ChartDirector 6.2 (.NET Edition)

Black Horizontal Linear Meters


          

This example demonstrates horizontal bar meters in a black coloring scheme.

Source Code Listing

[Windows Forms - C# version] NetWinCharts\CSharpWinCharts\blackhlinearmeter.cs
using System;
using ChartDirector;

namespace CSharpChartExplorer
{
    public class blackhlinearmeter : DemoModule
    {
        //Name of demo module
        public string getName() { return "Black Horizontal Linear Meters"; }

        //Number of charts produced in this demo module
        public int getNoOfCharts() { return 6; }

        //Main code for creating charts
        public void createChart(WinChartViewer viewer, int chartIndex)
        {
            // The value to display on the meter
            double value = 75.35;

            // Create a LinearMeter object of size 250 x 75 pixels with black background and rounded
            // corners
            LinearMeter m = new LinearMeter(250, 75, 0x000000);
            m.setRoundedFrame(Chart.Transparent);

            // Set the default text and line colors to white (0xffffff)
            m.setColor(Chart.TextColor, 0xffffff);
            m.setColor(Chart.LineColor, 0xffffff);

            // Set the scale region top-left corner at (14, 23), with size of 218 x 20 pixels. The
            // scale labels are located on the top (implies horizontal meter)
            m.setMeter(14, 23, 218, 20, Chart.Top);

            // Set meter scale from 0 - 100, with a tick every 10 units
            m.setScale(0, 100, 10);

            // The tick line width to 1 pixel
            m.setLineWidth(0, 1);

            // Demostrate different types of color scales and putting them at different positions
            double[] smoothColorScale = {0, 0x0000ff, 25, 0x0088ff, 50, 0x00ff00, 75, 0xdddd00, 100,
                0xff0000};
            double[] stepColorScale = {0, 0x00cc00, 50, 0xeecc00, 80, 0xdd0000, 100};
            double[] highLowColorScale = {0, 0x0000ff, 70, Chart.Transparent, 100, 0xff0000};

            if (chartIndex == 0) {
                // Add the smooth color scale at the default position
                m.addColorScale(smoothColorScale);
            } else if (chartIndex == 1) {
                // Add the smooth color scale starting at y = 23 (top of scale) with zero width and
                // ending at y = 23 with 20 pixels width
                m.addColorScale(smoothColorScale, 23, 0, 23, 20);
            } else if (chartIndex == 2) {
                // Add the high low scale at the default position
                m.addColorScale(highLowColorScale);
            } else if (chartIndex == 3) {
                // Add the smooth color scale starting at y = 33 (center of scale) with zero width
                // and ending at y = 23 with 20 pixels width
                m.addColorScale(smoothColorScale, 33, 0, 23, 20);
            } else if (chartIndex == 4) {
                // Add the step color scale at the default position
                m.addColorScale(stepColorScale);
            } else {
                // Add the smooth color scale starting at y = 43 (bottom of scale) with zero width
                // and ending at y = 23 with 20 pixels width
                m.addColorScale(smoothColorScale, 43, 0, 23, 20);
            }

            // Add a blue (0x0000cc) pointer with white (0xffffff) border at the specified value
            m.addPointer(value, 0x0000cc, 0xffffff);

            // Add a label left aligned to (10, 61) using 8pt Arial Bold font
            m.addText(10, 61, "Temperature C", "Arial Bold", 8, Chart.TextColor, Chart.Left);

            // Add a text box right aligned to (235, 61). Display the value using white (0xffffff)
            // 8pt Arial Bold font on a black (0x000000) background with depressed grey (0x444444)
            // rounded border.
            ChartDirector.TextBox t = m.addText(235, 61, m.formatValue(value, "2"), "Arial Bold", 8,
                0xffffff, Chart.Right);
            t.setBackground(0x000000, 0x444444, -1);
            t.setRoundedCorners(3);

            // Output the chart
            viewer.Chart = m;
        }
    }
}

[Windows Forms - VB Version] NetWinCharts\VBNetWinCharts\blackhlinearmeter.vb
Imports System
Imports Microsoft.VisualBasic
Imports ChartDirector

Public Class blackhlinearmeter
    Implements DemoModule

    'Name of demo module
    Public Function getName() As String Implements DemoModule.getName
        Return "Black Horizontal Linear Meters"
    End Function

