some plotting speed up

1 files changed, 15 insertions, 6 deletions

diff --git a/panel.py b/panel.py
index d1f7232..f96c751 100644
--- a/panel.py
+++ b/panel.py
@@ -177,6 +177,9 @@ class Experiment:
         self.cntrlPannel=ttk.LabelFrame(root, text='controls')
         self.cntrlPannel.pack()
 
+        self.bAutoZoom=Button(self.cntrlPannel,text="AutoZoom",command=self.autoZoom,font=('Arial','24'))
+        self.bAutoZoom.pack(side='left')
+
         self.bRestart=Button(self.cntrlPannel,text="RESTART",command=self.restart,font=('Arial','24'))
         self.bRestart.pack(side='left')
 
@@ -248,16 +251,22 @@ class Experiment:
         runTime = (stop-start).seconds + float((stop-start).microseconds)/1000000
         # print("onTic DAQ took %s seconds." % (runTime) )
 
-    def updatePlot(self,swp=None):
-        start = datetime.now()
+    def autoZoom(self):
         self.ax.cla()
         self.line, = self.ax.plot(self.data['tic'], self.data['ch1'], '.')
+        self.canvas.draw()
+
+    def updatePlot(self,swp=None):
+        start = datetime.now()
+        # self.ax.cla()
+        # self.line, = self.ax.plot(self.data['tic'], self.data['ch1'], '.')
         # t = Thread(target=self.canvas.draw)
-        # self.line.set_data([1, 2, 3], [1, 2, 3])
-        # self.ax.draw_artist(self.line)
+        # self.line.set_data([.1, .2, .3], [.1, .2, .3])
+        self.line.set_data(self.data['tic'], self.data['ch1'])
+        self.ax.draw_artist(self.line)
         # self.canvas.update()
-        self.canvas.draw()
-        # self.fig.canvas.flush_events()
+        # self.canvas.draw()
+        self.fig.canvas.flush_events()
         stop = datetime.now()
         runTime = (stop-start).seconds + float((stop-start).microseconds)/1000000
         print("Replot took %s seconds to plot %s points." % (runTime, len(self.data['ch1'])) )