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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( 8 ),
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mMinFrequency( 87500000 ),
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mMaxFrequency( 108000000 ),
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mFrequencyStepSize( 100000 ),
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mFrequency( 87500000 ),
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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( Qt::white )//HbColorScheme::color( FrequencyStrip::TEXT_COLOR_ATTRIBUTE ) )
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{
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setScrollingStyle( HbScrollArea::PanWithFollowOn );
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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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}
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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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initModel();
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initEmptyItems();
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initPositions();
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HbDeviceProfile deviceProfile;
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mItemHeight = static_cast<int>( mItemHeight * deviceProfile.unitValue() );
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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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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::removeStation( 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, true );
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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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// 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, 500 );
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emitFrequencyChanged( mMaxFrequency, FrequencyStrip::ManualSeekUpdate, Scroll::Shortest );
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} else {
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scrollToFrequency( mMinFrequency, Scroll::Shortest, 500 );
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emitFrequencyChanged( mMinFrequency, FrequencyStrip::ManualSeekUpdate, Scroll::Shortest );
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}
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}
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mManualSeekTimer->start( FrequencyStrip::MANUALSEEK_END_TIMEOUT );
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}
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}
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/*!
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* \reimp
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*/
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void RadioFrequencyStripBase::updateItemPrimitive( QGraphicsItem* itemToUpdate, int itemIndex )
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{
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QGraphicsPixmapItem* item = static_cast<QGraphicsPixmapItem*>( itemToUpdate );
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if ( itemIndex < mFrequencyItems.count() ) {
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item->setPixmap( mFrequencyItems.at( itemIndex )->updatePrimitive( item ) );
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}
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}
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/*!
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* \reimp
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*/
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QGraphicsItem* RadioFrequencyStripBase::createItemPrimitive( QGraphicsItem* parent )
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{
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return new QGraphicsPixmapItem( parent );
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}
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/*!
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* \reimp
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*/
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void RadioFrequencyStripBase::scrollPosChanged()
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{
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if ( mManualSeekMode ) {
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const int pos = selectorPos();
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const uint frequency = mPositions.value( pos );
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if ( frequency > 0 ) {
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mFrequency = mPositions.value( pos );
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emitFrequencyChanged( mFrequency, FrequencyStrip::ManualSeekUpdate, Scroll::Shortest );
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}
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}
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}
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/*!
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|
|
395 |
* \reimp
|
|
|
396 |
*/
|
|
|
397 |
void RadioFrequencyStripBase::resizeEvent ( QGraphicsSceneResizeEvent* event )
|
|
|
398 |
{
|
|
|
399 |
RadioStripBase::resizeEvent( event );
|
|
|
400 |
|
|
|
401 |
initSelector();
|
|
|
402 |
|
|
|
403 |
const qreal height = event->newSize().height();
|
|
|
404 |
const qreal width = event->newSize().width();
|
|
|
405 |
|
|
|
406 |
mSelectorPos = width / 2;
|
|
|
407 |
mSelectorImage->setOffset( mSelectorPos - ( FrequencyStrip::INDICATOR_WIDTH / 2 ), 0.0 );
|
|
|
408 |
|
|
|
409 |
if ( mLeftButton && mRightButton ) {
|
|
|
410 |
mLeftButton->resize( height, height );
|
|
|
411 |
mRightButton->resize( height, height );
|
|
|
412 |
mRightButton->setPos( QPointF( width - height, 0 ) );
|
|
|
413 |
}
|
|
|
414 |
|
|
|
415 |
scrollToFrequency( mFrequency );
|
|
|
416 |
}
|
|
|
417 |
|
|
|
418 |
/*!
|
|
|
419 |
* \reimp
|
|
|
420 |
*/
|
|
|
421 |
void RadioFrequencyStripBase::changeEvent( QEvent* event )
|
|
|
422 |
{
|
|
|
423 |
if ( event->type() == HbEvent::ThemeChanged ) {
|
|
|
424 |
// Update the foreground color and redraw each item
|
|
|
425 |
mForegroundColor = Qt::white;// HbColorScheme::color( FrequencyStrip::TEXT_COLOR_ATTRIBUTE );
|
|
|
426 |
updateAllItems();
|
|
|
427 |
}
|
|
|
428 |
|
|
|
429 |
return RadioStripBase::changeEvent(event);
|
|
|
430 |
}
|
|
|
431 |
|
|
|
432 |
/*!
