逐步完成前后端服务器

frontend/node_modules/echarts/lib/component/tooltip/helper.js

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+
+/*
+* 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 { toCamelCase } from '../../util/format.js';
+import env from 'zrender/lib/core/env.js';
+/* global document */
+export function shouldTooltipConfine(tooltipModel) {
+  var confineOption = tooltipModel.get('confine');
+  return confineOption != null ? !!confineOption
+  // In richText mode, the outside part can not be visible.
+  : tooltipModel.get('renderMode') === 'richText';
+}
+function testStyle(styleProps) {
+  if (!env.domSupported) {
+    return;
+  }
+  var style = document.documentElement.style;
+  for (var i = 0, len = styleProps.length; i < len; i++) {
+    if (styleProps[i] in style) {
+      return styleProps[i];
+    }
+  }
+}
+export var TRANSFORM_VENDOR = testStyle(['transform', 'webkitTransform', 'OTransform', 'MozTransform', 'msTransform']);
+export var TRANSITION_VENDOR = testStyle(['webkitTransition', 'transition', 'OTransition', 'MozTransition', 'msTransition']);
+export function toCSSVendorPrefix(styleVendor, styleProp) {
+  if (!styleVendor) {
+    return styleProp;
+  }
+  styleProp = toCamelCase(styleProp, true);
+  var idx = styleVendor.indexOf(styleProp);
+  styleVendor = idx === -1 ? styleProp : "-" + styleVendor.slice(0, idx) + "-" + styleProp;
+  return styleVendor.toLowerCase();
+}
+export function getComputedStyle(el, style) {
+  var stl = el.currentStyle || document.defaultView && document.defaultView.getComputedStyle(el);
+  return stl ? style ? stl[style] : stl : null;
+}