feat: handle list boundary

src/editor/core/command/CommandAdapt.ts

@@ -20,7 +20,7 @@ import { ITd } from '../../interface/table/Td'
 import { ITr } from '../../interface/table/Tr'
 import { IWatermark } from '../../interface/Watermark'
 import { downloadFile, getUUID } from '../../utils'
-import { formatElementList, isTextLikeElement } from '../../utils/element'
+import { formatElementContext, formatElementList, isTextLikeElement } from '../../utils/element'
 import { printImageBase64 } from '../../utils/print'
 import { Control } from '../draw/control/Control'
 import { Draw } from '../draw/Draw'
@@ -543,12 +543,14 @@ export class CommandAdapt {
     formatElementList([element], {
       editorOptions: this.options
     })
+    formatElementContext(elementList, [element], startIndex)
     const curIndex = startIndex + 1
-    if (startIndex === endIndex) {
-      this.draw.spliceElementList(elementList, curIndex, 0, element)
-    } else {
-      this.draw.spliceElementList(elementList, curIndex, endIndex - startIndex, element)
-    }
+    this.draw.spliceElementList(
+      elementList,
+      curIndex,
+      startIndex === endIndex ? 0 : endIndex - startIndex,
+      element
+    )
     this.range.setRange(curIndex, curIndex)
     this.draw.render({ curIndex, isSetCursor: false })
   }
@@ -1156,11 +1158,13 @@ export class CommandAdapt {
     }))
     if (!newElementList) return
     const start = startIndex + 1
-    if (startIndex === endIndex) {
-      this.draw.spliceElementList(elementList, start, 0, ...newElementList)
-    } else {
-      this.draw.spliceElementList(elementList, start, endIndex - startIndex, ...newElementList)
-    }
+    formatElementContext(elementList, newElementList, startIndex)
+    this.draw.spliceElementList(
+      elementList,
+      start,
+      startIndex === endIndex ? 0 : endIndex - startIndex,
+      ...newElementList
+    )
     const curIndex = start + newElementList.length - 1
     this.range.setRange(curIndex, curIndex)
     this.draw.render({ curIndex })
@@ -1284,6 +1288,7 @@ export class CommandAdapt {
         dashArray: payload
       }
       // 从行头增加分割线
+      formatElementContext(elementList, [newElement], startIndex)
       if (startIndex !== 0 && elementList[startIndex].value === ZERO) {
         this.draw.spliceElementList(elementList, startIndex, 1, newElement)
         curIndex = startIndex - 1
@@ -1355,11 +1360,13 @@ export class CommandAdapt {
       type: ElementType.IMAGE
     }
     const curIndex = startIndex + 1
-    if (startIndex === endIndex) {
-      this.draw.spliceElementList(elementList, curIndex, 0, element)
-    } else {
-      this.draw.spliceElementList(elementList, curIndex, endIndex - startIndex, element)
-    }
+    formatElementContext(elementList, [element], startIndex)
+    this.draw.spliceElementList(
+      elementList,
+      curIndex,
+      startIndex === endIndex ? 0 : endIndex - startIndex,
+      element
+    )
     this.range.setRange(curIndex, curIndex)
     this.draw.render({ curIndex })
   }
@@ -1611,6 +1618,10 @@ export class CommandAdapt {
     if (!payload.length) return
     const isReadonly = this.draw.isReadonly()
     if (isReadonly) return
+    // 格式化上下文信息
+    const { startIndex } = this.range.getRange()
+    const elementList = this.draw.getElementList()
+    formatElementContext(elementList, payload, startIndex)
     this.draw.insertElementList(payload)
   }
 

src/editor/core/cursor/CursorAgent.ts

@@ -1,7 +1,11 @@
+import { ZERO } from '../../dataset/constant/Common'
 import { EDITOR_PREFIX } from '../../dataset/constant/Editor'
+import { VIRTUAL_ELEMENT_TYPE } from '../../dataset/constant/Element'
 import { ElementType } from '../../dataset/enum/Element'
+import { IElement } from '../../interface/Element'
 import { debounce } from '../../utils'
 import { getElementListByHTML } from '../../utils/clipboard'
+import { formatElementContext } from '../../utils/element'
 import { Draw } from '../draw/Draw'
 import { CanvasEvent } from '../event/CanvasEvent'
 
