ChartDirector 7.1 (.NET Edition)
Contour Color Legend
Source Code Listing
using System;
using ChartDirector;
namespace CSharpChartExplorer
{
public class contourlegend : DemoModule
{
//Name of demo module
public string getName() { return "Contour Color Legend"; }
//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 x and y coordinates of the grid
double[] dataX = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
double[] dataY = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
// Use random numbers for the z values on the XY grid
RanSeries r = new RanSeries(999);
double[] dataZ = r.get2DSeries(dataX.Length, dataY.Length, -0.9, 1.15);
// Create a XYChart object of size 640 x 460 pixels
XYChart c = new XYChart(640, 460);
// Set default text color to dark grey (0x333333)
c.setColor(Chart.TextColor, 0x333333);
// Set the plotarea at (30, 25) and of size 400 x 400 pixels. Use semi-transparent grey
// (0xdd000000) horizontal and vertical grid lines
c.setPlotArea(50, 25, 400, 400, -1, -1, Chart.Transparent, unchecked((int)0xdd000000),
-1);
// 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);
// Set the x-axis and y-axis scale
c.xAxis().setLinearScale(0, 10, 1);
c.yAxis().setLinearScale(0, 10, 1);
// Add a contour layer using the given data
ContourLayer layer = c.addContourLayer(dataX, dataY, dataZ);
// Move the grid lines in front of the contour layer
c.getPlotArea().moveGridBefore(layer);
// Define the color scale
double[] colorScale = {-0.8, 0x0066ff, -0.5, 0x66ccff, -0.3, 0x66ffff, 0, 0x88ff88, 0.4,
0x00ff00, 0.7, 0xffff00, 0.9, 0xff6600, 1.0, 0xcc0000, 1.1};
// Apply the color scale, and specify the underflow and overflow colors for regions
// exceeding the color scale
layer.colorAxis().setColorScale(colorScale, 0x0000cc, 0x000000);
//
// Instead of displaying the color axis, we use a legend box to display the colors. This
// is useful for colors that are unevenly spaced on the color axis.
//
// Add a legend box at (460, 25) with vertical layout, with 12pt Arial font, transparent
// background and border, icon size of 15 x 15 pixels, and line spacing of 8 pixels.
LegendBox b = c.addLegend(460, 25, true, "Arial", 12);
b.setBackground(Chart.Transparent, Chart.Transparent);
b.setKeySize(15, 15);
b.setKeySpacing(0, 8);
// Add the legend box entries
b.addKey("> 1.1 (Critical)", 0x000000);
b.addKey("1.0 to 1.1 (Alert)", 0xcc0000);
b.addKey("0.9 to 1.0", 0xff6600);
b.addKey("0.7 to 0.9", 0xffff00);
b.addKey("0.4 to 0.7", 0x00ff00);
b.addKey("0.0 to 0.4", 0x88ff88);
b.addKey("-0.3 to 0.0", 0x66ffff);
b.addKey("-0.5 to -0.3", 0x66ccff);
b.addKey("-0.8 to -0.5", 0x0066ff);
b.addKey("< -0.8", 0x0000cc);
// Output the chart
viewer.Chart = c;
//include tool tip for the chart
viewer.ImageMap = c.getHTMLImageMap("clickable", "",
"title='<*cdml*>X: {x|2}<*br*>Y: {y|2}<*br*>Z: {z|2}'");
}
}
}
Imports System
Imports Microsoft.VisualBasic
Imports ChartDirector
Public Class contourlegend
Implements DemoModule
'Name of demo module
Public Function getName() As String Implements DemoModule.getName
Return "Contour Color Legend"
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 x and y coordinates of the grid
Dim dataX() As Double = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
Dim dataY() As Double = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
' Use random numbers for the z values on the XY grid
Dim r As RanSeries = New RanSeries(999)
Dim dataZ() As Double = r.get2DSeries(UBound(dataX) + 1, UBound(dataY) + 1, -0.9, 1.15)
' Create a XYChart object of size 640 x 460 pixels
Dim c As XYChart = New XYChart(640, 460)
' Set default text color to dark grey (0x333333)
c.setColor(Chart.TextColor, &H333333)
' Set the plotarea at (30, 25) and of size 400 x 400 pixels. Use semi-transparent grey
