80 lines
2.4 KiB
JavaScript
80 lines
2.4 KiB
JavaScript
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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var echarts = require("../../echarts");
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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var ATTR = '\0_ec_interaction_mutex';
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function take(zr, resourceKey, userKey) {
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var store = getStore(zr);
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store[resourceKey] = userKey;
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}
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function release(zr, resourceKey, userKey) {
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var store = getStore(zr);
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var uKey = store[resourceKey];
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if (uKey === userKey) {
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store[resourceKey] = null;
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}
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}
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function isTaken(zr, resourceKey) {
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return !!getStore(zr)[resourceKey];
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}
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function getStore(zr) {
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return zr[ATTR] || (zr[ATTR] = {});
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}
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/**
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* payload: {
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* type: 'takeGlobalCursor',
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* key: 'dataZoomSelect', or 'brush', or ...,
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* If no userKey, release global cursor.
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* }
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*/
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echarts.registerAction({
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type: 'takeGlobalCursor',
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event: 'globalCursorTaken',
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update: 'update'
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}, function () {});
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exports.take = take;
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exports.release = release;
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exports.isTaken = isTaken;
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