treemapAction.js
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var echarts = require("../../echarts");
var helper = require("../helper/treeHelper");
/*
* 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.
*/
/**
* @file Treemap action
*/
var noop = function () {};
var actionTypes = ['treemapZoomToNode', 'treemapRender', 'treemapMove'];
for (var i = 0; i < actionTypes.length; i++) {
echarts.registerAction({
type: actionTypes[i],
update: 'updateView'
}, noop);
}
echarts.registerAction({
type: 'treemapRootToNode',
update: 'updateView'
}, function (payload, ecModel) {
ecModel.eachComponent({
mainType: 'series',
subType: 'treemap',
query: payload
}, handleRootToNode);
function handleRootToNode(model, index) {
var types = ['treemapZoomToNode', 'treemapRootToNode'];
var targetInfo = helper.retrieveTargetInfo(payload, types, model);
if (targetInfo) {
var originViewRoot = model.getViewRoot();
if (originViewRoot) {
payload.direction = helper.aboveViewRoot(originViewRoot, targetInfo.node) ? 'rollUp' : 'drillDown';
}
model.resetViewRoot(targetInfo.node);
}
}
});