Foxit PDF SDK for HarmonyOS  3.0
FoxitPDFViewCtrl.IDrawEventListener Class Reference
Inheritance diagram for FoxitPDFViewCtrl.IDrawEventListener:
FoxitPDFViewCtrl.IUIExtensionsManager

Public Member Functions

 onDraw (pageIndex, canvas)
 

Detailed Description

绘图事件监听接口

Member Function Documentation

◆ onDraw()

FoxitPDFViewCtrl.IDrawEventListener.onDraw ( pageIndex  ,
canvas   
)

当PDFViewCtrl执行绘制时触发

Parameters
pageIndex页面索引(有效范围:0 到总页数-1)
canvasPDFViewCtrl的画布对象
See also
PDFViewCtrlModel.onDraw