@zxr3680166/simple-mind-map
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一个简单的web在线思维导图
1,531 lines (1,467 loc) • 63.5 kB
JavaScript
import merge from 'deepmerge'
import LogicalStructure from '../../layouts/LogicalStructure'
import MindMap from '../../layouts/MindMap'
import CatalogOrganization from '../../layouts/CatalogOrganization'
import OrganizationStructure from '../../layouts/OrganizationStructure'
import Timeline from '../../layouts/Timeline'
import VerticalTimeline from '../../layouts/VerticalTimeline'
import Fishbone from '../../layouts/Fishbone'
import TextEdit from './TextEdit'
import {
addDataToAppointNodes,
bfsWalk,
checkNodeListIsEqual,
copyNodeTree,
createUid,
createUidForAppointNodes,
formatDataToArray,
getDataFromClipboard,
getNodeDataIndex,
getNodeIndexInNodeList,
getTopAncestorsFomNodeList,
htmlEscape,
isUndef,
loadImage,
parseAddGeneralizationNodeList,
removeFromParentNodeData,
setDataToClipboard,
simpleDeepClone,
walk
} from '../../utils'
import { shapeList } from './node/Shape'
import { lineStyleProps } from '../../themes/default'
import { CONSTANTS, ERROR_TYPES } from '../../constants/constant'
import { Polygon } from '@svgdotjs/svg.js'
// 布局列表
const layouts = {
// 逻辑结构图
[CONSTANTS.LAYOUT.LOGICAL_STRUCTURE]: LogicalStructure,
// 思维导图
[CONSTANTS.LAYOUT.MIND_MAP]: MindMap,
// 目录组织图
[CONSTANTS.LAYOUT.CATALOG_ORGANIZATION]: CatalogOrganization,
// 组织结构图
[CONSTANTS.LAYOUT.ORGANIZATION_STRUCTURE]: OrganizationStructure,
// 时间轴
[CONSTANTS.LAYOUT.TIMELINE]: Timeline,
// 时间轴2
[CONSTANTS.LAYOUT.TIMELINE2]: Timeline,
// 竖向时间轴
[CONSTANTS.LAYOUT.VERTICAL_TIMELINE]: VerticalTimeline,
// 鱼骨图
[CONSTANTS.LAYOUT.FISHBONE]: Fishbone
}
// 渲染
class Render {
// 构造函数
constructor (opt = {}) {
this.opt = opt
this.mindMap = opt.mindMap
this.themeConfig = this.mindMap.themeConfig
// 渲染树，操作过程中修改的都是这里的数据
this.renderTree = merge({}, this.mindMap.opt.data || {})
// 是否重新渲染
this.reRender = false
// 是否正在渲染中
this.isRendering = false
// 是否存在等待渲染
this.hasWaitRendering = false
this.waitRenderingParams = []
// 用于缓存节点
this.nodeCache = {}
this.lastNodeCache = {}
// 触发render的来源
this.renderSource = ''
// 当前激活的节点列表
this.activeNodeList = []
// 根节点
this.root = null
// 文本编辑框，需要再bindEvent之前实例化，否则单击事件只能触发隐藏文本编辑框，而无法保存文本修改
this.textEdit = new TextEdit(this)
// 当前复制的数据
this.lastBeingCopyData = null
this.beingCopyData = null
this.beingPasteText = ''
this.beingPasteImgSize = 0
this.currentBeingPasteType = ''
// 节点高亮框
this.highlightBoxNode = null
// 上一次节点激活数据
this.lastActiveNode = null
this.lastActiveNodeList = []
// 布局
this.setLayout()
// 绑定事件
this.bindEvent()
// 注册命令
this.registerCommands()
// 注册快捷键
this.registerShortcutKeys()
}
// 设置布局结构
setLayout () {
this.layout = new (
layouts[this.mindMap.opt.layout]
? layouts[this.mindMap.opt.layout]
: layouts[CONSTANTS.LAYOUT.LOGICAL_STRUCTURE]
)(this, this.mindMap.opt.layout)
}
// 重新设置思维导图数据
setData (data) {
if (this.mindMap.richText) {
this.renderTree = this.mindMap.richText.handleSetData(data)
} else {
this.renderTree = data
}
}
// 绑定事件
bindEvent () {
// 画布点击事件清除当前激活节点列表
this.mindMap.on('draw_click', e => {
this.clearActiveNodeListOnDrawClick(e, 'click')
})
// 画布右键事件事件清除当前激活节点列表
this.mindMap.on('contextmenu', e => {
this.clearActiveNodeListOnDrawClick(e, 'contextmenu')
})
// 鼠标双击回到根节点
this.mindMap.svg.on('dblclick', () => {
if (!this.mindMap.opt.enableDblclickBackToRootNode) return
this.setRootNodeCenter()
})
// let timer = null
// this.mindMap.on('view_data_change', () => {
// clearTimeout(timer)
// timer = setTimeout(() => {
// this.render()
// }, 300)
// })
}
// 注册命令
registerCommands () {
// 全选
this.selectAll = this.selectAll.bind(this)
this.mindMap.command.add('SELECT_ALL', this.selectAll)
// 回退
this.back = this.back.bind(this)
this.mindMap.command.add('BACK', this.back)
// 前进
this.forward = this.forward.bind(this)
this.mindMap.command.add('FORWARD', this.forward)
// 插入同级节点
this.insertNode = this.insertNode.bind(this)
this.mindMap.command.add('INSERT_NODE', this.insertNode)
// 插入多个同级节点
this.insertMultiNode = this.insertMultiNode.bind(this)
this.mindMap.command.add('INSERT_MULTI_NODE', this.insertMultiNode)
// 插入子节点
this.insertChildNode = this.insertChildNode.bind(this)
this.mindMap.command.add('INSERT_CHILD_NODE', this.insertChildNode)
// 插入多个子节点
this.insertMultiChildNode = this.insertMultiChildNode.bind(this)
this.mindMap.command.add(
'INSERT_MULTI_CHILD_NODE',
