Paint decoder traces

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

diff --git a/pv/view/view.cpp b/pv/view/view.cpp
index 3619ba0694d8f4bc48c5c8a97368e9f005192a9e..b4815e704ac6b002f21fc0eb42aa6850e33619cf 100644 (file)
--- a/pv/view/view.cpp
+++ b/pv/view/view.cpp
@@ -28,6 +28,7 @@
 #include <QMouseEvent>
 #include <QScrollBar>
 
+#include "decodesignal.h"
 #include "header.h"
 #include "ruler.h"
 #include "signal.h"
@@ -116,6 +117,11 @@ SigSession& View::session()
        return _session;
 }
 
+const SigSession& View::session() const
+{
+       return _session;
+}
+
 double View::scale() const
 {
        return _scale;
@@ -159,16 +165,33 @@ void View::set_scale_offset(double scale, double offset)
        _viewport->update();
 }
 
+vector< shared_ptr<Trace> > View::get_traces() const
+{
+       const vector< shared_ptr<Signal> > sigs(
+               session().get_signals());
+       const vector< shared_ptr<DecodeSignal> > decode_sigs(
+               session().get_decode_signals());
+       vector< shared_ptr<Trace> > traces(
+               sigs.size() + decode_sigs.size());
+
+       vector< shared_ptr<Trace> >::iterator i = traces.begin();
+       i = copy(sigs.begin(), sigs.end(), i);
+       i = copy(decode_sigs.begin(), decode_sigs.end(), i);
+
+       sort(traces.begin(), traces.end(), compare_trace_v_offsets);
+       return traces;
+}
+
 list<weak_ptr<SelectableItem> > View::selected_items() const
 {
        list<weak_ptr<SelectableItem> > items;
 
        // List the selected signals
-       const vector< shared_ptr<Signal> > sigs(_session.get_signals());
-       BOOST_FOREACH (shared_ptr<Signal> s, sigs) {
-               assert(s);
-               if (s->selected())
-                       items.push_back(s);
+       const vector< shared_ptr<Trace> > traces(get_traces());
+       BOOST_FOREACH (shared_ptr<Trace> t, traces) {
+               assert(t);
+               if (t->selected())
+                       items.push_back(t);
        }
 
        // List the selected cursors
@@ -218,15 +241,15 @@ const QPoint& View::hover_point() const
 
 void View::normalize_layout()
 {
-       const vector< shared_ptr<Signal> > sigs(_session.get_signals());
+       const vector< shared_ptr<Trace> > traces(get_traces());
 
        int v_min = INT_MAX;
-       BOOST_FOREACH(const shared_ptr<Signal> s, sigs)
-               v_min = min(s->get_v_offset(), v_min);
+       BOOST_FOREACH(const shared_ptr<Trace> t, traces)
+               v_min = min(t->get_v_offset(), v_min);
 
        const int delta = -min(v_min, 0);
-       BOOST_FOREACH(shared_ptr<Signal> s, sigs)
-               s->set_v_offset(s->get_v_offset() + delta);
+       BOOST_FOREACH(shared_ptr<Trace> t, traces)
+               t->set_v_offset(t->get_v_offset() + delta);
 
        verticalScrollBar()->setSliderPosition(_v_offset + delta);
        v_scroll_value_changed(verticalScrollBar()->sliderPosition());
@@ -275,6 +298,14 @@ void View::update_scroll()
                areaSize.height());
 }
 
+bool View::compare_trace_v_offsets(const shared_ptr<Trace> &a,
+       const shared_ptr<Trace> &b)
+{
+       assert(a);
+       assert(b);
+       return a->get_v_offset() < b->get_v_offset();
+}
+
 bool View::eventFilter(QObject *object, QEvent *event)
 {
        const QEvent::Type type = event->type();