    'Number of charts produced in this demo module
    Public Function getNoOfCharts() As Integer Implements DemoModule.getNoOfCharts
        Return 6
    End Function

    'Main code for creating charts
    Public Sub createChart(viewer As WinChartViewer, chartIndex As Integer) _
        Implements DemoModule.createChart

        ' The value to display on the meter
        Dim value As Double = 75.35

        ' Create a LinearMeter object of size 250 x 75 pixels with black background and rounded
        ' corners
        Dim m As LinearMeter = New LinearMeter(250, 75, &H000000)
        m.setRoundedFrame(Chart.Transparent)

        ' Set the default text and line colors to white (0xffffff)
        m.setColor(Chart.TextColor, &Hffffff)
        m.setColor(Chart.LineColor, &Hffffff)

        ' Set the scale region top-left corner at (14, 23), with size of 218 x 20 pixels. The scale
        ' labels are located on the top (implies horizontal meter)
        m.setMeter(14, 23, 218, 20, Chart.Top)

        ' Set meter scale from 0 - 100, with a tick every 10 units
        m.setScale(0, 100, 10)

        ' The tick line width to 1 pixel
        m.setLineWidth(0, 1)

        ' Demostrate different types of color scales and putting them at different positions
        Dim smoothColorScale() As Double = {0, &H0000ff, 25, &H0088ff, 50, &H00ff00, 75, &Hdddd00, _
            100, &Hff0000}
        Dim stepColorScale() As Double = {0, &H00cc00, 50, &Heecc00, 80, &Hdd0000, 100}
        Dim highLowColorScale() As Double = {0, &H0000ff, 70, Chart.Transparent, 100, &Hff0000}

        If chartIndex = 0 Then
            ' Add the smooth color scale at the default position
            m.addColorScale(smoothColorScale)
        ElseIf chartIndex = 1 Then
            ' Add the smooth color scale starting at y = 23 (top of scale) with zero width and
            ' ending at y = 23 with 20 pixels width
            m.addColorScale(smoothColorScale, 23, 0, 23, 20)
        ElseIf chartIndex = 2 Then
            ' Add the high low scale at the default position
            m.addColorScale(highLowColorScale)
        ElseIf chartIndex = 3 Then
            ' Add the smooth color scale starting at y = 33 (center of scale) with zero width and
            ' ending at y = 23 with 20 pixels width
            m.addColorScale(smoothColorScale, 33, 0, 23, 20)
        ElseIf chartIndex = 4 Then
            ' Add the step color scale at the default position
            m.addColorScale(stepColorScale)
        Else
            ' Add the smooth color scale starting at y = 43 (bottom of scale) with zero width and
            ' ending at y = 23 with 20 pixels width
            m.addColorScale(smoothColorScale, 43, 0, 23, 20)
        End If

        ' Add a blue (0x0000cc) pointer with white (0xffffff) border at the specified value
        m.addPointer(value, &H0000cc, &Hffffff)

        ' Add a label left aligned to (10, 61) using 8pt Arial Bold font
        m.addText(10, 61, "Temperature C", "Arial Bold", 8, Chart.TextColor, Chart.Left)

        ' Add a text box right aligned to (235, 61). Display the value using white (0xffffff) 8pt
        ' Arial Bold font on a black (0x000000) background with depressed grey (0x444444) rounded
        ' border.
        Dim t As ChartDirector.TextBox = m.addText(235, 61, m.formatValue(value, "2"), _
            "Arial Bold", 8, &Hffffff, Chart.Right)
        t.setBackground(&H000000, &H444444, -1)
        t.setRoundedCorners(3)

        ' Output the chart
        viewer.Chart = m

    End Sub

End Class

[WPF - C#] NetWPFCharts\blackhlinearmeter.cs
using System;
using ChartDirector;

namespace CSharpWPFDemo
{
    public class blackhlinearmeter : DemoModule
    {
        //Name of demo module
        public string getName() { return "Black Horizontal Linear Meters"; }

        //Number of charts produced in this demo module
        public int getNoOfCharts() { return 6; }

        //Main code for creating charts
        public void createChart(WPFChartViewer viewer, int chartIndex)
        {
            // The value to display on the meter
            double value = 75.35;

            // Create a LinearMeter object of size 250 x 75 pixels with black background and rounded
            // corners
            LinearMeter m = new LinearMeter(250, 75, 0x000000);
            m.setRoundedFrame(Chart.Transparent);