this.insertMultiChildNode
)
// 插入父节点
this.insertParentNode = this.insertParentNode.bind(this)
this.mindMap.command.add('INSERT_PARENT_NODE', this.insertParentNode)
// 上移节点
this.upNode = this.upNode.bind(this)
this.mindMap.command.add('UP_NODE', this.upNode)
// 下移节点
this.downNode = this.downNode.bind(this)
this.mindMap.command.add('DOWN_NODE', this.downNode)
// 移动节点
this.insertAfter = this.insertAfter.bind(this)
this.mindMap.command.add('INSERT_AFTER', this.insertAfter)
this.insertBefore = this.insertBefore.bind(this)
this.mindMap.command.add('INSERT_BEFORE', this.insertBefore)
this.moveNodeTo = this.moveNodeTo.bind(this)
this.mindMap.command.add('MOVE_NODE_TO', this.moveNodeTo)
// 删除节点
this.removeNode = this.removeNode.bind(this)
this.mindMap.command.add('REMOVE_NODE', this.removeNode)
// 仅删除当前节点
this.removeCurrentNode = this.removeCurrentNode.bind(this)
this.mindMap.command.add('REMOVE_CURRENT_NODE', this.removeCurrentNode)
// 粘贴节点
this.pasteNode = this.pasteNode.bind(this)
this.mindMap.command.add('PASTE_NODE', this.pasteNode)
// 剪切节点
this.cutNode = this.cutNode.bind(this)
this.mindMap.command.add('CUT_NODE', this.cutNode)
// 修改节点单个样式
this.setNodeStyle = this.setNodeStyle.bind(this)
this.mindMap.command.add('SET_NODE_STYLE', this.setNodeStyle)
// 修改节点多个样式
this.setNodeStyles = this.setNodeStyles.bind(this)
this.mindMap.command.add('SET_NODE_STYLES', this.setNodeStyles)
// 切换节点是否激活
this.setNodeActive = this.setNodeActive.bind(this)
this.mindMap.command.add('SET_NODE_ACTIVE', this.setNodeActive)
// 清除所有激活节点
this.clearActiveNode = this.clearActiveNode.bind(this)
this.mindMap.command.add('CLEAR_ACTIVE_NODE', this.clearActiveNode)
// 切换节点是否展开
this.setNodeExpand = this.setNodeExpand.bind(this)
this.mindMap.command.add('SET_NODE_EXPAND', this.setNodeExpand)
// 展开所有节点
this.expandAllNode = this.expandAllNode.bind(this)
this.mindMap.command.add('EXPAND_ALL', this.expandAllNode)
// 收起所有节点
this.unexpandAllNode = this.unexpandAllNode.bind(this)
this.mindMap.command.add('UNEXPAND_ALL', this.unexpandAllNode)
// 展开到指定层级
this.expandToLevel = this.expandToLevel.bind(this)
this.mindMap.command.add('UNEXPAND_TO_LEVEL', this.expandToLevel)
// 设置节点数据
this.setNodeData = this.setNodeData.bind(this)
this.mindMap.command.add('SET_NODE_DATA', this.setNodeData)
// 设置节点数据渲染函数 ZXR
this.setNodeDataRender = this.setNodeDataRender.bind(this)
this.mindMap.command.add('SET_NODE_DATA_RENDER', this.setNodeDataRender)
// 设置节点文本
this.setNodeText = this.setNodeText.bind(this)
this.mindMap.command.add('SET_NODE_TEXT', this.setNodeText)
// 设置节点图片
this.setNodeImage = this.setNodeImage.bind(this)
this.mindMap.command.add('SET_NODE_IMAGE', this.setNodeImage)
// 设置节点图标
this.setNodeIcon = this.setNodeIcon.bind(this)
this.mindMap.command.add('SET_NODE_ICON', this.setNodeIcon)
// 设置节点超链接
this.setNodeHyperlink = this.setNodeHyperlink.bind(this)
this.mindMap.command.add('SET_NODE_HYPERLINK', this.setNodeHyperlink)
// 设置节点备注
this.setNodeNote = this.setNodeNote.bind(this)
this.mindMap.command.add('SET_NODE_NOTE', this.setNodeNote)
// 设置节点标签
this.setNodeTag = this.setNodeTag.bind(this)
this.mindMap.command.add('SET_NODE_TAG', this.setNodeTag)
// 设置节点公式
this.insertFormula = this.insertFormula.bind(this)
this.mindMap.command.add('INSERT_FORMULA', this.insertFormula)
// 添加节点概要
this.addGeneralization = this.addGeneralization.bind(this)
this.mindMap.command.add('ADD_GENERALIZATION', this.addGeneralization)
// 删除节点概要
this.removeGeneralization = this.removeGeneralization.bind(this)
this.mindMap.command.add('REMOVE_GENERALIZATION', this.removeGeneralization)
// 设置节点自定义位置
this.setNodeCustomPosition = this.setNodeCustomPosition.bind(this)
this.mindMap.command.add(
'SET_NODE_CUSTOM_POSITION',
this.setNodeCustomPosition
)
// 一键整理布局
this.resetLayout = this.resetLayout.bind(this)
this.mindMap.command.add('RESET_LAYOUT', this.resetLayout)
// 设置节点形状
this.setNodeShape = this.setNodeShape.bind(this)
this.mindMap.command.add('SET_NODE_SHAPE', this.setNodeShape)
// 定位节点
this.goTargetNode = this.goTargetNode.bind(this)
this.mindMap.command.add('GO_TARGET_NODE', this.goTargetNode)
// 添加节点功能
this.addFunction = this.addFunction.bind(this)
this.mindMap.command.add('ADD_FUNCTION', this.addFunction)
// 添加节点报告
this.addReport = this.addReport.bind(this)
this.mindMap.command.add('ADD_REPORT', this.addReport)
}
// 注册快捷键
registerShortcutKeys () {
// 插入下级节点
