Better legend anchor algorithm

src/backends/plotly.jl

@@ -384,7 +384,7 @@ end
 
 plotly_legend_pos(v::Tuple{S,T}) where {S<:Real, T<:Real} = (coords=v, xanchor="left", yanchor="top")
 
- plotly_legend_pos(theta::Real) = plotly_legend_pos((theta, :inner))
+plotly_legend_pos(theta::Real) = plotly_legend_pos((theta, :inner))
 
 function plotly_legend_pos(v::Tuple{S,Symbol}) where S<:Real
     (s,c) = sincosd(v[1])

src/legend.jl

@@ -20,5 +20,7 @@ end
 Split continuous range `[-1,1]` into an integer `[1,2,3]`
 """
 function legend_anchor_index(x)
-    return ceil(Integer,2//3*(x+1))
+    x<-1//3 && return 1
+    x<1//3 && return 2
+    return 3
 end