[Windows Forms - C# version] NetWinCharts\CSharpWinCharts\contourcolor.cs
using System;
using ChartDirector;
namespace CSharpChartExplorer
{
public class contourcolor : DemoModule
{
//Name of demo module
public string getName() { return "Contour Color Scale"; }
//Number of charts produced in this demo module
public int getNoOfCharts() { return 4; }
//Main code for creating charts
public void createChart(WinChartViewer viewer, int chartIndex)
{
// The x and y coordinates of the grid
double[] dataX = {-4, -3, -2, -1, 0, 1, 2, 3, 4};
double[] dataY = {-4, -3, -2, -1, 0, 1, 2, 3, 4};
// Use random numbers for the z values on the XY grid
RanSeries r = new RanSeries(99);
double[] dataZ = r.get2DSeries(dataX.Length, dataY.Length, -0.9, 0.9);
// Create a XYChart object of size 420 x 360 pixels
XYChart c = new XYChart(420, 360);
// Set the plotarea at (30, 25) and of size 300 x 300 pixels. Use semi-transparent grey
// (0xdd000000) horizontal and vertical grid lines
c.setPlotArea(30, 25, 300, 300, -1, -1, -1, unchecked((int)0xdd000000), -1);
// Set the x-axis and y-axis scale
c.xAxis().setLinearScale(-4, 4, 1);
c.yAxis().setLinearScale(-4, 4, 1);
// Add a contour layer using the given data
ContourLayer layer = c.addContourLayer(dataX, dataY, dataZ);
// Enable contour label by setting its style to black (000000) 8pt default bold font
layer.setContourLabelStyle("bold", 8, 0x000000);
// Set the label to display the value in a CDML block with semi-transparent white
// (4FFFFFFF) background and 2 pixels left/right margin and 1 pixel top/bottom margin
layer.setContourLabelFormat("<*block,bgcolor=4FFFFFFF,margin=2 2 1 1*>{value}");
// Move the grid lines in front of the contour layer
c.getPlotArea().moveGridBefore(layer);
// Add a color axis (the legend) in which the top left corner is anchored at (350, 25).
// Set the length to 400 300 and the labels on the right side.
ColorAxis cAxis = layer.setColorAxis(350, 25, Chart.TopLeft, 300, Chart.Right);
if (chartIndex == 1) {
// Speicify a color gradient as a list of colors, and use it in the color axis.
int[] colorGradient = {0x0044cc, 0xffffff, 0x00aa00};
cAxis.setColorGradient(false, colorGradient);
} else if (chartIndex == 2) {
// Specify the color scale to use in the color axis
double[] colorScale = {-1.0, 0x1a9850, -0.75, 0x66bd63, -0.5, 0xa6d96a, -0.25,
0xd9ef8b, 0, 0xfee08b, 0.25, 0xfdae61, 0.5, 0xf46d43, 0.75, 0xd73027, 1};
cAxis.setColorScale(colorScale);
} else if (chartIndex == 3) {
// Specify the color scale to use in the color axis. Also specify an underflow color
// 0x66ccff (blue) for regions that fall below the lower axis limit.
double[] colorScale = {0, 0xffff99, 0.2, 0x80cdc1, 0.4, 0x35978f, 0.6, 0x01665e,
0.8, 0x003c30, 1};
cAxis.setColorScale(colorScale, 0x66ccff);
}
// Output the chart
viewer.Chart = c;
//include tool tip for the chart
viewer.ImageMap = c.getHTMLImageMap("clickable", "",
"title='<*cdml*><*font=bold*>X: {x|2}<*br*>Y: {y|2}<*br*>Z: {z|2}'");
}
}
}
[Windows Forms - VB Version] NetWinCharts\VBNetWinCharts\contourcolor.vb
Imports System
Imports Microsoft.VisualBasic
Imports ChartDirector
Public Class contourcolor
Implements DemoModule
'Name of demo module
Public Function getName() As String Implements DemoModule.getName
Return "Contour Color Scale"
End Function
'Number of charts produced in this demo module
Public Function getNoOfCharts() As Integer Implements DemoModule.getNoOfCharts
Return 4
End Function
'Main code for creating charts
Public Sub createChart(viewer As WinChartViewer, chartIndex As Integer) _
Implements DemoModule.createChart
' The x and y coordinates of the grid
Dim dataX() As Double = {-4, -3, -2, -1, 0, 1, 2, 3, 4}
Dim dataY() As Double = {-4, -3, -2, -1, 0, 1, 2, 3, 4}
' Use random numbers for the z values on the XY grid
Dim r As RanSeries = New RanSeries(99)
Dim dataZ() As Double = r.get2DSeries(UBound(dataX) + 1, UBound(dataY) + 1, -0.9, 0.9)
' Create a XYChart object of size 420 x 360 pixels
