Using 9-slice scaling to maintain a set border, regardless of how the image itself is resized.

           

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    <!-- embed\Embed9slice.mxml -->
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
    xmlns:s="library://ns.adobe.com/flex/spark" xmlns:mx="library://ns.adobe.com/flex/mx"
    height="1200" width="600">
    <fx:Script> 
         
        [Embed(source="a.gif", 
        scaleGridTop="25", scaleGridBottom="125", 
        scaleGridLeft="25", scaleGridRight="125")] 
        [Bindable] 
        public var imgCls:Class; 
      
    </fx:Script>
    <mx:VBox>
        <mx:Image source="{imgCls}" />
        <mx:Image source="{imgCls}" width="300" height="300" />
        <mx:Image source="{imgCls}" width="450" height="450" />
    </mx:VBox>
</s:Application>

Related examples in the same category

1.	Scale an image by setting its width and height
2.	Scale an Image with Embed setting
3.	BitMap Scaling
4.	Using postLayoutTransformOffsets property to modify the position and scale of a component.

Using 9-slice scaling to maintain a set border, regardless of how the image itself is resized. : Image Scale « Graphics « Flex

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