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ganeswidgets/inc/HgContainer.h
branchGCC_SURGE
changeset 10 c348b9772569
parent 8 15f034b8a3b5
child 13 8bf920201dea
equal deleted inserted replaced
4:463f1934e292 10:c348b9772569 
    17 
    17 
    18 #ifndef HGCONTAINER_H
 
    18 #ifndef HGCONTAINER_H
 
    19 #define HGCONTAINER_H
 
    19 #define HGCONTAINER_H
 
    20 
    20 
    21 #include <QTime>
 
    21 #include <QTime>
 
    22 #include <hbwidget.h>
 
    22 #include <HbWidget>
 
    23 #include <hgwidgets/hgwidgets.h>
 
    23 #include <hgwidgets/hgwidgets.h>
 
    24 
    24 
    25 #include "hgmediawalldataprovider.h"
 
    25 #include "hgmediawalldataprovider.h"
 
    26 #include "hgdrag.h"
 
    26 #include "hgdrag.h"
 
    27 #include "hgspring.h"
 
    27 #include "hgspring.h"
 
    40     Q_DISABLE_COPY(HgContainer)
 
    40     Q_DISABLE_COPY(HgContainer)
 
    41 
    41 
    42 public:
 
    42 public:
 
    43     explicit HgContainer(QGraphicsItem* parent = 0);
 
    43     explicit HgContainer(QGraphicsItem* parent = 0);
 
    44     virtual ~HgContainer();
 
    44     virtual ~HgContainer();
 
    45     
    45 
    46     void setItemCount(int count);
 
    46     void setItemCount(int count);
 
    47     int itemCount() const;
 
    47     int itemCount() const;
 
    48     int rowCount() const;
 
    48     int rowCount() const;
 
    49 
    49 
    50     QList<HgWidgetItem*> items() const;
 
    50     QList<HgWidgetItem*> items() const;
 
    51     HgWidgetItem* itemByIndex(const QModelIndex &index) const;
 
    51     HgWidgetItem* itemByIndex(const QModelIndex &index) const;
 
    52     HgWidgetItem* itemByIndex(const int &index) const;
 
    52     HgWidgetItem* itemByIndex(const int &index) const;
 
    53 
    53 
    54     void setSelectionModel(QItemSelectionModel *selectionModel);
 
    54     void setSelectionModel(QItemSelectionModel *selectionModel, const QModelIndex &defaultItem);
 
    55     QItemSelectionModel *selectionModel() const;
 
    55     QItemSelectionModel *selectionModel() const;
 
    56     void setSelectionMode(HgWidget::SelectionMode mode, bool resetSelection);
 
    56     void setSelectionMode(HgWidget::SelectionMode mode, bool resetSelection);
 
    57     HgWidget::SelectionMode selectionMode() const;
 
    57     HgWidget::SelectionMode selectionMode() const;
 
    58 
    58 
    59     void dimensions(qreal &screenSize, qreal &worldSize);
 
    59     void dimensions(qreal &screenSize, qreal &worldSize);
 
    78     virtual void itemDataChanged(const int &firstIndex, const int &lastIndex);
 
    78     virtual void itemDataChanged(const int &firstIndex, const int &lastIndex);
 
    79 
    79 
    80     void init(Qt::Orientation scrollDirection);
 
    80     void init(Qt::Orientation scrollDirection);
 
    81 
    81 
    82     void setDefaultImage(QImage defaultImage);
 
    82     void setDefaultImage(QImage defaultImage);
 
    83     
    83 
    84     void setItemSizePolicy(HgWidget::ItemSizePolicy policy);
 
    84     void setItemSizePolicy(HgWidget::ItemSizePolicy policy);
 
    85     HgWidget::ItemSizePolicy itemSizePolicy() const;
 
    85     HgWidget::ItemSizePolicy itemSizePolicy() const;
 
    86 
    86 
    87     void setItemSize(const QSizeF& size);
 
    87     void setItemSize(const QSizeF& size);
 
    88     QSizeF itemSize() const;
 
    88     QSizeF itemSize() const;
 
    89     
    89 
    90     void setItemSpacing(const QSizeF& size);
 
    90     void setItemSpacing(const QSizeF& size);
 
    91     QSizeF itemSpacing() const;
 
    91     QSizeF itemSpacing() const;
 
    92     
    92 
    93     Qt::Orientation scrollDirection() const;
 
    93     Qt::Orientation scrollDirection() const;
 
    94     qreal scrollPosition() const;
 
    94     qreal scrollPosition() const;
 
    95     
    95 
    96 signals:
 
    96 signals:
 
    97 
    97 
    98     // emit this signal when scrolling. for example scrollbar can be connected to this signal.
 
    98     // emit this signal when scrolling. for example scrollbar can be connected to this signal.
 
