public string RenderToHtml( PercentileSample[] samples, string baseUrl = "/" )
{
var colours = CreateColdToHotTempColours();
var grid = SamplesToGrid( samples );
var html = new StringBuilder();
html.AppendFormat( "<html>" ).AppendLine();
html.AppendFormat( "<head>" ).AppendLine();
html.AppendFormat( "<link rel='stylesheet' type='text/css' href='{0}heatMap.css'>", baseUrl ).AppendLine();
html.AppendFormat( "<script type='text/javascript' src='{0}heatMap.js'></script>", baseUrl ).AppendLine();
html.AppendFormat( "<script type='text/javascript' src='{0}jquery-1.7.2.min.js'></script>", baseUrl ).AppendLine();
html.AppendFormat( "</head>" ).AppendLine();
html.AppendFormat( "<table border='1'>" ).AppendLine();
for( int rowIdx = 0; rowIdx < grid.Count; ++rowIdx )
{
object[] row = grid[rowIdx];
html.AppendFormat( " <tr>" ).AppendLine();
for( int colIdx = 0; colIdx < row.Length; ++colIdx )
{
if( rowIdx == 0 )
{
string title = "";
if( colIdx > 0 )
{
var count = (from s in samples[colIdx - 1].Stats select s.Count).Sum();
title = string.Format( "samples={0}\r\nstarted={1}\r\nfinished={2}", count, samples[colIdx - 1].FirstValueAt, samples[colIdx - 1].LastValueAt );
}
html.AppendFormat( " <td class='heatHeader' title='{0}'>", title ).AppendLine();
html.AppendFormat( " {0}", row[colIdx] ).AppendLine();
html.AppendFormat( " </td>" ).AppendLine();
}
else
{
if( colIdx == 0 )
{
var colTotal = (from s in samples
select s.Stats[rowIdx - 1].Count).Sum();
html.AppendFormat( " <td class='boundCol' title='count={0}'>", colTotal ).AppendLine();
html.AppendFormat( " {0}", row[colIdx] ).AppendLine();
html.AppendFormat( " </td>" ).AppendLine();
}
else
{
var sample = samples[colIdx - 1];
int max = (from b in sample.Stats select b.Count).Max();
double p = 0;
if( sample.Stats[rowIdx - 1].Count != 0 )
{
p = (double)sample.Stats[rowIdx - 1].Count / max;
}
double idx = Math.Min( colours.Length * p, colours.Length - 1 );
var colour = sample.Stats[rowIdx - 1].Count != 0 ? colours[(int)idx] : ZeroSampleColour;
html.AppendFormat( " <td class='heatCol' style='background-color:#{0:X2}{1:X2}{2:X2}'>", colour.R, colour.G, colour.B ).AppendLine();
html.AppendFormat( " <span class='heatCount'>{0}</span>", row[colIdx] ).AppendLine();
if( sample.FindBoundForPercentile( 50 ) == int.Parse( grid[rowIdx][0].ToString() ) )
{
html.AppendFormat( " <span class='percentile'>50</span>" ).AppendLine();
}
html.AppendFormat( " </td>" ).AppendLine();
}
}
}
html.AppendFormat( " </tr>" ).AppendLine();
}
html.AppendFormat( "</table>" ).AppendLine();
html.AppendFormat( "<a href='#' class='heatCount' onclick='showPercentile()'>percentile</a>" ).AppendLine();
html.AppendFormat( "<a href='#' class='percentile' onclick='showPercentile()'>count</a>" ).AppendLine();
return html.ToString();
}
public PercentileSample SampleAndReset()
{
var stats = CalculateStats();
var sample = new PercentileSample( this, stats.ToArray(), FirstValueAt, LastValueAt );
m_buckets = (from i in Enumerable.Range( 0, m_bounds.Length )
select new PercentileBucket( i, m_bounds[i], 0, 0 )).ToArray();
FirstValueAt = null;
LastValueAt = null;
if( m_samplesToStore > 0 )
{
if( m_storedStats == null )
{
m_storedStats = new List<PercentileSample>();
}
m_storedStats.Add( sample );
while( m_storedStats.Count > m_samplesToStore )
{
m_storedStats.RemoveAt( 0 );
}
}
return sample;
}
public List<object[]> SamplesToGrid( PercentileSample[] samples )
{
var grid = new List<object[]>();
if( (samples == null) || (samples.Length == 0) )
{
return grid;
}
var bounds = samples[0].PercentileCalculator.GetBounds().ToArray();
var header = new object[1 + samples.Length];
header[0] = "Bound";
for( int i = 0; i < samples.Length; ++i )
{
header[i + 1] = i;
}
grid.Add( header );
for( int row = 0; row < bounds.Length; ++row )
{
var rowData = new object[1 + samples.Length];
rowData[0] = bounds[row];
for( int col = 0; col < samples.Length; ++col )
{
var count = samples[col].Stats[row].Count;
rowData[1 + col] = count > 0 ? count.ToString( CultureInfo.InvariantCulture ) : " ";
}
grid.Add( rowData );
}
return grid;
}
public string RenderToText( PercentileSample[] samples )
{
var grid = SamplesToGrid( samples );
return ArrayToTextTable( grid );
}
