SigSession: Converted _signals_mutex into a boost::shared_mutex

[pulseview.git] / pv / view / decodetrace.cpp

diff --git a/pv/view/decodetrace.cpp b/pv/view/decodetrace.cpp
index 700b221b3b9d12c94bc1f9b64cc4877743cc69c4..1cb9ce7154a9c302f15e3ecb63637f109f84286a 100644 (file)
--- a/pv/view/decodetrace.cpp
+++ b/pv/view/decodetrace.cpp
@@ -22,6 +22,8 @@ extern "C" {
 #include <libsigrokdecode/libsigrokdecode.h>
 }
 
+#include <mutex>
+
 #include <extdef.h>
 
 #include <tuple>
@@ -51,8 +53,11 @@ extern "C" {
 #include <pv/widgets/decodergroupbox.h>
 #include <pv/widgets/decodermenu.h>
 
+using boost::shared_lock;
+using boost::shared_mutex;
 using std::dynamic_pointer_cast;
 using std::list;
+using std::lock_guard;
 using std::make_pair;
 using std::max;
 using std::map;
@@ -150,12 +155,6 @@ const std::shared_ptr<pv::data::DecoderStack>& DecodeTrace::decoder() const
        return _decoder_stack;
 }
 
-void DecodeTrace::set_view(pv::view::View *view)
-{
-       assert(view);
-       Trace::set_view(view);
-}
-
 void DecodeTrace::paint_back(QPainter &p, int left, int right)
 {
        Trace::paint_back(p, left, right);
@@ -181,7 +180,6 @@ void DecodeTrace::paint_mid(QPainter &p, int left, int right)
        }
 
        // Iterate through the rows
-       assert(_view);
        int y = get_y();
        pair<uint64_t, uint64_t> sample_range = get_sample_range(left, right);
 
@@ -512,14 +510,17 @@ void DecodeTrace::draw_unresolved_period(QPainter &p, int h, int left,
 
 pair<double, double> DecodeTrace::get_pixels_offset_samples_per_pixel() const
 {
-       assert(_view);
+       assert(_owner);
        assert(_decoder_stack);
 
-       const double scale = _view->scale();
+       const View *view = _owner->view();
+       assert(view);
+
+       const double scale = view->scale();
        assert(scale > 0);
 
        const double pixels_offset =
-               (_view->offset() - _decoder_stack->get_start_time()) / scale;
+               (view->offset() - _decoder_stack->get_start_time()) / scale;
 
        double samplerate = _decoder_stack->samplerate();
 
@@ -587,10 +588,15 @@ void DecodeTrace::hide_hover_annotation()
 
 void DecodeTrace::hover_point_changed()
 {
-       QPoint hp = _view->hover_point();
+       assert(_owner);
+
+       const View *const view = _owner->view();
+       assert(view);
+
+       QPoint hp = view->hover_point();
        QString ann = get_annotation_at_point(hp);
 
-       assert(_view);
+       assert(view);
        assert(_row_height);
 
        if (ann.isEmpty()) {
@@ -616,7 +622,7 @@ void DecodeTrace::hover_point_changed()
        hp.setY(get_y() - (_row_height / 2) + (hover_row * _row_height)
                - _row_height - text_size.height());
 
-       QToolTip::showText(_view->viewport()->mapToGlobal(hp), ann);
+       QToolTip::showText(view->viewport()->mapToGlobal(hp), ann);
 }
 
 void DecodeTrace::create_decoder_form(int index,
@@ -691,7 +697,8 @@ QComboBox* DecodeTrace::create_channel_selector(
 {
        assert(dec);
 
-       const vector< shared_ptr<Signal> > sigs = _session.get_signals();
+       shared_lock<shared_mutex> lock(_session.signals_mutex());
+       const vector< shared_ptr<Signal> > &sigs(_session.signals());
 
        assert(_decoder_stack);
        const auto channel_iter = dec->channels().find(pdch);
@@ -709,7 +716,7 @@ QComboBox* DecodeTrace::create_channel_selector(
 
                if (dynamic_pointer_cast<LogicSignal>(s) && s->enabled())
                {
-                       selector->addItem(s->get_name(),
+                       selector->addItem(s->name(),
                                qVariantFromValue((void*)s.get()));
                        if ((*channel_iter).second == s)
                                selector->setCurrentIndex(i + 1);
@@ -724,7 +731,9 @@ void DecodeTrace::commit_decoder_channels(shared_ptr<data::decode::Decoder> &dec
        assert(dec);
 
        map<const srd_channel*, shared_ptr<LogicSignal> > channel_map;
-       const vector< shared_ptr<Signal> > sigs = _session.get_signals();
+
+       shared_lock<shared_mutex> lock(_session.signals_mutex());
+       const vector< shared_ptr<Signal> > &sigs(_session.signals());
 
        for (const ChannelSelector &s : _channel_selectors)
        {
@@ -757,8 +766,8 @@ void DecodeTrace::commit_channels()
 
 void DecodeTrace::on_new_decode_data()
 {
-       if (_view)
-               _view->update_viewport();
+       if (_owner)
+               _owner->update_viewport();
 }
 
 void DecodeTrace::delete_pressed()
@@ -817,7 +826,7 @@ void DecodeTrace::on_show_hide_decoder(int index)
        assert(index < (int)_decoder_forms.size());
        _decoder_forms[index]->set_decoder_visible(show);
 
-       _view->update_viewport();
+       _owner->update_viewport();
 }
 
 } // namespace view