From c6b3af1efcdb3893615504a86ae8f39e32d36eb2 Mon Sep 17 00:00:00 2001
From: TheOtherMarcus <kamratpost@gmail.com>
Date: Tue, 9 Jan 2024 11:52:29 +0100
Subject: [PATCH] Added a clear() function to Lua timeseries. (#898)

Co-authored-by: Marcus Andersson <maran@kornet1.se>
---
 plotjuggler_base/include/PlotJuggler/reactive_function.h | 2 ++
 plotjuggler_base/src/reactive_function.cpp               | 6 ++++++
 2 files changed, 8 insertions(+)

diff --git a/plotjuggler_base/include/PlotJuggler/reactive_function.h b/plotjuggler_base/include/PlotJuggler/reactive_function.h
index 2333b7893..601cfe43e 100644
--- a/plotjuggler_base/include/PlotJuggler/reactive_function.h
+++ b/plotjuggler_base/include/PlotJuggler/reactive_function.h
@@ -29,6 +29,8 @@ struct TimeseriesRef
 
   unsigned size() const;
 
+  void clear() const;
+
   PJ::PlotData* _plot_data = nullptr;
 };
 
diff --git a/plotjuggler_base/src/reactive_function.cpp b/plotjuggler_base/src/reactive_function.cpp
index d8915d046..d9c713a36 100644
--- a/plotjuggler_base/src/reactive_function.cpp
+++ b/plotjuggler_base/src/reactive_function.cpp
@@ -114,6 +114,7 @@ void ReactiveLuaFunction::prepareLua()
   _timeseries_ref["at"] = &TimeseriesRef::at;
   _timeseries_ref["set"] = &TimeseriesRef::set;
   _timeseries_ref["atTime"] = &TimeseriesRef::atTime;
+  _timeseries_ref["clear"] = &TimeseriesRef::clear;
 
   //---------------------------------------
   _created_timeseries = _lua_engine.new_usertype<CreatedSeriesTime>("Timeseries");
@@ -194,6 +195,11 @@ unsigned TimeseriesRef::size() const
   return _plot_data->size();
 }
 
+void TimeseriesRef::clear() const
+{
+  _plot_data->clear();
+}
+
 CreatedSeriesBase::CreatedSeriesBase(PlotDataMapRef* data_map, const std::string& name,
                                      bool timeseries)
 {