setAnchor()

設置指標符號的錨點

setAnchor(value:int)

Parameters

Name	Type	Действие	Значение по умолчанию
value	int	它是列在其中的價值觀之一 Anchor	—

Return value

引用Buffer類型的對像以進行一系列調用

Example

export class Main extends Indicator {
     constructor() {
         super();
         this.buffers = {
             BufferForArrows1 : this.addBuffer(),
         };
     }

     onInit() {
         this.buffers.BufferForArrows1
             .setShape(Shape.Arrow)
             .setColor(Color.Red)
             .setArrow(ArrowSymbols.ArrowDoubleUpWards)
             .setWidth(5)
             // 設置箭頭符號的錨點
             .setAnchor(Anchor.Top);
     }

     async onUpdate() {
         const priceType = PriceType.Bid,
             {BufferForArrows1} = this.buffers,
             {Close} = await Bar.load([Bar.Mode.Close], priceType),
             barSize = Close.length;

         for (let i = 0; i < barSize-1; i++) {
             BufferForArrows1.set(i, Close[i]);
         }
     }
}