IChart.ResetDataCache;

Fore Syntax

ResetDataCache;

Fore.NET Syntax

ResetDataCache();

Description

The ResetDataCache method resets data cache.

Comments

The method is relevant for the charts with a large number of points to avoid loading data from the source every time.

Fore Example

To execute the example, create a form with a button named Button1 on the form, the ChartBox component and the UiChart component that is a data source.

Sub Button1OnClick(Sender: Object; Args: IMouseEventArgs);
Var
    Chart: IChart;
Begin
    Chart:= UiChart1.Chart;
    UiChart1.SetPointSerieCount(15,15);
    Chart.ResetDataCache;
End Sub Button1OnClick;

Clicking the Button1 button rewrites chart cache.

Fore.NET Example

Executing the example requires a form with a button named Button1 on the form, the ChartBoxNet component and the UiChartNet component that is a data source.

Imports Prognoz.Platform.Interop.Metabase;
Imports Prognoz.Platform.Interop.Chart;

...

Private Sub button1_Click(sender: System.Object; e: System.EventArgs);
Var
    Chart: IChart;
Begin
    Chart:= UiChartNet1.ChartUi.Chart;
    UiChart1.SetPointSerieCount[15,15];
    Chart.ResetDataCache();
End Sub;

Clicking the Button1 button rewrites chart cache.