Add setting for the snap-to-edge distance

[pulseview.git] / pv / views / viewbase.cpp

diff --git a/pv/views/viewbase.cpp b/pv/views/viewbase.cpp
index 4031211fcbec6e1641a76bd40312fd98dd340a3d..c463ecc2d1a8dc16792a2c25a58f45836b8caaf7 100644 (file)
--- a/pv/views/viewbase.cpp
+++ b/pv/views/viewbase.cpp
@@ -26,6 +26,7 @@
 
 #include "pv/session.hpp"
 #include "pv/util.hpp"
+#include "pv/data/segment.hpp"
 
 using std::shared_ptr;
 
@@ -35,6 +36,7 @@ namespace views {
 const int ViewBase::MaxViewAutoUpdateRate = 25; // No more than 25 Hz
 
 ViewBase::ViewBase(Session &session, bool is_main_view, QWidget *parent) :
+       // Note: Place defaults in ViewBase::reset_view_state(), not here
        session_(session),
        is_main_view_(is_main_view)
 {
@@ -44,6 +46,8 @@ ViewBase::ViewBase(Session &session, bool is_main_view, QWidget *parent) :
                this, SLOT(signals_changed()));
        connect(&session_, SIGNAL(capture_state_changed(int)),
                this, SLOT(capture_state_updated(int)));
+       connect(&session_, SIGNAL(new_segment(int)),
+               this, SLOT(on_new_segment(int)));
 
        connect(&delayed_view_updater_, SIGNAL(timeout()),
                this, SLOT(perform_delayed_view_update()));
@@ -51,6 +55,12 @@ ViewBase::ViewBase(Session &session, bool is_main_view, QWidget *parent) :
        delayed_view_updater_.setInterval(1000 / MaxViewAutoUpdateRate);
 }
 
+void ViewBase::reset_view_state()
+{
+       ruler_shift_ = 0;
+       current_segment_ = 0;
+}
+
 Session& ViewBase::session()
 {
        return session_;
@@ -75,8 +85,8 @@ void ViewBase::clear_signalbases()
        for (shared_ptr<data::SignalBase> signalbase : signalbases_) {
                disconnect(signalbase.get(), SIGNAL(samples_cleared()),
                        this, SLOT(on_data_updated()));
-               disconnect(signalbase.get(), SIGNAL(samples_added(QObject*, uint64_t, uint64_t)),
-                       this, SLOT(on_data_updated()));
+               disconnect(signalbase.get(), SIGNAL(samples_added(uint64_t, uint64_t, uint64_t)),
+                       this, SLOT(on_samples_added(uint64_t, uint64_t, uint64_t)));
        }
 
        signalbases_.clear();
@@ -88,8 +98,8 @@ void ViewBase::add_signalbase(const shared_ptr<data::SignalBase> signalbase)
 
        connect(signalbase.get(), SIGNAL(samples_cleared()),
                this, SLOT(on_data_updated()));
-       connect(signalbase.get(), SIGNAL(samples_added(QObject*, uint64_t, uint64_t)),
-               this, SLOT(on_data_updated()));
+       connect(signalbase.get(), SIGNAL(samples_added(uint64_t, uint64_t, uint64_t)),
+               this, SLOT(on_samples_added(uint64_t, uint64_t, uint64_t)));
 }
 
 #ifdef ENABLE_DECODE
@@ -118,8 +128,9 @@ void ViewBase::restore_settings(QSettings &settings)
        (void)settings;
 }
 
-void ViewBase::trigger_event(util::Timestamp location)
+void ViewBase::trigger_event(int segment_id, util::Timestamp location)
 {
+       (void)segment_id;
        (void)location;
 }
 
@@ -127,6 +138,16 @@ void ViewBase::signals_changed()
 {
 }
 
+void ViewBase::on_new_segment(int new_segment_id)
+{
+       (void)new_segment_id;
+}
+
+void ViewBase::on_segment_completed(int new_segment_id)
+{
+       (void)new_segment_id;
+}
+
 void ViewBase::capture_state_updated(int state)
 {
        (void)state;
@@ -136,6 +157,19 @@ void ViewBase::perform_delayed_view_update()
 {
 }
 
+void ViewBase::on_samples_added(uint64_t segment_id, uint64_t start_sample,
+       uint64_t end_sample)
+{
+       (void)start_sample;
+       (void)end_sample;
+
+       if (segment_id != current_segment_)
+               return;
+
+       if (!delayed_view_updater_.isActive())
+               delayed_view_updater_.start();
+}
+
 void ViewBase::on_data_updated()
 {
        if (!delayed_view_updater_.isActive())