X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fviews%2Ftrace%2Fview.cpp;h=f2a3335e6990fe4363996606cf87e70846d0cbba;hb=cf0a3c9c7a8763eeb4427e4fb6fe2c921ae38f09;hp=7f77635d235791192bb05ed5db79f680dfc5ae6d;hpb=a47b5a3fb9912f1d6e3fcc63d59ee6cc1b5338e2;p=pulseview.git

diff --git a/pv/views/trace/view.cpp b/pv/views/trace/view.cpp
index 7f77635d..f2a3335e 100644
--- a/pv/views/trace/view.cpp
+++ b/pv/views/trace/view.cpp
@@ -493,6 +493,11 @@ void View::reset_zero_position()
 	ruler_->update();
 }
 
+pv::util::Timestamp View::zero_offset() const
+{
+	return zero_offset_;
+}
+
 int View::owner_visual_v_offset() const
 {
 	return -scrollarea_->verticalScrollBar()->sliderPosition();
@@ -505,6 +510,18 @@ void View::set_v_offset(int offset)
 	viewport_->update();
 }
 
+void View::set_h_offset(int offset)
+{
+	scrollarea_->horizontalScrollBar()->setSliderPosition(offset);
+	header_->update();
+	viewport_->update();
+}
+
+int View::get_h_scrollbar_maximum() const
+{
+	return scrollarea_->horizontalScrollBar()->maximum();
+}
+
 unsigned int View::depth() const
 {
 	return 0;
@@ -827,15 +844,17 @@ 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)