@@ -47,6 +51,9 @@ export class CursorAgent {
   private _paste(evt: ClipboardEvent) {
     const clipboardData = evt.clipboardData
     if (!clipboardData) return
+    const rangeManager = this.draw.getRange()
+    const { startIndex } = rangeManager.getRange()
+    const elementList = this.draw.getElementList()
     // 从粘贴板提取数据
     let isHTML = false
     for (let i = 0; i < clipboardData.items.length; i++) {
@@ -66,10 +73,34 @@ export class CursorAgent {
         }
         if (item.type === 'text/html' && isHTML) {
           item.getAsString(htmlText => {
-            const elementList = getElementListByHTML(htmlText, {
+            const pasteElementList = getElementListByHTML(htmlText, {
               innerWidth: this.draw.getOriginalInnerWidth()
             })
-            this.draw.insertElementList(elementList)
+            if (~startIndex) {
+              // 如果是复制到虚拟元素里，则粘贴列表的虚拟元素需扁平化处理
+              const anchorElement = elementList[startIndex]
+              if (anchorElement?.titleId || anchorElement?.listId) {
+                let start = 0
+                while (start < pasteElementList.length) {
+                  const pasteElement = pasteElementList[start]
+                  if (VIRTUAL_ELEMENT_TYPE.includes(pasteElement.type!)) {
+                    pasteElementList.splice(start, 1)
+                    if (pasteElement.valueList) {
+                      for (let v = 0; v < pasteElement.valueList.length; v++) {
+                        const element = pasteElement.valueList[v]
+                        if (element.value === ZERO || element.value === '\n') continue
+                        pasteElementList.splice(start, 0, element)
+                        start++
+                      }
+                    }
+                    start--
+                  }
+                  start++
+                }
+              }
+              formatElementContext(elementList, pasteElementList, startIndex)
+            }
+            this.draw.insertElementList(pasteElementList)
           })
         }
       } else if (item.kind === 'file') {
@@ -84,12 +115,16 @@ export class CursorAgent {
               const value = fileReader.result as string
               image.src = value
               image.onload = () => {
-                this.draw.insertElementList([{
+                const imageElement: IElement = {
                   value,
                   type: ElementType.IMAGE,
                   width: image.width,
                   height: image.height
-                }])
+                }
+                if (~startIndex) {
+                  formatElementContext(elementList, [imageElement], startIndex)
+                }
+                this.draw.insertElementList([imageElement])
               }
             }
           }

src/editor/core/draw/Draw.ts

@@ -52,7 +52,7 @@ import { I18n } from '../i18n/I18n'
 import { ImageObserver } from '../observer/ImageObserver'
 import { Zone } from '../zone/Zone'
 import { Footer } from './frame/Footer'
-import { EDITOR_ELEMENT_CONTEXT_ATTR, INLINE_ELEMENT_TYPE } from '../../dataset/constant/Element'
+import { INLINE_ELEMENT_TYPE } from '../../dataset/constant/Element'
 import { ListParticle } from './particle/ListParticle'
 
 export class Draw {
@@ -438,18 +438,6 @@ export class Draw {
     return this.footerElementList
   }
 
-  public formatElementContext(anchorElement: IElement, targetElement: IElement) {
-    for (let i = 0; i < EDITOR_ELEMENT_CONTEXT_ATTR.length; i++) {
-      const attr = EDITOR_ELEMENT_CONTEXT_ATTR[i]
-      const value = anchorElement[attr] as never
-      if (value !== undefined) {
-        targetElement[attr] = value
-      } else {
-        delete targetElement[attr]
-      }
-    }
-  }
-
   public insertElementList(payload: IElement[]) {
     if (!payload.length) return
     const isPartRangeInControlOutside = this.control.isPartRangeInControlOutside()
@@ -501,20 +489,6 @@ export class Draw {
         }
       }
     }
-    if (items.length) {
-      // 格式化新增数据
-      const endIndex = start + deleteCount - 1
-      const endElement = elementList[endIndex]
-      const endNextElement = elementList[endIndex + 1]
-      const anchorElement = endElement?.value === ZERO && endNextElement && endNextElement.value !== ZERO
-        ? endNextElement
-        : endElement
-      if (anchorElement) {
-        for (let i = 0; i < items.length; i++) {
-          this.formatElementContext(anchorElement, items[i])
-        }
-      }
-    }
     elementList.splice(start, deleteCount, ...items)
   }
 