Dim c As XYChart = New XYChart(420, 360)
' Set the plotarea at (30, 25) and of size 300 x 300 pixels. Use semi-transparent grey
' (0xdd000000) horizontal and vertical grid lines
c.setPlotArea(30, 25, 300, 300, -1, -1, -1, &Hdd000000, -1)
' Set the x-axis and y-axis scale
c.xAxis().setLinearScale(-4, 4, 1)
c.yAxis().setLinearScale(-4, 4, 1)
' Add a contour layer using the given data
Dim layer As ContourLayer = c.addContourLayer(dataX, dataY, dataZ)
' Enable contour label by setting its style to black (000000) 8pt default bold font
layer.setContourLabelStyle("bold", 8, &H000000)
' Set the label to display the value in a CDML block with semi-transparent white (4FFFFFFF)
' background and 2 pixels left/right margin and 1 pixel top/bottom margin
layer.setContourLabelFormat("<*block,bgcolor=4FFFFFFF,margin=2 2 1 1*>{value}")
' Move the grid lines in front of the contour layer
c.getPlotArea().moveGridBefore(layer)
' Add a color axis (the legend) in which the top left corner is anchored at (350, 25). Set
' the length to 400 300 and the labels on the right side.
Dim cAxis As ColorAxis = layer.setColorAxis(350, 25, Chart.TopLeft, 300, Chart.Right)
If chartIndex = 1 Then
' Speicify a color gradient as a list of colors, and use it in the color axis.
Dim colorGradient() As Integer = {&H0044cc, &Hffffff, &H00aa00}
cAxis.setColorGradient(False, colorGradient)
ElseIf chartIndex = 2 Then
' Specify the color scale to use in the color axis
Dim colorScale() As Double = {-1.0, &H1a9850, -0.75, &H66bd63, -0.5, &Ha6d96a, -0.25, _
&Hd9ef8b, 0, &Hfee08b, 0.25, &Hfdae61, 0.5, &Hf46d43, 0.75, &Hd73027, 1}
cAxis.setColorScale(colorScale)
ElseIf chartIndex = 3 Then
' Specify the color scale to use in the color axis. Also specify an underflow color
' 0x66ccff (blue) for regions that fall below the lower axis limit.
Dim colorScale() As Double = {0, &Hffff99, 0.2, &H80cdc1, 0.4, &H35978f, 0.6, _
&H01665e, 0.8, &H003c30, 1}
cAxis.setColorScale(colorScale, &H66ccff)
End If
' Output the chart
viewer.Chart = c
'include tool tip for the chart
viewer.ImageMap = c.getHTMLImageMap("clickable", "", _
"title='<*cdml*><*font=bold*>X: {x|2}<*br*>Y: {y|2}<*br*>Z: {z|2}'")
End Sub
End Class
[WPF - C#] NetWPFCharts\CSharpWPFCharts\contourcolor.cs
using System;
using ChartDirector;
namespace CSharpWPFCharts
{
public class contourcolor : DemoModule
{
//Name of demo module
public string getName() { return "Contour Color Scale"; }
//Number of charts produced in this demo module
public int getNoOfCharts() { return 4; }
//Main code for creating charts
public void createChart(WPFChartViewer viewer, int chartIndex)
{
// The x and y coordinates of the grid
double[] dataX = {-4, -3, -2, -1, 0, 1, 2, 3, 4};
double[] dataY = {-4, -3, -2, -1, 0, 1, 2, 3, 4};
// Use random numbers for the z values on the XY grid
RanSeries r = new RanSeries(99);
double[] dataZ = r.get2DSeries(dataX.Length, dataY.Length, -0.9, 0.9);
// Create a XYChart object of size 420 x 360 pixels
XYChart c = new XYChart(420, 360);
// Set the plotarea at (30, 25) and of size 300 x 300 pixels. Use semi-transparent grey
// (0xdd000000) horizontal and vertical grid lines
c.setPlotArea(30, 25, 300, 300, -1, -1, -1, unchecked((int)0xdd000000), -1);
// Set the x-axis and y-axis scale
c.xAxis().setLinearScale(-4, 4, 1);
c.yAxis().setLinearScale(-4, 4, 1);
// Add a contour layer using the given data
ContourLayer layer = c.addContourLayer(dataX, dataY, dataZ);
// Enable contour label by setting its style to black (000000) 8pt default bold font
layer.setContourLabelStyle("bold", 8, 0x000000);
// Set the label to display the value in a CDML block with semi-transparent white
// (4FFFFFFF) background and 2 pixels left/right margin and 1 pixel top/bottom margin
layer.setContourLabelFormat("<*block,bgcolor=4FFFFFFF,margin=2 2 1 1*>{value}");
// Move the grid lines in front of the contour layer
c.getPlotArea().moveGridBefore(layer);
// Add a color axis (the legend) in which the top left corner is anchored at (350, 25).
