GetClassType

返回 ApiMath 类的类型。

语法

expression.GetClassType();

expression - 表示 ApiMath 类的变量。

参数

此方法没有任何参数。

返回值

"math"

示例

在演示文稿中识别数学公式的对象类型。

// Find out what kind of object a formula is in a presentation.

// Confirm the category a math equation belongs to in a presentation.

const presentation = Api.GetPresentation();
const slide = presentation.GetSlideByIndex(0);
slide.RemoveAllObjects();

const fill = Api.CreateSolidFill(Api.RGB(255, 111, 61));
const stroke = Api.CreateStroke(0, Api.CreateNoFill());
const shape = Api.CreateShape("rect", 300 * 36000, 100 * 36000, fill, stroke);
shape.SetPosition(608400, 1267200);
slide.AddObject(shape);

const docContent = shape.GetDocContent();
const paragraph = docContent.GetElement(0);
const math = Api.CreateMath("x^2 + y^2 = z^2", "unicode");
paragraph.AddElement(math);
const classType = math.GetClassType();

const paragraph2 = Api.CreateParagraph();
paragraph2.AddText("Class Type = " + classType);
docContent.Push(paragraph2);