src/editor/core/draw/control/Control.ts

@@ -4,7 +4,7 @@ import { IControl, IControlInitOption, IControlInstance, IControlOption } from '
 import { IElement, IElementPosition } from '../../../interface/Element'
 import { IRange } from '../../../interface/Range'
 import { deepClone, splitText } from '../../../utils'
-import { pickElementAttr, zipElementList } from '../../../utils/element'
+import { formatElementContext, pickElementAttr, zipElementList } from '../../../utils/element'
 import { Listener } from '../../listener/Listener'
 import { RangeManager } from '../../range/RangeManager'
 import { Draw } from '../Draw'
@@ -293,14 +293,16 @@ export class Control {
     const placeholderStrList = splitText(control.placeholder)
     for (let p = 0; p < placeholderStrList.length; p++) {
       const value = placeholderStrList[p]
-      this.draw.spliceElementList(elementList, startIndex + p + 1, 0, {
+      const newElement: IElement = {
         value,
         controlId: startElement.controlId,
         type: ElementType.CONTROL,
         control: startElement.control,
         controlComponent: ControlComponent.PLACEHOLDER,
         color: this.options.placeholderColor
-      })
+      }
+      formatElementContext(elementList, [newElement], startIndex)
+      this.draw.spliceElementList(elementList, startIndex + p + 1, 0, newElement)
     }
   }
 

src/editor/core/draw/control/select/SelectControl.ts

@@ -5,6 +5,7 @@ import { KeyMap } from '../../../../dataset/enum/KeyMap'
 import { IControlInstance } from '../../../../interface/Control'
 import { IElement } from '../../../../interface/Element'
 import { splitText } from '../../../../utils'
+import { formatElementContext } from '../../../../utils/element'
 import { Control } from '../Control'
 
 export class SelectControl implements IControlInstance {
@@ -189,11 +190,13 @@ export class SelectControl implements IControlInstance {
     const data = splitText(valueSet.value)
     const draw = this.control.getDraw()
     for (let i = 0; i < data.length; i++) {
-      draw.spliceElementList(elementList, start + i, 0, {
+      const newElement: IElement = {
         ...startElement,
         value: data[i],
         controlComponent: ControlComponent.VALUE
-      })
+      }
+      formatElementContext(elementList, [newElement], startIndex)
+      draw.spliceElementList(elementList, start + i, 0, newElement)
     }
     // render
     const newIndex = start + data.length - 1

src/editor/core/draw/control/text/TextControl.ts

@@ -2,6 +2,7 @@ import { ControlComponent } from '../../../../dataset/enum/Control'
 import { KeyMap } from '../../../../dataset/enum/KeyMap'
 import { IControlInstance } from '../../../../interface/Control'
 import { IElement } from '../../../../interface/Element'
+import { formatElementContext } from '../../../../utils/element'
 import { Control } from '../Control'
 
 export class TextControl implements IControlInstance {
@@ -74,11 +75,13 @@ export class TextControl implements IControlInstance {
     const startElement = elementList[startIndex]
     const start = range.startIndex + 1
     for (let i = 0; i < data.length; i++) {
-      draw.spliceElementList(elementList, start + i, 0, {
+      const newElement: IElement = {
         ...startElement,
         ...data[i],
         controlComponent: ControlComponent.VALUE
-      })
+      }
+      formatElementContext(elementList, [newElement], startIndex)
+      draw.spliceElementList(elementList, start + i, 0, newElement)
     }
     return start + data.length - 1
   }

src/editor/core/draw/particle/ListParticle.ts

@@ -78,7 +78,7 @@ export class ListParticle {
     let text = ''
     if (startElement.listType === ListType.UL) {
       if (startElement.listStyle) {
-        text = ulStyleMapping[<UlStyle><unknown>startElement.listStyle]
+        text = ulStyleMapping[<UlStyle><unknown>startElement.listStyle] || ulStyleMapping[UlStyle.DISC]
       }
     } else {
       text = `${listIndex! + 1}${KeyMap.PERIOD}`