    99     void scrollPositionChanged(qreal value, bool scrollBarAnimation);
 
    99     void scrollPositionChanged(qreal value, bool scrollBarAnimation);
 
   100     void centerItemChanged(const QModelIndex &index);
 
   100     void centerItemChanged(const QModelIndex &index);
 
   101     void activated(const QModelIndex &index);
 
   101     void activated(const QModelIndex &index);
 
   102     void longPressed(const QModelIndex &index, const QPointF &coords);
 
   102     void longPressed(const QModelIndex &index, const QPointF &coords);
 
   103     void scrollingStarted();
 
   103     void scrollingStarted();
 
   104     void scrollingEnded();
 
   104     void scrollingEnded();
 
   105 
   105 
   106 protected slots:    
   106 protected slots:
 
   107 
   107 
   108     virtual void onScrollingStarted();
 
   108     virtual void onScrollingStarted();
 
   109     virtual void onScrollingEnded();
 
   109     virtual void onScrollingEnded();
 
   110 
   110 
   111 private slots:
 
   111 private slots:
 
   112 
   112 
   113     void updateBySpringPosition();
 
   113     void updateBySpringPosition();
 
   114     void redraw();
 
   114     void redraw();
 
   115     void updateLongPressVisualizer();
 
   115     void updateLongPressVisualizer();
 
   116     void updateByCurrentIndex(const QModelIndex &current);
 
       
   117 
   116 
   118 protected: // from HgMediaWallDataProvider
 
   117 protected: // from HgMediaWallDataProvider
 
   119 
   118 
   120     int imageCount() const;
 
   119     int imageCount() const;
 
   121     const HgImage *image(int index) const;
 
   120     const HgImage *image(int index) const;
 
   138     virtual qreal getCameraDistance(qreal springVelocity);
 
   137     virtual qreal getCameraDistance(qreal springVelocity);
 
   139     virtual qreal getCameraRotationY(qreal springVelocity);
 
   138     virtual qreal getCameraRotationY(qreal springVelocity);
 
   140     virtual void handleTapAction(const QPointF& pos, HgWidgetItem* hitItem, int hitItemIndex);
 
   139     virtual void handleTapAction(const QPointF& pos, HgWidgetItem* hitItem, int hitItemIndex);
 
   141     virtual void handleLongTapAction(const QPointF& pos, HgWidgetItem* hitItem, int hitItemIndex);
 
   140     virtual void handleLongTapAction(const QPointF& pos, HgWidgetItem* hitItem, int hitItemIndex);
 
   142     virtual void onScrollPositionChanged(qreal pos);
 
   141     virtual void onScrollPositionChanged(qreal pos);
 
   143     virtual void handleCurrentChanged(const QModelIndex &current);
 
       
   144 
   142 
   145 protected:
 
   143 protected:
 
   146 
   144 
   147     enum ItemActionType
 
   145     enum ItemActionType
 
   148     {
 
   146     {
 
   170     HgWidgetItem* getItemAt(const QPointF& pos, int& index);
 
   168     HgWidgetItem* getItemAt(const QPointF& pos, int& index);
 
   171     void startLongPressWatcher(const QPointF& pos);
 
   169     void startLongPressWatcher(const QPointF& pos);
 
   172     void stopLongPressWatcher();
 
   170     void stopLongPressWatcher();
 
   173     bool updateSelectionModel(HgWidgetItem* item);
 
   171     bool updateSelectionModel(HgWidgetItem* item);
 
   174 
   172 
   175     
   173 
   176     virtual void updateItemSizeAndSpacing();
 
   174     virtual void updateItemSizeAndSpacing();
 
   177     virtual QSizeF getAutoItemSize() const;
 
   175     virtual QSizeF getAutoItemSize() const;
 
   178     virtual QSizeF getAutoItemSpacing() const;
 
   176     virtual QSizeF getAutoItemSpacing() const;
 
   179 
   177 
   180 protected: // data
 
   178 protected: // data
 
   198 
   196 
   199     HgWidget::SelectionMode mSelectionMode;
 
   197     HgWidget::SelectionMode mSelectionMode;
 
   200     QItemSelectionModel *mSelectionModel;
 
   198     QItemSelectionModel *mSelectionModel;
 
   201     HgImage *mMarkImageOn;
 
   199     HgImage *mMarkImageOn;
 
   202     HgImage *mMarkImageOff;
 
   200     HgImage *mMarkImageOff;
 
   203     
   201 
   204     qreal mSpringVelAtDragStart;
 
   202     qreal mSpringVelAtDragStart;
 
   205     bool mDragged;
 
   203     bool mDragged;
 
   206     int mFramesDragged;
 
   204     int mFramesDragged;
 
   207 
   205 
   208     HbAbstractViewItem* mHitItemView;
 
   206     HbAbstractViewItem* mHitItemView;
 
   218     bool mScrollBarPressed;
 
   216     bool mScrollBarPressed;
 
   219 
   217 
   220     HgWidget::ItemSizePolicy mItemSizePolicy;
 
   218     HgWidget::ItemSizePolicy mItemSizePolicy;
 
   221     QSizeF mUserItemSize;
 
   219     QSizeF mUserItemSize;
 
   222     QSizeF mUserItemSpacing;
 
   220     QSizeF mUserItemSpacing;
 
   223     
   221 
   224     Qt::Orientation mOrientation;
 
   222     Qt::Orientation mOrientation;
 
   225     QModelIndex mDelayedScrollToIndex;
 
   223     QModelIndex mDelayedScrollToIndex;
 
   226     bool mIgnoreTap;
 
   224     bool mIgnoreGestureAction;
 
   227 };
 
   225 };
 
   228 
   226 
   229 #endif
 
   227 #endif
FCL/sf/mw/hgwidgets