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Initial pass at adding ChartTrendLine

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dfinke
2019-06-13 15:38:28 -04:00
parent bb1b413ada
commit 3ce485a144
1 changed files with 66 additions and 55 deletions
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11
New-ExcelChart.ps1
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@@ -102,6 +102,7 @@
$Title = "Chart Title",
$Header,
[OfficeOpenXml.Drawing.Chart.eChartType]$ChartType = "ColumnStacked",
[OfficeOpenXml.Drawing.Chart.eTrendLine[]]$ChartTrendLine,
$XRange,
$YRange,
$Width = 500,
@@ -143,6 +144,7 @@
[PSCustomObject]@{
Title = $Title
ChartType = $ChartType
ChartTrendLine = $ChartTrendLine
XRange = $XRange
YRange = $YRange
Width = $Width
@@ -336,6 +338,7 @@ function Add-ExcelChart {
[String]$Title,
#$Header, Not used but referenced previously
[OfficeOpenXml.Drawing.Chart.eChartType]$ChartType = "ColumnStacked",
[OfficeOpenXml.Drawing.Chart.eTrendLine[]]$ChartTrendLine,
$XRange,
$YRange,
[int]$Width = 500,
@@ -384,6 +387,14 @@ function Add-ExcelChart {
$chartDefCount = @($YRange).Count
if ($chartDefCount -eq 1) {
$Series = $chart.Series.Add($YRange, $XRange)
if ($ChartType -notmatch "stacked|3D$|pie|Doughnut|Cone|Cylinder|Pyramid") {
foreach ($trendLine in $ChartTrendLine) {
$null = $Series.TrendLines.Add($trendLine)
}
}
else {
Write-Warning "Chart trend line is not supported for chart type: $ChartType"
}
if ($SeriesHeader) { $Series.Header = $SeriesHeader }
else { $Series.Header = 'Series 1' }
}