Merge pull request #79 from Nyan11/Issue_0078

Rotate the kiviat polygon and fix the bottom label position

src/Roassal-Chart/Collection.extension.st

@@ -1,31 +1,31 @@
-Extension { #name : 'Collection' }
-
-{ #category : '*Roassal-Chart' }
-Collection >> interQuartileRange [
-	| quartiles q1 q3 |
-	quartiles := self quartiles.
-	q1 := quartiles first.
-	q3 := quartiles third.
-	^ q3 - q1
-]
-
-{ #category : '*Roassal-Chart' }
-Collection >> quartiles [
-	| q1 q2 q3 quantile |
-	quantile := RSInvertedCDF data: self.
-	q1 := quantile compute: 0.25.
-	q2 := quantile compute: 0.50.
-	q3 := quantile compute: 0.75.
-	^  { q1. q2. q3 }
-]
-
-{ #category : '*Roassal-Chart' }
-Collection >> standardDeviation [
-	"It follows the implementation of numpy using the size N (instead of N - 1)"
-	| standardDeviation sum mean |
-	sum := 0.
-	mean := self average.
-	self do: [ :observationX | sum := sum + ((observationX - mean) squared) ].
-	standardDeviation := (sum/self size) sqrt.
-	^ standardDeviation
-]
+Extension { #name : 'Collection' }
+
+{ #category : '*Roassal-Chart' }
+Collection >> interQuartileRange [
+	| quartiles q1 q3 |
+	quartiles := self quartiles.
+	q1 := quartiles first.
+	q3 := quartiles third.
+	^ q3 - q1
+]
+
+{ #category : '*Roassal-Chart' }
+Collection >> quartiles [
+	| q1 q2 q3 quantile |
+	quantile := RSInvertedCDF data: self.
+	q1 := quantile compute: 0.25.
+	q2 := quantile compute: 0.50.
+	q3 := quantile compute: 0.75.
+	^  { q1. q2. q3 }
+]
+
+{ #category : '*Roassal-Chart' }
+Collection >> standardDeviation [
+	"It follows the implementation of numpy using the size N (instead of N - 1)"
+	| standardDeviation sum mean |
+	sum := 0.
+	mean := self average.
+	self do: [ :observationX | sum := sum + ((observationX - mean) squared) ].
+	standardDeviation := (sum/self size) sqrt.
+	^ standardDeviation
+]