src/editor/core/event/handlers/input.ts

@@ -3,6 +3,7 @@ import { EDITOR_ELEMENT_COPY_ATTR } from '../../../dataset/constant/Element'
 import { ElementType } from '../../../dataset/enum/Element'
 import { IElement } from '../../../interface/Element'
 import { splitText } from '../../../utils'
+import { formatElementContext } from '../../../utils/element'
 import { CanvasEvent } from '../CanvasEvent'
 
 export function input(data: string, host: CanvasEvent) {
@@ -72,6 +73,7 @@ export function input(data: string, host: CanvasEvent) {
     if (startIndex !== endIndex) {
       draw.spliceElementList(elementList, start, endIndex - startIndex)
     }
+    formatElementContext(elementList, inputData, startIndex)
     draw.spliceElementList(elementList, start, 0, ...inputData)
     curIndex = startIndex + inputData.length
   }

src/editor/core/event/handlers/keydown.ts

@@ -3,6 +3,7 @@ import { ZERO } from '../../../dataset/constant/Common'
 import { ElementType } from '../../../dataset/enum/Element'
 import { KeyMap } from '../../../dataset/enum/KeyMap'
 import { IElement, IElementPosition } from '../../../interface/Element'
+import { formatElementContext } from '../../../utils/element'
 import { isMod } from '../../../utils/hotkey'
 import { CanvasEvent } from '../CanvasEvent'
 
@@ -76,6 +77,7 @@ export function keydown(evt: KeyboardEvent, host: CanvasEvent) {
     const enterText: IElement = {
       value: ZERO
     }
+    formatElementContext(elementList, [enterText], startIndex)
     let curIndex: number
     if (activeControl && !control.isRangInPostfix()) {
       curIndex = control.setValue([enterText])

src/editor/core/event/handlers/mouseup.ts

@@ -3,7 +3,7 @@ import { ControlComponent, ControlType } from '../../../dataset/enum/Control'
 import { ElementType } from '../../../dataset/enum/Element'
 import { IElement } from '../../../interface/Element'
 import { deepClone, getUUID } from '../../../utils'
-import { formatElementList } from '../../../utils/element'
+import { formatElementContext, formatElementList } from '../../../utils/element'
 import { CanvasEvent } from '../CanvasEvent'
 
 type IDragElement = IElement & { dragId: string }
@@ -103,6 +103,7 @@ export function mouseup(evt: MouseEvent, host: CanvasEvent) {
         return newElement
       }
     })
+    formatElementContext(elementList, replaceElementList, range.startIndex)
     // 缓存拖拽选区开始结束id
     const cacheRangeStartId = createDragId(cacheElementList[cacheRange.startIndex])
     const cacheRangeEndId = createDragId(cacheElementList[cacheRange.endIndex])

src/editor/core/range/RangeManager.ts

@@ -95,10 +95,29 @@ export class RangeManager {
       if (positionList[start]?.value === ZERO) break
       start--
     }
+    // 中间选择
+    if (startIndex !== endIndex) {
+      let middle = startIndex + 1
+      while (middle < endIndex) {
+        const { pageNo, rowNo } = positionList[middle]
+        let rowArray = rangeRow.get(pageNo)
+        if (!rowArray) {
+          rowArray = []
+          rangeRow.set(pageNo, rowArray)
+        }
+        if (!rowArray.includes(rowNo)) {
+          rowArray.push(rowNo)
+        }
+        middle++
+      }
+    }
     // 向下查找
-    let end = startIndex + 1
+    let end = endIndex
     while (end < positionList.length) {
-      if (elementList[end].titleId !== elementList[end + 1]?.titleId) break
+      if (
+        positionList[end].value === ZERO ||
+        elementList[end].titleId !== elementList[end + 1]?.titleId
+      ) break
       const { pageNo, rowNo } = positionList[end]
       let rowArray = rangeRow.get(pageNo)
       if (!rowArray) {
@@ -108,7 +127,6 @@ export class RangeManager {
       if (!rowArray.includes(rowNo)) {
         rowArray.push(rowNo)
       }
-      if (positionList[end].value === ZERO) break
       end++
     }
     return rangeRow

