diff --git a/src/example/example1.json b/src/example/example1.json
index 50c05a4..ef1be85 100644
--- a/src/example/example1.json
+++ b/src/example/example1.json
@@ -1,1141 +1,1145 @@
-[
-  {
-    "id": "rack1",
-    "t": "rack",
-    "v": true,
-    "tf": [
-      [
-        4.196,
-        0,
-        5.882
-      ],
-      [
-        0,
-        90,
-        0
-      ],
-      [
-        0.1,
-        0.1,
-        1
-      ]
-    ],
-    "dt": {
-      "rackDepth": 1,
-      "bottomBarHeight": 0.2,
-      "bottomLinkHeight": 0.2,
-      "topLinkDistance": 0.2,
-      "levelCount": 3,
-      "bayCount": 4,
-      "hideFloor": false,
-      "extendColumns": true,
-      "columnSpacing": 1,
-      "bays": [
-        {
-          "bayWidth": 1.275,
-          "levelHeight": [
-            1.4,
-            1.4,
-            1.4
-          ]
-        },
-        {
-          "bayWidth": 1.275,
-          "levelHeight": [
-            1.4,
-            1.4,
-            1.4
-          ]
-        },
-        {
-          "bayWidth": 1.275,
-          "levelHeight": [
-            1.4,
-            1.4,
-            1.4
-          ]
-        },
-        {
-          "bayWidth": 1.275,
-          "levelHeight": [
-            1.4,
-            1.4,
-            1.4
-          ]
-        }
-      ],
-      "center": [],
-      "in": [],
-      "out": []
-    }
-  },
-  {
-    "id": "1",
-    "t": "way",
-    "v": true,
-    "logicX": 11,
-    "logicY": 10,
-    "logicZ": 1,
-    "tf": [
-      [
-        2.7,
-        0,
-        2.13
-      ],
-      [
-        90,
-        0,
-        0
-      ],
-      [
-        0.25,
-        0.25,
-        0.1
-      ]
-    ],
-    "dt": {
-      "in": [
-        "2",
-        "38",
-        "36"
-      ],
-      "out": [
-        "2",
-        "38",
-        "36"
-      ],
-      "center": [],
-      "agvRotation": [
-        "cl2",
-        "clx"
-      ]
-    }
-  },
-  {
-    "id": "2",
-    "t": "way",
-    "v": true,
-    "logicX": 11,
-    "logicY": 11,
-    "logicZ": 1,
-    "tf": [
-      [
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-        0,
-        2.832
-      ],
-      [
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-        0,
-        0
-      ],
-      [
-        0.25,
-        0.25,
-        0.1
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-    ],
-    "dt": {
-      "in": [
-        "1",
-        "3"
-      ],
-      "out": [
-        "1",
-        "3"
-      ],
-      "center": []
-    }
-  },
-  {
-    "id": "3",
-    "t": "way",
-    "v": true,
-    "logicX": 11,
-    "logicY": 13,
-    "logicZ": 1,
-    "tf": [
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-        2.7,
-        0,
-        3.932
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-      [
-        90,
-        0,
-        0
-      ],
-      [
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-        0.25,
-        0.1
-      ]
-    ],
-    "dt": {
-      "in": [
-        "2",
-        "4"
-      ],
-      "out": [
-        "2",
-        "4"
-      ],
-      "center": [],
-      "linkStore": [
-        {
-          "item": "rack1",
-          "bay": 3,
-          "level": 2,
-          "cell": 0,
-          "direction": "right"
-        }
-      ]
-    }
-  },
-  {
-    "id": "4",
-    "t": "way",
-    "v": true,
-    "logicX": 11,
-    "logicY": 15,
-    "logicZ": 1,
-    "tf": [
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-      [
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-        0
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-      [
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-    ],
-    "dt": {
-      "in": [
-        "3",
-        "5"
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-      "out": [
-        "3",
-        "5"
-      ],
-      "center": []
-    }
-  },
-  {
-    "id": "5",
-    "t": "way",
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-    "logicX": 11,
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-    "logicZ": 1,
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-      [
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-      [
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-        "6"
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-      "out": [
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-        "6"
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-      "center": [],
-      "linkStore": [
-        {
-          "item": "rack1",
-          "bay": 2,
-          "level": 2,
-          "cell": 0,
-          "direction": "right"
-        }
-      ]
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-  {
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-    "t": "way",
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-    "logicX": 11,
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-    "logicZ": 1,
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-      [
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-    "dt": {
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-      "center": []
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-      "linkStore": [
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-          "item": "rack1",
-          "bay": 1,
-          "level": 1,
-          "cell": 0,
-          "direction": "right"
-        }
-      ]
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-        "charger1"
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-      "out": [
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-        "charger1"
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-      "center": [],
-      "linkStore": [
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-          "item": "rack1",
-          "bay": 0,
-          "level": 2,
-          "cell": 0,
-          "direction": "right"
-        }
-      ]
-    }
-  },
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-    "id": "17",
-    "t": "way",
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-      [
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-    "dt": {
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-        "20"
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-      "center": []
-    }
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-    "t": "way",
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-    "logicX": 13,
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-        0,
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-        "21"
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-      "out": [
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-      "center": [],
-      "linkStore": [
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-          "item": "54",
-          "bay": 0,
-          "level": 0,
-          "cell": 0,
-          "direction": "right"
-        }
-      ]
-    }
-  },
-  {
-    "id": "21",
-    "t": "way",
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-      "center": [],
-      "linkStore": [
-        {
-          "item": "rack1",
