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

diff --git a/pv/views/trace/view.hpp b/pv/views/trace/view.hpp
index c6a7c55743caf64e9496e4c4fc0d054940cc4ab8..a0e6f6bcc1d237689b3e6bb67afce9600b56166b 100644 (file)
--- a/pv/views/trace/view.hpp
+++ b/pv/views/trace/view.hpp
@@ -177,6 +177,8 @@ public:
 
        void reset_zero_position();
 
+       pv::util::Timestamp zero_offset() const;
+
        /**
         * Returns the vertical scroll offset.
         */
@@ -187,6 +189,16 @@ public:
         */
        void set_v_offset(int offset);
 
+       /**
+        * Sets the visual h-offset.
+        */
+       void set_h_offset(int offset);
+
+       /**
+        * Gets the length of the horizontal scrollbar.
+        */
+       int get_h_scrollbar_maximum() const;
+
        /**
         * Returns the SI prefix to apply to the graticule time markings.
         */
@@ -296,7 +308,7 @@ public:
        /**
         * Adds a new flag at a specified time.
         */
-       void add_flag(const pv::util::Timestamp& time);
+       shared_ptr<Flag> add_flag(const pv::util::Timestamp& time);
 
        /**
         * Removes a flag from the list.