// Set the length to 400 300 and the labels on the right side.
ColorAxis cAxis = layer.setColorAxis(350, 25, Chart.TopLeft, 300, Chart.Right);
if (chartIndex == 1) {
// Speicify a color gradient as a list of colors, and use it in the color axis.
int[] colorGradient = {0x0044cc, 0xffffff, 0x00aa00};
cAxis.setColorGradient(false, colorGradient);
} else if (chartIndex == 2) {
// Specify the color scale to use in the color axis
double[] colorScale = {-1.0, 0x1a9850, -0.75, 0x66bd63, -0.5, 0xa6d96a, -0.25,
0xd9ef8b, 0, 0xfee08b, 0.25, 0xfdae61, 0.5, 0xf46d43, 0.75, 0xd73027, 1};
cAxis.setColorScale(colorScale);
} else if (chartIndex == 3) {
// Specify the color scale to use in the color axis. Also specify an underflow color
// 0x66ccff (blue) for regions that fall below the lower axis limit.
double[] colorScale = {0, 0xffff99, 0.2, 0x80cdc1, 0.4, 0x35978f, 0.6, 0x01665e,
0.8, 0x003c30, 1};
cAxis.setColorScale(colorScale, 0x66ccff);
}
// Output the chart
viewer.Chart = c;
//include tool tip for the chart
viewer.ImageMap = c.getHTMLImageMap("clickable", "",
"title='<*cdml*><*font=bold*>X: {x|2}<*br*>Y: {y|2}<*br*>Z: {z|2}'");
}
}
}
[ASP.NET Web Forms - C# version] NetWebCharts\CSharpASP\contourcolor.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 x and y coordinates of the grid
double[] dataX = {-4, -3, -2, -1, 0, 1, 2, 3, 4};
double[] dataY = {-4, -3, -2, -1, 0, 1, 2, 3, 4};
// Use random numbers for the z values on the XY grid
RanSeries r = new RanSeries(99);
double[] dataZ = r.get2DSeries(dataX.Length, dataY.Length, -0.9, 0.9);
// Create a XYChart object of size 420 x 360 pixels
XYChart c = new XYChart(420, 360);
// Set the plotarea at (30, 25) and of size 300 x 300 pixels. Use semi-transparent grey
// (0xdd000000) horizontal and vertical grid lines
c.setPlotArea(30, 25, 300, 300, -1, -1, -1, unchecked((int)0xdd000000), -1);
// Set the x-axis and y-axis scale
c.xAxis().setLinearScale(-4, 4, 1);
c.yAxis().setLinearScale(-4, 4, 1);
// Add a contour layer using the given data
ContourLayer layer = c.addContourLayer(dataX, dataY, dataZ);
// Enable contour label by setting its style to black (000000) 8pt default bold font
layer.setContourLabelStyle("bold", 8, 0x000000);
// Set the label to display the value in a CDML block with semi-transparent white (4FFFFFFF)
// background and 2 pixels left/right margin and 1 pixel top/bottom margin
layer.setContourLabelFormat("<*block,bgcolor=4FFFFFFF,margin=2 2 1 1*>{value}");
// Move the grid lines in front of the contour layer
c.getPlotArea().moveGridBefore(layer);
// Add a color axis (the legend) in which the top left corner is anchored at (350, 25). Set the
// length to 400 300 and the labels on the right side.