this.mindMap.keyCommand.addShortcut('Tab', () => {
this.mindMap.execCommand('INSERT_CHILD_NODE')
})
// 插入同级节点
this.mindMap.keyCommand.addShortcut('Enter', () => {
if (this.textEdit.showTextEdit) {
return
}
this.mindMap.execCommand('INSERT_NODE')
})
// 插入父节点
this.mindMap.keyCommand.addShortcut('Shift+Tab', () => {
this.mindMap.execCommand('INSERT_PARENT_NODE')
})
// 插入概要
this.mindMap.keyCommand.addShortcut('Control+g', () => {
this.mindMap.execCommand('ADD_GENERALIZATION')
})
// 展开/收起节点
this.toggleActiveExpand = this.toggleActiveExpand.bind(this)
this.mindMap.keyCommand.addShortcut('/', this.toggleActiveExpand)
// 删除节点
this.mindMap.keyCommand.addShortcut('Del|Backspace', () => {
this.mindMap.execCommand('REMOVE_NODE')
})
// 仅删除当前节点
this.mindMap.keyCommand.addShortcut('Shift+Backspace', () => {
this.mindMap.execCommand('REMOVE_CURRENT_NODE')
})
// 节点编辑时某些快捷键会存在冲突，需要暂时去除
this.mindMap.on('before_show_text_edit', () => {
this.startTextEdit()
})
this.mindMap.on('hide_text_edit', () => {
this.endTextEdit()
})
// 全选
this.mindMap.keyCommand.addShortcut('Control+a', () => {
this.mindMap.execCommand('SELECT_ALL')
})
// 一键整理布局
this.mindMap.keyCommand.addShortcut('Control+l', () => {
this.mindMap.execCommand('RESET_LAYOUT', this.resetLayout)
})
// 上移节点
this.mindMap.keyCommand.addShortcut('Control+Up', () => {
this.mindMap.execCommand('UP_NODE')
})
// 下移节点
this.mindMap.keyCommand.addShortcut('Control+Down', () => {
this.mindMap.execCommand('DOWN_NODE')
})
// 复制节点、剪切节点、粘贴节点的快捷键需开发者自行注册实现，可参考demo
this.mindMap.keyCommand.addShortcut('Control+c', () => {
this.copy()
})
this.mindMap.keyCommand.addShortcut('Control+v', () => {
this.onPaste()
})
this.mindMap.keyCommand.addShortcut('Control+x', () => {
this.cut()
})
// 根节点居中显示
this.mindMap.keyCommand.addShortcut('Control+Enter', () => {
this.setRootNodeCenter()
})
}
// 派发节点激活事件
emitNodeActiveEvent (node = null, activeNodeList = [...this.activeNodeList]) {
let isChange = false
isChange = this.lastActiveNode !== node
if (!isChange) {
isChange = !checkNodeListIsEqual(this.lastActiveNodeList, activeNodeList)
}
if (!isChange) return
this.lastActiveNode = node
this.lastActiveNodeList = [...activeNodeList]
this.mindMap.batchExecution.push('emitNodeActiveEvent', () => {
this.mindMap.emit('node_active', node, activeNodeList)
})
}
// 鼠标点击画布时清空当前激活节点列表
clearActiveNodeListOnDrawClick (e, eventType) {
if (this.activeNodeList.length <= 0) return
// 清除激活状态
let isTrueClick = true
// 是否是左键多选节点，右键拖动画布
const {useLeftKeySelectionRightKeyDrag} = this.mindMap.opt
// 如果鼠标按下和松开的距离较大，则不认为是点击事件
if (
eventType === 'contextmenu'
? !useLeftKeySelectionRightKeyDrag
: useLeftKeySelectionRightKeyDrag
) {
const mousedownPos = this.mindMap.event.mousedownPos
isTrueClick =
Math.abs(e.clientX - mousedownPos.x) <= 5 &&
Math.abs(e.clientY - mousedownPos.y) <= 5
}
if (isTrueClick) {
this.mindMap.execCommand('CLEAR_ACTIVE_NODE')
}
}
// 开启文字编辑，会禁用回车键和删除键相关快捷键防止冲突
startTextEdit () {
this.mindMap.keyCommand.save()
}
// 结束文字编辑，会恢复回车键和删除键相关快捷键
endTextEdit () {
this.mindMap.keyCommand.restore()
}
// 渲染
render (callback = () => {}, source) {
// 如果当前还没有渲染完毕，不再触发渲染
if (this.isRendering) {
// 等待当前渲染完毕后再进行一次渲染
this.hasWaitRendering = true
this.waitRenderingParams = [callback, source]
return
}
this.isRendering = true
// 触发当前重新渲染的来源
this.renderSource = source
// 节点缓存
this.lastNodeCache = this.nodeCache
this.nodeCache = {}
// 重新渲染需要清除激活状态
if (this.reRender) {
this.clearActiveNodeList()
}
// 计算布局
this.layout.doLayout(root => {
// 删除本次渲染时不再需要的节点
Object.keys(this.lastNodeCache).forEach(uid => {
if (!this.nodeCache[uid]) {
// 从激活节点列表里删除
this.removeNodeFromActiveList(this.lastNodeCache[uid])
this.emitNodeActiveEvent()
// 调用节点的销毁方法
this.lastNodeCache[uid].destroy()
}
})
// 更新根节点
this.root = root
// 渲染节点
this.root.render(() => {
this.isRendering = false
this.mindMap.emit('node_tree_render_end')
callback && callback()
if (this.hasWaitRendering) {
const params = this.waitRenderingParams
this.hasWaitRendering = false
this.waitRenderingParams = []
this.render(...params)
} else {
// 触发一次保存，因为修改了渲染树的数据
if (
this.mindMap.richText &&
[CONSTANTS.CHANGE_THEME, CONSTANTS.SET_DATA].includes(source)
) {
this.mindMap.command.addHistory()
}
}
})
})
this.emitNodeActiveEvent()
}
// 清除当前所有激活节点，并会触发事件
clearActiveNode () {
if (this.activeNodeList.length <= 0) {
return
}
this.clearActiveNodeList()
this.emitNodeActiveEvent(null, [])
}
// 清除当前激活的节点列表