|
|
|
433 |
* \reimp
|
|
|
434 |
*/
|
|
|
435 |
void RadioFrequencyStripBase::mousePressEvent( QGraphicsSceneMouseEvent* event )
|
|
|
436 |
{
|
|
|
437 |
RadioStripBase::mousePressEvent( event );
|
|
|
438 |
|
|
|
439 |
mManualSeekTimer->stop();
|
|
|
440 |
if ( mManualSeekMode ) {
|
|
|
441 |
const bool insideStrip = rect().contains( event->pos() );
|
|
|
442 |
if ( !insideStrip ) {
|
|
|
443 |
toggleManualSeek();
|
|
|
444 |
}
|
|
|
445 |
} else {
|
|
|
446 |
mManualSeekTimer->start( FrequencyStrip::MANUALSEEK_START_TIMEOUT );
|
|
|
447 |
}
|
|
|
448 |
}
|
|
|
449 |
|
|
|
450 |
/*!
|
|
|
451 |
* \reimp
|
|
|
452 |
*/
|
|
|
453 |
void RadioFrequencyStripBase::mouseReleaseEvent( QGraphicsSceneMouseEvent* event )
|
|
|
454 |
{
|
|
|
455 |
RadioStripBase::mouseReleaseEvent( event );
|
|
|
456 |
|
|
|
457 |
mManualSeekTimer->stop();
|
|
44
|
458 |
if ( mManualSeekMode ) {
|
|
39
|
459 |
mManualSeekTimer->start( FrequencyStrip::MANUALSEEK_END_TIMEOUT );
|
|
|
460 |
}
|
|
|
461 |
}
|
|
|
462 |
|
|
|
463 |
/*!
|
|
|
464 |
* \reimp
|
|
|
465 |
*/
|
|
|
466 |
void RadioFrequencyStripBase::gestureEvent( QGestureEvent* event )
|
|
|
467 |
{
|
|
|
468 |
HbSwipeGesture* swipeGesture = static_cast<HbSwipeGesture*>( event->gesture( Qt::SwipeGesture ) );
|
|
|
469 |
if ( swipeGesture && !mManualSeekMode ) {
|
|
|
470 |
if ( swipeGesture->state() == Qt::GestureFinished ) {
|
|
|
471 |
if ( swipeGesture->horizontalDirection() == QSwipeGesture::Left ) {
|
|
|
472 |
skipToNext();
|
|
|
473 |
} else if ( swipeGesture->horizontalDirection() == QSwipeGesture::Right ) {
|
|
|
474 |
skipToPrevious();
|
|
|
475 |
}
|
|
|
476 |
}
|
|
|
477 |
} else if ( mManualSeekMode ) {
|
|
|
478 |
RadioStripBase::gestureEvent( event );
|
|
|
479 |
}
|
|
|
480 |
}
|
|
|
481 |
|
|
|
482 |
/*!
|
|
|
483 |
* \reimp
|
|
|
484 |
*/
|
|
|
485 |
void RadioFrequencyStripBase::timerEvent( QTimerEvent* event )
|
|
|
486 |
{
|
|
|
487 |
Q_UNUSED( event );
|
|
|
488 |
if ( mLastReportedFrequency != mFrequency ) {
|
|
|
489 |
mLastReportedFrequency = mFrequency;
|
|
|
490 |
emitFrequencyChanged( mFrequency, FrequencyStrip::ManualSeekTune, Scroll::Shortest );
|
|
|
491 |
}
|
|
|
492 |
}
|
|
|
493 |
|
|
|
494 |
/*!
