GetBeginArrow

返回笔触的起始箭头属性。

语法

expression.GetBeginArrow();

expression - 表示 ApiStroke 类的变量。

参数

此方法没有任何参数。

返回值

Object | null

示例

读取电子表格中形状边框的起始箭头。

// How do I find out which arrow is applied to the start of a shape's outline in a spreadsheet?

// Apply a beginning arrow to a shape's stroke, then read back its type, width, and length in a spreadsheet.

let worksheet = Api.GetActiveSheet();
let fill = Api.CreateSolidFill(Api.RGB(255, 200, 100));
let stroke = Api.CreateStroke(36000, Api.CreateSolidFill(Api.RGB(0, 0, 255)));
let shape = worksheet.AddShape("line", 60 * 36000, 40 * 36000, fill, stroke, 3, 0, 2, 2);
let retrievedStroke = shape.GetLine();
retrievedStroke.SetBeginArrow("triangle", "medium", "large");
let arrow = retrievedStroke.GetBeginArrow();
worksheet.GetRange("A1").SetValue("Begin arrow type: " + (arrow ? arrow.Type : "not set"));