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Code from Flex 4 Documentation "Using Adobe Flex 4".
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<!-- styles/FilterChange.mxml -->
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:mx="library://ns.adobe.com/flex/mx"
xmlns:s="library://ns.adobe.com/flex/spark"
creationComplete="createFilters()" height="700">
<fx:Script>
import spark.filters.*;
import flash.filters.BitmapFilterQuality;
import flash.filters.BitmapFilterType;
private var myBlurFilter:BlurFilter;
private var myGlowFilter:GlowFilter;
private var myBevelFilter:BevelFilter;
private var myDropShadowFilter:DropShadowFilter;
private var color:Number = 0xFF33FF;
public function createFilters():void {
myBlurFilter = new BlurFilter(4, 4, 1);
myGlowFilter = new GlowFilter(color, .8, 6, 6, 2, 1, false, false);
myDropShadowFilter = new DropShadowFilter(15, 45, color, 0.8, 8, 8, 0.65, 1, false, false);
myBevelFilter = new BevelFilter(5, 45, color, 0.8, 0x333333,0.8, 5, 5, 1, BitmapFilterQuality.HIGH, BitmapFilterType.INNER, false);
applyFilters();
}
public function applyFilters():void {
rte1.filters = [myGlowFilter];
b1.filters = [myDropShadowFilter];
dc1.filters = [myBevelFilter];
hs1.filters = [myBlurFilter];
}
public function changeFilters():void {
color = 0x336633;
createFilters();
}
</fx:Script>
<s:VGroup>
<mx:RichTextEditor id="rte1" />
<mx:DateChooser id="dc1" />
<mx:HSlider id="hs1" />
<mx:Button id="b1" label="Click me" click="changeFilters()" />
</s:VGroup>
</s:Application>
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