feat: Turtle.FlowerPetal ( Fixes #124 )

Author: StartAutomating

Types/Turtle/FlowerPetal.ps1

@@ -0,0 +1,34 @@
+<#
+.SYNOPSIS
+    Draws a flower made of petals
+.DESCRIPTION
+    Draws a flower made of a series of petals.  
+    
+    Each petal is a combination of two arcs and rotations.
+.EXAMPLE
+    turtle FlowerPetal 60
+#>
+param(
+# The radius of the flower
+[double]
+$Radius = 10,
+
+# The rotation per step 
+[double]
+$Rotation = 30,
+
+# The angle of the petal.
+[double]
+$PetalAngle = 60,
+
+# The number of steps.
+[ValidateRange(1,1mb)]
+[int]
+$StepCount = 12
+)
+
+foreach ($n in 1..$stepCount) {
+    $this = $this.Petal($radius, $PetalAngle).Rotate($Rotation)    
+}
+
+return $this