|
|
|
495 |
*
|
|
|
496 |
*/
|
|
|
497 |
void RadioFrequencyStripBase::initModel()
|
|
|
498 |
{
|
|
|
499 |
const uint minFreq = uint( qreal(mMinFrequency) / FrequencyStrip::ONE_HERTZ + FrequencyStrip::ROUNDER );
|
|
|
500 |
const uint maxFreq = uint( qreal(mMaxFrequency) / FrequencyStrip::ONE_HERTZ + 0.9 ); // always round up
|
|
|
501 |
|
|
|
502 |
QStringList list;
|
|
|
503 |
QString freqText;
|
|
|
504 |
for ( uint i = minFreq; i <= maxFreq; ++i ) {
|
|
|
505 |
freqText = QString::number( i );
|
|
|
506 |
list.append( freqText );
|
|
|
507 |
mFrequencyItems.append( new RadioFrequencyItem( freqText ) );
|
|
|
508 |
}
|
|
|
509 |
mFrequencyItems.append( new RadioFrequencyItem( "" ) );
|
|
|
510 |
list.append( "" );
|
|
|
511 |
|
|
|
512 |
mMaxWidth = list.count() * FrequencyStrip::ITEM_WIDTH;
|
|
|
513 |
|
|
|
514 |
mSeparatorPos = qreal(FrequencyStrip::ITEM_WIDTH) / 2;
|
|
|
515 |
const uint minDrawableFreq = minFreq * FrequencyStrip::ONE_HERTZ - FrequencyStrip::HALF_HERTZ;;
|
|
|
516 |
const uint maxDrawableFreq = maxFreq * FrequencyStrip::ONE_HERTZ + FrequencyStrip::HALF_HERTZ;
|
|
|
517 |
mSeparatorPos += qreal( ( mMinFrequency - minDrawableFreq ) / 2 ) / FrequencyStrip::PIXEL_IN_HZ;
|
|
|
518 |
mSeparatorPos -= qreal( ( maxDrawableFreq - mMaxFrequency ) / 2 ) / FrequencyStrip::PIXEL_IN_HZ;
|
|
|
519 |
|
|
|
520 |
setModel( new QStringListModel( list, this ) );
|
|
|
521 |
}
|
|
|
522 |
|
|
|
523 |
/*!
|
|
|
524 |
*
|
|
|
525 |
*/
|
|
|
526 |
void RadioFrequencyStripBase::initSelector()
|
|
|
527 |
{
|
|
|
528 |
QPixmap selectorPixmap = QPixmap( QSize( FrequencyStrip::SELECTOR_WIDTH, (int)size().height() ) );
|
|
|
529 |
selectorPixmap.fill( Qt::red );
|
|
|
530 |
mSelectorImage->setPixmap( selectorPixmap );
|
|
|
531 |
mSelectorImage->setZValue( FrequencyStrip::SELECTOR_Z_POS );
|
|
|
532 |
}
|
|
|
533 |
|
|
|
534 |
/*!
|
|
|
535 |
*
|
|
|
536 |
*/
|
|
|
537 |
void RadioFrequencyStripBase::initPositions()
|
|
|
538 |
{
|
|
|
539 |
int prevPos = 0;
|
|
|
540 |
int nextPos = 0;
|
|
|
541 |
const int lastPos = mFrequencies.value( mMaxFrequency ).mPosition;
|
|
|
542 |
for ( int i = mFrequencies.value( mMinFrequency ).mPosition; i < lastPos; ++i ) {
|
|
|
543 |
if ( mPositions.contains( i ) ) {
|
|
|
544 |
prevPos = i;
|
|
|
545 |
const uint freq = mPositions.value( prevPos ) + mFrequencyStepSize;
|
|
|
546 |
if ( mFrequencies.contains( freq ) ) {
|
|
|
547 |
nextPos = mFrequencies.value( freq ).mPosition;
|
|
|
548 |
} else {
|
|
|
549 |
nextPos = prevPos;
|
|
|
550 |
}
|
|
|
551 |
} else {
|
|
|
552 |
const int nearestHit = ( i - prevPos ) < ( nextPos - i ) ? prevPos : nextPos;
|
|
|
553 |
mPositions.insert( i, mPositions.value( nearestHit ) );
|
|
|
554 |
}
|
|
|
555 |
}
|
|
|
556 |
}
|
|
|
557 |
|
|
|
558 |
/*!
