Fix nan of label for arc

11 years ago · a60d1d39d2
2 changed files with 2 additions and 2 deletions
--- a/c3.js
+++ b/c3.js
@ -1029,7 +1029,7 @@
                y = c[1];
                h = Math.sqrt(x * x + y * y);
                // TODO: ratio should be an option?
-                ratio = (36 / radius > 0.375 ? 1.175 - 36 / radius : 0.8) * radius / h;
+                ratio = radius && h ? (36 / radius > 0.375 ? 1.175 - 36 / radius : 0.8) * radius / h : 0;
                translate = "translate(" + (x * ratio) +  ',' + (y * ratio) +  ")";
            }
            return translate;
--- a/c3.min.js
+++ b/c3.min.js