Show relative time of flags on hover

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

diff --git a/pv/views/trace/view.cpp b/pv/views/trace/view.cpp
index 4b95a806a490cf492ad33cb6e2b537b5f8744165..22f23ccfbca737d00efa00c22ed07075560c9184 100644 (file)
--- a/pv/views/trace/view.cpp
+++ b/pv/views/trace/view.cpp
@@ -129,7 +129,7 @@ View::View(Session &session, bool is_main_view, QWidget *parent) :
 
        // Note: Place defaults in View::reset_view_state(), not here
        splitter_(new QSplitter()),
-       header_was_shrunk_(false),  // The splitter remains unchanged after a reset, so this goes here
+       header_was_shrunk_(false),      // The splitter remains unchanged after a reset, so this goes here
        sticky_scrolling_(false)  // Default setting is set in MainWindow::setup_ui()
 {
        QVBoxLayout *root_layout = new QVBoxLayout(this);
@@ -168,8 +168,8 @@ View::View(Session &session, bool is_main_view, QWidget *parent) :
        splitter_->setHandleWidth(1);  // Don't show a visible rubber band
        splitter_->setCollapsible(0, false);  // Prevent the header from collapsing
        splitter_->setCollapsible(1, false);  // Prevent the traces from collapsing
-       splitter_->setStretchFactor(0, 0);  // Prevent the panes from being resized
-       splitter_->setStretchFactor(1, 1);  // when the entire view is resized
+       splitter_->setStretchFactor(0, 0);      // Prevent the panes from being resized
+       splitter_->setStretchFactor(1, 1);      // when the entire view is resized
        splitter_->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
 
        viewport_->installEventFilter(this);
@@ -443,6 +443,11 @@ vector< shared_ptr<TimeItem> > View::time_items() const
        return items;
 }
 
+shared_ptr<TimeItem> View::get_reference_time_item()
+{
+       return ruler_->get_reference_item();
+}
+
 double View::scale() const
 {
        return scale_;
@@ -749,10 +754,10 @@ pair<Timestamp, Timestamp> View::get_time_extents() const
                        const Timestamp start_time = s->start_time();
                        left_time = left_time ?
                                min(*left_time, start_time) :
-                                               start_time;
+                                                               start_time;
                        right_time = right_time ?
                                max(*right_time, start_time + d->max_sample_count() / samplerate) :
-                                                start_time + d->max_sample_count() / samplerate;
+                                                                start_time + d->max_sample_count() / samplerate;
                }
        }
 
@@ -832,15 +837,17 @@ shared_ptr<CursorPair> View::cursors() const
        return cursors_;
 }
 
-void View::add_flag(const Timestamp& time)
+shared_ptr<Flag> View::add_flag(const Timestamp& time)
 {
-       flags_.push_back(make_shared<Flag>(*this, time,
-               QString("%1").arg(next_flag_text_)));
+       shared_ptr<Flag> flag = make_shared<Flag>(
+                       *this, time, QString("%1").arg(next_flag_text_));
+       flags_.push_back(flag);
 
        next_flag_text_ = (next_flag_text_ >= 'Z') ? 'A' :
                (next_flag_text_ + 1);
 
        time_item_appearance_changed(true, true);
+       return flag;
 }
 
 void View::remove_flag(shared_ptr<Flag> flag)