Public/Get-HeatMap.ps1
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function Get-HeatMap { param( $InputData, $XValues, $YValues ) $BaseMap = [ordered]@{} foreach ($y in $YValues) { foreach ($x in $XValues) { $BaseMap.add("$($y)$($x)", 0) } } foreach ($DataToParse in $InputData) { $BaseMap["$($DataToParse)"] += 1 } $MapValues = $BaseMap.values | Where-Object { $_ -ne 0 } | Group-Object $MapList = $MapValues.Name $HeaderRow = foreach ($x in $XValues) { "<th width=`"$(85/($XValues.count+1))%`" style=`"text-align:center`">$($x)</th>" } $HTMLRows = foreach ($y in $YValues) { $RowHTML = foreach ($x in $XValues) { '<td style="text-align:center; padding: 0; margin:0; border-collapse: collapse;"><svg height="25" width="100%" style="display:block;"><rect width="100%" height="100%" fill="' + $(Get-MapColour -MapList $MapList -Count $($BaseMap."$($y)$($x)")) + '" /></svg></td>' } '<tr style="padding: 0; margin:0; border-spacing: 0px; border-collapse: collapse;"><td height=25px style="text-align:center; padding: 0; margin:0; border-collapse: collapse; line-height: 0px;">' + "$y</td>$RowHTML</tr>" } $Html = @" <table role="presentation" cellspacing="0" cellpadding="0" border="0" style="padding: 0; margin:0; border-spacing: 0px; border-collapse: collapse;"><thead> <tr> <td width=15%></td>$HeaderRow </tr> </thead> $HTMLRows </table> "@ return $html } |