ChartDirector 6.2 (.NET Edition)

Simple Bar Chart (2)




This example extends the Simple Bar Chart (1) example to demonstrates various methods to control the chart appearance and to add titles.

Source Code Listing

[Windows Forms - C# version] NetWinCharts\CSharpWinCharts\simplebar2.cs
using System;
using ChartDirector;

namespace CSharpChartExplorer
{
    public class simplebar2 : DemoModule
    {
        //Name of demo module
        public string getName() { return "Simple Bar Chart (2)"; }

        //Number of charts produced in this demo module
        public int getNoOfCharts() { return 1; }

        //Main code for creating chart.
        //Note: the argument chartIndex is unused because this demo only has 1 chart.
        public void createChart(WinChartViewer viewer, int chartIndex)
        {
            // The data for the bar chart
            double[] data = {85, 156, 179, 211, 123, 189, 166};

            // The labels for the bar chart
            string[] labels = {"Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"};

            // Create a XYChart object of size 600 x 400 pixels
            XYChart c = new XYChart(600, 400);

            // Set default text color to dark grey (0x333333)
            c.setColor(Chart.TextColor, 0x333333);

            // Add a title box using grey (0x555555) 24pt Arial Bold font
            c.addTitle("    Bar Chart Demonstration", "Arial Bold", 24, 0x555555);

            // Set the plotarea at (70, 60) and of size 500 x 300 pixels, with transparent
            // background and border and light grey (0xcccccc) horizontal grid lines
            c.setPlotArea(70, 60, 500, 300, Chart.Transparent, -1, Chart.Transparent, 0xcccccc);

            // Set the x and y axis stems to transparent and the label font to 12pt Arial
            c.xAxis().setColors(Chart.Transparent);
            c.yAxis().setColors(Chart.Transparent);
            c.xAxis().setLabelStyle("Arial", 12);
            c.yAxis().setLabelStyle("Arial", 12);

            // Add a blue (0x6699bb) bar chart layer with transparent border using the given data
            c.addBarLayer(data, 0x6699bb).setBorderColor(Chart.Transparent);

            // Set the labels on the x axis.
            c.xAxis().setLabels(labels);

            // For the automatic y-axis labels, set the minimum spacing to 40 pixels.
            c.yAxis().setTickDensity(40);

            // Add a title to the y axis using dark grey (0x555555) 14pt Arial Bold font
            c.yAxis().setTitle("Y-Axis Title Placeholder", "Arial Bold", 14, 0x555555);

            // Output the chart
            viewer.Chart = c;

            //include tool tip for the chart
            viewer.ImageMap = c.getHTMLImageMap("clickable", "", "title='{xLabel}: {value} Tons'");
        }
    }
}

[Windows Forms - VB Version] NetWinCharts\VBNetWinCharts\simplebar2.vb
Imports System
Imports Microsoft.VisualBasic
Imports ChartDirector

Public Class simplebar2
    Implements DemoModule

    'Name of demo module
    Public Function getName() As String Implements DemoModule.getName
        Return "Simple Bar Chart (2)"
    End Function

    'Number of charts produced in this demo module
    Public Function getNoOfCharts() As Integer Implements DemoModule.getNoOfCharts
        Return 1
    End Function

    'Main code for creating chart.
    'Note: the argument chartIndex is unused because this demo only has 1 chart.
    Public Sub createChart(viewer As WinChartViewer, chartIndex As Integer) _
        Implements DemoModule.createChart

        ' The data for the bar chart
        Dim data() As Double = {85, 156, 179, 211, 123, 189, 166}

        ' The labels for the bar chart
        Dim labels() As String = {"Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"}

        ' Create a XYChart object of size 600 x 400 pixels
        Dim c As XYChart = New XYChart(600, 400)

        ' Set default text color to dark grey (0x333333)
        c.setColor(Chart.TextColor, &H333333)

        ' Add a title box using grey (0x555555) 24pt Arial Bold font
        c.addTitle("    Bar Chart Demonstration", "Arial Bold", 24, &H555555)

        ' Set the plotarea at (70, 60) and of size 500 x 300 pixels, with transparent background and
        ' border and light grey (0xcccccc) horizontal grid lines
        c.setPlotArea(70, 60, 500, 300, Chart.Transparent, -1, Chart.Transparent, &Hcccccc)

        ' Set the x and y axis stems to transparent and the label font to 12pt Arial
        c.xAxis().setColors(Chart.Transparent)
        c.yAxis().setColors(Chart.Transparent)
        c.xAxis().setLabelStyle("Arial", 12)
        c.yAxis().setLabelStyle("Arial", 12)

        ' Add a blue (0x6699bb) bar chart layer with transparent border using the given data
        c.addBarLayer(data, &H6699bb).setBorderColor(Chart.Transparent)

        ' Set the labels on the x axis.
        c.xAxis().setLabels(labels)

        ' For the automatic y-axis labels, set the minimum spacing to 40 pixels.
        c.yAxis().setTickDensity(40)

