Trimming An Image Canvas With ImageUtils.cfc ColdFusion Image Component

code-1.cfm

<!--- Create the image utils object. --->
<cfset objImageUtils = CreateObject(
	"component",
	"imageutilsroot.imageUtils"
	).Init()
	/>


<!--- Create a large, off-white canvas. --->
<cfset objImage = ImageNew(
	"",
	300,
	300,
	"argb",
	"##F5F5F5"
	) />

<!--- Set the drawing color. --->
<cfset ImageSetDrawingColor(
	objImage,
	"##FF9900"
	) />

<!--- Draw a circle in the middle of the canvas. --->
<cfset ImageDrawOval(
	objImage,
	100,
	100,
	100,
	100,
	"yes"
	) />

<!--- Set up our font properties. --->
<cfset objFont = {
	Size = "20",
	Font = "Arial Black"
	} />

<!--- Draw text. --->
<cfset ImageDrawText(
	objImage,
	"MY FIRST CIRCLE",
	45,
	250,
	objFont
	) />


<p>
	<!--- Write image to browser. --->
	<cfimage
		action="writetobrowser"
		source="#objImage#"
		/>
</p>





<!--- Trim the canvas. --->
<cfset objImage = objImageUtils.TrimCanvas(
	objImage,
	"##F5F5F5"
	) />

<p>
	<!--- Write image to browser. --->
	<cfimage
		action="writetobrowser"
		source="#objImage#"
		/>
</p>