bd028579
 易尊强
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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 * as zrUtil from 'zrender/lib/core/util.js';
import { makeInner } from '../../util/model.js';
var each = zrUtil.each;
var inner = makeInner();
/**
* @param ecModel
* @param newSnapshot key is dataZoomId
*/
export function push(ecModel, newSnapshot) {
var storedSnapshots = getStoreSnapshots(ecModel);
// If previous dataZoom can not be found,
// complete an range with current range.
each(newSnapshot, function (batchItem, dataZoomId) {
var i = storedSnapshots.length - 1;
for (; i >= 0; i--) {
var snapshot = storedSnapshots[i];
if (snapshot[dataZoomId]) {
break;
}
}
if (i < 0) {
// No origin range set, create one by current range.
var dataZoomModel = ecModel.queryComponents({
mainType: 'dataZoom',
subType: 'select',
id: dataZoomId
})[0];
if (dataZoomModel) {
var percentRange = dataZoomModel.getPercentRange();
storedSnapshots[0][dataZoomId] = {
dataZoomId: dataZoomId,
start: percentRange[0],
end: percentRange[1]
};
}
}
});
storedSnapshots.push(newSnapshot);
}
export function pop(ecModel) {
var storedSnapshots = getStoreSnapshots(ecModel);
var head = storedSnapshots[storedSnapshots.length - 1];
storedSnapshots.length > 1 && storedSnapshots.pop();
// Find top for all dataZoom.
var snapshot = {};
each(head, function (batchItem, dataZoomId) {
for (var i = storedSnapshots.length - 1; i >= 0; i--) {
batchItem = storedSnapshots[i][dataZoomId];
if (batchItem) {
snapshot[dataZoomId] = batchItem;
break;
}
}
});
return snapshot;
}
export function clear(ecModel) {
inner(ecModel).snapshots = null;
}
export function count(ecModel) {
return getStoreSnapshots(ecModel).length;
}
/**
* History length of each dataZoom may be different.
* this._history[0] is used to store origin range.
*/
function getStoreSnapshots(ecModel) {
var store = inner(ecModel);
if (!store.snapshots) {
store.snapshots = [{}];
}
return store.snapshots;
}
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