radioapp/radiowidgets/inc/radiocarouselitem.h
branchGCC_SURGE
changeset 37 451b2e1545b2
parent 33 11b6825f0862
child 41 3a6b55c6390c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/radioapp/radiowidgets/inc/radiocarouselitem.h	Thu Jul 22 16:33:45 2010 +0100
@@ -0,0 +1,131 @@
+/*
+* 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 RADIOCAROUSELITEM_H
+#define RADIOCAROUSELITEM_H
+
+// System includes
+#include <HbWidget>
+#include <QScopedPointer>
+
+// User includes
+
+// Forward declarations
+class RadioStation;
+class HbIconItem;
+class HbTextItem;
+class HbRichTextItem;
+class HbTouchArea;
+class RadioCarouselItemObserver;
+
+// Class declaration
+class RadioCarouselItem : public HbWidget
+{
+    Q_OBJECT
+    Q_PROPERTY(Appearance appearance READ appearance WRITE setAppearance)
+    Q_ENUMS(Appearance)
+
+    friend class RadioStationCarousel;
+
+public:
+
+    enum ItemFlag
+    {
+        NameVisible         = 1 << 0,
+        FavoriteVisible     = 1 << 1,
+        FavoriteTouchable   = 1 << 2,
+        GenreVisible        = 1 << 3,
+        RadiotextVisible    = 1 << 4,
+        RadiotextTouchable  = 1 << 5,
+        UrlVisible          = 1 << 6,
+        UrlTouchable        = 1 << 7,
+
+        LastFlagMarker      = 1 << 8,       // Keep this as the last flag
+
+        DefaultFlags = NameVisible | FavoriteVisible | FavoriteTouchable | GenreVisible | RadiotextVisible,
+        ManualSeekFlags = NameVisible
+    };
+    Q_DECLARE_FLAGS( CarouselItemFlags, ItemFlag )
+
+    enum Appearance { Default, Full, ManualSeek };
+
+    RadioCarouselItem( RadioCarouselItemObserver& observer, QGraphicsItem* parent, bool registerCss = false );
+    ~RadioCarouselItem();
+
+// New functions
+
+    void setAppearance( Appearance appearance );
+    Appearance appearance() const;
+
+    void setSeekLayout( bool seekLayout );
+
+    void setStation( const RadioStation& station );
+
+    uint frequency() const;
+    void update( const RadioStation* station = NULL );
+    void setFrequency( uint frequency );
+    void cleanRdsData();
+    void setRadioText( const QString& text );
+
+    enum ItemVisibility{ AllVisible, AllHidden, IconVisible };
+    void setItemVisibility( ItemVisibility visibility );
+
+    void setIconOpacity( qreal opacity );
+
+    void createPrimitives();
+
+    void drawOffScreen( QPainter& painter );
+
+public slots:
+
+    void updatePrimitives();
+
+private:
+
+    void gestureEvent( QGestureEvent* event );
+
+    void setFlags( CarouselItemFlags flags );
+    void clearFlags( CarouselItemFlags flags );
+
+    void updateVisibilities();
+
+    void updateFavoriteIcon( bool isFavorite );
+
+    void updateLayout();
+
+private: // data
+
+    RadioCarouselItemObserver&          mObserver;
+
+    QScopedPointer<RadioStation>        mStation;
+
+    HbIconItem*                         mFavoriteItem;
+    HbTextItem*                         mGenreItem;
+    HbTouchArea*                        mFavoriteTouchArea;
+    HbTextItem*                         mNameItem;
+    HbRichTextItem*                     mRadiotextItem;
+    HbTextItem*                         mUrlItem;
+
+    Appearance                          mAppearance;
+    bool                                mOwnsCss;
+    CarouselItemFlags                   mFlags;
+
+};
+
+Q_DECLARE_OPERATORS_FOR_FLAGS( RadioCarouselItem::CarouselItemFlags )
+
+#endif // RADIOCAROUSELITEM_H