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GetRectDiff

获取批注矩形差值。

语法​

expression.GetRectDiff();

expression - 表示 ApiCircleAnnotation 类的变量。

参数​

此方法没有任何参数。

返回值​

Rect

示例​

读取 PDF 中圆形注释的边框宽度差异。

// How do I check the border thickness offset of a circle annotation in a PDF?

// Retrieve the rect difference values for a circle annotation in a PDF.

let doc = Api.GetDocument();
let circleAnnot = Api.CreateCircleAnnot([10, 10, 160, 32]);
let page = doc.GetPage(0);
page.AddObject(circleAnnot);
circleAnnot.SetBorderEffectStyle("cloud");
circleAnnot.SetBorderEffectIntensity(1);
console.log(`Annot rect diff is: ${circleAnnot.GetRectDiff()}`);