clearActiveNodeList () {
this.activeNodeList.forEach(item => {
this.mindMap.execCommand('SET_NODE_ACTIVE', item, false)
})
this.activeNodeList = []
}
// 添加节点到激活列表里
addNodeToActiveList (node) {
const index = this.findActiveNodeIndex(node)
if (index === -1) {
this.mindMap.execCommand('SET_NODE_ACTIVE', node, true)
this.activeNodeList.push(node)
}
}
// 在激活列表里移除某个节点
removeNodeFromActiveList (node) {
let index = this.findActiveNodeIndex(node)
if (index === -1) {
return
}
this.mindMap.execCommand('SET_NODE_ACTIVE', node, false)
this.activeNodeList.splice(index, 1)
}
// 检索某个节点在激活列表里的索引
findActiveNodeIndex (node) {
return getNodeIndexInNodeList(node, this.activeNodeList)
}
// 全选
selectAll () {
if (this.mindMap.opt.readonly) return
walk(
this.root,
null,
node => {
if (!node.getData('isActive')) {
this.addNodeToActiveList(node)
}
},
null,
true,
0,
0
)
this.emitNodeActiveEvent()
}
// 回退
back (step) {
this.backForward('back', step)
}
// 前进
forward (step) {
this.backForward('forward', step)
}
// 前进回退
backForward (type, step) {
this.mindMap.execCommand('CLEAR_ACTIVE_NODE')
const data = this.mindMap.command[type](step)
if (data) {
this.renderTree = data
this.mindMap.render()
}
}
// 获取创建新节点的行为
getNewNodeBehavior (openEdit = false, handleMultiNodes = false) {
const {createNewNodeBehavior} = this.mindMap.opt
let focusNewNode = false // 是否激活新节点
let inserting = false // 新节点是否进入编辑模式
switch (createNewNodeBehavior) {
// 默认会激活新创建的节点，并且进入编辑模式。如果同时创建了多个新节点，那么只会激活而不会进入编辑模式
case CONSTANTS.CREATE_NEW_NODE_BEHAVIOR.DEFAULT:
focusNewNode = handleMultiNodes || !openEdit
inserting = handleMultiNodes ? false : openEdit // 如果同时对多个节点插入子节点，那么无需进入编辑模式
break
// 不激活新创建的节点
case CONSTANTS.CREATE_NEW_NODE_BEHAVIOR.NOT_ACTIVE:
focusNewNode = false
inserting = false
break
// 只激活新创建的节点，不进入编辑模式
case CONSTANTS.CREATE_NEW_NODE_BEHAVIOR.ACTIVE_ONLY:
focusNewNode = true
inserting = false
break
default:
break
}
return {
focusNewNode,
inserting
}
}
// 插入同级节点
insertNode (
openEdit = true,
appointNodes = [],
appointData = null,
appointChildren = []
) {
appointNodes = formatDataToArray(appointNodes)
if (this.activeNodeList.length <= 0 && appointNodes.length <= 0) {
return
}
this.textEdit.hideEditTextBox()
const {
defaultInsertSecondLevelNodeText,
defaultInsertBelowSecondLevelNodeText
} = this.mindMap.opt
const list = appointNodes.length > 0 ? appointNodes : this.activeNodeList
const handleMultiNodes = list.length > 1
const isRichText = !!this.mindMap.richText
const {focusNewNode, inserting} = this.getNewNodeBehavior(
openEdit,
handleMultiNodes
)
const params = {
expand: true,
richText: isRichText,
resetRichText: isRichText,
isActive: focusNewNode // 如果同时对多个节点插入子节点，那么需要把新增的节点设为激活状态。如果不进入编辑状态，那么也需要手动设为激活状态
}
// 动态指定的子节点数据也需要添加相关属性
appointChildren = addDataToAppointNodes(appointChildren, {
...params
})
list.forEach(node => {
if (node.isGeneralization || node.isRoot) {
return
}
const parent = node.parent
const isOneLayer = node.layerIndex === 1
// 新插入节点的默认文本
const text = isOneLayer
? defaultInsertSecondLevelNodeText
: defaultInsertBelowSecondLevelNodeText
// 计算插入位置
const index = getNodeDataIndex(node)
const newNodeData = {
inserting,
data: {
text: text,
...params,
uid: createUid(),
...(appointData || {})
},
children: [...createUidForAppointNodes(appointChildren, true)]
}
parent.nodeData.children.splice(index + 1, 0, newNodeData)
})
// 如果同时对多个节点插入子节点，需要清除原来激活的节点
if (focusNewNode) {
this.clearActiveNodeList()
}
this.mindMap.render()
}
// 插入多个同级节点
insertMultiNode (appointNodes, nodeList) {
if (!nodeList || nodeList.length <= 0) return
appointNodes = formatDataToArray(appointNodes)
if (this.activeNodeList.length <= 0 && appointNodes.length <= 0) {
return
}
this.textEdit.hideEditTextBox()
const list = appointNodes.length > 0 ? appointNodes : this.activeNodeList
const isRichText = !!this.mindMap.richText
const {focusNewNode} = this.getNewNodeBehavior(false, true)
const params = {
expand: true,
richText: isRichText,
resetRichText: isRichText,
isActive: focusNewNode
}
nodeList = addDataToAppointNodes(nodeList, params)
list.forEach(node => {
if (node.isGeneralization || node.isRoot) {
return
}
const parent = node.parent
// 计算插入位置
const index = getNodeDataIndex(node)
const newNodeList = createUidForAppointNodes(
simpleDeepClone(nodeList),
true
)
parent.nodeData.children.splice(index + 1, 0, ...newNodeList)
})
if (focusNewNode) {
this.clearActiveNodeList()
}
