markers;
|
|
|
666 |
|
|
|
667 |
if ( upperRange == 0 ) {
|
|
|
668 |
upperRange = frequency + FrequencyStrip::HALF_HERTZ;
|
|
|
669 |
}
|
|
|
670 |
|
|
|
671 |
if ( isInitialized() ) {
|
|
|
672 |
markers = stationsInRange( frequency - FrequencyStrip::HALF_HERTZ, upperRange );
|
|
|
673 |
for ( int i = markers.count() - 1; ignoredFrequency > 0 && i >= 0; --i ) {
|
|
|
674 |
if ( markers[i].mFrequency == ignoredFrequency ) {
|
|
|
675 |
markers.removeAt( i );
|
|
|
676 |
break;
|
|
|
677 |
}
|
|
|
678 |
}
|
|
|
679 |
}
|
|
|
680 |
|
|
|
681 |
QPixmap pixmap = drawPixmap( frequency, markers, item );
|
|
|
682 |
item->setPixmap( pixmap );
|
|
|
683 |
|
|
|
684 |
foreach ( const FrequencyStrip::StationMarker& marker, markers ) {
|
|
|
685 |
FrequencyPos pos = mFrequencies.value( marker.mFrequency );
|
|
|
686 |
mFrequencies.insert( marker.mFrequency, pos );
|
|
|
687 |
}
|
|
|
688 |
}
|
|
|
689 |
}
|
|
|
690 |
|
|
|
691 |
/*!
|
|
|
692 |
*
|
|
|
693 |
*/
|
|
|
694 |
void RadioFrequencyStripBase::updateAllItems()
|
|
|
695 |
{
|
|
|
696 |
foreach ( RadioFrequencyItem* item, mFrequencyItems ) {
|
|
|
697 |
updateItem( item );
|
|
|
698 |
}
|
|
|
699 |
}
|
|
|
700 |
|
|
|
701 |
/*!
|
|
|
702 |
*
|
|
|
703 |
*/
|
|
54
|
704 |
QPixmap RadioFrequencyStripBase::drawPixmap( uint mainFrequency, QList<FrequencyStrip::StationMarker> stations, RadioFrequencyItem* item )
|
|
39
|
705 |
{
|
|
|
706 |
QPixmap pixmap( FrequencyStrip::PIXMAP_WIDTH, mItemHeight );
|
|
|
707 |
pixmap.fill( Qt::transparent );
|
|
54
|
708 |
|
|
|
709 |
if ( mainFrequency == 0 ) {
|
|
|
710 |
return pixmap;
|
|
|
711 |
}
|
|
|
712 |
|
|
39
|
713 |
QPainter painter( &pixmap );
|
|
|
714 |
QPen normalPen = painter.pen();
|
|
57
|
715 |
normalPen.setColor(mForegroundColor);
|
|
|
716 |
painter.setPen(normalPen);
|
|
39
|
717 |
|
|
54
|
718 |
const uint frequencyIncrement = qMin( mFrequencyStepSize, FrequencyStrip::ONE_HUNDRED_KHZ );
|
|
|
719 |
const QString itemText = QString::number( mainFrequency / FrequencyStrip::ONE_HERTZ );
|
|
|
720 |
const uint startFrequency = mainFrequency - FrequencyStrip::HALF_HERTZ + frequencyIncrement;
|
|
|
721 |
const uint endFrequency = mainFrequency + FrequencyStrip::HALF_HERTZ;
|
|
39
|
722 |
const uint roundedMin = int( qreal(mMinFrequency) / FrequencyStrip::ONE_HERTZ + FrequencyStrip::ROUNDER );
|
|
54
|
723 |
const uint freq = mainFrequency / FrequencyStrip::ONE_HERTZ;
|
|
39
|
724 |
const int diff = freq - roundedMin;
|
|
|
725 |
const qreal startPixel = diff * FrequencyStrip::ITEM_WIDTH;
|
|
|
726 |
qreal pixels = 0.0;
|
|
|
727 |
const qreal leftOverlap = FrequencyStrip::PIXMAP_OVERLAP / 2;
|
|
|
728 |
|
|
54
|
729 |
for ( uint loopFrequency = startFrequency; loopFrequency <= endFrequency; loopFrequency += frequencyIncrement ) {
|
|
39
|
730 |
|
|
54
|
