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https://bitbucket.org/wisemapping/wisemapping-frontend.git
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88 lines
2.4 KiB
JavaScript
88 lines
2.4 KiB
JavaScript
/* eslint-disable class-methods-use-this */
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/*
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* Copyright [2021] [wisemapping]
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*
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* Licensed under WiseMapping Public License, Version 1.0 (the "License").
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* It is basically the Apache License, Version 2.0 (the "License") plus the
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* "powered by wisemapping" text requirement on every single page;
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the license at
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*
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* http://www.wisemapping.org/license
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import ChildrenSorterStrategy from './ChildrenSorterStrategy';
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/**
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* @class
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* @extends mindplot.layout.ChildrenSorterStrategy
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*/
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class AbstractBasicSorter extends ChildrenSorterStrategy {
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computeChildrenIdByHeights(treeSet, node) {
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const result = {};
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this._computeChildrenHeight(treeSet, node, result);
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return result;
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}
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_getVerticalPadding() {
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return AbstractBasicSorter.INTERNODE_VERTICAL_PADDING;
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}
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_computeChildrenHeight(treeSet, node, heightCache) {
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// 2* Top and down padding;
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const height = node.getSize().height + this._getVerticalPadding() * 2;
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let result;
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const children = treeSet.getChildren(node);
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if (children.length === 0 || node.areChildrenShrunken()) {
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result = height;
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} else {
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let childrenHeight = 0;
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children.forEach(((child) => {
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childrenHeight += this._computeChildrenHeight(treeSet, child, heightCache);
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}));
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result = Math.max(height, childrenHeight);
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}
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if (heightCache) {
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// eslint-disable-next-line no-param-reassign
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heightCache[node.getId()] = result;
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}
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return result;
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}
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_getSortedChildren(treeSet, node) {
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const result = treeSet.getChildren(node);
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result.sort((a, b) => a.getOrder() - b.getOrder());
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return result;
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}
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_getRelativeDirection(reference, position) {
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const offset = position.x - reference.x;
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return offset >= 0 ? 1 : -1;
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}
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}
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/**
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* @constant
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* @type {Number}
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* @default
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*/
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AbstractBasicSorter.INTERNODE_VERTICAL_PADDING = 5;
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/**
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* @constant
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* @type {Number}
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* @default
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*/
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AbstractBasicSorter.INTERNODE_HORIZONTAL_PADDING = 30;
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export default AbstractBasicSorter;
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