Updated write-xmas-tree.ps1

scripts/write-xmas-tree.ps1

@@ -1,37 +1,43 @@
-# Writes a christmas tree to terminal
-# Variable $Size = (tree_height, trunk_width, trunk_height)
-# Variable $XPos = The starting x position on the terminal line
-# Variables $colors = List of colors to use
-# Random color pattern each execution
+<#
+.SYNOPSIS
+        Writes a Xmas tree
+.DESCRIPTION
+        This PowerShell script writes a christmas tree to the terminal.
+.EXAMPLE
+        PS> ./write-xmas-tree.ps1
+.LINK
+        https://github.com/fleschutz/PowerShell
+.NOTES
+        Author: Markus Fleschutz | License: CC0
+#>
 
-param (
-    [array]$Size=@(20,8,4),
-    [int]$XPos=50, 
-    [array]$colors = @("blue", "green", "cyan", "red", "yellow", "magenta"),
-    [int]$Idx = (Get-Random -Min 0 -Max ($colors.Length-1)),
-    [int]$count = 100,
-    [int]$duration = 250  # ms
-)
+param( [array]$Size=@(21,8,4), # tree height, trunk width, trunk height
+       [int]$XPos=50, # starting x position 
+       [array]$colors = @("blue", "green", "cyan", "red", "yellow", "magenta"),
+       [int]$Idx = (Get-Random -Min 0 -Max ($colors.Length-1)),
+       [int]$count = 100,
+       [int]$duration = 250)  # ms
 
 Clear-Host
 do {
 	[console]::SetCursorPosition(0,0)
-	Write-Host "`n`tMerry Christmas and a Happy New Year!`n`n" -foregroundColor Yellow
+	Write-Host "`n`t`t`tMerry Christmas" -foregroundColor yellow
+	Write-Host "`t`t`t       &"        -foregroundColor yellow     
+	Write-Host "`t`t`t Happy New Year" -foregroundColor yellow
+	for ( $i=1; $i -le $Size[0]; $i++ ) {
+        	$line = " " * ($XPos - $i) + "*" * ($i * 2)
+        	$Idx = $Idx % $colors.Length
+        	Write-Host $line -foregroundColor $colors[$Idx]
+        	$Idx++
+ 	}  
 
-    for ( $i=1; $i -le $Size[0]; $i++ ) {
-        $line = " " * ($XPos - $i) + "*" * ($i * 2)
-        $Idx = $Idx % $colors.Length
-        Write-Host $line -foregroundColor $colors[$Idx]
-        $Idx++
-    }  
+ 	for ( $j=1; $j -le $Size[2]; $j++ ){
+        	$line = " " * ( $XPos - ( $Size[1] / 2 ) ) + "#" * $Size[1]
+        	Write-Host $line -foregroundColor DarkGreen
+    	}
 
-    for ( $j=1; $j -le $Size[2]; $j++ ){
-        $line = " " * ( $XPos - ( $Size[1] / 2 ) ) + "#" * $Size[1]
-        Write-Host $line -foregroundColor DarkGreen
-    }
 
 	Start-Sleep -milliseconds $duration
-
 	$count--
 } while ($count -gt 0)