|
|
|
559 |
*
|
|
|
560 |
*/
|
|
|
561 |
void RadioFrequencyStripBase::initButtons()
|
|
|
562 |
{
|
|
|
563 |
Q_ASSERT( mLeftButton && mRightButton );
|
|
|
564 |
connectAndCheck( mLeftButton, SIGNAL(clicked()),
|
|
|
565 |
this, SLOT(handleLeftButton()) );
|
|
|
566 |
connectAndCheck( mRightButton, SIGNAL(clicked()),
|
|
|
567 |
this, SLOT(handleRightButton()) );
|
|
|
568 |
connectAndCheck( mLeftButton, SIGNAL(longPress(QPointF)),
|
|
|
569 |
this, SLOT(handleLongLeftButton()) );
|
|
|
570 |
connectAndCheck( mRightButton, SIGNAL(longPress(QPointF)),
|
|
|
571 |
this, SLOT(handleLongRightButton()) );
|
|
|
572 |
|
|
|
573 |
mLeftButton->setZValue( FrequencyStrip::SELECTOR_Z_POS );
|
|
|
574 |
mLeftButton->setObjectName( FrequencyStrip::LEFT_BUTTON );
|
|
|
575 |
mRightButton->setZValue( FrequencyStrip::SELECTOR_Z_POS );
|
|
|
576 |
mRightButton->setObjectName( FrequencyStrip::RIGHT_BUTTON );
|
|
|
577 |
|
|
|
578 |
const qreal height = size().height();
|
|
|
579 |
const qreal width = size().width();
|
|
|
580 |
mLeftButton->resize( height, height );
|
|
|
581 |
mRightButton->resize( height, height );
|
|
|
582 |
mRightButton->setPos( QPointF( width - height, 0 ) );
|
|
|
583 |
|
|
|
584 |
// Add left button effects
|
|
|
585 |
QStringList pathList;
|
|
|
586 |
pathList << ":/effects/slide_to_left.fxml" << ":/effects/slide_from_left.fxml";
|
|
|
587 |
QStringList eventList;
|
|
|
588 |
eventList << FrequencyStrip::SLIDE_TO_LEFT << FrequencyStrip::SLIDE_FROM_LEFT;
|
|
|
589 |
HbEffect::add( mLeftButton, pathList, eventList );
|
|
|
590 |
|
|
|
591 |
// Add right button effects
|
|
|
592 |
pathList.clear();
|
|
|
593 |
pathList << ":/effects/slide_to_right.fxml" << ":/effects/slide_from_right.fxml";
|
|
|
594 |
eventList.clear();
|
|
|
595 |
eventList << FrequencyStrip::SLIDE_TO_RIGHT << FrequencyStrip::SLIDE_FROM_RIGHT;
|
|
|
596 |
HbEffect::add( mRightButton, pathList, eventList );
|
|
|
597 |
}
|
|
|
598 |
|
|
|
599 |
/*!
|
|
|
600 |
*
|
|
|
601 |
*/
|
|
|
602 |
void RadioFrequencyStripBase::addFrequencyPos( int pos, uint frequency, RadioFrequencyItem* item )
|
|
|
603 |
{
|
|
|
604 |
mFrequencies.insert( frequency, FrequencyPos( pos, item ) );
|
|
|
605 |
mPositions.insert( pos, frequency );
|
|
|
606 |
}
|
|
|
607 |
|
|
|
608 |
/*!
|
|
|
609 |
*
|
|
|
610 |
*/
|
|
|
611 |
void RadioFrequencyStripBase::updateStationsInRange( int first, int last, bool stationRemoved )
|
|
|
612 |
{
|
|
|
613 |
if ( !isScanning() ) {
|
|
|
614 |
uint frequency = 0;
|
|
|
615 |
for ( int i = first; i <= last; ++i ) {
|
|
|
616 |
frequency = frequencyAtIndex( i );
|
|
|
617 |
if ( mFrequencies.contains( frequency ) ) {
|
|
|
618 |
FrequencyPos pos = mFrequencies.value( frequency );
|
|
|
619 |
updateItem( pos.mItem, 0, stationRemoved ? frequency : 0 );
|
|
|
620 |
}
|
|
|
621 |
}
|
|
|
622 |
}
|
|
|
623 |
}
|
|
|
624 |
|
|
|
625 |
/*!
