Fix Issue 359:animatedZooms option has a bad interaction with range selector

[dygraphs.git] / dygraph-canvas.js

diff --git a/dygraph-canvas.js b/dygraph-canvas.js
index c79e1b8..d9ef742 100644 (file)
--- a/dygraph-canvas.js
+++ b/dygraph-canvas.js
@@ -364,13 +364,12 @@ DygraphCanvasRenderer._drawSeries = function(e,
           if (stepPlot) {
             ctx.moveTo(prevCanvasX, prevCanvasY);
             ctx.lineTo(point.canvasx, prevCanvasY);
-            prevCanvasX = point.canvasx;
           }
 
-          // TODO(danvk): this moveTo is rarely necessary
-          ctx.moveTo(prevCanvasX, prevCanvasY);
           ctx.lineTo(point.canvasx, point.canvasy);
         }
+      } else {
+        ctx.moveTo(point.canvasx, point.canvasy);
       }
       if (drawPoints || isIsolated) {
         pointsOnLine.push([point.canvasx, point.canvasy]);