' (0xdd000000) horizontal and vertical grid lines
c.setPlotArea(50, 25, 400, 400, -1, -1, Chart.Transparent, &Hdd000000, -1)
' 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)
' Set the x-axis and y-axis scale
c.xAxis().setLinearScale(0, 10, 1)
c.yAxis().setLinearScale(0, 10, 1)
' Add a contour layer using the given data
Dim layer As ContourLayer = c.addContourLayer(dataX, dataY, dataZ)
' Move the grid lines in front of the contour layer
c.getPlotArea().moveGridBefore(layer)
' Define the color scale
Dim colorScale() As Double = {-0.8, &H0066ff, -0.5, &H66ccff, -0.3, &H66ffff, 0, &H88ff88, _
0.4, &H00ff00, 0.7, &Hffff00, 0.9, &Hff6600, 1.0, &Hcc0000, 1.1}
' Apply the color scale, and specify the underflow and overflow colors for regions exceeding
' the color scale
layer.colorAxis().setColorScale(colorScale, &H0000cc, &H000000)
'
' Instead of displaying the color axis, we use a legend box to display the colors. This is
' useful for colors that are unevenly spaced on the color axis.
'
' Add a legend box at (460, 25) with vertical layout, with 12pt Arial font, transparent
' background and border, icon size of 15 x 15 pixels, and line spacing of 8 pixels.
Dim b As LegendBox = c.addLegend(460, 25, True, "Arial", 12)
b.setBackground(Chart.Transparent, Chart.Transparent)
b.setKeySize(15, 15)
b.setKeySpacing(0, 8)
' Add the legend box entries
b.addKey("> 1.1 (Critical)", &H000000)
b.addKey("1.0 to 1.1 (Alert)", &Hcc0000)
b.addKey("0.9 to 1.0", &Hff6600)
b.addKey("0.7 to 0.9", &Hffff00)
b.addKey("0.4 to 0.7", &H00ff00)
b.addKey("0.0 to 0.4", &H88ff88)
b.addKey("-0.3 to 0.0", &H66ffff)
b.addKey("-0.5 to -0.3", &H66ccff)
b.addKey("-0.8 to -0.5", &H0066ff)
b.addKey("< -0.8", &H0000cc)
' Output the chart
viewer.Chart = c
'include tool tip for the chart
viewer.ImageMap = c.getHTMLImageMap("clickable", "", _
"title='<*cdml*>X: {x|2}<*br*>Y: {y|2}<*br*>Z: {z|2}'")
End Sub
End Class
using System;
using ChartDirector;
namespace CSharpWPFCharts
{
public class contourlegend : DemoModule
{
//Name of demo module
public string getName() { return "Contour Color Legend"; }
//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 x and y coordinates of the grid
double[] dataX = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
double[] dataY = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
// Use random numbers for the z values on the XY grid
RanSeries r = new RanSeries(999);
double[] dataZ = r.get2DSeries(dataX.Length, dataY.Length, -0.9, 1.15);
// Create a XYChart object of size 640 x 460 pixels
XYChart c = new XYChart(640, 460);
// Set default text color to dark grey (0x333333)
c.setColor(Chart.TextColor, 0x333333);
// Set the plotarea at (30, 25) and of size 400 x 400 pixels. Use semi-transparent grey
// (0xdd000000) horizontal and vertical grid lines
c.setPlotArea(50, 25, 400, 400, -1, -1, Chart.Transparent, unchecked((int)0xdd000000),
-1);
// 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);
// Set the x-axis and y-axis scale
c.xAxis().setLinearScale(0, 10, 1);
c.yAxis().setLinearScale(0, 10, 1);
// Add a contour layer using the given data
ContourLayer layer = c.addContourLayer(dataX, dataY, dataZ);
// Move the grid lines in front of the contour layer
c.getPlotArea().moveGridBefore(layer);
// Define the color scale
double[] colorScale = {-0.8, 0x0066ff, -0.5, 0x66ccff, -0.3, 0x66ffff, 0, 0x88ff88, 0.4,
0x00ff00, 0.7, 0xffff00, 0.9, 0xff6600, 1.0, 0xcc0000, 1.1};
// Apply the color scale, and specify the underflow and overflow colors for regions
// exceeding the color scale
layer.colorAxis().setColorScale(colorScale, 0x0000cc, 0x000000);
//
// Instead of displaying the color axis, we use a legend box to display the colors. This
// is useful for colors that are unevenly spaced on the color axis.
