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Wednesday, October 13, 2010

ASP.NET - Chart Legend TextWrapThreshold

How to set change Chart Legend TextWrapThreshold programmatically in asp.net
ChartLegendTextWrapThreshold.aspx
<%@ Page Language="C#" AutoEventWireup="true" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script runat="server">
    protected void Button1_Click(object sender, System.EventArgs e)
    {
        Chart1.Legends["Legend1"].TextWrapThreshold = 10;
    }
</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
    <title>How to set change Chart Legend TextWrapThreshold programmatically in asp.net</title>
    <style type="text/css">
        h2
        {
            color:DarkBlue;
            font-style:italic;
            }
    </style>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <h2>Chart example and tutorial: How to set change Chart Legend<br /> TextWrapThreshold programmatically in asp.net</h2>
        <hr width="625" align="left" color="LightBlue" />
        <br />
        <asp:Chart 
            ID="Chart1" 
            runat="server"
            Width="625" 
            BackColor="Navy"
            BorderlineColor="SlateBlue"
            BorderlineDashStyle="Solid"
            BorderlineWidth="2"
            >
            <Legends>
                <asp:Legend 
                    Name="Legend1"
                    BackColor="DarkBlue"
                    ForeColor="AliceBlue"
                    BorderColor="LightBlue"
                    Docking="Right"
                    >
                </asp:Legend>
            </Legends>
            <Series>
                <asp:Series 
                    Name="NokiaPhone" 
                    YValueType="Double" 
                    ChartArea="DefaultChartArea"
                    ChartType="Pie"
                    Palette="Chocolate"
                    >
                    <Points>
                        <asp:DataPoint AxisLabel="Nokia N8" YValues="549" />
                        <asp:DataPoint AxisLabel="Nokia N97 mini" YValues="379.99" />
                        <asp:DataPoint AxisLabel="X6 16GB Driver Edition" YValues="329" />
                        <asp:DataPoint AxisLabel="Nokia C6" YValues="309" />
                    </Points>
                </asp:Series>
            </Series>
            <ChartAreas>
                <asp:ChartArea 
                    Name="DefaultChartArea" 
                    BorderDashStyle="Dot"
                    BorderWidth="2"
                    BorderColor="CadetBlue"
                    BackColor="DodgerBlue"
                    >
                    <Area3DStyle Enable3D="true" LightStyle="Realistic" />
                </asp:ChartArea>
            </ChartAreas>
        </asp:Chart>
        <br />
        <asp:Button 
            ID="Button1"
            runat="server"
            Text="Set Chart Legend TextWrapThreshold 10"
            Font-Bold="true"
            OnClick="Button1_Click"
            ForeColor="DarkBlue"
            Height="45"
            />
    </div>
    </form>
</body>
</html>






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