src/editor/dataset/constant/Element.ts

@@ -26,9 +26,7 @@ export const EDITOR_ELEMENT_COPY_ATTR: Array<keyof IElement> = [
   'url',
   'hyperlinkId',
   'dateId',
-  'dateFormat',
-  'level',
-  'titleId'
+  'dateFormat'
 ]
 
 export const EDITOR_ELEMENT_ZIP_ATTR: Array<keyof IElement> = [
@@ -64,6 +62,8 @@ export const EDITOR_ELEMENT_CONTEXT_ATTR: Array<keyof IElement> = [
   'tdId',
   'trId',
   'tableId',
+  'level',
+  'titleId',
   'listId',
   'listType',
   'listStyle'
@@ -87,5 +87,12 @@ export const INLINE_ELEMENT_TYPE: ElementType[] = [
 
 export const INLINE_NODE_NAME: string[] = [
   'HR',
-  'TABLE'
+  'TABLE',
+  'UL',
+  'OL'
+]
+
+export const VIRTUAL_ELEMENT_TYPE: ElementType[] = [
+  ElementType.TITLE,
+  ElementType.LIST
 ]

src/editor/dataset/constant/List.ts

@@ -1,7 +1,19 @@
-import { UlStyle } from '../enum/List'
+import { ListStyle, ListType, UlStyle } from '../enum/List'
 
 export const ulStyleMapping: Record<UlStyle, string> = {
   [UlStyle.DISC]: '•',
   [UlStyle.CIRCLE]: '◦',
   [UlStyle.SQUARE]: '▫︎'
 }
+
+export const listTypeElementMapping: Record<ListType, string> = {
+  [ListType.OL]: 'ol',
+  [ListType.UL]: 'ul'
+}
+
+export const listStyleCSSMapping: Record<ListStyle, string> = {
+  [ListStyle.DISC]: 'disc',
+  [ListStyle.CIRCLE]: 'circle',
+  [ListStyle.SQUARE]: 'square',
+  [ListStyle.DECIMAL]: 'decimal'
+}

src/editor/utils/clipboard.ts

@@ -1,6 +1,7 @@
-import { IEditorOption, IElement, RowFlex } from '..'
+import { IEditorOption, IElement, ListStyle, ListType, RowFlex } from '..'
 import { ZERO } from '../dataset/constant/Common'
 import { INLINE_NODE_NAME, TEXTLIKE_ELEMENT_TYPE } from '../dataset/constant/Element'
+import { listStyleCSSMapping, listTypeElementMapping } from '../dataset/constant/List'
 import { titleNodeNameMapping, titleOrderNumberMapping } from '../dataset/constant/Title'
 import { ControlComponent } from '../dataset/enum/Control'
 import { ElementType } from '../dataset/enum/Element'
@@ -53,9 +54,7 @@ export function convertElementToDom(element: IElement, options: DeepRequired<IEd
   if (element.italic) {
     dom.style.fontStyle = 'italic'
   }
-  if (element.size) {
-    dom.style.fontSize = `${element.size}px`
-  }
+  dom.style.fontSize = `${element.size || options.defaultSize}px`
   if (element.highlight) {
     dom.style.backgroundColor = element.highlight
   }
@@ -100,6 +99,38 @@ export function writeElementList(elementList: IElement[], options: DeepRequired<
         const childDom = buildDomFromElementList(zipElementList(element.valueList!))
         h.innerHTML = childDom.innerHTML
         clipboardDom.append(h)
+      } else if (element.type === ElementType.LIST) {
+        const list = document.createElement(listTypeElementMapping[element.listType!])
+        if (element.listStyle) {
+          list.style.listStyleType = listStyleCSSMapping[element.listStyle]
+        }
+        // 按照换行符拆分
+        let curListIndex = 0
+        const listElementListMap: Map<number, IElement[]> = new Map()
+        const zipList = zipElementList(element.valueList!)
+        for (let z = 0; z < zipList.length; z++) {
+          const zipElement = zipList[z]
+          const zipValueList = zipElement.value.split('\n')
+          for (let c = 0; c < zipValueList.length; c++) {
+            if (c > 0) {
+              curListIndex += 1
+            }
+            const value = zipValueList[c]
+            const listElementList = listElementListMap.get(curListIndex) || []
+            listElementList.push({
+              ...zipElement,
+              value,
+            })
+            listElementListMap.set(curListIndex, listElementList)
+          }
+        }
+        listElementListMap.forEach(listElementList => {
+          const li = document.createElement('li')
+          const childDom = buildDomFromElementList(listElementList)
+          li.innerHTML = childDom.innerHTML
+          list.append(li)
+        })
+        clipboardDom.append(list)
       } else if (element.type === ElementType.IMAGE) {
         const img = document.createElement('img')
         if (element.value) {
@@ -218,6 +249,27 @@ export function getElementListByHTML(htmlText: string, options: IGetElementListB
               value: '\n'
             })
           }
+        } else if (node.nodeName === 'UL' || node.nodeName === 'OL') {
+          const listNode = node as HTMLOListElement | HTMLUListElement
+          const listElement: IElement = {
+            value: '',
+            type: ElementType.LIST,
+            valueList: []
+          }
+          if (node.nodeName === 'OL') {
+            listElement.listType = ListType.OL
+          } else {
+            listElement.listType = ListType.UL
+            listElement.listStyle = <ListStyle><unknown>listNode.style.listStyleType
+          }
+          listNode.querySelectorAll('li').forEach(li => {
+            const liValueList = getElementListByHTML(li.innerHTML, options)
+            liValueList.unshift({
+              value: '\n'
+            })
+            listElement.valueList!.push(...liValueList)
+          })
+          elementList.push(listElement)
         } else if (node.nodeName === 'HR') {
           elementList.push({
             value: '\n',