731 |
pixels = qreal( loopFrequency - startFrequency ) / FrequencyStrip::PIXEL_IN_HZ;
|
|
|
732 |
if ( loopFrequency % FrequencyStrip::ONE_HERTZ == 0 ) {
|
|
39
|
733 |
|
|
|
734 |
// Draw the high frequency tab and the frequency text for the even number
|
|
|
735 |
normalPen.setWidth( 3 );
|
|
|
736 |
painter.setPen( normalPen );
|
|
|
737 |
painter.drawLine( makeTab( pixels + leftOverlap - 1, FrequencyStrip::TAB_HEIGHT_BIG ) );
|
|
|
738 |
normalPen.setWidth( 1 );
|
|
|
739 |
painter.setPen( normalPen );
|
|
|
740 |
|
|
54
|
741 |
// Draw the frequency text and its decimals
|
|
39
|
742 |
painter.setFont( FrequencyStrip::DECIMAL_FONT );
|
|
|
743 |
const int decimalWidth = painter.fontMetrics().width( FrequencyStrip::DECIMAL_TEXT );
|
|
|
744 |
const int decimalSpace = painter.fontMetrics().leftBearing( '.' );
|
|
|
745 |
painter.setFont( FrequencyStrip::FREQUENCY_FONT );
|
|
|
746 |
const int frequencyWidth = painter.fontMetrics().width( itemText );
|
|
|
747 |
const int textPosX = int( pixels + leftOverlap - ( frequencyWidth + decimalSpace + decimalWidth ) / 2 );
|
|
|
748 |
painter.drawText( QPoint( textPosX, FrequencyStrip::FREQUENCY_TEXT_Y_POS ), itemText );
|
|
|
749 |
painter.setFont( FrequencyStrip::DECIMAL_FONT );
|
|
|
750 |
painter.drawText( QPoint( textPosX + frequencyWidth + decimalSpace, FrequencyStrip::FREQUENCY_TEXT_Y_POS ), FrequencyStrip::DECIMAL_TEXT );
|
|
|
751 |
|
|
54
|
752 |
} else if ( loopFrequency % FrequencyStrip::ONE_TAB_IN_HZ == 0 ) {
|
|
39
|
753 |
|
|
|
754 |
// Draw the low frequency tab for the uneven number
|
|
|
755 |
painter.drawLine( makeTab( pixels + leftOverlap, FrequencyStrip::TAB_HEIGHT_SMALL ) );
|
|
|
756 |
|
|
|
757 |
}
|
|
|
758 |
|
|
54
|
759 |
if ( ( loopFrequency - mMinFrequency ) % mFrequencyStepSize == 0 && loopFrequency >= mMinFrequency && loopFrequency <= mMaxFrequency ) {
|
|
|
760 |
addFrequencyPos( int( startPixel + pixels + FrequencyStrip::ROUNDER ), loopFrequency, item );
|
|
|
761 |
}
|
|
39
|
762 |
}
|
|
|
763 |
|
|
54
|
764 |
const int markerYPos = mItemHeight - 18;
|
|
57
|
765 |
const int markerHalf = FrequencyStrip::STATION_MARKER_SIZE / 2;
|
|
39
|
766 |
foreach ( const FrequencyStrip::StationMarker& station, stations ) {
|
|
|
767 |
const uint frequency = station.mFrequency;
|
|
57
|
768 |
pixels = qreal(frequency - startFrequency) / FrequencyStrip::PIXEL_IN_HZ;
|
|
39
|
769 |
|
|
57
|
770 |
const QPoint point( int(pixels + leftOverlap - markerHalf ), markerYPos - markerHalf );
|
|
39
|
771 |
if ( station.mIsFavorite ) {
|
|
57
|
772 |
painter.drawPixmap( point, mFavoriteIcon.pixmap() );
|
|
39
|
773 |
} else {
|
|
57
|
774 |
painter.drawPixmap( point, mStationIcon.pixmap() );
|
|
39
|
775 |
}
|
|
|
776 |
}
|
|
|
777 |
|
|
|
778 |
return pixmap;
|
|
|
779 |
}
|
|
|
780 |
|
|
|
781 |
/*!
