+ /**
+ * Get Z order. Lower number means more in-front.
+ *
+ * @return Z value. Lower number means more in-front.
+ */
+ public final int getZ() {
+ return z;
+ }
+
+ /**
+ * Set Z order. Lower number means more in-front.
+ *
+ * @param z the new Z value. Lower number means more in-front.
+ */
+ public final void setZ(final int z) {
+ this.z = z;
+ }
+