        ' Add a title to the y axis using dark grey (0x555555) 14pt Arial Bold font
        c.yAxis().setTitle("Y-Axis Title Placeholder", "Arial Bold", 14, &H555555)

        ' Output the chart
        viewer.Chart = c

        'include tool tip for the chart
        viewer.ImageMap = c.getHTMLImageMap("clickable", "", "title='{xLabel}: {value} Tons'")

    End Sub

End Class

[WPF - C#] NetWPFCharts\simplebar2.cs
using System;
using ChartDirector;

namespace CSharpWPFDemo
{
    public class simplebar2 : DemoModule
    {
        //Name of demo module
        public string getName() { return "Simple Bar Chart (2)"; }

        //Number of charts produced in this demo module
        public int getNoOfCharts() { return 1; }

        //Main code for creating chart.
        //Note: the argument chartIndex is unused because this demo only has 1 chart.
        public void createChart(WPFChartViewer viewer, int chartIndex)
        {
            // The data for the bar chart
            double[] data = {85, 156, 179, 211, 123, 189, 166};

            // The labels for the bar chart
            string[] labels = {"Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"};

            // Create a XYChart object of size 600 x 400 pixels
            XYChart c = new XYChart(600, 400);

            // Set default text color to dark grey (0x333333)
            c.setColor(Chart.TextColor, 0x333333);

            // Add a title box using grey (0x555555) 24pt Arial Bold font
            c.addTitle("    Bar Chart Demonstration", "Arial Bold", 24, 0x555555);

            // Set the plotarea at (70, 60) and of size 500 x 300 pixels, with transparent
            // background and border and light grey (0xcccccc) horizontal grid lines
            c.setPlotArea(70, 60, 500, 300, Chart.Transparent, -1, Chart.Transparent, 0xcccccc);

            // Set the x and y axis stems to transparent and the label font to 12pt Arial
            c.xAxis().setColors(Chart.Transparent);
            c.yAxis().setColors(Chart.Transparent);
            c.xAxis().setLabelStyle("Arial", 12);
            c.yAxis().setLabelStyle("Arial", 12);

            // Add a blue (0x6699bb) bar chart layer with transparent border using the given data
            c.addBarLayer(data, 0x6699bb).setBorderColor(Chart.Transparent);

            // Set the labels on the x axis.
            c.xAxis().setLabels(labels);

            // For the automatic y-axis labels, set the minimum spacing to 40 pixels.
            c.yAxis().setTickDensity(40);

            // Add a title to the y axis using dark grey (0x555555) 14pt Arial Bold font
            c.yAxis().setTitle("Y-Axis Title Placeholder", "Arial Bold", 14, 0x555555);

            // Output the chart
            viewer.Chart = c;

            //include tool tip for the chart
            viewer.ImageMap = c.getHTMLImageMap("clickable", "", "title='{xLabel}: {value} kg'");
        }
    }
}

[ASP.NET Web Forms - C# version] NetWebCharts\CSharpASP\simplebar2.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">

//
// Page Load event handler
//
protected void Page_Load(object sender, EventArgs e)
{
    // The data for the bar chart
    double[] data = {85, 156, 179, 211, 123, 189, 166};

    // The labels for the bar chart
    string[] labels = {"Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"};

    // Create a XYChart object of size 600 x 400 pixels
    XYChart c = new XYChart(600, 400);

    // Set default text color to dark grey (0x333333)
    c.setColor(Chart.TextColor, 0x333333);

    // Add a title box using grey (0x555555) 24pt Arial Bold font
    c.addTitle("    Bar Chart Demonstration", "Arial Bold", 24, 0x555555);

    // Set the plotarea at (70, 60) and of size 500 x 300 pixels, with transparent background and
    // border and light grey (0xcccccc) horizontal grid lines
    c.setPlotArea(70, 60, 500, 300, Chart.Transparent, -1, Chart.Transparent, 0xcccccc);

    // Set the x and y axis stems to transparent and the label font to 12pt Arial
    c.xAxis().setColors(Chart.Transparent);
    c.yAxis().setColors(Chart.Transparent);
    c.xAxis().setLabelStyle("Arial", 12);
    c.yAxis().setLabelStyle("Arial", 12);

    // Add a blue (0x6699bb) bar chart layer with transparent border using the given data
    c.addBarLayer(data, 0x6699bb).setBorderColor(Chart.Transparent);

    // Set the labels on the x axis.
    c.xAxis().setLabels(labels);

    // For the automatic y-axis labels, set the minimum spacing to 40 pixels.
    c.yAxis().setTickDensity(40);

    // Add a title to the y axis using dark grey (0x555555) 14pt Arial Bold font
    c.yAxis().setTitle("Y-Axis Title Placeholder", "Arial Bold", 14, 0x555555);

    // Output the chart
    WebChartViewer1.Image = c.makeWebImage(Chart.PNG);

    // Include tool tip for the chart
    WebChartViewer1.ImageMap = c.getHTMLImageMap("", "", "title='{xLabel}: {value} kg'");
}

