Respect stroke width on markers in the Ps backend

Author: mdboom

lib/matplotlib/backends/backend_ps.py

@@ -591,20 +591,28 @@ def draw_markers(self, gc, marker_path, marker_trans, path, trans, rgbFace=None)
 
         # construct the generic marker command:
         ps_cmd = ['/o {', 'gsave', 'newpath', 'translate'] # dont want the translate to be global
-        jint = gc.get_joinstyle()
-        ps_cmd.append('%d setlinejoin' % jint)
-        cint = gc.get_capstyle()
-        ps_cmd.append('%d setlinecap' % cint)
+
+        lw = gc.get_linewidth()
+        stroke = lw != 0.0
+        if stroke:
+            ps_cmd.append('%.1f setlinewidth' % lw)
+            jint = gc.get_joinstyle()
+            ps_cmd.append('%d setlinejoin' % jint)
+            cint = gc.get_capstyle()
+            ps_cmd.append('%d setlinecap' % cint)
 
         ps_cmd.append(self._convert_path(marker_path, marker_trans,
                                          simplify=False))
 
         if rgbFace:
-            ps_cmd.extend(['gsave', ps_color, 'fill', 'grestore'])
-        if gc.shouldstroke():
-            ps_cmd.append('stroke')
+            if stroke:
+                ps_cmd.append('gsave')
+            ps_cmd.extend([ps_color, 'fill'])
+            if stroke:
+                ps_cmd.append('grestore')
 
-        ps_cmd.extend(['grestore', '} bind def'])
+        if stroke:
+            ps_cmd.append('stroke')
 
         for vertices, code in path.iter_segments(trans, simplify=False):
             if len(vertices):