Added basis for line-drawing function, big comment on plans for multiline graphs

Christopher Stone
1 parent 5ee0c27d
Showing 1 changed file with 14 additions and 0 deletions Show diff stats
telemetry/code/monitor/graph_plotter_rewrite.py
@@ -26,6 +26,16 @@ timeout=1
 class Series:
     def __init__(self, points=100, title="Series title", xname="x-axis name", yname="y-axis name"):
         """Set up an object to store a 2D data series"""
+        # Proposal:
+        #   In order to neatly handle multiple lines on the same graph
+        #   a series is not so much a set of 2D data points, but a number
+        #   of series sharing an x axis. For example
+        #       (time, temperature)
+        #       (time, xaccel, yaccel, zaccel)
+        #   The latter seta of points much be of like nature and share an axis
+        #       (time, temperature, xaccel)
+        #   would be a meaningless thing to plot on a single graph anyway
+        
         self.title = title
         self.xname = xname
         self.yname = yname
@@ -74,6 +84,10 @@ class Plot(pyglet.window.Window):
                             x=self.width/2, y=self.height-(self.margins[1]),
                             anchor_x='center', anchor_y='top')
         heading.draw()
+        
+    def drawLine(self):
+        for point in self.series.data:
+            pass
  
     def drawAxis(self, axis): # axis=0 is x, 1 is y
         """Draw the gridlines and labels for one axis, specified in the last argument"""