            // Set the default text and line colors to white (0xffffff)
            m.setColor(Chart.TextColor, 0xffffff);
            m.setColor(Chart.LineColor, 0xffffff);

            // Set the scale region top-left corner at (14, 23), with size of 218 x 20 pixels. The
            // scale labels are located on the top (implies horizontal meter)
            m.setMeter(14, 23, 218, 20, Chart.Top);

            // Set meter scale from 0 - 100, with a tick every 10 units
            m.setScale(0, 100, 10);

            // The tick line width to 1 pixel
            m.setLineWidth(0, 1);

            // Demostrate different types of color scales and putting them at different positions
            double[] smoothColorScale = {0, 0x0000ff, 25, 0x0088ff, 50, 0x00ff00, 75, 0xdddd00, 100,
                0xff0000};
            double[] stepColorScale = {0, 0x00cc00, 50, 0xeecc00, 80, 0xdd0000, 100};
            double[] highLowColorScale = {0, 0x0000ff, 70, Chart.Transparent, 100, 0xff0000};

            if (chartIndex == 0) {
                // Add the smooth color scale at the default position
                m.addColorScale(smoothColorScale);
            } else if (chartIndex == 1) {
                // Add the smooth color scale starting at y = 23 (top of scale) with zero width and
                // ending at y = 23 with 20 pixels width
                m.addColorScale(smoothColorScale, 23, 0, 23, 20);
            } else if (chartIndex == 2) {
                // Add the high low scale at the default position
                m.addColorScale(highLowColorScale);
            } else if (chartIndex == 3) {
                // Add the smooth color scale starting at y = 33 (center of scale) with zero width
                // and ending at y = 23 with 20 pixels width
                m.addColorScale(smoothColorScale, 33, 0, 23, 20);
            } else if (chartIndex == 4) {
                // Add the step color scale at the default position
                m.addColorScale(stepColorScale);
            } else {
                // Add the smooth color scale starting at y = 43 (bottom of scale) with zero width
                // and ending at y = 23 with 20 pixels width
                m.addColorScale(smoothColorScale, 43, 0, 23, 20);
            }

            // Add a blue (0x0000cc) pointer with white (0xffffff) border at the specified value
            m.addPointer(value, 0x0000cc, 0xffffff);

            // Add a label left aligned to (10, 61) using 8pt Arial Bold font
            m.addText(10, 61, "Temperature C", "Arial Bold", 8, Chart.TextColor, Chart.Left);

            // Add a text box right aligned to (235, 61). Display the value using white (0xffffff)
            // 8pt Arial Bold font on a black (0x000000) background with depressed grey (0x444444)
            // rounded border.
            ChartDirector.TextBox t = m.addText(235, 61, m.formatValue(value, "2"), "Arial Bold", 8,
                0xffffff, Chart.Right);
            t.setBackground(0x000000, 0x444444, -1);
            t.setRoundedCorners(3);

            // Output the chart
            viewer.Chart = m;
        }
    }
}

[ASP.NET Web Forms - C# version] NetWebCharts\CSharpASP\blackhlinearmeter.aspx
(Click here on how to convert this code to code-behind style.)
<%@ Page Language="C#" Debug="true" %>
<%@ Import Namespace="ChartDirector" %>
<%@ Register TagPrefix="chart" Namespace="ChartDirector" Assembly="netchartdir" %>

<!DOCTYPE html>

<script runat="server">

//
// Create chart
//
protected void createChart(WebChartViewer viewer, int chartIndex)
{
    // The value to display on the meter
    double value = 75.35;

    // Create a LinearMeter object of size 250 x 75 pixels with black background and rounded corners
    LinearMeter m = new LinearMeter(250, 75, 0x000000);
    m.setRoundedFrame(Chart.Transparent);

    // Set the default text and line colors to white (0xffffff)
    m.setColor(Chart.TextColor, 0xffffff);
    m.setColor(Chart.LineColor, 0xffffff);

    // Set the scale region top-left corner at (14, 23), with size of 218 x 20 pixels. The scale
    // labels are located on the top (implies horizontal meter)
    m.setMeter(14, 23, 218, 20, Chart.Top);

    // Set meter scale from 0 - 100, with a tick every 10 units
    m.setScale(0, 100, 10);

    // The tick line width to 1 pixel
    m.setLineWidth(0, 1);