this.mindMap.render()
}
// 插入子节点
insertChildNode (
openEdit = true,
appointNodes = [],
appointData = null,
appointChildren = []
) {
appointNodes = formatDataToArray(appointNodes)
if (this.activeNodeList.length <= 0 && appointNodes.length <= 0) {
return
}
this.textEdit.hideEditTextBox()
const {
defaultInsertSecondLevelNodeText,
defaultInsertBelowSecondLevelNodeText
} = this.mindMap.opt
const list = appointNodes.length > 0 ? appointNodes : this.activeNodeList
const handleMultiNodes = list.length > 1
const isRichText = !!this.mindMap.richText
const {focusNewNode, inserting} = this.getNewNodeBehavior(
openEdit,
handleMultiNodes
)
const params = {
expand: true,
richText: isRichText,
resetRichText: isRichText,
isActive: focusNewNode
}
// 动态指定的子节点数据也需要添加相关属性
appointChildren = addDataToAppointNodes(appointChildren, {
...params
})
list.forEach(node => {
if (node.isGeneralization) {
return
}
if (!node.nodeData.children) {
node.nodeData.children = []
}
const text = node.isRoot
? defaultInsertSecondLevelNodeText
: defaultInsertBelowSecondLevelNodeText
const newNode = {
inserting,
data: {
text: text,
uid: createUid(),
...params,
...(appointData || {})
},
children: [...createUidForAppointNodes(appointChildren, true)]
}
node.nodeData.children.push(newNode)
// 插入子节点时自动展开子节点
node.setData({
expand: true
})
})
// 如果同时对多个节点插入子节点，需要清除原来激活的节点
if (focusNewNode) {
this.clearActiveNodeList()
}
this.mindMap.render()
}
// 插入多个子节点
insertMultiChildNode (appointNodes, childList) {
if (!childList || childList.length <= 0) return
appointNodes = formatDataToArray(appointNodes)
if (this.activeNodeList.length <= 0 && appointNodes.length <= 0) {
return
}
this.textEdit.hideEditTextBox()
const list = appointNodes.length > 0 ? appointNodes : this.activeNodeList
const isRichText = !!this.mindMap.richText
const {focusNewNode} = this.getNewNodeBehavior(false, true)
const params = {
expand: true,
richText: isRichText,
resetRichText: isRichText,
isActive: focusNewNode
}
childList = addDataToAppointNodes(childList, params)
list.forEach(node => {
if (node.isGeneralization) {
return
}
if (!node.nodeData.children) {
node.nodeData.children = []
}
childList = createUidForAppointNodes(childList, true)
node.nodeData.children.push(...childList)
// 插入子节点时自动展开子节点
node.setData({
expand: true
})
})
if (focusNewNode) {
this.clearActiveNodeList()
}
this.mindMap.render()
}
// 插入父节点
insertParentNode (openEdit = true, appointNodes, appointData) {
appointNodes = formatDataToArray(appointNodes)
if (this.activeNodeList.length <= 0 && appointNodes.length <= 0) {
return
}
this.textEdit.hideEditTextBox()
const {
defaultInsertSecondLevelNodeText,
defaultInsertBelowSecondLevelNodeText
} = this.mindMap.opt
const list = appointNodes.length > 0 ? appointNodes : this.activeNodeList
const handleMultiNodes = list.length > 1
const isRichText = !!this.mindMap.richText
const {focusNewNode, inserting} = this.getNewNodeBehavior(
openEdit,
handleMultiNodes
)
const params = {
expand: true,
richText: isRichText,
resetRichText: isRichText,
isActive: focusNewNode
}
list.forEach(node => {
if (node.isGeneralization || node.isRoot) {
return
}
const text =
node.layerIndex === 1
? defaultInsertSecondLevelNodeText
: defaultInsertBelowSecondLevelNodeText
const newNode = {
inserting,
data: {
text: text,
uid: createUid(),
...params,
...(appointData || {})
},
children: [node.nodeData]
}
const parent = node.parent
// 获取当前节点所在位置
const index = getNodeDataIndex(node)
parent.nodeData.children.splice(index, 1, newNode)
})
// 如果同时对多个节点插入子节点，需要清除原来激活的节点
if (focusNewNode) {
this.clearActiveNodeList()
}
this.mindMap.render()
}
// 上移节点，多个节点只会操作第一个节点
upNode () {
if (this.activeNodeList.length <= 0) {
return
}
let node = this.activeNodeList[0]
if (node.isRoot) {
return
}
let parent = node.parent
let childList = parent.children
let index = getNodeIndexInNodeList(node, childList)
if (index === -1 || index === 0) {
return
}
let insertIndex = index - 1
// 节点实例
childList.splice(index, 1)
childList.splice(insertIndex, 0, node)
// 节点数据
parent.nodeData.children.splice(index, 1)
parent.nodeData.children.splice(insertIndex, 0, node.nodeData)
this.mindMap.render()
}
// 下移节点，多个节点只会操作第一个节点
downNode () {
if (this.activeNodeList.length <= 0) {
return
}
let node = this.activeNodeList[0]
if (node.isRoot) {
return
}
let parent = node.parent
let childList = parent.children
let index = getNodeIndexInNodeList(node, childList)
