优化和修复节点编辑的一些体验和问题

simple-mind-map/src/Event.js

@@ -28,6 +28,7 @@ class Event extends EventEmitter {
   //  绑定函数上下文
   bindFn() {
     this.onDrawClick = this.onDrawClick.bind(this)
+    this.onDrawMousedown = this.onDrawMousedown.bind(this)
     this.onMousedown = this.onMousedown.bind(this)
     this.onMousemove = this.onMousemove.bind(this)
     this.onMouseup = this.onMouseup.bind(this)
@@ -40,6 +41,7 @@ class Event extends EventEmitter {
   //  绑定事件
   bind() {
     this.mindMap.svg.on('click', this.onDrawClick)
+    this.mindMap.svg.on('mousedown', this.onDrawMousedown)
     this.mindMap.el.addEventListener('mousedown', this.onMousedown)
     this.mindMap.svg.on('mousedown', this.onSvgMousedown)
     window.addEventListener('mousemove', this.onMousemove)
@@ -52,6 +54,7 @@ class Event extends EventEmitter {
   //  解绑事件
   unbind() {
     this.mindMap.svg.off('click', this.onDrawClick)
+    this.mindMap.svg.off('mousedown', this.onDrawMousedown)
     this.mindMap.el.removeEventListener('mousedown', this.onMousedown)
     window.removeEventListener('mousemove', this.onMousemove)
     window.removeEventListener('mouseup', this.onMouseup)
@@ -65,6 +68,11 @@ class Event extends EventEmitter {
     this.emit('draw_click', e)
   }
 
+  // 画布的鼠标按下事件
+  onDrawMousedown(e) {
+    this.emit('draw_mousedown', e)
+  }
+
   //   svg画布的鼠标按下事件
   onSvgMousedown(e) {
     this.emit('svg_mousedown', e)
@@ -72,7 +80,6 @@ class Event extends EventEmitter {
 
   //  鼠标按下事件
   onMousedown(e) {
-    // e.preventDefault()
     // 鼠标左键
     if (e.which === 1) {
       this.isLeftMousedown = true
@@ -84,13 +91,13 @@ class Event extends EventEmitter {
 
   //  鼠标移动事件
   onMousemove(e) {
-    // e.preventDefault()
     this.mousemovePos.x = e.clientX
     this.mousemovePos.y = e.clientY
     this.mousemoveOffset.x = e.clientX - this.mousedownPos.x
     this.mousemoveOffset.y = e.clientY - this.mousedownPos.y
     this.emit('mousemove', e, this)
     if (this.isLeftMousedown) {
+      e.preventDefault()
       this.emit('drag', e, this)
     }
   }

simple-mind-map/src/Node.js

@@ -450,6 +450,7 @@ class Node {
 
   // 更新节点形状样式
   updateNodeShape() {
+    if (!this.shapeNode) return
     const shape = this.getShape()
     this.style[shape === CONSTANTS.SHAPE.RECTANGLE ? 'rect' : 'shape'](this.shapeNode)
   }

simple-mind-map/src/RichText.js

@@ -4,6 +4,7 @@ import './css/quill.css'
 import html2canvas from 'html2canvas'
 import { Image as SvgImage } from '@svgdotjs/svg.js'
 import { walk } from './utils'
+import { CONSTANTS } from './utils/constant'
 
 let extended = false
 
@@ -97,7 +98,7 @@ class RichText {
     this.mindMap.renderer.textEdit.registerTmpShortcut()
     if (!this.textEditNode) {
       this.textEditNode = document.createElement('div')
-      this.textEditNode.style.cssText = `position:fixed;box-sizing: border-box;box-shadow: 0 0 20px rgba(0,0,0,.5);outline: none; word-break: break-all;`
+      this.textEditNode.style.cssText = `position:fixed;box-sizing: border-box;box-shadow: 0 0 20px rgba(0,0,0,.5);outline: none; word-break: break-all;padding: 3px 5px;margin-left: -5px;margin-top: -3px;`
       document.body.appendChild(this.textEditNode)
     }
     // 原始宽高
@@ -147,7 +148,7 @@ class RichText {
       underline: node.style.merge('textDecoration') === 'underline',
       strike: node.style.merge('textDecoration') === 'line-through'
     }
-    this.formatText(style)
+    this.formatAllText(style)
   }
 
   // 隐藏文本编辑控件，即完成编辑
@@ -435,6 +436,7 @@ class RichText {
           node.data.richText = false
           div.innerHTML = node.data.text
           node.data.text = div.textContent
+          // delete node.data.uid
         }
       },
       null,
@@ -445,7 +447,7 @@ class RichText {
     // 清空历史数据，并且触发数据变化
     this.mindMap.command.clearHistory()
     this.mindMap.command.addHistory()
-    this.mindMap.reRender()
+    this.mindMap.render(null, CONSTANTS.TRANSFORM_TO_NORMAL_NODE)
   }
 