//
// Add a legend box at (460, 25) with vertical layout, with 12pt Arial font, transparent
// background and border, icon size of 15 x 15 pixels, and line spacing of 8 pixels.
LegendBox b = c.addLegend(460, 25, true, "Arial", 12);
b.setBackground(Chart.Transparent, Chart.Transparent);
b.setKeySize(15, 15);
b.setKeySpacing(0, 8);
// Add the legend box entries
b.addKey("> 1.1 (Critical)", 0x000000);
b.addKey("1.0 to 1.1 (Alert)", 0xcc0000);
b.addKey("0.9 to 1.0", 0xff6600);
b.addKey("0.7 to 0.9", 0xffff00);
b.addKey("0.4 to 0.7", 0x00ff00);
b.addKey("0.0 to 0.4", 0x88ff88);
b.addKey("-0.3 to 0.0", 0x66ffff);
b.addKey("-0.5 to -0.3", 0x66ccff);
b.addKey("-0.8 to -0.5", 0x0066ff);
b.addKey("< -0.8", 0x0000cc);
// Output the chart
viewer.Chart = c;
//include tool tip for the chart
viewer.ImageMap = c.getHTMLImageMap("clickable", "",
"title='<*cdml*>X: {x|2}<*br*>Y: {y|2}<*br*>Z: {z|2}'");
}
}
}
<%@ 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 x and y coordinates of the grid
double[] dataX = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
double[] dataY = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
// Use random numbers for the z values on the XY grid
RanSeries r = new RanSeries(999);
double[] dataZ = r.get2DSeries(dataX.Length, dataY.Length, -0.9, 1.15);
// Create a XYChart object of size 640 x 460 pixels
XYChart c = new XYChart(640, 460);
// Set default text color to dark grey (0x333333)
c.setColor(Chart.TextColor, 0x333333);
// Set the plotarea at (30, 25) and of size 400 x 400 pixels. Use semi-transparent grey
// (0xdd000000) horizontal and vertical grid lines
c.setPlotArea(50, 25, 400, 400, -1, -1, Chart.Transparent, unchecked((int)0xdd000000), -1);
// 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);
// Set the x-axis and y-axis scale
c.xAxis().setLinearScale(0, 10, 1);
c.yAxis().setLinearScale(0, 10, 1);
// Add a contour layer using the given data
ContourLayer layer = c.addContourLayer(dataX, dataY, dataZ);
// Move the grid lines in front of the contour layer
c.getPlotArea().moveGridBefore(layer);
// Define the color scale
double[] colorScale = {-0.8, 0x0066ff, -0.5, 0x66ccff, -0.3, 0x66ffff, 0, 0x88ff88, 0.4,
0x00ff00, 0.7, 0xffff00, 0.9, 0xff6600, 1.0, 0xcc0000, 1.1};
// Apply the color scale, and specify the underflow and overflow colors for regions exceeding
// the color scale
layer.colorAxis().setColorScale(colorScale, 0x0000cc, 0x000000);
//
// Instead of displaying the color axis, we use a legend box to display the colors. This is
// useful for colors that are unevenly spaced on the color axis.
//
// Add a legend box at (460, 25) with vertical layout, with 12pt Arial font, transparent
// background and border, icon size of 15 x 15 pixels, and line spacing of 8 pixels.
