逐步完成前后端服务器

frontend/node_modules/echarts/lib/chart/helper/treeHelper.js

@@ -0,0 +1,92 @@
+
+/*
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements.  See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership.  The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License.  You may obtain a copy of the License at
+*
+*   http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing,
+* software distributed under the License is distributed on an
+* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+* KIND, either express or implied.  See the License for the
+* specific language governing permissions and limitations
+* under the License.
+*/
+
+
+/**
+ * AUTO-GENERATED FILE. DO NOT MODIFY.
+ */
+
+/*
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements.  See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership.  The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License.  You may obtain a copy of the License at
+*
+*   http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing,
+* software distributed under the License is distributed on an
+* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+* KIND, either express or implied.  See the License for the
+* specific language governing permissions and limitations
+* under the License.
+*/
+import * as zrUtil from 'zrender/lib/core/util.js';
+export function retrieveTargetInfo(payload, validPayloadTypes, seriesModel) {
+  if (payload && zrUtil.indexOf(validPayloadTypes, payload.type) >= 0) {
+    var root = seriesModel.getData().tree.root;
+    var targetNode = payload.targetNode;
+    if (zrUtil.isString(targetNode)) {
+      targetNode = root.getNodeById(targetNode);
+    }
+    if (targetNode && root.contains(targetNode)) {
+      return {
+        node: targetNode
+      };
+    }
+    var targetNodeId = payload.targetNodeId;
+    if (targetNodeId != null && (targetNode = root.getNodeById(targetNodeId))) {
+      return {
+        node: targetNode
+      };
+    }
+  }
+}
+// Not includes the given node at the last item.
+export function getPathToRoot(node) {
+  var path = [];
+  while (node) {
+    node = node.parentNode;
+    node && path.push(node);
+  }
+  return path.reverse();
+}
+export function aboveViewRoot(viewRoot, node) {
+  var viewPath = getPathToRoot(viewRoot);
+  return zrUtil.indexOf(viewPath, node) >= 0;
+}
+// From root to the input node (the input node will be included).
+export function wrapTreePathInfo(node, seriesModel) {
+  var treePathInfo = [];
+  while (node) {
+    var nodeDataIndex = node.dataIndex;
+    treePathInfo.push({
+      name: node.name,
+      dataIndex: nodeDataIndex,
+      value: seriesModel.getRawValue(nodeDataIndex)
+    });
+    node = node.parentNode;
+  }
+  treePathInfo.reverse();
+  return treePathInfo;
+}