ColorAxis cAxis = layer.setColorAxis(350, 25, Chart.TopLeft, 300, Chart.Right);
if (chartIndex == 1) {
// Speicify a color gradient as a list of colors, and use it in the color axis.
int[] colorGradient = {0x0044cc, 0xffffff, 0x00aa00};
cAxis.setColorGradient(false, colorGradient);
} else if (chartIndex == 2) {
// Specify the color scale to use in the color axis
double[] colorScale = {-1.0, 0x1a9850, -0.75, 0x66bd63, -0.5, 0xa6d96a, -0.25, 0xd9ef8b, 0,
0xfee08b, 0.25, 0xfdae61, 0.5, 0xf46d43, 0.75, 0xd73027, 1};
cAxis.setColorScale(colorScale);
} else if (chartIndex == 3) {
// Specify the color scale to use in the color axis. Also specify an underflow color
// 0x66ccff (blue) for regions that fall below the lower axis limit.
double[] colorScale = {0, 0xffff99, 0.2, 0x80cdc1, 0.4, 0x35978f, 0.6, 0x01665e, 0.8,
0x003c30, 1};
cAxis.setColorScale(colorScale, 0x66ccff);
}
// Output the chart
viewer.Image = c.makeWebImage(Chart.SVG);
// Include tool tip for the chart
viewer.ImageMap = c.getHTMLImageMap("", "",
"title='<*cdml*><*b*>X: {x|2}<*br*>Y: {y|2}<*br*>Z: {z|2}'");
// Output Javascript chart model to support contour chart tooltips
viewer.ChartModel = c.getJsChartModel();
}
//
// Page Load event handler
//
protected void Page_Load(object sender, EventArgs e)
{
createChart(WebChartViewer0, 0);
createChart(WebChartViewer1, 1);
createChart(WebChartViewer2, 2);
createChart(WebChartViewer3, 3);
}
</script>
<html>
<head>
<script type="text/javascript" src="cdjcv.js"></script>
</head>
<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" />
</body>
</html>
[ASP.NET Web Forms - VB Version] NetWebCharts\VBNetASP\contourcolor.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 x and y coordinates of the grid
Dim dataX() As Double = {-4, -3, -2, -1, 0, 1, 2, 3, 4}
Dim dataY() As Double = {-4, -3, -2, -1, 0, 1, 2, 3, 4}
' Use random numbers for the z values on the XY grid
Dim r As RanSeries = New RanSeries(99)
Dim dataZ() As Double = r.get2DSeries(UBound(dataX) + 1, UBound(dataY) + 1, -0.9, 0.9)
' Create a XYChart object of size 420 x 360 pixels
Dim c As XYChart = New XYChart(420, 360)
' Set the plotarea at (30, 25) and of size 300 x 300 pixels. Use semi-transparent grey
' (0xdd000000) horizontal and vertical grid lines
c.setPlotArea(30, 25, 300, 300, -1, -1, -1, &Hdd000000, -1)
' Set the x-axis and y-axis scale
c.xAxis().setLinearScale(-4, 4, 1)
c.yAxis().setLinearScale(-4, 4, 1)
' Add a contour layer using the given data
Dim layer As ContourLayer = c.addContourLayer(dataX, dataY, dataZ)
' Enable contour label by setting its style to black (000000) 8pt default bold font
layer.setContourLabelStyle("bold", 8, &H000000)
' Set the label to display the value in a CDML block with semi-transparent white (4FFFFFFF)
' background and 2 pixels left/right margin and 1 pixel top/bottom margin
layer.setContourLabelFormat("<*block,bgcolor=4FFFFFFF,margin=2 2 1 1*>{value}")
' Move the grid lines in front of the contour layer
c.getPlotArea().moveGridBefore(layer)
' Add a color axis (the legend) in which the top left corner is anchored at (350, 25). Set the
' length to 400 300 and the labels on the right side.
Dim cAxis As ColorAxis = layer.setColorAxis(350, 25, Chart.TopLeft, 300, Chart.Right)
If chartIndex = 1 Then
' Speicify a color gradient as a list of colors, and use it in the color axis.
Dim colorGradient() As Integer = {&H0044cc, &Hffffff, &H00aa00}
cAxis.setColorGradient(False, colorGradient)
ElseIf chartIndex = 2 Then
' Specify the color scale to use in the color axis
Dim colorScale() As Double = {-1.0, &H1a9850, -0.75, &H66bd63, -0.5, &Ha6d96a, -0.25, _
&Hd9ef8b, 0, &Hfee08b, 0.25, &Hfdae61, 0.5, &Hf46d43, 0.75, &Hd73027, 1}
cAxis.setColorScale(colorScale)
ElseIf chartIndex = 3 Then
' Specify the color scale to use in the color axis. Also specify an underflow color 0x66ccff
' (blue) for regions that fall below the lower axis limit.