</script>

<html>
<body>
    <chart:WebChartViewer id="WebChartViewer1" runat="server" />
</body>
</html>

[ASP.NET Web Forms - VB Version] NetWebCharts\VBNetASP\simplebar2.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">

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

    ' The data for the bar chart
    Dim data() As Double = {85, 156, 179, 211, 123, 189, 166}

    ' The labels for the bar chart
    Dim labels() As String = {"Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"}

    ' Create a XYChart object of size 600 x 400 pixels
    Dim c As XYChart = New XYChart(600, 400)

    ' Set default text color to dark grey (0x333333)
    c.setColor(Chart.TextColor, &H333333)

    ' Add a title box using grey (0x555555) 24pt Arial Bold font
    c.addTitle("    Bar Chart Demonstration", "Arial Bold", 24, &H555555)

    ' Set the plotarea at (70, 60) and of size 500 x 300 pixels, with transparent background and
    ' border and light grey (0xcccccc) horizontal grid lines
    c.setPlotArea(70, 60, 500, 300, Chart.Transparent, -1, Chart.Transparent, &Hcccccc)

    ' Set the x and y axis stems to transparent and the label font to 12pt Arial
    c.xAxis().setColors(Chart.Transparent)
    c.yAxis().setColors(Chart.Transparent)
    c.xAxis().setLabelStyle("Arial", 12)
    c.yAxis().setLabelStyle("Arial", 12)

    ' Add a blue (0x6699bb) bar chart layer with transparent border using the given data
    c.addBarLayer(data, &H6699bb).setBorderColor(Chart.Transparent)

    ' Set the labels on the x axis.
    c.xAxis().setLabels(labels)

    ' For the automatic y-axis labels, set the minimum spacing to 40 pixels.
    c.yAxis().setTickDensity(40)

    ' Add a title to the y axis using dark grey (0x555555) 14pt Arial Bold font
    c.yAxis().setTitle("Y-Axis Title Placeholder", "Arial Bold", 14, &H555555)

    ' Output the chart
    WebChartViewer1.Image = c.makeWebImage(Chart.PNG)

    ' Include tool tip for the chart
    WebChartViewer1.ImageMap = c.getHTMLImageMap("", "", "title='{xLabel}: {value} kg'")

End Sub

</script>

<html>
<body>
    <chart:WebChartViewer id="WebChartViewer1" runat="server" />
</body>
</html>

[ASP.NET MVC - Controller] NetMvcCharts\Controllers\Simplebar2Controller.cs
using System;
using System.Web.Mvc;
using ChartDirector;

namespace NetMvcCharts.Controllers
{
    public class Simplebar2Controller : Controller
    {
        //
        // Default Action
        //
        public ActionResult Index()
        {
            ViewBag.Title = "Simple Bar Chart (2)";
            createChart(ViewBag.Viewer = new RazorChartViewer(HttpContext, "chart1"));
            return View("~/Views/Shared/ChartView.cshtml");
        }

        //
        // Create chart
        //
        private void createChart(RazorChartViewer viewer)
        {
            // The data for the bar chart
            double[] data = {85, 156, 179, 211, 123, 189, 166};

            // The labels for the bar chart
            string[] labels = {"Mon", "Tue", "Wed", "Thu", "Fri", "Sat", "Sun"};

            // Create a XYChart object of size 600 x 400 pixels
            XYChart c = new XYChart(600, 400);

            // Set default text color to dark grey (0x333333)
            c.setColor(Chart.TextColor, 0x333333);

            // Add a title box using grey (0x555555) 24pt Arial Bold font
            c.addTitle("    Bar Chart Demonstration", "Arial Bold", 24, 0x555555);

            // Set the plotarea at (70, 60) and of size 500 x 300 pixels, with transparent background and
            // border and light grey (0xcccccc) horizontal grid lines
            c.setPlotArea(70, 60, 500, 300, Chart.Transparent, -1, Chart.Transparent, 0xcccccc);

            // Set the x and y axis stems to transparent and the label font to 12pt Arial
            c.xAxis().setColors(Chart.Transparent);
            c.yAxis().setColors(Chart.Transparent);
            c.xAxis().setLabelStyle("Arial", 12);
            c.yAxis().setLabelStyle("Arial", 12);

            // Add a blue (0x6699bb) bar chart layer with transparent border using the given data
            c.addBarLayer(data, 0x6699bb).setBorderColor(Chart.Transparent);

            // Set the labels on the x axis.
            c.xAxis().setLabels(labels);

            // For the automatic y-axis labels, set the minimum spacing to 40 pixels.
            c.yAxis().setTickDensity(40);

            // Add a title to the y axis using dark grey (0x555555) 14pt Arial Bold font
            c.yAxis().setTitle("Y-Axis Title Placeholder", "Arial Bold", 14, 0x555555);

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

            // Include tool tip for the chart
            viewer.ImageMap = c.getHTMLImageMap("", "", "title='{xLabel}: {value} kg'");
        }
    }
}

[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>