Add a hotkey to show/hide sampling points.

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

diff --git a/pv/view/view.cpp b/pv/view/view.cpp
index 5959ff7b3f94f1288e2c02187a47b802da091704..07e97666a2e60e59acd4309b17f294a28df37609 100644 (file)
--- a/pv/view/view.cpp
+++ b/pv/view/view.cpp
@@ -57,6 +57,7 @@
 #include "viewport.hpp"
 
 #include "pv/session.hpp"
+#include "pv/globalsettings.hpp"
 #include "pv/devices/device.hpp"
 #include "pv/data/logic.hpp"
 #include "pv/data/logicsegment.hpp"
@@ -135,8 +136,8 @@ bool CustomAbstractScrollArea::viewportEvent(QEvent *event)
        }
 }
 
-View::View(Session &session, QWidget *parent) :
-       ViewBase(session, parent),
+View::View(Session &session, bool is_main_view, QWidget *parent) :
+       ViewBase(session, is_main_view, parent),
        viewport_(new Viewport(*this)),
        ruler_(new Ruler(*this)),
        header_(new Header(*this)),
@@ -159,6 +160,9 @@ View::View(Session &session, QWidget *parent) :
        saved_v_offset_(0),
        size_finalized_(false)
 {
+       GlobalSettings settings;
+       coloured_bg_ = settings.value(GlobalSettings::Key_View_ColouredBG).toBool();
+
        connect(scrollarea_.horizontalScrollBar(), SIGNAL(valueChanged(int)),
                this, SLOT(h_scroll_value_changed(int)));
        connect(scrollarea_.verticalScrollBar(), SIGNAL(valueChanged(int)),
@@ -558,9 +562,11 @@ pair<Timestamp, Timestamp> View::get_time_extents() const
        return make_pair(*left_time, *right_time);
 }
 
-void View::enable_sticky_scrolling(bool state)
+void View::enable_show_sampling_points(bool state)
 {
-       sticky_scrolling_ = state;
+       (void)state;
+
+       viewport_->update();
 }
 
 void View::enable_coloured_bg(bool state)
@@ -618,8 +624,8 @@ std::shared_ptr<CursorPair> View::cursors() const
 
 void View::add_flag(const Timestamp& time)
 {
-       flags_.push_back(shared_ptr<Flag>(new Flag(*this, time,
-               QString("%1").arg(next_flag_text_))));
+       flags_.push_back(make_shared<Flag>(*this, time,
+               QString("%1").arg(next_flag_text_)));
 
        next_flag_text_ = (next_flag_text_ >= 'Z') ? 'A' :
                (next_flag_text_ + 1);
@@ -667,7 +673,7 @@ void View::restack_all_trace_tree_items()
                o->restack_items();
 
        // Re-assign background colors
-       bool next_bgcolour_state = 0;
+       bool next_bgcolour_state = false;
 
        for (auto &o : sorted_owners)
                next_bgcolour_state = o->reassign_bgcolour_states(next_bgcolour_state);
@@ -679,8 +685,7 @@ void View::restack_all_trace_tree_items()
 
 void View::trigger_event(util::Timestamp location)
 {
-       trigger_markers_.push_back(shared_ptr<TriggerMarker>(
-               new TriggerMarker(*this, location)));
+       trigger_markers_.push_back(make_shared<TriggerMarker>(*this, location));
 }
 
 void View::get_scroll_layout(double &length, Timestamp &offset) const
@@ -1223,6 +1228,19 @@ void View::capture_state_updated(int state)
                set_time_unit(util::TimeUnit::Samples);
 
                trigger_markers_.clear();
+
+               // Activate "always zoom to fit" if the setting is enabled and we're
+               // the main view of this session (other trace views may be used for
+               // zooming and we don't want to mess them up)
+               GlobalSettings settings;
+               bool state = settings.value(GlobalSettings::Key_View_AlwaysZoomToFit).toBool();
+               if (is_main_view_ && state) {
+                       always_zoom_to_fit_ = true;
+                       always_zoom_to_fit_changed(always_zoom_to_fit_);
+               }
+
+               // Enable sticky scrolling if the setting is enabled
+               sticky_scrolling_ = settings.value(GlobalSettings::Key_View_StickyScrolling).toBool();
        }
 
        if (state == Session::Stopped) {
@@ -1232,8 +1250,10 @@ void View::capture_state_updated(int state)
 
                // Reset "always zoom to fit", the acquisition has stopped
                if (always_zoom_to_fit_) {
+                       // Perform a final zoom-to-fit before disabling
+                       zoom_fit(always_zoom_to_fit_);
                        always_zoom_to_fit_ = false;
-                       always_zoom_to_fit_changed(false);
+                       always_zoom_to_fit_changed(always_zoom_to_fit_);
                }
        }
 }
@@ -1253,10 +1273,9 @@ void View::data_updated()
 
 void View::perform_delayed_view_update()
 {
-       if (always_zoom_to_fit_)
+       if (always_zoom_to_fit_) {
                zoom_fit(true);
-
-       if (sticky_scrolling_) {
+       } else if (sticky_scrolling_) {
                // Make right side of the view sticky
                double length = 0;
                Timestamp offset;