-          "bay": 3,
-          "level": 1,
-          "cell": 0,
-          "direction": "left"
-        }
-      ]
-    }
-  },
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-    "id": "22",
-    "t": "way",
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-      "center": [],
-      "linkStore": [
-        {
-          "item": "56",
-          "bay": 0,
-          "level": 0,
-          "cell": 0,
-          "direction": "right"
-        }
-      ]
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-    "t": "way",
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-      ],
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-        "24"
-      ],
-      "center": [],
-      "agvRotation": [
-        "cl2",
-        "clx"
-      ],
-      "linkStore": [
-        {
-          "item": "rack1",
-          "bay": 2,
-          "level": 1,
-          "cell": 0,
-          "direction": "left"
-        }
-      ]
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-      ],
-      "out": [
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-      "center": [],
-      "linkStore": [
-        {
-          "item": "rack1",
-          "bay": 1,
-          "level": 1,
-          "cell": 0,
-          "direction": "left"
-        }
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-  },
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-    "t": "way",
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-    "logicX": 13,
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-    "tf": [
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-      "out": [
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-      "linkStore": [
-        {
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-          "bay": 0,
-          "level": 0,
-          "cell": 0,
-          "direction": "right"
-        }
-      ]
-    }
-  },
-  {
-    "id": "27",
-    "t": "way",
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-      [
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-    ],
-    "dt": {
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-        "charger2"
-      ],
-      "out": [
-        "26",
-        "charger2"
-      ],
-      "center": [],
-      "linkStore": [
-        {
-          "item": "rack1",
-          "bay": 0,
-          "level": 1,
-          "cell": 0,
-          "direction": "left"
-        }
-      ]
-    }
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-  {
-    "id": "36",
-    "t": "way",
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-          "item": "47",
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-          "level": 0,
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-          "direction": "up"
-        }
-      ]
-    }
-  },
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-      "center": [],
-      "linkStore": [
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-          "item": "49",
-          "bay": 0,
-          "level": 0,
-          "cell": 0,
-          "direction": "up"
-        }
-      ]
-    }
-  },
-  {
-    "id": "47",
-    "t": "gstore",
-    "v": true,
-    "tf": [
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-        0,
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-      ],
-      [
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-        0.01,
-        1
-      ]
-    ],
-    "dt": {
-      "in": [],
-      "out": [],
-      "center": [],
-      "strokeWidth": 0.1
-    }
-  },
-  {
-    "id": "49",
-    "t": "gstore",
-    "v": true,
-    "tf": [
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-        0.01,
-        1
-      ]
-    ],
-    "dt": {
-      "in": [],
-      "out": [],
-      "center": [],
-      "strokeWidth": 0.1
-    }
-  },
-  {
-    "id": "54",
-    "t": "gstore",
-    "v": true,
-    "tf": [
-      [
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-        0,
-        2.865
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-    ],
-    "dt": {
-      "in": [],
-      "out": [],
-      "center": [],
-      "strokeWidth": 0.1
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-  },
-  {
-    "id": "56",
-    "t": "gstore",
-    "v": true,
-    "tf": [
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-    ],
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-      "out": [],
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-      "strokeWidth": 0.1
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-  },
-  {
-    "id": "58",
-    "t": "gstore",
-    "v": true,
-    "tf": [
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-        0,
-        6.75
-      ],
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-        1,
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-        1
-      ]
-    ],
-    "dt": {
-      "in": [],
-      "out": [],
-      "center": [],
-      "strokeWidth": 0.1
-    }
-  },
-  {
-    "id": "10",
-    "t": "cl2",
-    "v": true,
-    "tf": [
-      [
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-        0,
-        2.13
-      ],
-      [
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-        0
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-      [
-        1,
-        1,
-        1
-      ]
-    ],
-    "dt": {
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-      "out": [],
-      "center": [],
-      "ptrWidth": 1.5,
-      "ptrDepth": 1.5,
-      "ptrHeight": 1.98
-    }
-  },
-  {
-    "id": "199",
-    "t": "clx",
-    "v": true,
-    "tf": [
-      [
-        1.5,
-        0,
-        2.13
-      ],
-      [
-        0,
-        0,
-        0
-      ],
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-        1,
-        1,
-        1
-      ]
-    ],
-    "dt": {
-      "in": [],
-      "out": [],
-      "center": [],
-      "clxWidth": 1.65,
-      "clxDepth": 1.65,
-      "clxHeight": 3.393
-    }
-  },
-  {
-    "id": "charger1",
-    "t": "way",
-    "v": true,
-    "tf": [
-      [
-        2.696,
-        0,
-        8.75
-      ],
-      [
-        0,
-        0,
-        0
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-        1,
-        1
-      ]
-    ],
-    "dt": {
-      "in": [
-        "8"
-      ],
-      "out": [
-        "8"
-      ],
-      "center": [],
-      "isCharger": true
-    }
-  },
-  {
-    "id": "charger2",
-    "t": "way",
-    "v": true,
-    "tf": [
-      [
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-        0,
-        8.75
-      ],
-      [
-        0,
-        0,
-        0
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-      [
-        1,
-        1,
-        1
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-    ],
-    "dt": {
-      "in": [
-        "27"
-      ],
-      "out": [
-        "27"
-      ],
-      "center": [],
-      "isCharger": true
+{
+  "catalogCode": "f2",
+  "t": "floor",
+  "items": [
+    {
+      "id": "rack1",
+      "t": "rack",
+      "v": true,
+      "tf": [
+        [
+          4.196,
+          0,
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+}