browsercore/appfw/Common/FilmstripFlow.h
changeset 0 1450b09d0cfd
child 3 0954f5dd2cd0
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browsercore/appfw/Common/FilmstripFlow.h	Tue May 04 12:39:35 2010 +0300
@@ -0,0 +1,255 @@
+/*
+* 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 FILMSTRIPFLOW_H
+#define FILMSTRIPFLOW_H
+
+#include <QImage>
+#include <QWidget>
+
+#include "FlowInterface.h"
+
+namespace WRT {
+
+class Filmstrip;
+class FilmstripFlowPrivate;
+class FilmstripMovieFactory;
+
+/*!
+  Class FilmstripFlow
+ */ 
+class FilmstripFlow: public FlowInterface  
+{
+Q_OBJECT
+friend class Filmstrip;
+friend class FilmstripMovieFactory;
+
+public:
+    /*!
+    Creates a new FilmstripFlow widget.
+    */  
+    FilmstripFlow(QWidget* parent = 0);
+
+    /*!
+    Destroys the widget.
+    */
+    ~FilmstripFlow();
+
+    /*!
+    init the FilmstripFlow
+    */
+    void init();
+
+    //! Clear all slides
+    void clear();
+    
+    //! Add a slide to the flow
+    void addSlide(const QImage& image);
+
+    //! Add a slide to the flow with title
+    void addSlide(const QImage& image, const QString& title);
+
+    //! Set the center of the flow
+    void setCenterIndex(int i);
+
+    //! Show the previous item 
+    void showPrevious();
+
+    //! Show the next item
+    void showNext();
+
+    //! Returns the total number of slides.
+    int slideCount() const;
+
+    //! Returns QImage of specified slide.
+    QImage slide(int) const;
+
+    //! Return the index of the current center slide
+    int centerIndex() const;
+
+    //! return true if slide animation is ongoing
+    bool slideAnimationOngoing() const;
+
+    //! return center slide's rect
+    QRect centralRect() const;
+
+    //! show the ith slide
+    void showSlide(int) {}
+
+    //! inserts filmstrip at index position i. 
+    void insert(int i, const QImage& image, const QString& title);
+
+    //! removes filmstrip at index position i.
+    void removeAt (int i);
+
+    //! set background color
+    void backgroundColor(const QRgb& c);
+
+    //! handle the display mode change
+    void displayModeChanged(QString& newMode);
+
+    //! prepare start-animation
+    void prepareStartAnimation();
+
+    //! run start-animation
+    void runStartAnimation();
+    
+    //! run end-animation
+    void runEndAnimation();
+
+signals:
+    void removed(int index);
+    void endAnimationCplt();
+
+protected:
+    void resizeEvent(QResizeEvent* event);
+    void paintEvent(QPaintEvent *event);
+    void mousePressEvent(QMouseEvent* event);
+    void mouseMoveEvent(QMouseEvent* event);
+    void mouseReleaseEvent(QMouseEvent* event);
+    void moveEvent(QMoveEvent * event);
+
+private slots:
+    void stopMovie();
+    void playMovie(int frame);
+    void closeAnimation();
+
+private:
+    void scroll();
+    void adjustFilmstripSize(QSize& s);
+    void showInsertOnRight();
+    void showInsertOnLeft();
+    bool hitCloseIcon();
+
+private:
+    FilmstripFlowPrivate* d;
+};
+
+/*!
+  Class GraphicsFilmstripFlow
+ */ 
+class GraphicsFilmstripFlow: public GraphicsFlowInterface
+{
+Q_OBJECT
+friend class Filmstrip;
+friend class FilmstripMovieFactory;
+
+public:
+    /*!
+    Creates a new FilmstripFlow widget.
+    */  
+    GraphicsFilmstripFlow(QObject* parent = 0);
+
+    /*!
+    Destroys the widget.
+    */
+    ~GraphicsFilmstripFlow();
+
+    /*!
+    init the FilmstripFlow
+    */
+    void init();
+
+    //! Clear all slides
+    void clear();
+    
+    //! Add a slide to the flow
+    void addSlide(const QImage& image);
+
+    //! Add a slide to the flow with title
+    void addSlide(const QImage& image, const QString& title);
+
+    //! Set the center of the flow
+    void setCenterIndex(int i);
+
+    //! Show the previous item 
+    void showPrevious();
+
+    //! Show the next item
+    void showNext();
+
+    //! Returns the total number of slides.
+    int slideCount() const;
+
+    //! Returns QImage of specified slide.
+    QImage slide(int) const;
+
+    //! Return the index of the current center slide
+    int centerIndex() const;
+
+    //! return true if slide animation is ongoing
+    bool slideAnimationOngoing() const;
+
+    //! return center slide's rect
+    QRect centralRect() const;
+
+    //! show the ith slide
+    void showSlide(int) {}
+
+    //! inserts filmstrip at index position i. 
+    void insert(int i, const QImage& image, const QString& title);
+
+    //! removes filmstrip at index position i.
+    void removeAt (int i);
+
+    //! set background color
+    void backgroundColor(const QRgb& c);
+
+    //! handle the display mode change
+    void displayModeChanged(QString& newMode);
+
+    //! prepare start-animation
+    void prepareStartAnimation();
+
+    //! run start-animation
+    void runStartAnimation();
+    
+    //! run end-animation
+    void runEndAnimation();
+
+signals:
+    void removed(int index);
+    void endAnimationCplt();
+
+protected:
+    void paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget = 0); 
+    void resizeEvent(QGraphicsSceneResizeEvent* event); 
+    void moveEvent(QGraphicsSceneMoveEvent* event);
+    void mouseMoveEvent(QGraphicsSceneMouseEvent* event);
+    void mousePressEvent(QGraphicsSceneMouseEvent* event);
+    void mouseReleaseEvent(QGraphicsSceneMouseEvent* event);
+
+private slots:
+    void stopMovie();
+    void playMovie(int frame);
+    void closeAnimation();
+
+private:
+    void scroll();
+    void adjustFilmstripSize(QSize& s);
+    void showInsertOnRight();
+    void showInsertOnLeft();
+    bool hitCloseIcon();
+
+private:
+    FilmstripFlowPrivate* d;
+};
+
+}
+#endif // FILMSTRIPFLOW_H
+