|
|
|
626 |
*
|
|
|
627 |
*/
|
|
|
628 |
void RadioFrequencyStripBase::updateItem( RadioFrequencyItem* item, uint upperRange, uint ignoredFrequency )
|
|
|
629 |
{
|
|
|
630 |
if ( item ) {
|
|
|
631 |
uint frequency = item->frequency();
|
|
|
632 |
QList<FrequencyStrip::StationMarker> markers;
|
|
|
633 |
|
|
|
634 |
if ( upperRange == 0 ) {
|
|
|
635 |
upperRange = frequency + FrequencyStrip::HALF_HERTZ;
|
|
|
636 |
}
|
|
|
637 |
|
|
|
638 |
if ( isInitialized() ) {
|
|
|
639 |
markers = stationsInRange( frequency - FrequencyStrip::HALF_HERTZ, upperRange );
|
|
|
640 |
for ( int i = markers.count() - 1; ignoredFrequency > 0 && i >= 0; --i ) {
|
|
|
641 |
if ( markers[i].mFrequency == ignoredFrequency ) {
|
|
|
642 |
markers.removeAt( i );
|
|
|
643 |
break;
|
|
|
644 |
}
|
|
|
645 |
}
|
|
|
646 |
}
|
|
|
647 |
|
|
|
648 |
QPixmap pixmap = drawPixmap( frequency, markers, item );
|
|
|
649 |
item->setPixmap( pixmap );
|
|
|
650 |
|
|
|
651 |
foreach ( const FrequencyStrip::StationMarker& marker, markers ) {
|
|
|
652 |
FrequencyPos pos = mFrequencies.value( marker.mFrequency );
|
|
|
653 |
mFrequencies.insert( marker.mFrequency, pos );
|
|
|
654 |
}
|
|
|
655 |
}
|
|
|
656 |
}
|
|
|
657 |
|
|
|
658 |
/*!
|
|
|
659 |
*
|
|
|
660 |
*/
|
|
|
661 |
void RadioFrequencyStripBase::updateAllItems()
|
|
|
662 |
{
|
|
|
663 |
foreach ( RadioFrequencyItem* item, mFrequencyItems ) {
|
|
|
664 |
updateItem( item );
|
|
|
665 |
}
|
|
|
666 |
}
|
|
|
667 |
|
|
|
668 |
/*!
|
|
|
669 |
*
|
|
|
670 |
*/
|
|
|
671 |
QPixmap RadioFrequencyStripBase::drawPixmap( uint frequency, QList<FrequencyStrip::StationMarker> stations, RadioFrequencyItem* item )
|
|
|
672 |
{
|
|
|
673 |
QPixmap pixmap( FrequencyStrip::PIXMAP_WIDTH, mItemHeight );
|
|
|
674 |
pixmap.fill( Qt::transparent );
|
|
|
675 |
QPainter painter( &pixmap );
|
|
|
676 |
QPen normalPen = painter.pen();
|
|
|
677 |
QPen favoritePen = normalPen;
|
|
|
678 |
normalPen.setColor( mForegroundColor );
|
|
|
679 |
painter.setPen( normalPen );
|
|
|
680 |
|
|
|
681 |
if ( frequency == 0 ) {
|
|
|
682 |
painter.drawLine( makeTab( mSeparatorPos - 1 + FrequencyStrip::ROUNDER, mItemHeight ) );
|
|
|
683 |
painter.drawLine( makeTab( mSeparatorPos + FrequencyStrip::ROUNDER, mItemHeight ) );
|
|
|
684 |
return pixmap;
|
|
|
685 |
}
|
|
|
686 |
|
|
|
687 |
const QString itemText = QString::number( frequency / FrequencyStrip::ONE_HERTZ );
|
|
|
688 |
const uint startFrequency = frequency - FrequencyStrip::HALF_HERTZ;
|
|
|
689 |
const uint endFrequency = startFrequency + FrequencyStrip::ONE_HERTZ;
|
|
|
690 |
const uint roundedMin = int( qreal(mMinFrequency) / FrequencyStrip::ONE_HERTZ + FrequencyStrip::ROUNDER );
|
|
|
691 |
const uint freq = frequency / FrequencyStrip::ONE_HERTZ;
|
|
|
692 |
const int diff = freq - roundedMin;
|
|
|
693 |
const qreal startPixel = diff * FrequencyStrip::ITEM_WIDTH;
|
|
|
694 |
qreal pixels = 0.0;
|
|
|
695 |
const qreal leftOverlap = FrequencyStrip::PIXMAP_OVERLAP / 2;
|
|
|
696 |
|
|
|
697 |
for ( uint frequency = startFrequency; frequency <= endFrequency; frequency += mFrequencyStepSize ) {
|
|
|
698 |
|