if (index === -1 || index === childList.length - 1) {
return
}
let insertIndex = index + 1
// 节点实例
childList.splice(index, 1)
childList.splice(insertIndex, 0, node)
// 节点数据
parent.nodeData.children.splice(index, 1)
parent.nodeData.children.splice(insertIndex, 0, node.nodeData)
this.mindMap.render()
}
// 复制节点
copy () {
this.beingCopyData = this.copyNode()
setDataToClipboard({
simpleMindMap: true,
data: this.beingCopyData
})
}
// 剪切节点
cut () {
this.mindMap.execCommand('CUT_NODE', copyData => {
this.beingCopyData = copyData
setDataToClipboard({
simpleMindMap: true,
data: copyData
})
})
}
// 粘贴节点
paste () {
if (this.beingCopyData) {
this.mindMap.execCommand('PASTE_NODE', this.beingCopyData)
}
}
// 粘贴事件
async onPaste () {
const {errorHandler, handleIsSplitByWrapOnPasteCreateNewNode} =
this.mindMap.opt
// 读取剪贴板的文字和图片
let text = null
let img = null
try {
const res = await getDataFromClipboard()
text = res.text
img = res.img
} catch (error) {
errorHandler(ERROR_TYPES.READ_CLIPBOARD_ERROR, error)
}
// 检查剪切板数据是否有变化
// 通过图片大小来判断图片是否发生变化，可能是不准确的，但是目前没有其他好方法
const imgSize = img ? img.size : 0
if (this.beingPasteText !== text || this.beingPasteImgSize !== imgSize) {
this.currentBeingPasteType = CONSTANTS.PASTE_TYPE.CLIP_BOARD
this.beingPasteText = text
this.beingPasteImgSize = imgSize
}
// 检查要粘贴的节点数据是否有变化，节点优先级高于剪切板
if (this.lastBeingCopyData !== this.beingCopyData) {
this.lastBeingCopyData = this.beingCopyData
this.currentBeingPasteType = CONSTANTS.PASTE_TYPE.CANVAS
}
// 粘贴剪切板的数据
if (this.currentBeingPasteType === CONSTANTS.PASTE_TYPE.CLIP_BOARD) {
// 存在文本，则创建子节点
if (text) {
// 判断粘贴的是否是simple-mind-map的数据
let smmData = null
let useDefault = true
// 用户自定义处理
if (this.mindMap.opt.customHandleClipboardText) {
try {
const res = await this.mindMap.opt.customHandleClipboardText(text)
if (!isUndef(res)) {
useDefault = false
if (typeof res === 'object' && res.simpleMindMap) {
smmData = res.data
} else {
text = String(res)
}
}
} catch (error) {
errorHandler(ERROR_TYPES.CUSTOM_HANDLE_CLIPBOARD_TEXT_ERROR, error)
}
}
// 默认处理
if (useDefault) {
try {
const parsedData = JSON.parse(text)
if (parsedData && parsedData.simpleMindMap) {
smmData = parsedData.data
}
} catch (error) {
errorHandler(ERROR_TYPES.PARSE_PASTE_DATA_ERROR, error)
}
}
if (smmData) {
this.mindMap.execCommand(
'INSERT_MULTI_CHILD_NODE',
[],
Array.isArray(smmData) ? smmData : [smmData]
)
} else {
text = htmlEscape(text)
const textArr = text
.split(new RegExp('\r?\n|(?<!\n)\r', 'g'))
.filter(item => {
return !!item
})
// 判断是否需要根据换行自动分割节点
if (textArr.length > 1 && handleIsSplitByWrapOnPasteCreateNewNode) {
handleIsSplitByWrapOnPasteCreateNewNode()
.then(() => {
this.mindMap.execCommand(
'INSERT_MULTI_CHILD_NODE',
[],
textArr.map(item => {
return {
data: {
text: item
},
children: []
}
})
)
})
.catch(() => {
this.mindMap.execCommand('INSERT_CHILD_NODE', false, [], {
text
})
})
} else {
this.mindMap.execCommand('INSERT_CHILD_NODE', false, [], {
text
})
}
}
}
// 存在图片，则添加到当前激活节点
if (img) {
try {
let imgData = await loadImage(img)
if (this.activeNodeList.length > 0) {
this.activeNodeList.forEach(node => {
this.mindMap.execCommand('SET_NODE_IMAGE', node, {
url: imgData.url,
title: '',
width: imgData.size.width,
height: imgData.size.height
})
})
}
} catch (error) {
errorHandler(ERROR_TYPES.LOAD_CLIPBOARD_IMAGE_ERROR, error)
}
}
} else {
// 粘贴节点数据
this.paste()
}
}
// 将节点移动到另一个节点的前面
insertBefore (node, exist) {
this.insertTo(node, exist, 'before')
}
// 将节点移动到另一个节点的后面
insertAfter (node, exist) {
this.insertTo(node, exist, 'after')
}
// 将节点移动到另一个节点的前面或后面
insertTo (node, exist, dir = 'before') {
let nodeList = formatDataToArray(node)
nodeList = nodeList.filter(item => {
return !item.isRoot
})
if (dir === 'after') {
nodeList.reverse()
}
nodeList.forEach(item => {
this.checkNodeLayerChange(item, exist)
// 移动节点
let nodeParent = item.parent
let nodeBorthers = nodeParent.children
let nodeIndex = getNodeIndexInNodeList(item, nodeBorthers)
if (nodeIndex === -1) {
return
}
nodeBorthers.splice(nodeIndex, 1)
nodeParent.nodeData.children.splice(nodeIndex, 1)
// 目标节点
let existParent = exist.parent
let existBorthers = existParent.children
let existIndex = getNodeIndexInNodeList(exist, existBorthers)
if (existIndex === -1) {
return
}
if (dir === 'after') {
existIndex++
}
existBorthers.splice(existIndex, 0, item)
existParent.nodeData.children.splice(existIndex, 0, item.nodeData)
