Render styles improvements

vtm-ios/src/org/oscim/ios/backend/IosPaint.java

@@ -337,6 +337,11 @@ public class IosPaint implements Paint {
         return descent;
     }
 
+    @Override
+    public float getStrokeWidth() {
+        return strokeWidth;
+    }
+
     @Override
     public float getTextHeight(String text) {
         return this.fontHeight;