More fluent for the api

README.md

@@ -20,6 +20,21 @@ iex (new-object System.Net.WebClient).DownloadString('https://raw.github.com/dfi
 
 # What's new
 
+#### 4/7/2016
+Made more methods fluent
+```
+$t=Get-Range 0 5 .2
+
+$t2=$t|%{$_*$_}
+$t3=$t|%{$_*$_*$_}
+
+(New-Plot).
+    Plot($t,$t, $t,$t2, $t,$t3).
+    SetChartPosition("i").
+    SetChartSize(500,500).
+    Title("Hello World").
+    Show()
+```
 #### 3/31/2016
 * Thanks to [redoz](https://github.com/redoz) Multi Series Charts are now working
 

plot.ps1

@@ -122,9 +122,11 @@ class PSPlot {
         return $this
     }
     
-    SetChartPosition($yCol) {
+    [PSPLot] SetChartPosition($yCol) {
         $columnNumber = $this.GetColumnNumber($yCol)+1
-        $this.chart.SetPosition(1,0,$columnNumber,0)        
+        $this.chart.SetPosition(1,0,$columnNumber,0)
+
+        return $this
     }
 
     AddSeries($xCol,$yCol,$yValues) {
@@ -194,12 +196,16 @@ class PSPlot {
         $this.SetChartSize(300,300)
     }
 
-    SetChartSize([int]$width,[int]$height){
+    [PSPlot] SetChartSize([int]$width,[int]$height){
         $this.chart.SetSize($width, $height)
+
+        return $this
     }
 
-    Title($title) {
+    [PSPlot] Title($title) {
         $this.chart.Title.Text = $title
+
+        return $this
     }
 
     Show() {