LegendBox b = c.addLegend(460, 25, true, "Arial", 12);
b.setBackground(Chart.Transparent, Chart.Transparent);
b.setKeySize(15, 15);
b.setKeySpacing(0, 8);
// Add the legend box entries
b.addKey("> 1.1 (Critical)", 0x000000);
b.addKey("1.0 to 1.1 (Alert)", 0xcc0000);
b.addKey("0.9 to 1.0", 0xff6600);
b.addKey("0.7 to 0.9", 0xffff00);
b.addKey("0.4 to 0.7", 0x00ff00);
b.addKey("0.0 to 0.4", 0x88ff88);
b.addKey("-0.3 to 0.0", 0x66ffff);
b.addKey("-0.5 to -0.3", 0x66ccff);
b.addKey("-0.8 to -0.5", 0x0066ff);
b.addKey("< -0.8", 0x0000cc);
// Output the chart
WebChartViewer1.Image = c.makeWebImage(Chart.SVG);
// Include tool tip for the chart
WebChartViewer1.ImageMap = c.getHTMLImageMap("", "",
"title='<*cdml*>X: {x|2}<*br*>Y: {y|2}<*br*>Z: {z|2}'");
// Output Javascript chart model to support contour chart tooltips
WebChartViewer1.ChartModel = c.getJsChartModel();
}
</script>
<html>
<head>
<script type="text/javascript" src="cdjcv.js"></script>
</head>
<body>
<chart:WebChartViewer id="WebChartViewer1" runat="server" />
</body>
</html>
<%@ 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 x and y coordinates of the grid
Dim dataX() As Double = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
Dim dataY() As Double = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
' Use random numbers for the z values on the XY grid
Dim r As RanSeries = New RanSeries(999)
Dim dataZ() As Double = r.get2DSeries(UBound(dataX) + 1, UBound(dataY) + 1, -0.9, 1.15)
' Create a XYChart object of size 640 x 460 pixels
Dim c As XYChart = New XYChart(640, 460)
' Set default text color to dark grey (0x333333)
c.setColor(Chart.TextColor, &H333333)
' Set the plotarea at (30, 25) and of size 400 x 400 pixels. Use semi-transparent grey
' (0xdd000000) horizontal and vertical grid lines
c.setPlotArea(50, 25, 400, 400, -1, -1, Chart.Transparent, &Hdd000000, -1)
' 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)
' Set the x-axis and y-axis scale
c.xAxis().setLinearScale(0, 10, 1)
c.yAxis().setLinearScale(0, 10, 1)
' Add a contour layer using the given data
Dim layer As ContourLayer = c.addContourLayer(dataX, dataY, dataZ)
' Move the grid lines in front of the contour layer
c.getPlotArea().moveGridBefore(layer)
' Define the color scale
Dim colorScale() As Double = {-0.8, &H0066ff, -0.5, &H66ccff, -0.3, &H66ffff, 0, &H88ff88, _
0.4, &H00ff00, 0.7, &Hffff00, 0.9, &Hff6600, 1.0, &Hcc0000, 1.1}
' Apply the color scale, and specify the underflow and overflow colors for regions exceeding the
' color scale
layer.colorAxis().setColorScale(colorScale, &H0000cc, &H000000)
'
' Instead of displaying the color axis, we use a legend box to display the colors. This is
' useful for colors that are unevenly spaced on the color axis.
'
' Add a legend box at (460, 25) with vertical layout, with 12pt Arial font, transparent
' background and border, icon size of 15 x 15 pixels, and line spacing of 8 pixels.