    // Demostrate different types of color scales and putting them at different positions
    double[] smoothColorScale = {0, 0x0000ff, 25, 0x0088ff, 50, 0x00ff00, 75, 0xdddd00, 100,
        0xff0000};
    double[] stepColorScale = {0, 0x00cc00, 50, 0xeecc00, 80, 0xdd0000, 100};
    double[] highLowColorScale = {0, 0x0000ff, 70, Chart.Transparent, 100, 0xff0000};

    if (chartIndex == 0) {
        // Add the smooth color scale at the default position
        m.addColorScale(smoothColorScale);
    } else if (chartIndex == 1) {
        // Add the smooth color scale starting at y = 23 (top of scale) with zero width and ending
        // at y = 23 with 20 pixels width
        m.addColorScale(smoothColorScale, 23, 0, 23, 20);
    } else if (chartIndex == 2) {
        // Add the high low scale at the default position
        m.addColorScale(highLowColorScale);
    } else if (chartIndex == 3) {
        // Add the smooth color scale starting at y = 33 (center of scale) with zero width and
        // ending at y = 23 with 20 pixels width
        m.addColorScale(smoothColorScale, 33, 0, 23, 20);
    } else if (chartIndex == 4) {
        // Add the step color scale at the default position
        m.addColorScale(stepColorScale);
    } else {
        // Add the smooth color scale starting at y = 43 (bottom of scale) with zero width and
        // ending at y = 23 with 20 pixels width
        m.addColorScale(smoothColorScale, 43, 0, 23, 20);
    }

    // Add a blue (0x0000cc) pointer with white (0xffffff) border at the specified value
    m.addPointer(value, 0x0000cc, 0xffffff);

    // Add a label left aligned to (10, 61) using 8pt Arial Bold font
    m.addText(10, 61, "Temperature C", "Arial Bold", 8, Chart.TextColor, Chart.Left);

    // Add a text box right aligned to (235, 61). Display the value using white (0xffffff) 8pt Arial
    // Bold font on a black (0x000000) background with depressed grey (0x444444) rounded border.
    ChartDirector.TextBox t = m.addText(235, 61, m.formatValue(value, "2"), "Arial Bold", 8,
        0xffffff, Chart.Right);
    t.setBackground(0x000000, 0x444444, -1);
    t.setRoundedCorners(3);

    // Output the chart
    viewer.Image = m.makeWebImage(Chart.PNG);
}

//
// Page Load event handler
//
protected void Page_Load(object sender, EventArgs e)
{
    createChart(WebChartViewer0, 0);
    createChart(WebChartViewer1, 1);
    createChart(WebChartViewer2, 2);
    createChart(WebChartViewer3, 3);
    createChart(WebChartViewer4, 4);
    createChart(WebChartViewer5, 5);
}

</script>

<html>
<body>
    <chart:WebChartViewer id="WebChartViewer0" runat="server" />
    <chart:WebChartViewer id="WebChartViewer1" runat="server" />
    <chart:WebChartViewer id="WebChartViewer2" runat="server" />
    <chart:WebChartViewer id="WebChartViewer3" runat="server" />
    <chart:WebChartViewer id="WebChartViewer4" runat="server" />
    <chart:WebChartViewer id="WebChartViewer5" runat="server" />
</body>
</html>

[ASP.NET Web Forms - VB Version] NetWebCharts\VBNetASP\blackhlinearmeter.aspx
(Click here on how to convert this code to code-behind style.)
<%@ Page Language="VB" Debug="true" %>
<%@ Import Namespace="ChartDirector" %>
<%@ Register TagPrefix="chart" Namespace="ChartDirector" Assembly="netchartdir" %>

<!DOCTYPE html>

<script runat="server">

'
' Create chart
'
Protected Sub createChart(viewer As WebChartViewer, chartIndex As Integer)

    ' The value to display on the meter
    Dim value As Double = 75.35

    ' Create a LinearMeter object of size 250 x 75 pixels with black background and rounded corners
    Dim m As LinearMeter = New LinearMeter(250, 75, &H000000)
    m.setRoundedFrame(Chart.Transparent)

    ' Set the default text and line colors to white (0xffffff)
    m.setColor(Chart.TextColor, &Hffffff)
    m.setColor(Chart.LineColor, &Hffffff)

    ' Set the scale region top-left corner at (14, 23), with size of 218 x 20 pixels. The scale
    ' labels are located on the top (implies horizontal meter)
    m.setMeter(14, 23, 218, 20, Chart.Top)