   // 插件被移除前做的事情

simple-mind-map/src/Style.js

@@ -79,14 +79,14 @@ class Style {
       color: this.merge('fillColor')
     })
     // 节点使用横线样式，不需要渲染非激活状态的边框样式
-    if (
+    // if (
-      !this.ctx.isRoot &&
+    //   !this.ctx.isRoot &&
-      !this.ctx.isGeneralization &&
+    //   !this.ctx.isGeneralization &&
-      this.ctx.mindMap.themeConfig.nodeUseLineStyle &&
+    //   this.ctx.mindMap.themeConfig.nodeUseLineStyle &&
-      !this.ctx.nodeData.data.isActive
+    //   !this.ctx.nodeData.data.isActive
-    ) {
+    // ) {
-      return
+    //   return
-    }
+    // }
     node.stroke({
       color: this.merge('borderColor'),
       width: this.merge('borderWidth'),
@@ -120,11 +120,11 @@ class Style {
   }
 
   //  html文字节点
-  domText(node, fontSizeScale = 1) {
+  domText(node, fontSizeScale = 1, textLines) {
     node.style.fontFamily = this.merge('fontFamily')
     node.style.fontSize = this.merge('fontSize') * fontSizeScale + 'px'
     node.style.fontWeight = this.merge('fontWeight') || 'normal'
-    node.style.lineHeight = this.merge('lineHeight')
+    node.style.lineHeight = textLines === 1 ? 'normal' : this.merge('lineHeight')
     node.style.fontStyle = this.merge('fontStyle')
   }
 

simple-mind-map/src/TextEdit.js

@@ -23,6 +23,10 @@ export default class TextEdit {
       // 隐藏文本编辑框
       this.hideEditTextBox()
     })
+    this.mindMap.on('draw_mousedown', () => {
+      // 隐藏文本编辑框
+      this.hideEditTextBox()
+    })
     // 展开收缩按钮点击事件
     this.mindMap.on('expand_btn_click', () => {
       this.hideEditTextBox()
@@ -74,17 +78,18 @@ export default class TextEdit {
     let scale = this.mindMap.view.scale
     let lineHeight = node.style.merge('lineHeight')
     let fontSize = node.style.merge('fontSize')
-    node.style.domText(this.textEditNode, scale)
+    let textLines = node.nodeData.data.text.split(/\n/gim)
-    this.textEditNode.innerHTML = node.nodeData.data.text
+    node.style.domText(this.textEditNode, scale, textLines.length)
-      .split(/\n/gim)
+    this.textEditNode.innerHTML = textLines.join('<br>')
-      .join('<br>')
     this.textEditNode.style.minWidth = rect.width + 10 + 'px'
     this.textEditNode.style.minHeight = rect.height + 6 + 'px'
     this.textEditNode.style.left = rect.left + 'px'
     this.textEditNode.style.top = rect.top + 'px'
     this.textEditNode.style.display = 'block'
     this.textEditNode.style.maxWidth = this.mindMap.opt.textAutoWrapWidth * scale + 'px'
-    this.textEditNode.style.transform = `translateY(${-(lineHeight * fontSize - fontSize) / 2 * scale}px)`
+    if (textLines.length > 1 && lineHeight !== 1) {
+      this.textEditNode.style.transform = `translateY(${-((lineHeight * fontSize - fontSize) / 2 - 2) * scale}px)`
+    }
     this.showTextEdit = true
     // 选中文本
     this.selectNodeText()
@@ -126,6 +131,7 @@ export default class TextEdit {
     this.textEditNode.style.fontFamily = 'inherit'
     this.textEditNode.style.fontSize = 'inherit'
     this.textEditNode.style.fontWeight = 'normal'
+    this.textEditNode.style.transform = 'translateY(0)'
     this.showTextEdit = false
   }
 }

simple-mind-map/src/css/quill.css

@@ -2,6 +2,7 @@
     overflow: hidden;
     padding: 0;
     height: auto;
+    line-height: normal;
 }
 
 .ql-container {

simple-mind-map/src/utils/constant.js

@@ -117,6 +117,7 @@ export const themeList = [
 // 常量
 export const CONSTANTS = {
   CHANGE_THEME: 'changeTheme',
+  TRANSFORM_TO_NORMAL_NODE: 'transformAllNodesToNormalNode',
   MODE: {
     READONLY: 'readonly',
     EDIT: 'edit'