NF: add option of star to builder shape component

Author: peircej

psychopy/experiment/components/polygon/__init__.py

@@ -75,7 +75,7 @@ def __init__(self, exp, parentName, name='polygon', interpolate='linear',
                          "can set number of vertices")
         self.params['shape'] = Param(
             shape, valType='str',
-            allowedVals=["line", "triangle", "rectangle", "cross",
+            allowedVals=["line", "triangle", "rectangle", "cross", "star",
                          "regular polygon..."],
             updates='constant',
             allowedUpdates=['constant'],
@@ -180,7 +180,7 @@ def writeInitCode(self, buff):
                     "    width=%(size)s[0], height=%(size)s[1],\n" % inits)
         elif vertices in ['star']:
             code = ("%s = visual.ShapeStim(\n" % inits['name'] +
-                    "    win=win, name='%s', vertices='star',%s\n" % (inits['name'], unitsStr) +
+                    "    win=win, name='%s', vertices='star7',%s\n" % (inits['name'], unitsStr) +
                     "    size=%(size)s,\n" % inits)
         elif vertices in ['cross']:
             code = ("%s = visual.ShapeStim(\n" % inits['name'] +
@@ -221,4 +221,4 @@ def writeInitCodeJS(self, buff):
                                             pos=self.params['pos'],
                                             size=self.params['size'],
                                             lineColor=self.params['lineColor'],
-                                            fillColor=self.params['fillColor']))
+                                            fillColor=self.params['fillColor']))