Changeset 8127 in ntrip for trunk/BNC/qwtpolar/qwt_polar_plot.h

Timestamp:

May 10, 2017, 3:20:54 PM (7 years ago)

Author:

stoecker

Message:

update qwt and qwtpolar, many QT5 fixes (unfinished)

File:

• trunk/BNC/qwtpolar/qwt_polar_plot.h (modified) (5 diffs)

trunk/BNC/qwtpolar/qwt_polar_plot.h

@@ -24 +24 @@
 class QwtPolarCanvas;
 class QwtPolarLayout;
+class QwtAbstractLegend;
 
 /*!
@@ -141 +142 @@
     // Legend
 
-    void insertLegend( QwtLegend *,
+    void insertLegend( QwtAbstractLegend *,
         LegendPosition = RightLegend, double ratio = -1.0 );
 
-    QwtLegend *legend();
-    const QwtLegend *legend() const;
+    QwtAbstractLegend *legend();
+    const QwtAbstractLegend *legend() const;
+
+    void updateLegend();
+    void updateLegend( const QwtPolarItem * );
 
     // Layout
@@ -157 +161 @@
     int plotMarginHint() const;
 
+    virtual QVariant itemToInfo( QwtPolarItem * ) const;
+    virtual QwtPolarItem *infoToItem( const QVariant & ) const;
+
 Q_SIGNALS:
     /*!
-      A signal which is emitted when the user has clicked on
-      a legend item, which is in QwtLegend::ClickableItem mode.
-
-      \param plotItem Corresponding plot item of the
-                 selected legend item
-
-      \note clicks are disabled as default
-      \sa QwtLegend::setItemMode, QwtLegend::itemMode
-     */
-    void legendClicked( QwtPolarItem *plotItem );
-
-    /*!
-      A signal which is emitted when the user has clicked on
-      a legend item, which is in QwtLegend::CheckableItem mode
-
-      \param plotItem Corresponding plot item of the
-                 selected legend item
-      \param on True when the legen item is checked
-
-      \note clicks are disabled as default
-      \sa QwtLegend::setItemMode, QwtLegend::itemMode
-     */
-    void legendChecked( QwtPolarItem *plotItem, bool on );
+      A signal indicating, that an item has been attached/detached
+
+      \param plotItem Plot item
+      \param on Attached/Detached
+     */
+    void itemAttached( QwtPolarItem *plotItem, bool on );
+
+    /*! 
+      A signal with the attributes how to update 
+      the legend entries for a plot item.
+                
+      \param itemInfo Info about a plot, build from itemToInfo()
+    
+      \sa itemToInfo(), infoToItem(), QwtAbstractLegend::updateLegend()
+     */
+    void legendDataChanged( const QVariant &itemInfo,
+        const QList<QwtLegendData> &data );
 
     /*!
@@ -194 +195 @@
     void setAzimuthOrigin( double );
 
-protected Q_SLOTS:
-    virtual void legendItemClicked();
-    virtual void legendItemChecked( bool );
-
 protected:
     virtual bool event( QEvent * );
@@ -210 +207 @@
 
 private:
+    friend class QwtPolarItem;
+    void attachItem( QwtPolarItem *, bool );
+
     void initPlot( const QwtText & );