[python/turtle] Clean Turtle::PawPosition

python/port/mod/turtle/turtle.cpp

@@ -330,7 +330,7 @@ void Turtle::drawPaw(PawType type, PawPosition pos) {
 
   // Compute the paw offset from the turtle center
   float currentAngle = angles[(int) type];
-  float crawlDelta = (((int)pos) - 2.0f) * crawlOffset;
+  float crawlDelta = ((float)((int)pos)) * crawlOffset;
   float pawX = pawOffset * sin(m_heading+currentAngle) + crawlDelta * sin(m_heading);
   float pawY = - pawOffset * cos(m_heading+currentAngle) - crawlDelta * cos(m_heading);
   KDCoordinate pawOffsetX = ((int)pawX) - (pawX < 0 ? 1 : 0);

python/port/mod/turtle/turtle.h

@@ -91,12 +91,12 @@ private:
     BackLeft = 3
   };
 
-  enum class PawPosition : int {
-    Backwards = 0,
-    HalfBackwards = 1,
-    Normal = 2,
-    HalfForward = 3,
-    Forward = 4
+  enum class PawPosition : int8_t {
+    Backwards = -1,
+    HalfBackwards = -2,
+    Normal = 0,
+    HalfForward = 1,
+    Forward = 2
   };
 
   class NameColorPair {