    ' Set meter scale from 0 - 100, with a tick every 10 units
    m.setScale(0, 100, 10)

    ' The tick line width to 1 pixel
    m.setLineWidth(0, 1)

    ' Demostrate different types of color scales and putting them at different positions
    Dim smoothColorScale() As Double = {0, &H0000ff, 25, &H0088ff, 50, &H00ff00, 75, &Hdddd00, _
        100, &Hff0000}
    Dim stepColorScale() As Double = {0, &H00cc00, 50, &Heecc00, 80, &Hdd0000, 100}
    Dim highLowColorScale() As Double = {0, &H0000ff, 70, Chart.Transparent, 100, &Hff0000}

    If chartIndex = 0 Then
        ' Add the smooth color scale at the default position
        m.addColorScale(smoothColorScale)
    ElseIf chartIndex = 1 Then
        ' Add the smooth color scale starting at y = 23 (top of scale) with zero width and ending at
        ' y = 23 with 20 pixels width
        m.addColorScale(smoothColorScale, 23, 0, 23, 20)
    ElseIf chartIndex = 2 Then
        ' Add the high low scale at the default position
        m.addColorScale(highLowColorScale)
    ElseIf chartIndex = 3 Then
        ' Add the smooth color scale starting at y = 33 (center of scale) with zero width and ending
        ' at y = 23 with 20 pixels width
        m.addColorScale(smoothColorScale, 33, 0, 23, 20)
    ElseIf chartIndex = 4 Then
        ' Add the step color scale at the default position
        m.addColorScale(stepColorScale)
    Else
        ' Add the smooth color scale starting at y = 43 (bottom of scale) with zero width and ending
        ' at y = 23 with 20 pixels width
        m.addColorScale(smoothColorScale, 43, 0, 23, 20)
    End If

    ' Add a blue (0x0000cc) pointer with white (0xffffff) border at the specified value
    m.addPointer(value, &H0000cc, &Hffffff)

    ' Add a label left aligned to (10, 61) using 8pt Arial Bold font
    m.addText(10, 61, "Temperature C", "Arial Bold", 8, Chart.TextColor, Chart.Left)

    ' Add a text box right aligned to (235, 61). Display the value using white (0xffffff) 8pt Arial
    ' Bold font on a black (0x000000) background with depressed grey (0x444444) rounded border.
    Dim t As ChartDirector.TextBox = m.addText(235, 61, m.formatValue(value, "2"), "Arial Bold", _
        8, &Hffffff, Chart.Right)
    t.setBackground(&H000000, &H444444, -1)
    t.setRoundedCorners(3)

    ' Output the chart
    viewer.Image = m.makeWebImage(Chart.PNG)

End Sub

'
' Page Load event handler
'
Protected Sub Page_Load(ByVal sender As System.Object, ByVal e As System.EventArgs)

    createChart(WebChartViewer0, 0)
    createChart(WebChartViewer1, 1)
    createChart(WebChartViewer2, 2)
    createChart(WebChartViewer3, 3)
    createChart(WebChartViewer4, 4)
    createChart(WebChartViewer5, 5)

End Sub

</script>

<html>
<body>
    <chart:WebChartViewer id="WebChartViewer0" runat="server" />
    <chart:WebChartViewer id="WebChartViewer1" runat="server" />
    <chart:WebChartViewer id="WebChartViewer2" runat="server" />
    <chart:WebChartViewer id="WebChartViewer3" runat="server" />
    <chart:WebChartViewer id="WebChartViewer4" runat="server" />
    <chart:WebChartViewer id="WebChartViewer5" runat="server" />
</body>
</html>

[ASP.NET MVC - Controller] NetMvcCharts\Controllers\BlackhlinearmeterController.cs
using System;
using System.Web.Mvc;
using ChartDirector;

namespace NetMvcCharts.Controllers
{
    public class BlackhlinearmeterController : Controller
    {
        //
        // Default Action
        //
        public ActionResult Index()
        {
            ViewBag.Title = "Black Horizontal Linear Meters";

            // This example contains 6 charts.
            ViewBag.Viewer = new RazorChartViewer[6];
            for (int i = 0; i < ViewBag.Viewer.Length; ++i)
                createChart(ViewBag.Viewer[i] = new RazorChartViewer(HttpContext, "chart" + i), i);

            return View("~/Views/Shared/ChartView.cshtml");
        }

        //
        // Create chart
        //
        private void createChart(RazorChartViewer viewer, int chartIndex)
        {
            // The value to display on the meter
            double value = 75.35;