|
|
699 |
if ( frequency < mMinFrequency || frequency > mMaxFrequency ) {
|
|
|
700 |
continue;
|
|
|
701 |
}
|
|
|
702 |
|
|
|
703 |
pixels = qreal( frequency - startFrequency ) / FrequencyStrip::PIXEL_IN_HZ;
|
|
|
704 |
if ( frequency % FrequencyStrip::ONE_HERTZ == 0 ) {
|
|
|
705 |
|
|
|
706 |
// Draw the high frequency tab and the frequency text for the even number
|
|
|
707 |
normalPen.setWidth( 3 );
|
|
|
708 |
painter.setPen( normalPen );
|
|
|
709 |
painter.drawLine( makeTab( pixels + leftOverlap - 1, FrequencyStrip::TAB_HEIGHT_BIG ) );
|
|
|
710 |
normalPen.setWidth( 1 );
|
|
|
711 |
painter.setPen( normalPen );
|
|
|
712 |
|
|
|
713 |
// Draw the frequency text and its 00 decimals
|
|
|
714 |
painter.setFont( FrequencyStrip::DECIMAL_FONT );
|
|
|
715 |
const int decimalWidth = painter.fontMetrics().width( FrequencyStrip::DECIMAL_TEXT );
|
|
|
716 |
const int decimalSpace = painter.fontMetrics().leftBearing( '.' );
|
|
|
717 |
painter.setFont( FrequencyStrip::FREQUENCY_FONT );
|
|
|
718 |
const int frequencyWidth = painter.fontMetrics().width( itemText );
|
|
|
719 |
const int textPosX = int( pixels + leftOverlap - ( frequencyWidth + decimalSpace + decimalWidth ) / 2 );
|
|
|
720 |
painter.drawText( QPoint( textPosX, FrequencyStrip::FREQUENCY_TEXT_Y_POS ), itemText );
|
|
|
721 |
painter.setFont( FrequencyStrip::DECIMAL_FONT );
|
|
|
722 |
painter.drawText( QPoint( textPosX + frequencyWidth + decimalSpace, FrequencyStrip::FREQUENCY_TEXT_Y_POS ), FrequencyStrip::DECIMAL_TEXT );
|
|
|
723 |
|
|
|
724 |
} else if ( frequency % FrequencyStrip::ONE_TAB_IN_HZ == 0 ) {
|
|
|
725 |
|
|
|
726 |
// Draw the low frequency tab for the uneven number
|
|
|
727 |
painter.drawLine( makeTab( pixels + leftOverlap, FrequencyStrip::TAB_HEIGHT_SMALL ) );
|
|
|
728 |
|
|
|
729 |
}
|
|
|
730 |
|
|
|
731 |
addFrequencyPos( int( startPixel + pixels + FrequencyStrip::ROUNDER ), frequency, item );
|
|
|
732 |
}
|
|
|
733 |
|
|
|
734 |
// Draw favorites and local stations
|
|
|
735 |
favoritePen.setColor( Qt::yellow );
|
|
|
736 |
|
|
|
737 |
foreach ( const FrequencyStrip::StationMarker& station, stations ) {
|
|
|
738 |
const uint frequency = station.mFrequency;
|
|
|
739 |
pixels = qreal( frequency - startFrequency ) / FrequencyStrip::PIXEL_IN_HZ;
|
|
|
740 |
|
|
|
741 |
if ( station.mIsFavorite ) {
|
|
|
742 |
favoritePen.setWidth( FrequencyStrip::PEN_WIDTH_FAVORITE );
|
|
|
743 |
painter.setPen( favoritePen );
|
|
|
744 |
painter.drawEllipse( int( pixels + leftOverlap - 3 ), FrequencyStrip::STATION_MARKER_Y_POS - 3, 6, 6 );
|
|
|
745 |
} else {
|
|
|
746 |
favoritePen.setWidth( 1 );
|
|
|
747 |
painter.setPen( favoritePen );
|
|
|
748 |
painter.drawEllipse( int( pixels + leftOverlap - 4 ), FrequencyStrip::STATION_MARKER_Y_POS - 4, 8, 8 );
|
|
|
749 |
}
|
|
|
750 |
}
|
|
|
751 |
|
|
|
752 |
return pixmap;
|
|
|
753 |
}
|
|
|
754 |
|
|
|
755 |
/*!
|
|
|
756 |
*
|
|
|
757 |
*/
|
|
|
758 |
QLineF RadioFrequencyStripBase::makeTab( qreal pos, int height )
|
|
|
759 |
{
|
|
|
760 |
return QLineF( pos, mItemHeight - height, pos, mItemHeight );
|
|
|
761 |
}
|
|
|
762 |
|
|
|
763 |
/*!
