fix heatmap hit detection for non-Webkit

4ee02326 · Randall Leeds · 68cb9683 · 4ee02326
Commit 4ee02326 authored May 12, 2012 by Randall Leeds
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hypothesis.coffee hypothesis/js/src/hypothesis.coffee +2 -1

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--- a/hypothesis/js/src/hypothesis.coffee
+++ b/hypothesis/js/src/hypothesis.coffee
@@ -43,7 +43,8 @@ class Hypothesis extends Annotator
    this

  onHeatmapClick: (event) =>
-    target = d3.bisect(@heatmap.index, event.offsetY)-1
+    y = event.clientY - @wrapper.offset().top
+    target = d3.bisect(@heatmap.index, y)-1
    annotations = @heatmap.buckets[target]

    if annotations?.length