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https://github.com/wanglin2/mind-map.git
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118 lines
3.1 KiB
JavaScript
118 lines
3.1 KiB
JavaScript
import Node from './Node'
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import { createUid } from '../../../utils/index'
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// 检查是否存在概要
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function checkHasGeneralization() {
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return !!this.nodeData.data.generalization
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}
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// 创建概要节点
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function createGeneralizationNode() {
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if (this.isGeneralization || !this.checkHasGeneralization()) {
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return
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}
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if (!this._generalizationLine) {
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this._generalizationLine = this.lineDraw.path()
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}
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if (!this._generalizationNode) {
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this._generalizationNode = new Node({
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data: {
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data: this.nodeData.data.generalization
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},
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uid: createUid(),
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renderer: this.renderer,
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mindMap: this.mindMap,
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isGeneralization: true
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})
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this._generalizationNodeWidth = this._generalizationNode.width
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this._generalizationNodeHeight = this._generalizationNode.height
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this._generalizationNode.generalizationBelongNode = this
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if (this.nodeData.data.generalization.isActive) {
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this.renderer.addNodeToActiveList(this._generalizationNode)
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}
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}
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}
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// 更新概要节点
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function updateGeneralization() {
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if (this.isGeneralization) return
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this.removeGeneralization()
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this.createGeneralizationNode()
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}
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// 渲染概要节点
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function renderGeneralization() {
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if (this.isGeneralization) return
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if (!this.checkHasGeneralization()) {
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this.removeGeneralization()
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this._generalizationNodeWidth = 0
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this._generalizationNodeHeight = 0
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return
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}
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if (this.nodeData.data.expand === false) {
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this.removeGeneralization()
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return
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}
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this.createGeneralizationNode()
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this.renderer.layout.renderGeneralization(
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this,
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this._generalizationLine,
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this._generalizationNode
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)
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this.style.generalizationLine(this._generalizationLine)
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this._generalizationNode.render()
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}
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// 删除概要节点
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function removeGeneralization() {
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if (this.isGeneralization) return
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if (this._generalizationLine) {
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this._generalizationLine.remove()
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this._generalizationLine = null
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}
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if (this._generalizationNode) {
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// 删除概要节点时要同步从激活节点里删除
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this.renderer.removeActiveNode(this._generalizationNode)
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this._generalizationNode.remove()
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this._generalizationNode = null
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}
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// hack修复当激活一个节点时创建概要，然后立即激活创建的概要节点后会重复创建概要节点并且无法删除的问题
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if (this.generalizationBelongNode) {
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this.nodeDraw
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.find('.generalization_' + this.generalizationBelongNode.uid)
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.remove()
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}
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}
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// 隐藏概要节点
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function hideGeneralization() {
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if (this.isGeneralization) return
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if (this._generalizationLine) {
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this._generalizationLine.hide()
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}
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if (this._generalizationNode) {
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this._generalizationNode.hide()
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}
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}
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// 显示概要节点
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function showGeneralization() {
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if (this.isGeneralization) return
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if (this._generalizationLine) {
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this._generalizationLine.show()
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}
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if (this._generalizationNode) {
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this._generalizationNode.show()
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}
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}
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export default {
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checkHasGeneralization,
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createGeneralizationNode,
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updateGeneralization,
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renderGeneralization,
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removeGeneralization,
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hideGeneralization,
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showGeneralization
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}
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