|
|
|
782 |
*
|
|
|
783 |
*/
|
|
|
784 |
QLineF RadioFrequencyStripBase::makeTab( qreal pos, int height )
|
|
|
785 |
{
|
|
|
786 |
return QLineF( pos, mItemHeight - height, pos, mItemHeight );
|
|
|
787 |
}
|
|
|
788 |
|
|
|
789 |
/*!
|
|
|
790 |
*
|
|
|
791 |
*/
|
|
|
792 |
int RadioFrequencyStripBase::selectorPos() const
|
|
|
793 |
{
|
|
|
794 |
const int pos = int( -contentWidget()->x() + mSelectorPos + FrequencyStrip::ROUNDER );
|
|
|
795 |
return pos % mMaxWidth;
|
|
|
796 |
}
|
|
|
797 |
|
|
|
798 |
/*!
|
|
|
799 |
*
|
|
|
800 |
*/
|
|
|
801 |
void RadioFrequencyStripBase::scrollToFrequency( uint frequency, Scroll::Direction direction, int time )
|
|
|
802 |
{
|
|
47
|
803 |
Q_UNUSED( time );
|
|
|
804 |
|
|
39
|
805 |
int targetFreqPos = mFrequencies.value( frequency ).mPosition;
|
|
|
806 |
const int currentFreqPos = mFrequencies.value( mFrequency ).mPosition;
|
|
|
807 |
const int currentPos = int( -contentWidget()->x() + mSelectorPos + FrequencyStrip::ROUNDER );
|
|
|
808 |
const bool isInSecondHalf = currentPos >= mMaxWidth - FrequencyStrip::ITEM_WIDTH + mSeparatorPos;
|
|
|
809 |
|
|
|
810 |
// Special case: When there is only one favorite and the user presses skip
|
|
|
811 |
// the strip must scroll around to the same frequency.
|
|
|
812 |
if ( mFrequency == frequency && direction != Scroll::Shortest ) {
|
|
|
813 |
if ( direction == Scroll::Left ) {
|
|
|
814 |
targetFreqPos += mMaxWidth;
|
|
|
815 |
} else {
|
|
|
816 |
targetFreqPos -= mMaxWidth;
|
|
|
817 |
}
|
|
|
818 |
}
|
|
|
819 |
|
|
|
820 |
mFrequency = frequency;
|
|
|
821 |
|
|
|
822 |
qreal newPos = targetFreqPos;
|
|
|
823 |
if ( direction == Scroll::Left ) {
|
|
|
824 |
|
|
|
825 |
if ( currentFreqPos > targetFreqPos ) {
|
|
|
826 |
newPos += mMaxWidth;
|
|
|
827 |
}
|
|
|
828 |
|
|
|
829 |
} else if ( direction == Scroll::Right ) {
|
|
|
830 |
|
|
|
831 |
if ( currentFreqPos < targetFreqPos ) {
|
|
|
832 |
newPos -= mMaxWidth;
|
|
|
833 |
}
|
|
|
834 |
|
|
|
835 |
}
|
|
|
836 |
|
|
|
837 |
if ( isInSecondHalf ) {
|
|
|
838 |
newPos += mMaxWidth;
|
|
|
839 |
}
|
|
|
840 |
|
|
|
841 |
newPos -= mSelectorPos - FrequencyStrip::ROUNDER;
|
|
|
842 |
|
|
57
|
843 |
scrollContentsTo( QPointF( newPos, 0 ), time );
|
|
39
|
844 |
}
|
|
|
845 |
|
|
|
846 |
/*!
|
|
|
847 |
*
|
|
|
848 |
*/
|
|
|
849 |
void RadioFrequencyStripBase::hideButtons()
|
|
|
850 |
{
|
|
|
851 |
HbEffect::start( mLeftButton, FrequencyStrip::SLIDE_TO_LEFT );
|
|
|
852 |
HbEffect::start( mRightButton, FrequencyStrip::SLIDE_TO_RIGHT );
|
|
|
853 |
}
|
|
|
854 |
|
|
|
855 |
/*!
|
|
|
856 |
*
|
|
|
857 |
*/
|
|
|
858 |
void RadioFrequencyStripBase::showButtons()
|
|
|
859 |
{
|
|
|
860 |
HbEffect::start( mLeftButton, FrequencyStrip::SLIDE_FROM_LEFT );
|
|
|
861 |
HbEffect::start( mRightButton, FrequencyStrip::SLIDE_FROM_RIGHT );
|
|
|
862 |
}
|