MeasureTextFlow

文字、版面

描述

回報剩餘文字流在指定寬度下需要幾行，但不推進文字流

語法

Delphi

Function TPDFlib.MeasureTextFlow(FlowID: Integer; Width: Double): Integer;

ActiveX

Function PDFlib::MeasureTextFlow(FlowID As Long, Width As Double) As Long

DLL

int DLMeasureTextFlow(int InstanceID, int FlowID, double Width);

傳回值

傳回所需行數；文字流已完成或無效時傳回 0

備註

量測使用目前的字型、大小、語言與連字符設定，絕不更動文字流游標

另見

DrawTextFlow, DrawTextFlowColumns