Dim colorScale() As Double = {0, &Hffff99, 0.2, &H80cdc1, 0.4, &H35978f, 0.6, &H01665e, _
0.8, &H003c30, 1}
cAxis.setColorScale(colorScale, &H66ccff)
End If
' Output the chart
viewer.Image = c.makeWebImage(Chart.SVG)
' Include tool tip for the chart
viewer.ImageMap = c.getHTMLImageMap("", "", _
"title='<*cdml*><*b*>X: {x|2}<*br*>Y: {y|2}<*br*>Z: {z|2}'")
' Output Javascript chart model to support contour chart tooltips
viewer.ChartModel = c.getJsChartModel()
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)
End Sub
</script>
<html>
<head>
<script type="text/javascript" src="cdjcv.js"></script>
</head>
<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" />
</body>
</html>
[ASP.NET MVC - Controller] NetMvcCharts\Controllers\ContourcolorController.cs
using System;
using System.Web.Mvc;
using ChartDirector;
namespace NetMvcCharts.Controllers
{
public class ContourcolorController : Controller
{
//
// Default Action
//
public ActionResult Index()
{
ViewBag.Title = "Contour Color Scale";
// This example contains 4 charts.
ViewBag.Viewer = new RazorChartViewer[4];
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 x and y coordinates of the grid
double[] dataX = {-4, -3, -2, -1, 0, 1, 2, 3, 4};
double[] dataY = {-4, -3, -2, -1, 0, 1, 2, 3, 4};
// Use random numbers for the z values on the XY grid
RanSeries r = new RanSeries(99);
double[] dataZ = r.get2DSeries(dataX.Length, dataY.Length, -0.9, 0.9);
// Create a XYChart object of size 420 x 360 pixels
XYChart c = new XYChart(420, 360);
// Set the plotarea at (30, 25) and of size 300 x 300 pixels. Use semi-transparent grey
// (0xdd000000) horizontal and vertical grid lines
c.setPlotArea(30, 25, 300, 300, -1, -1, -1, unchecked((int)0xdd000000), -1);
// Set the x-axis and y-axis scale
c.xAxis().setLinearScale(-4, 4, 1);
c.yAxis().setLinearScale(-4, 4, 1);
// Add a contour layer using the given data
ContourLayer layer = c.addContourLayer(dataX, dataY, dataZ);
// Enable contour label by setting its style to black (000000) 8pt default bold font
layer.setContourLabelStyle("bold", 8, 0x000000);
// Set the label to display the value in a CDML block with semi-transparent white (4FFFFFFF)
// background and 2 pixels left/right margin and 1 pixel top/bottom margin
layer.setContourLabelFormat("<*block,bgcolor=4FFFFFFF,margin=2 2 1 1*>{value}");
// Move the grid lines in front of the contour layer
c.getPlotArea().moveGridBefore(layer);
// Add a color axis (the legend) in which the top left corner is anchored at (350, 25). Set
// the length to 400 300 and the labels on the right side.
ColorAxis cAxis = layer.setColorAxis(350, 25, Chart.TopLeft, 300, Chart.Right);
if (chartIndex == 1) {
// Speicify a color gradient as a list of colors, and use it in the color axis.
int[] colorGradient = {0x0044cc, 0xffffff, 0x00aa00};
cAxis.setColorGradient(false, colorGradient);
} else if (chartIndex == 2) {
// Specify the color scale to use in the color axis
double[] colorScale = {-1.0, 0x1a9850, -0.75, 0x66bd63, -0.5, 0xa6d96a, -0.25, 0xd9ef8b,
0, 0xfee08b, 0.25, 0xfdae61, 0.5, 0xf46d43, 0.75, 0xd73027, 1};
cAxis.setColorScale(colorScale);
} else if (chartIndex == 3) {
// Specify the color scale to use in the color axis. Also specify an underflow color
// 0x66ccff (blue) for regions that fall below the lower axis limit.
double[] colorScale = {0, 0xffff99, 0.2, 0x80cdc1, 0.4, 0x35978f, 0.6, 0x01665e, 0.8,
0x003c30, 1};
cAxis.setColorScale(colorScale, 0x66ccff);
}
// Output the chart
viewer.Image = c.makeWebImage(Chart.SVG);
// Include tool tip for the chart
viewer.ImageMap = c.getHTMLImageMap("", "",
"title='<*cdml*><*b*>X: {x|2}<*br*>Y: {y|2}<*br*>Z: {z|2}'");
// Output Javascript chart model to support contour chart tooltips
viewer.ChartModel = c.getJsChartModel();
}
}
}
[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>
<style>
@ViewBag.Style
</style>
@Scripts.Render("~/Scripts/cdjcv.js")
</head>
<body style="margin:5px 0px 0px 5px">
<div style="font:bold 18pt verdana;">
@ViewBag.Title
</div>
<hr style="border:solid 1px #000080; background:#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>
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