Dim b As LegendBox = c.addLegend(460, 25, True, "Arial", 12)
b.setBackground(Chart.Transparent, Chart.Transparent)
b.setKeySize(15, 15)
b.setKeySpacing(0, 8)
' Add the legend box entries
b.addKey("> 1.1 (Critical)", &H000000)
b.addKey("1.0 to 1.1 (Alert)", &Hcc0000)
b.addKey("0.9 to 1.0", &Hff6600)
b.addKey("0.7 to 0.9", &Hffff00)
b.addKey("0.4 to 0.7", &H00ff00)
b.addKey("0.0 to 0.4", &H88ff88)
b.addKey("-0.3 to 0.0", &H66ffff)
b.addKey("-0.5 to -0.3", &H66ccff)
b.addKey("-0.8 to -0.5", &H0066ff)
b.addKey("< -0.8", &H0000cc)
' Output the chart
WebChartViewer1.Image = c.makeWebImage(Chart.SVG)
' Include tool tip for the chart
WebChartViewer1.ImageMap = c.getHTMLImageMap("", "", _
"title='<*cdml*>X: {x|2}<*br*>Y: {y|2}<*br*>Z: {z|2}'")
' Output Javascript chart model to support contour chart tooltips
WebChartViewer1.ChartModel = c.getJsChartModel()
End Sub
</script>
<html>
<head>
<script type="text/javascript" src="cdjcv.js"></script>
</head>
<body>
<chart:WebChartViewer id="WebChartViewer1" runat="server" />
</body>
</html>
using System;
using System.Web.Mvc;
using ChartDirector;
namespace NetMvcCharts.Controllers
{
public class ContourlegendController : Controller
{
//
// Default Action
//
public ActionResult Index()
{
ViewBag.Title = "Contour Color Legend";
createChart(ViewBag.Viewer = new RazorChartViewer(HttpContext, "chart1"));
return View("~/Views/Shared/ChartView.cshtml");
}
//
// Create chart
//
private void createChart(RazorChartViewer viewer)
{
// The x and y coordinates of the grid
double[] dataX = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
double[] dataY = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
// Use random numbers for the z values on the XY grid
RanSeries r = new RanSeries(999);
double[] dataZ = r.get2DSeries(dataX.Length, dataY.Length, -0.9, 1.15);
// Create a XYChart object of size 640 x 460 pixels
XYChart c = new XYChart(640, 460);
// Set default text color to dark grey (0x333333)
c.setColor(Chart.TextColor, 0x333333);
// Set the plotarea at (30, 25) and of size 400 x 400 pixels. Use semi-transparent grey
// (0xdd000000) horizontal and vertical grid lines
c.setPlotArea(50, 25, 400, 400, -1, -1, Chart.Transparent, unchecked((int)0xdd000000), -1);
// 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);
// Set the x-axis and y-axis scale
c.xAxis().setLinearScale(0, 10, 1);
c.yAxis().setLinearScale(0, 10, 1);
// Add a contour layer using the given data
ContourLayer layer = c.addContourLayer(dataX, dataY, dataZ);
// Move the grid lines in front of the contour layer
c.getPlotArea().moveGridBefore(layer);
// Define the color scale
double[] colorScale = {-0.8, 0x0066ff, -0.5, 0x66ccff, -0.3, 0x66ffff, 0, 0x88ff88, 0.4,
0x00ff00, 0.7, 0xffff00, 0.9, 0xff6600, 1.0, 0xcc0000, 1.1};
// Apply the color scale, and specify the underflow and overflow colors for regions exceeding
// the color scale
layer.colorAxis().setColorScale(colorScale, 0x0000cc, 0x000000);
//
// Instead of displaying the color axis, we use a legend box to display the colors. This is
// useful for colors that are unevenly spaced on the color axis.
//
// Add a legend box at (460, 25) with vertical layout, with 12pt Arial font, transparent
// background and border, icon size of 15 x 15 pixels, and line spacing of 8 pixels.
LegendBox b = c.addLegend(460, 25, true, "Arial", 12);
b.setBackground(Chart.Transparent, Chart.Transparent);
b.setKeySize(15, 15);
b.setKeySpacing(0, 8);
// Add the legend box entries
b.addKey("> 1.1 (Critical)", 0x000000);
b.addKey("1.0 to 1.1 (Alert)", 0xcc0000);
b.addKey("0.9 to 1.0", 0xff6600);
b.addKey("0.7 to 0.9", 0xffff00);
b.addKey("0.4 to 0.7", 0x00ff00);
b.addKey("0.0 to 0.4", 0x88ff88);
b.addKey("-0.3 to 0.0", 0x66ffff);
b.addKey("-0.5 to -0.3", 0x66ccff);
b.addKey("-0.8 to -0.5", 0x0066ff);
b.addKey("< -0.8", 0x0000cc);
// Output the chart
viewer.Image = c.makeWebImage(Chart.SVG);
// Include tool tip for the chart
viewer.ImageMap = c.getHTMLImageMap("", "",
"title='<*cdml*>X: {x|2}<*br*>Y: {y|2}<*br*>Z: {z|2}'");
// Output Javascript chart model to support contour chart tooltips
viewer.ChartModel = c.getJsChartModel();
}
}
}
@{ 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>