ChartJS

Namespace: Wisej.Web.Ext.ChartJS

Assembly: Wisej.Web.Ext.ChartJS

• Control
  • Widget
    • ChartJS

ChartJS is a simple yet flexible JavaScript charting for designers and developers from http://www.chartjs.org/.

C#

public class ChartJS : Widget

VB.NET

Public Class ChartJS
    Inherits Widget

Constructors

ChartJS()

Constructs a new instance of the ChartJS control.

Properties

ChartType

ChartType: Returns or sets the ChartType. (Default: Line)

DataSets

DataSetCollection: Returns or sets the data sets to plot the chart.

InitScript

String: Overridden to create our initialization script.

Labels

String[]: Returns or sets the labels for the data points.

Options

Options: Chart options specific for the value of ChartType. (Default: null)

Packages

List<Package>: Overridden to return our list of script resources.

Methods

GetImage(callback)

Returns the chart as a PNG image.

Parameter	Type	Description
callback	Action<Image>	Callback method that receives the image.

GetImageAsync()

Returns the chart as a PNG image.

Returns: Task<Image>. An Image with a representation of the chart.

UpdateData(duration)

Causes the chart to update the data set and labels. It performs a smooth animated transition from one data set to the new one.

Parameter	Type	Description
duration	Int32	Duration of the update animation in milliseconds. The default is 300 milliseconds.

Events

ChartClick

ChartClickEventHandler Fired when the user clicks a data point on the chart.