fix: clone the values set to the editor #369 (#371)

src/editor/core/draw/Draw.ts

@@ -955,7 +955,7 @@ export class Draw {
   }
 
   public setValue(payload: Partial<IEditorData>) {
-    const { header, main, footer } = payload
+    const { header, main, footer } = deepClone(payload)
     if (!header && !main && !footer) return
     const pageComponentData = [header, main, footer]
     pageComponentData.forEach(data => {

src/editor/index.ts

@@ -72,7 +72,7 @@ import { IPageBreak } from './interface/PageBreak'
 import { LETTER_CLASS } from './dataset/constant/Common'
 import { INTERNAL_CONTEXT_MENU_KEY } from './dataset/constant/ContextMenu'
 import { IRange } from './interface/Range'
-import { splitText } from './utils'
+import { deepClone, splitText } from './utils'
 
 export default class Editor {
   public command: Command
@@ -190,6 +190,7 @@ export default class Editor {
       pageBreak: pageBreakOptions
     }
     // 数据处理
+    data = deepClone(data)
     let headerElementList: IElement[] = []
     let mainElementList: IElement[] = []
     let footerElementList: IElement[] = []