src/editor/utils/element.ts

@@ -4,7 +4,7 @@ import { LaTexParticle } from '../core/draw/particle/latex/LaTexParticle'
 import { defaultCheckboxOption } from '../dataset/constant/Checkbox'
 import { ZERO } from '../dataset/constant/Common'
 import { defaultControlOption } from '../dataset/constant/Control'
-import { EDITOR_ELEMENT_ZIP_ATTR, TEXTLIKE_ELEMENT_TYPE } from '../dataset/constant/Element'
+import { EDITOR_ELEMENT_CONTEXT_ATTR, EDITOR_ELEMENT_ZIP_ATTR, TEXTLIKE_ELEMENT_TYPE } from '../dataset/constant/Element'
 import { titleSizeMapping } from '../dataset/constant/Title'
 import { ControlComponent, ControlType } from '../dataset/enum/Control'
 import { ITd } from '../interface/table/Td'
@@ -31,7 +31,8 @@ export function formatElementList(elementList: IElement[], options: IFormatEleme
     isHandleFirstElement: true,
     ...options
   }
-  if (isHandleFirstElement && elementList[0]?.value !== ZERO) {
+  const startElement = elementList[0]
+  if (isHandleFirstElement && startElement?.value !== ZERO && startElement?.value !== '\n') {
     elementList.unshift({
       value: ZERO
     })
@@ -540,3 +541,24 @@ export function getElementRowFlex(node: HTMLElement) {
 export function isTextLikeElement(element: IElement): boolean {
   return !element.type || TEXTLIKE_ELEMENT_TYPE.includes(element.type)
 }
+
+export function formatElementContext(sourceElementList: IElement[], formatElementList: IElement[], anchorIndex: number) {
+  const anchorElement = sourceElementList[anchorIndex]
+  const anchorNextElement = sourceElementList[anchorIndex + 1]
+  const copyElement = anchorElement?.value === ZERO && anchorNextElement && anchorNextElement.value !== ZERO
+    ? anchorNextElement
+    : anchorElement
+  if (!copyElement) return
+  for (let e = 0; e < formatElementList.length; e++) {
+    const targetElement = formatElementList[e]
+    for (let i = 0; i < EDITOR_ELEMENT_CONTEXT_ATTR.length; i++) {
+      const attr = EDITOR_ELEMENT_CONTEXT_ATTR[i]
+      const value = copyElement[attr] as never
+      if (value !== undefined) {
+        targetElement[attr] = value
+      } else {
+        delete targetElement[attr]
+      }
+    }
+  }
+}