})
this.mindMap.render()
}
// 如果是富文本模式，那么某些层级变化需要更新样式
checkNodeLayerChange (node, toNode) {
if (this.mindMap.richText) {
let nodeLayerChanged =
(node.layerIndex === 1 && toNode.layerIndex !== 1) ||
(node.layerIndex !== 1 && toNode.layerIndex === 1)
if (nodeLayerChanged) {
node.setData({
resetRichText: true
})
}
}
}
// 移除节点
removeNode (appointNodes = []) {
appointNodes = formatDataToArray(appointNodes)
if (this.activeNodeList.length <= 0 && appointNodes.length <= 0) {
return
}
// 删除节点后需要激活的节点
let needActiveNode = null
let isAppointNodes = appointNodes.length > 0
let list = isAppointNodes ? appointNodes : this.activeNodeList
let root = list.find(node => {
return node.isRoot
})
if (root) {
this.clearActiveNodeList()
root.children = []
root.nodeData.children = []
} else {
// 如果只选中了一个节点，删除后激活其兄弟节点或者父节点
needActiveNode = this.getNextActiveNode()
for (let i = 0; i < list.length; i++) {
let node = list[i]
if (isAppointNodes) list.splice(i, 1)
if (node.isGeneralization) {
this.deleteNodeGeneralization(node)
this.removeNodeFromActiveList(node)
i--
} else {
this.removeNodeFromActiveList(node)
removeFromParentNodeData(node)
i--
}
}
}
this.activeNodeList = []
// 激活被删除节点的兄弟节点或父节点
if (needActiveNode) {
this.addNodeToActiveList(needActiveNode)
}
this.emitNodeActiveEvent()
this.mindMap.render()
}
// 删除概要节点，即从所属节点里删除该概要
deleteNodeGeneralization (node) {
const targetNode = node.generalizationBelongNode
const index = targetNode.getGeneralizationNodeIndex(node)
let generalization = targetNode.getData('generalization')
if (Array.isArray(generalization)) {
generalization.splice(index, 1)
} else {
generalization = null
}
// 删除概要节点
this.mindMap.execCommand('SET_NODE_DATA', targetNode, {
generalization
})
this.closeHighlightNode()
}
// 仅删除当前节点
removeCurrentNode (appointNodes = []) {
appointNodes = formatDataToArray(appointNodes)
if (this.activeNodeList.length <= 0 && appointNodes.length <= 0) {
return
}
// 删除节点后需要激活的节点，如果只选中了一个节点，删除后激活其兄弟节点或者父节点
let needActiveNode = this.getNextActiveNode()
let isAppointNodes = appointNodes.length > 0
let list = isAppointNodes ? appointNodes : this.activeNodeList
list = list.filter(node => {
return !node.isRoot
})
for (let i = 0; i < list.length; i++) {
let node = list[i]
if (node.isGeneralization) {
// 删除概要节点
this.deleteNodeGeneralization(node)
} else {
const parent = node.parent
const index = getNodeDataIndex(node)
parent.nodeData.children.splice(
index,
1,
...(node.nodeData.children || [])
)
}
}
this.activeNodeList = []
// 激活被删除节点的兄弟节点或父节点
if (needActiveNode) {
this.addNodeToActiveList(needActiveNode)
}
this.emitNodeActiveEvent()
this.mindMap.render()
}
// 计算下一个可激活的节点
getNextActiveNode () {
let needActiveNode = null
if (
this.activeNodeList.length === 1 &&
!this.activeNodeList[0].isGeneralization &&
this.mindMap.opt.deleteNodeActive
) {
const node = this.activeNodeList[0]
const broList = node.parent.children
const nodeIndex = getNodeIndexInNodeList(node, broList)
// 如果后面有兄弟节点
if (nodeIndex < broList.length - 1) {
needActiveNode = broList[nodeIndex + 1]
} else {
// 如果前面有兄弟节点
if (nodeIndex > 0) {
needActiveNode = broList[nodeIndex - 1]
} else {
// 没有兄弟节点
needActiveNode = node.parent
}
}
}
return needActiveNode
}
// 复制节点
copyNode () {
if (this.activeNodeList.length <= 0) {
return
}
const nodeList = getTopAncestorsFomNodeList(this.activeNodeList)
return nodeList.map(node => {
return copyNodeTree({}, node, true)
})
}
// 剪切节点
cutNode (callback) {
if (this.activeNodeList.length <= 0) {
return
}
// 找出激活节点中的顶层节点列表，并过滤掉根节点
const nodeList = getTopAncestorsFomNodeList(this.activeNodeList).filter(
node => {
return !node.isRoot
}
)
// 复制数据
const copyData = nodeList.map(node => {
return copyNodeTree({}, node, true)
})
// 从父节点的数据中移除
nodeList.forEach(node => {
removeFromParentNodeData(node)
})
// 清空激活节点列表
this.clearActiveNodeList()
this.mindMap.render()
if (callback && typeof callback === 'function') {
callback(copyData)
}
}
// 移动节点作为另一个节点的子节点
moveNodeTo (node, toNode) {
let nodeList = formatDataToArray(node)
nodeList = nodeList.filter(item => {
return !item.isRoot
})
nodeList.forEach(item => {
this.checkNodeLayerChange(item, toNode)
this.removeNodeFromActiveList(item)
removeFromParentNodeData(item)
toNode.nodeData.children.push(item.nodeData)
})
this.emitNodeActiveEvent()
this.mindMap.render()
}
// 粘贴节点到节点
pasteNode (data) {
data = formatDataToArray(data)
if (this.activeNodeList.length <= 0 || data.length <= 0) {
