Fix measure display issue when start with waiting trigger status @ dso mode

DSView/pv/sigsession.cpp

@@ -419,6 +419,14 @@ void SigSession::start_capture(bool instant,
 
     // stop previous capture
 	stop_capture();
+    // reset measure of dso signal
+    BOOST_FOREACH(const boost::shared_ptr<view::Signal> s, _signals)
+    {
+        assert(s);
+        boost::shared_ptr<view::DsoSignal> dsoSig;
+        if ((dsoSig = dynamic_pointer_cast<view::DsoSignal>(s)))
+            dsoSig->set_mValid(false);
+    }
 
     // update setting
     if (_dev_inst->name() != "virtual-session")
@@ -1010,7 +1018,14 @@ void SigSession::feed_in_dso(const sr_datafeed_dso &dso)
     if (dso.num_samples != 0) {
         if (_dso_data)
             _dso_data->set_samplerate(_dev_inst->get_sample_rate());
-        set_dso_feed(true);
+        // reset measure of dso signal
+        BOOST_FOREACH(const boost::shared_ptr<view::Signal> s, _signals)
+        {
+            assert(s);
+            boost::shared_ptr<view::DsoSignal> dsoSig;
+            if ((dsoSig = dynamic_pointer_cast<view::DsoSignal>(s)))
+                dsoSig->set_mValid(false);
+        }
     }
 
     if (_cur_dso_snapshot->memory_failed()) {
@@ -1708,14 +1723,4 @@ uint64_t SigSession::get_save_end() const
     return _save_end;
 }
 
-bool SigSession::dso_feed() const
-{
-    return _dso_feed;
-}
-
-void SigSession::set_dso_feed(bool feed)
-{
-    _dso_feed = feed;
-}
-
 } // namespace pv

DSView/pv/sigsession.h

@@ -250,9 +250,6 @@ public:
     uint64_t get_save_start() const;
     uint64_t get_save_end() const;
 
-    bool dso_feed() const;
-    void set_dso_feed(bool feed);
-
 private:
 	void set_capture_state(capture_state state);
 

DSView/pv/view/dsosignal.cpp

@@ -565,6 +565,11 @@ bool DsoSignal::show() const
     return _show;
 }
 
+void DsoSignal::set_mValid(bool valid)
+{
+    _mValid = valid;
+}
+
 QString DsoSignal::get_measure(enum DSO_MEASURE_TYPE type)
 {
     const QString mNone = "--";
@@ -777,12 +782,6 @@ void DsoSignal::paint_mid(QPainter &p, int left, int right, QColor fore, QColor
     assert(_view);
     assert(right >= left);
 
-    {
-        if (_view->session().dso_feed()) {
-            _mValid = false;
-            _view->session().set_dso_feed(false);
-        }
-    }
 
     if (enabled()) {
         const int index = get_index();

DSView/pv/view/dsosignal.h

@@ -123,6 +123,7 @@ public:
     uint64_t get_factor();
     void set_show(bool show);
     bool show() const;
+    void set_mValid(bool valid);
 
     bool load_settings();
     int commit_settings();
@@ -224,6 +225,7 @@ private:
 private:
     boost::shared_ptr<pv::data::Dso> _data;
 	float _scale;
+    float _stop_scale;
     bool _en_lock;
     bool _show;