|
|
|
764 |
*
|
|
|
765 |
*/
|
|
|
766 |
int RadioFrequencyStripBase::selectorPos() const
|
|
|
767 |
{
|
|
|
768 |
const int pos = int( -contentWidget()->x() + mSelectorPos + FrequencyStrip::ROUNDER );
|
|
|
769 |
return pos % mMaxWidth;
|
|
|
770 |
}
|
|
|
771 |
|
|
|
772 |
/*!
|
|
|
773 |
*
|
|
|
774 |
*/
|
|
|
775 |
void RadioFrequencyStripBase::scrollToFrequency( uint frequency, Scroll::Direction direction, int time )
|
|
|
776 |
{
|
|
|
777 |
int targetFreqPos = mFrequencies.value( frequency ).mPosition;
|
|
|
778 |
const int currentFreqPos = mFrequencies.value( mFrequency ).mPosition;
|
|
|
779 |
const int currentPos = int( -contentWidget()->x() + mSelectorPos + FrequencyStrip::ROUNDER );
|
|
|
780 |
const bool isInSecondHalf = currentPos >= mMaxWidth - FrequencyStrip::ITEM_WIDTH + mSeparatorPos;
|
|
|
781 |
|
|
|
782 |
// Special case: When there is only one favorite and the user presses skip
|
|
|
783 |
// the strip must scroll around to the same frequency.
|
|
|
784 |
if ( mFrequency == frequency && direction != Scroll::Shortest ) {
|
|
|
785 |
if ( direction == Scroll::Left ) {
|
|
|
786 |
targetFreqPos += mMaxWidth;
|
|
|
787 |
} else {
|
|
|
788 |
targetFreqPos -= mMaxWidth;
|
|
|
789 |
}
|
|
|
790 |
}
|
|
|
791 |
|
|
|
792 |
mFrequency = frequency;
|
|
|
793 |
|
|
|
794 |
qreal newPos = targetFreqPos;
|
|
|
795 |
if ( direction == Scroll::Left ) {
|
|
|
796 |
|
|
|
797 |
if ( currentFreqPos > targetFreqPos ) {
|
|
|
798 |
newPos += mMaxWidth;
|
|
|
799 |
}
|
|
|
800 |
|
|
|
801 |
} else if ( direction == Scroll::Right ) {
|
|
|
802 |
|
|
|
803 |
if ( currentFreqPos < targetFreqPos ) {
|
|
|
804 |
newPos -= mMaxWidth;
|
|
|
805 |
}
|
|
|
806 |
|
|
|
807 |
}
|
|
|
808 |
|
|
|
809 |
if ( isInSecondHalf ) {
|
|
|
810 |
newPos += mMaxWidth;
|
|
|
811 |
}
|
|
|
812 |
|
|
|
813 |
newPos -= mSelectorPos - FrequencyStrip::ROUNDER;
|
|
|
814 |
|
|
|
815 |
// scrollContentsTo( QPointF( newPos, 0 ), time );
|
|
|
816 |
// TODO: Remove this and uncomment the above line. This is a temporary workaround to get the strip to move
|
|
|
817 |
scrollContentsTo( QPointF( newPos, 0 ), 0 );
|
|
|
818 |
}
|
|
|
819 |
|
|
|
820 |
/*!
|
|
|
821 |
*
|
|
|
822 |
*/
|
|
|
823 |
void RadioFrequencyStripBase::hideButtons()
|
|
|
824 |
{
|
|
|
825 |
HbEffect::start( mLeftButton, FrequencyStrip::SLIDE_TO_LEFT );
|
|
|
826 |
HbEffect::start( mRightButton, FrequencyStrip::SLIDE_TO_RIGHT );
|
|
|
827 |
}
|
|
|
828 |
|
|
|
829 |
/*!
|
|
|
830 |
*
|
|
|
831 |
*/
|
|
|
832 |
void RadioFrequencyStripBase::showButtons()
|
|
|
833 |
{
|
|
|
834 |
HbEffect::start( mLeftButton, FrequencyStrip::SLIDE_FROM_LEFT );
|
|
|
835 |
HbEffect::start( mRightButton, FrequencyStrip::SLIDE_FROM_RIGHT );
|
|
|
836 |
}
|