--- a/radioapp/radiowidgets/inc/radiofrequencystripbase.h Tue Aug 31 15:15:02 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,224 +0,0 @@
-/*
-* 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:
-*
-*/
-
-#ifndef RADIOFREQUENCYSTRIPBASE_H
-#define RADIOFREQUENCYSTRIPBASE_H
-
-// System includes
-#include <QMap>
-#include <QHash>
-#include <HbEffect>
-#include <QColor>
-
-// User includes
-#include "radiostripbase.h"
-#include "radiofrequencystripdef.h"
-
-// Forward declarations
-class RadioFrequencyItem;
-class HbPushButton;
-class QTimer;
-class QModelIndex;
-class HbDocumentLoader;
-
-// Class declaration
-class RadioFrequencyStripBase : public RadioStripBase
-{
- Q_OBJECT
- Q_PROPERTY(int itemHeight READ itemHeight WRITE setItemHeight)
- Q_PROPERTY(uint frequency READ frequency)
-
- friend class RadioFrequencyItem;
-
-public:
-
- RadioFrequencyStripBase( QGraphicsItem* parent = 0 );
-
- void setItemHeight( int itemHeight );
- int itemHeight() const;
-
- void initbase( uint minFrequency, uint maxFrequency, uint stepSize, uint frequency );
- void createButtonsFromDocml( HbDocumentLoader& uiLoader, const QString& leftButtonName, const QString& rightButtonName );
- void createButtons();
-
- virtual void setFrequency( const uint frequency, int reason, Scroll::Direction direction = Scroll::Shortest );
- uint frequency() const;
-
- bool isInManualSeekMode() const;
- void cancelManualSeek();
-
- void addScannedStation( uint frequency );
-
- void updateFavorite( uint frequency );
-
-public slots:
-
- void setScanningMode( bool isScanning );
-
-signals:
-
- void manualSeekChanged( bool manualSeek );
-
-private slots:
-
- void initEmptyItems();
- void removeStation( const QModelIndex& parent, int first, int last );
- void updateStation( const QModelIndex& parent, int first, int last );
- void handleLeftButton();
- void handleRightButton();
- void handleLongLeftButton();
- void handleLongRightButton();
- void toggleManualSeek();
- void handleScrollingEnd();
-
-private:
-
-// from base class RadioStripBase
-
- void updateItemPrimitive( QGraphicsItem* itemToUpdate, int itemIndex );
- QGraphicsItem* createItemPrimitive( QGraphicsItem *parent );
- void scrollPosChanged();
-
-// from base class QGraphicsWidget
-
- void resizeEvent ( QGraphicsSceneResizeEvent* event );
-// void showEvent( QShowEvent* event );
- void changeEvent( QEvent* event );
-
-// from base class HbScrollArea
-
- void mousePressEvent( QGraphicsSceneMouseEvent* event );
- void mouseReleaseEvent( QGraphicsSceneMouseEvent* event );
- void gestureEvent( QGestureEvent* event );
-
-// from base class QObject
-
- void timerEvent( QTimerEvent* event );
-
-// New functions
-
- virtual bool isInitialized() const = 0;
- virtual QList<FrequencyStrip::StationMarker> stationsInRange( uint minFrequency, uint maxFrequency ) const = 0;
- virtual void emitFrequencyChanged( uint frequency, int reason, int direction ) = 0;
- virtual void skipToPrevious() = 0;
- virtual void skipToPreviousFavorite() = 0;
- virtual void skipToNext() = 0;
- virtual void skipToNextFavorite() = 0;
- virtual void seekDown() = 0;
- virtual void seekUp() = 0;
- virtual bool isScanning() const = 0;
- virtual uint frequencyAtIndex( int index ) const = 0;
-
- void initModel();
-
- void initSelector();
-
- void initPositions();
-
- void initButtons();
-
- void addFrequencyPos( int pos, uint frequency, RadioFrequencyItem* item );
-
- void updateStationsInRange( int first, int last, bool stationRemoved = false );
-
- void updateItem( RadioFrequencyItem* item, uint upperRange = 0, uint ignoredFrequency = 0 );
-
- void updateAllItems();
-
- QPixmap drawPixmap( uint frequency, QList<FrequencyStrip::StationMarker> stations, RadioFrequencyItem* item );
-
- QLineF makeTab( qreal pos, int height );
-
- int selectorPos() const;
-
- void scrollToFrequency( uint frequency,
- Scroll::Direction direction = Scroll::Shortest,
- int time = 0 );
-
- void hideButtons();
- void showButtons();
-
-private: // data
-
- class FrequencyPos
- {
- public:
- explicit FrequencyPos( int pos, RadioFrequencyItem* item ) :
- mPosition( pos ),
- mItem( item ) {}
-
- FrequencyPos() :
- mPosition( 0 ),
- mItem( 0 ) {}
-
- int mPosition;
- RadioFrequencyItem* mItem;
-
- };
-
- int mItemHeight;
-
- uint mMinFrequency;
-
- uint mMaxFrequency;
-
- uint mFrequencyStepSize;
-
- uint mFrequency;
-
- QGraphicsPixmapItem* mSelectorImage;
-
- qreal mSeparatorPos;
-
- short mMaxWidth;
-
- qreal mSelectorPos;
-
- QList<RadioFrequencyItem*> mFrequencyItems;
-
- /**
- * Container to help map a frequency to strip position and additional information about the frequency.
- * In the default region contains an item for every valid frequency from 87.50 Mhz to 108.00 Mhz with
- * stepsize 50 Khz which amounts to 410 items.
- */
- QMap<uint,FrequencyPos> mFrequencies;
-
- /**
- * Container to help map strip position to frequency.
- * It is queried every time the strip moves so the lookup time needs to be fast. QHash is used because
- * it offers the fastest lookup time of any other QT container. QHash stores the items in arbitrary
- * order so we must never try to loop through them and assume they are in any particular order.
- */
- QHash<int,uint> mPositions;
-
- HbPushButton* mLeftButton;
-
- HbPushButton* mRightButton;
-
- QTimer* mManualSeekTimer;
-
- bool mManualSeekMode;
-
- uint mLastReportedFrequency;
-
- int mManualSeekTimerId;
-
- QColor mForegroundColor;
-
-};
-
-#endif // RADIOFREQUENCYSTRIPBASE_H