Get-GoogleChart

Share |

Browse Library

Tags

Previous | Next | View all files | View Slideshow

Download

posted by Richard Giles

12-04-2009

2 comments

Downloads: 173

File size: 2.1kB

Embed

Get-GoogleChart

## ===================================================================== 
## Title       : Get-GoogleChart 
## Description : Example of creating a chart from data using Google Chart API 
## Author      : Idera 
## Date        : 10/15/2009 
## Input       :  
## Output      : Chart 
## Usage       : PS> .\Get-GoogleChart 
## Tag         : Google Chart 
## Attributed  : Jabob Bindslet 
##               http://mspowershell.blogspot.com/2008/01/google-chart-api-powershell.html 
## Change log  :  
## =====================================================================  
 
function DownloadAndShowImage ($url) { 
    $filename = $home + "\chart.png" 
    $webClient = new-object System.Net.WebClient 
    $webClient.Headers.Add("user-agent", "Idera PowerShellPlus") 
    $Webclient.DownloadFile($url, $filename) 
    Invoke-Item $filename 
} 
 
function simpleEncoding ($valueArray, $labelArray, $size, [switch] $chart3D) { 
    $simpleEncoding = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789' 
    if ($chart3D) {$chartType = "p3"} else {$chartType ="p"} 
    $total = 0 
    foreach ($value in $valueArray) { 
        $total = $total + $value 
    } 
    for ($i = 0;$i -lt $valueArray.length;$i++) { 
        $relativeValue = ($valueArray[$i] / $total)*62 
        $relativeValue = [math]::round($relativeValue) 
        $encodingValue = $simpleEncoding[$relativeValue] 
        $chartData = $chartData + "" + $encodingValue 
    }     
    $chartLabel = [string]::join("|",$labelArray) 
    Write-Output "http://chart.apis.google.com/chart?chtt=Running Process CPU Usage&cht=$chartType&chd=s:$chartdata&chs=$size&chl=$chartLabel" 
} 
 
function GetProcessArray() { 
    $ListOfProcs = Get-Process | Sort-Object CPU -desc | Select-Object CPU, ProcessName -First 10 
    $ListOfProcs | ForEach-Object { 
        $ProcName = $ProcName + "," + $_.ProcessName 
        $ProcUsage = $ProcUsage + "," + $_.CPU 
    } 
    Write-Output (($ProcName.trimStart(",")).split(","), ($ProcUsage.trimStart(",")).split(",")) 
} 
 
$data = GetProcessArray 
$url = simpleEncoding $data[1] $data[0] "700x350" -chart3D 
DownloadAndShowImage $url 

Filed under: Google Chart

Demonstrates using Google Chart web services to create a chart image that can be displayed locally.

Comments

Aleksandar wrote re: Get-GoogleChart

on 12-04-2009 11:29 AM

Excellent.

Andrew Tearle wrote re: Get-GoogleChart

on 12-23-2009 8:59 PM

Excellent. Happy Xmas.