ISpeedometerArrowViews.Item

Syntax

Item(Index: Integer): ISpeedometerArrowView;

Parameters

Index - index of arrows formatting style.

Description

The Item property returns the formatting style of speedometer arrow.

Example

Executing the example requires a form with the Button1 button and the SpeedometerBox component named SpeedometerBox1.

Sub Button1OnClick(Sender:Object; Args: IMouseEventArgs);
Var
    s: ISpeedometer;
    v: ISpeedometerView;
    ScaleView: ISpeedometerScaleView;
    ArrowView: ISpeedometerArrowView;
Begin
    s := SpeedometerBox1.Speedometer;
    v := s.View;
    s.BeginUpdate;
    ScaleView := v.ScaleViews.Item(0);
    ArrowView := ScaleView.ArrowViews.Item(0);
    ArrowView.AxisOffset:= 0.1;
    ArrowView.Background.Color:= GxColor.FromName("Green");
    ArrowView.Length := 0.8;
    ArrowView.Shape := SpeedometerArrowShapes.Triangle;
    ArrowView.Width := 0.15;
    s.EndUpdate;
End Sub Button1OnClick;

After executing the example, on clicking the button, the formatting of scale arrow of the speedometer displayed in the SpeedometerBox1 component is changed.

See also:

ISpeedometerArrowViews