return
}
this.activeNodeList.forEach(node => {
node.nodeData.children.push(
...data.map(item => {
const newData = simpleDeepClone(item)
createUidForAppointNodes([newData], true)
return newData
})
)
})
this.mindMap.render()
}
// 设置节点样式
setNodeStyle (node, prop, value) {
let data = {
[prop]: value
}
// 如果开启了富文本，则需要应用到富文本上
if (this.mindMap.richText) {
this.mindMap.richText.setNotActiveNodeStyle(node, {
[prop]: value
})
}
this.setNodeDataRender(node, data)
// 更新了连线的样式
if (lineStyleProps.includes(prop)) {
;(node.parent || node).renderLine(true)
}
}
// 设置节点多个样式
setNodeStyles (node, style) {
let data = {...style}
// 如果开启了富文本，则需要应用到富文本上
if (this.mindMap.richText) {
this.mindMap.richText.setNotActiveNodeStyle(node, style)
}
this.setNodeDataRender(node, data)
// 更新了连线的样式
let props = Object.keys(style)
let hasLineStyleProps = false
props.forEach(key => {
if (lineStyleProps.includes(key)) {
hasLineStyleProps = true
}
})
if (hasLineStyleProps) {
;(node.parent || node).renderLine(true)
}
}
// 设置节点是否激活
setNodeActive (node, active) {
this.mindMap.execCommand('SET_NODE_DATA', node, {
isActive: active
})
node.updateNodeByActive(active)
}
// 设置节点是否展开
setNodeExpand (node, expand) {
this.mindMap.execCommand('SET_NODE_DATA', node, {
expand
})
this.mindMap.render()
}
// 展开所有
expandAllNode () {
walk(
this.renderTree,
null,
node => {
if (!node.data.expand) {
node.data.expand = true
}
},
null,
true,
0,
0
)
this.mindMap.render()
}
// 收起所有
unexpandAllNode () {
walk(
this.renderTree,
null,
(node, parent, isRoot) => {
if (!isRoot && node.children && node.children.length > 0) {
node.data.expand = false
}
},
null,
true,
0,
0
)
this.mindMap.render(() => {
this.mindMap.view.reset()
})
}
// 展开到指定层级
expandToLevel (level) {
walk(
this.renderTree,
null,
(node, parent, isRoot, layerIndex) => {
const expand = layerIndex < level
if (expand) {
node.data.expand = true
} else if (!isRoot && node.children && node.children.length > 0) {
node.data.expand = false
}
},
null,
true,
0,
0
)
this.mindMap.render()
}
// 切换激活节点的展开状态
toggleActiveExpand () {
this.activeNodeList.forEach(node => {
if (node.nodeData.children.length <= 0) {
return
}
this.toggleNodeExpand(node)
})
}
// 切换节点展开状态
toggleNodeExpand (node) {
this.mindMap.execCommand('SET_NODE_EXPAND', node, !node.getData('expand'))
}
// 设置节点文本
setNodeText (node, text, richText, resetRichText) {
this.setNodeDataRender(node, {
text,
richText,
resetRichText
})
}
// 设置节点图片
setNodeImage (node, data) {
const {
url,
title,
width,
height,
custom = false
} = data || {url: '', title: '', width: 0, height: 0, custom: false}
this.setNodeDataRender(node, {
image: url,
imageTitle: title || '',
imageSize: {
width,
height,
custom
}
})
}
// 设置节点图标
setNodeIcon (node, icons) {
this.setNodeDataRender(node, {
icon: icons
})
}
// 设置节点超链接
setNodeHyperlink (node, link, title = '') {
this.setNodeDataRender(node, {
hyperlink: link,
hyperlinkTitle: title
})
}
// 设置节点备注
setNodeNote (node, note) {
this.setNodeDataRender(node, {
note
})
}
// 设置节点标签
setNodeTag (node, tag) {
this.setNodeDataRender(node, {
tag
})
}
// 设置节点公式
insertFormula (formula, appointNodes = []) {
// 只在富文本模式下可用，并且需要注册Formula插件
if (!this.mindMap.richText || !this.mindMap.formula) return
appointNodes = formatDataToArray(appointNodes)
const list = appointNodes.length > 0 ? appointNodes : this.activeNodeList
list.forEach(node => {
this.mindMap.formula.insertFormulaToNode(node, formula)
})
}
// 添加节点概要
addGeneralization (data) {
if (this.activeNodeList.length <= 0) {
return
}
const nodeList = this.activeNodeList.filter(node => {
return (
!node.isRoot &&
!node.isGeneralization &&
!node.checkHasSelfGeneralization()
)
})
const list = parseAddGeneralizationNodeList(nodeList)
list.forEach(item => {
const newData = {
...(data || {
text: this.mindMap.opt.defaultGeneralizationText
}),
range: item.range || null
}
let generalization = item.node.getData('generalization')
if (generalization) {
if (Array.isArray(generalization)) {
generalization.push(newData)
} else {
generalization = [generalization, newData]
}
} else {
generalization = [newData]
}
this.mindMap.execCommand('SET_NODE_DATA', item.node, {
generalization
})
// 插入子节点时自动展开子节点
item.node.setData({
expand: true
})
})
this.mindMap.render(() => {
// 修复祖先节点存在概要时位置未更新的问题
// 修复同时给存在上下级关系的节点添加概要时重叠的问题
this.mindMap.render()
})
}
// 删除节点概要
removeGeneralization () {
if (this.activeNodeList.length <= 0