--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/+anim/setup_time_quantity_plot.m	Thu Sep 17 10:12:50 2015 +0200
@@ -0,0 +1,28 @@
+function [update_data, plot_handles] = setup_time_quantity_plot(yfun)
+    default_arg('yfun',@(y)y);
+
+    t = [];
+    for i = 1:length(yfun)
+        plot_handles(i) = line(0,0);
+        plot_handles(i).XData = [];
+        plot_handles(i).YData = [];
+        quantities{i} = [];
+    end
+
+    axis_handle = gca;
+    legend()
+
+
+    function update(t_now,varargin)
+        if ishandle(axis_handle)
+            t = [t t_now];
+            for j = 1:length(yfun)
+                quantities{j} = [quantities{j} yfun{j}(varargin{:})];
+                plot_handles(j).XData = t;
+                plot_handles(j).YData = quantities{j};
+            end
+            drawnow
+        end
+    end
+    update_data = @update;
+end