            // Create a LinearMeter object of size 250 x 75 pixels with black background and rounded
            // corners
            LinearMeter m = new LinearMeter(250, 75, 0x000000);
            m.setRoundedFrame(Chart.Transparent);

            // Set the default text and line colors to white (0xffffff)
            m.setColor(Chart.TextColor, 0xffffff);
            m.setColor(Chart.LineColor, 0xffffff);

            // Set the scale region top-left corner at (14, 23), with size of 218 x 20 pixels. The scale
            // labels are located on the top (implies horizontal meter)
            m.setMeter(14, 23, 218, 20, Chart.Top);

            // Set meter scale from 0 - 100, with a tick every 10 units
            m.setScale(0, 100, 10);

            // The tick line width to 1 pixel
            m.setLineWidth(0, 1);

            // Demostrate different types of color scales and putting them at different positions
            double[] smoothColorScale = {0, 0x0000ff, 25, 0x0088ff, 50, 0x00ff00, 75, 0xdddd00, 100,
                0xff0000};
            double[] stepColorScale = {0, 0x00cc00, 50, 0xeecc00, 80, 0xdd0000, 100};
            double[] highLowColorScale = {0, 0x0000ff, 70, Chart.Transparent, 100, 0xff0000};

            if (chartIndex == 0) {
                // Add the smooth color scale at the default position
                m.addColorScale(smoothColorScale);
            } else if (chartIndex == 1) {
                // Add the smooth color scale starting at y = 23 (top of scale) with zero width and
                // ending at y = 23 with 20 pixels width
                m.addColorScale(smoothColorScale, 23, 0, 23, 20);
            } else if (chartIndex == 2) {
                // Add the high low scale at the default position
                m.addColorScale(highLowColorScale);
            } else if (chartIndex == 3) {
                // Add the smooth color scale starting at y = 33 (center of scale) with zero width and
                // ending at y = 23 with 20 pixels width
                m.addColorScale(smoothColorScale, 33, 0, 23, 20);
            } else if (chartIndex == 4) {
                // Add the step color scale at the default position
                m.addColorScale(stepColorScale);
            } else {
                // Add the smooth color scale starting at y = 43 (bottom of scale) with zero width and
                // ending at y = 23 with 20 pixels width
                m.addColorScale(smoothColorScale, 43, 0, 23, 20);
            }

            // Add a blue (0x0000cc) pointer with white (0xffffff) border at the specified value
            m.addPointer(value, 0x0000cc, 0xffffff);

            // Add a label left aligned to (10, 61) using 8pt Arial Bold font
            m.addText(10, 61, "Temperature C", "Arial Bold", 8, Chart.TextColor, Chart.Left);

            // Add a text box right aligned to (235, 61). Display the value using white (0xffffff) 8pt
            // Arial Bold font on a black (0x000000) background with depressed grey (0x444444) rounded
            // border.
            ChartDirector.TextBox t = m.addText(235, 61, m.formatValue(value, "2"), "Arial Bold", 8,
                0xffffff, Chart.Right);
            t.setBackground(0x000000, 0x444444, -1);
            t.setRoundedCorners(3);

            // Output the chart
            viewer.Image = m.makeWebImage(Chart.PNG);
        }
    }
}

[ASP.NET MVC - View] NetMvcCharts\Views\Shared\ChartView.cshtml
@{ Layout = null; }

<!DOCTYPE html>

<html>
<head>
    <meta name="viewport" content="width=device-width" />
    <title>@ViewBag.Title</title>
</head>
<body style="margin:5px 0px 0px 5px">
    <div style="font:bold 18pt verdana;">
        @ViewBag.Title
    </div>
    <hr style="border:solid 1px #000080" />
    <div>
        @{
            if (ViewBag.Viewer is Array)
            {
                // Display multiple charts
                for (int i = 0; i < ViewBag.Viewer.Length; ++i)
                {
                    @:@Html.Raw(ViewBag.Viewer[i].RenderHTML())
                }
            }
            else
            {
                // Display one chart only
                @:@Html.Raw(ViewBag.Viewer.RenderHTML())
            }
        }
    </div>
</body>
</html>