feat: cursor following page scrolling #229

docs/en/guide/option.md

@@ -53,6 +53,7 @@ interface IEditorOption {
   inactiveAlpha?: number // When the body content is out of focus, transparency. default: 0.6
   historyMaxRecordCount: number // History (undo redo) maximum number of records. default: 100
   printPixelRatio: number // Print the pixel ratio (larger values are clearer, but larger sizes). default: 3
+  maskMargin: IMargin // Masking margins above the editor（for example: menu bar, bottom toolbar）。default: [0, 0, 0, 0]
   wordBreak: WordBreak // Word and punctuation breaks: No punctuation in the first line of the BREAK_WORD &The word is not split, and the line is folded after BREAK_ALL full according to the width of the character. default: BREAK_WORD
   watermark?: IWatermark // Watermark{data:string; color?:string; opacity?:number; size?:number; font?:string;}
   control?: IControlOption // Control {placeholderColor?:string; bracketColor?:string; prefix?:string; postfix?:string;}

docs/guide/option.md

@@ -53,6 +53,7 @@ interface IEditorOption {
   inactiveAlpha?: number // 正文内容失焦时透明度。默认值：0.6
   historyMaxRecordCount: number // 历史（撤销重做）最大记录次数。默认：100次
   printPixelRatio: number // 打印像素比率（值越大越清晰，但尺寸越大）。默认：3
+  maskMargin: IMargin // 编辑器上的遮盖边距（如悬浮到编辑器上的菜单栏、底部工具栏）。默认：[0, 0, 0, 0]
   wordBreak: WordBreak // 单词与标点断行：BREAK_WORD首行不出现标点&单词不拆分、BREAK_ALL按字符宽度撑满后折行。默认：BREAK_WORD
   watermark?: IWatermark // 水印信息。{data:string; color?:string; opacity?:number; size?:number; font?:string;}
   control?: IControlOption // 控件信息。 {placeholderColor?:string; bracketColor?:string; prefix?:string; postfix?:string;}